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Merge branch 'connect/10.0' into 10.0

Browse source 
1.04.0008
This commit is contained in:
Sergei Golubchik 2016-08-10 19:58:42 +02:00
commit 2bd94951c6
34 changed files with 962 additions and 1708 deletions
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58
storage/connect/ApacheInterface.java Normal file
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@ -0,0 +1,58 @@
package wrappers;
import java.sql.*;
import java.util.Hashtable;
import org.apache.commons.dbcp2.BasicDataSource;
public class ApacheInterface extends JdbcInterface {
static Hashtable<String,BasicDataSource> pool = new Hashtable<String, BasicDataSource>();
public ApacheInterface() {
this(true);
} // end of default constructor
public ApacheInterface(boolean b) {
super(b);
} // end of constructor
@Override
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
String url = parms[1];
BasicDataSource ds = null;
if (DEBUG)
System.out.println("Connecting to Apache data source");
try {
CheckURL(url, null);
if ((ds = pool.get(url)) == null) {
ds = new BasicDataSource();
ds.setDriverClassName(parms[0]);
ds.setUrl(url);
ds.setUsername(parms[2]);
ds.setPassword(parms[3]);
pool.put(url, ds);
} // endif ds
// Get a connection from the data source
conn = ds.getConnection();
// Get the data base meta data object
dbmd = conn.getMetaData();
// Get a statement from the connection
stmt = GetStmt(fsize, scrollable);
} catch (SQLException se) {
SetErrmsg(se);
rc = -2;
} catch (Exception e) {
SetErrmsg(e);
rc = -3;
} // end try/catch
return rc;
} // end of JdbcConnect
} // end of class ApacheInterface

28
storage/connect/CMakeLists.txt
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@ -235,25 +235,29 @@ ENDIF(CONNECT_WITH_ODBC)
#
# JDBC
#
OPTION(CONNECT_WITH_JDBC "Compile CONNECT storage engine with JDBC support" ON)
IF(APPLE)
OPTION(CONNECT_WITH_JDBC "some comment" OFF)
ELSE()
OPTION(CONNECT_WITH_JDBC "some comment" ON)
ENDIF()
IF(CONNECT_WITH_JDBC)
# TODO: detect Java SDK and the presence of JDBC connectors
# TODO: Find how to compile and install the java wrapper class
# Find required libraries and include directories
FIND_PACKAGE(Java 1.6)
FIND_PACKAGE(JNI)
IF (JAVA_FOUND AND JNI_FOUND)
INCLUDE(UseJava)
INCLUDE_DIRECTORIES(${JAVA_INCLUDE_PATH})
INCLUDE_DIRECTORIES(${JAVA_INCLUDE_PATH2})
# SET(JDBC_LIBRARY ${JAVA_JVM_LIBRARY})
SET(CONNECT_SOURCES ${CONNECT_SOURCES}
JdbcInterface.java JdbcInterface.class
JdbcDSInterface.java JdbcDSInterface.class
JdbcApacheInterface.java JdbcApacheInterface.class
jdbconn.cpp tabjdbc.cpp jdbconn.h tabjdbc.h jdbccat.h)
# SET(JDBC_LIBRARY ${JAVA_JVM_LIBRARY}) will be dynamically linked
SET(CONNECT_SOURCES ${CONNECT_SOURCES}
jdbconn.cpp tabjdbc.cpp jdbconn.h tabjdbc.h jdbccat.h
JdbcInterface.java ApacheInterface.java MariadbInterface.java
MysqlInterface.java OracleInterface.java PostgresqlInterface.java)
# TODO: Find how to compile and install the java wrapper classes
# Find required libraries and include directories
SET (JAVA_SOURCES JdbcInterface.java)
add_jar(JdbcInterface ${JAVA_SOURCES})
install_jar(JdbcInterface DESTINATION ${INSTALL_PLUGINDIR} COMPONENT connect-engine)
add_definitions(-DJDBC_SUPPORT)
ELSE()
SET(JDBC_LIBRARY "")

183
storage/connect/Client.java Normal file
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package wrappers;
import java.io.BufferedReader;
import java.io.Console;
import java.io.IOException;
import java.io.InputStreamReader;
public class Client {
static boolean DEBUG = true;
static final Console c = System.console();
static JdbcInterface jdi = null;
public static void main(String[] args) {
int rc, n, ncol, i = 0, fsize = 0;
boolean scrollable = false;
String s;
String[] parms = new String[4];
if (args.length > 0)
try {
i = Integer.parseInt(args[i]);
} catch (NumberFormatException e) {
i = 0;
} // end try/catch
switch (i) {
case 1:
jdi = new ApacheInterface(DEBUG);
break;
case 2:
jdi = new MysqlInterface(DEBUG);
break;
case 3:
jdi = new MariadbInterface(DEBUG);
break;
case 4:
jdi = new OracleInterface(DEBUG);
break;
case 5:
jdi = new PostgresqlInterface(DEBUG);
break;
default:
jdi = new JdbcInterface(DEBUG);
} // endswitch i
parms[0] = getLine("Driver: ", false);
parms[1] = getLine("URL: ", false);
parms[2] = getLine("User: ", false);
parms[3] = getLine("Password: ", true);
s = getLine("Fsize: ", false);
fsize = (s != null) ? Integer.parseInt(s) : 0;
s = getLine("Scrollable: ", false);
scrollable = (s != null) ? s.toLowerCase().charAt(0) != 'n' : false;
rc = jdi.JdbcConnect(parms, fsize, scrollable);
if (rc == 0) {
String query;
System.out.println("Successfully connected to " + parms[1]);
while ((query = getLine("Query: ", false)) != null) {
n = jdi.Execute(query);
System.out.println("Returned n = " + n);
if ((ncol = jdi.GetResult()) > 0)
PrintResult(ncol);
else
System.out.println("Affected rows = " + n);
} // endwhile
rc = jdi.JdbcDisconnect();
System.out.println("Disconnect returned " + rc);
} else
System.out.println(jdi.GetErrmsg() + " rc=" + rc);
} // end of main
private static void PrintResult(int ncol) {
// Get result set meta data
int i;
String columnName;
// Get the column names; column indices start from 1
for (i = 1; i <= ncol; i++) {
columnName = jdi.ColumnName(i);
if (columnName == null)
return;
// Get the name of the column's table name
//String tableName = rsmd.getTableName(i);
if (i > 1)
System.out.print("\t");
System.out.print(columnName);
} // endfor i
System.out.println();
// Loop through the result set
while (jdi.ReadNext() > 0) {
for (i = 1; i <= ncol; i++) {
if (i > 1)
System.out.print("\t");
if (DEBUG)
System.out.print("(" + jdi.ColumnType(i, null) + ")");
switch (jdi.ColumnType(i, null)) {
case java.sql.Types.VARCHAR:
case java.sql.Types.LONGVARCHAR:
case java.sql.Types.CHAR:
System.out.print(jdi.StringField(i, null));
break;
case java.sql.Types.INTEGER:
System.out.print(jdi.IntField(i, null));
break;
case java.sql.Types.BIGINT:
System.out.print(jdi.BigintField(i, null));
break;
case java.sql.Types.TIMESTAMP:
System.out.print(jdi.TimestampField(i, null));
break;
case java.sql.Types.TIME:
System.out.print(jdi.TimeField(i, null));
break;
case java.sql.Types.DATE:
System.out.print(jdi.DateField(i, null));
break;
case java.sql.Types.SMALLINT:
System.out.print(jdi.IntField(i, null));
break;
case java.sql.Types.DOUBLE:
case java.sql.Types.REAL:
case java.sql.Types.FLOAT:
case java.sql.Types.DECIMAL:
System.out.print(jdi.DoubleField(i, null));
break;
case java.sql.Types.BOOLEAN:
System.out.print(jdi.BooleanField(i, null));
default:
break;
} // endswitch Type
} // endfor i
System.out.println();
} // end while rs
} // end of PrintResult
// ==================================================================
private static String getLine(String p, boolean b) {
String response;
if (c != null) {
// Standard console mode
if (b) {
response = new String(c.readPassword(p));
} else
response = c.readLine(p);
} else {
// For instance when testing from Eclipse
BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
System.out.print(p);
try {
// Cannot suppress echo for password entry
response = in.readLine();
} catch (IOException e) {
response = "";
} // end of try/catch
} // endif c
return (response.isEmpty()) ? null : response;
} // end of getLine
} // end of class Client

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storage/connect/JdbcApacheInterface.class
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709
storage/connect/JdbcApacheInterface.java
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@ -1,709 +0,0 @@
import java.math.*;
import java.sql.*;
import java.util.Collections;
import java.util.Hashtable;
import java.util.List;
import org.apache.commons.dbcp2.BasicDataSource;
public class JdbcApacheInterface {
boolean DEBUG = false;
String Errmsg = "No error";
Connection conn = null;
DatabaseMetaData dbmd = null;
Statement stmt = null;
PreparedStatement pstmt = null;
ResultSet rs = null;
ResultSetMetaData rsmd = null;
static Hashtable<String,BasicDataSource> pool = new Hashtable<String, BasicDataSource>();
// === Constructors/finalize =========================================
public JdbcApacheInterface() {
this(true);
} // end of default constructor
public JdbcApacheInterface(boolean b) {
DEBUG = b;
} // end of constructor
private void SetErrmsg(Exception e) {
if (DEBUG)
System.out.println(e.getMessage());
Errmsg = e.toString();
} // end of SetErrmsg
private void SetErrmsg(String s) {
if (DEBUG)
System.out.println(s);
Errmsg = s;
} // end of SetErrmsg
public String GetErrmsg() {
String err = Errmsg;
Errmsg = "No error";
return err;
} // end of GetErrmsg
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
String url = parms[1];
BasicDataSource ds = null;
if (url == null) {
SetErrmsg("URL cannot be null");
return -1;
} // endif url
try {
if ((ds = pool.get(url)) == null) {
ds = new BasicDataSource();
ds.setDriverClassName(parms[0]);
ds.setUrl(url);
ds.setUsername(parms[2]);
ds.setPassword(parms[3]);
pool.put(url, ds);
} // endif ds
// Get a connection from the data source
conn = ds.getConnection();
// Get the data base meta data object
dbmd = conn.getMetaData();
// Get a statement from the connection
if (scrollable)
stmt = conn.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE, java.sql.ResultSet.CONCUR_READ_ONLY);
else
stmt = conn.createStatement(java.sql.ResultSet.TYPE_FORWARD_ONLY, java.sql.ResultSet.CONCUR_READ_ONLY);
if (DEBUG)
System.out.println("Statement type = " + stmt.getResultSetType()
+ " concurrency = " + stmt.getResultSetConcurrency());
if (DEBUG) // Get the fetch size of a statement
System.out.println("Default fetch size = " + stmt.getFetchSize());
if (fsize != 0) {
// Set the fetch size
stmt.setFetchSize(fsize);
if (DEBUG)
System.out.println("New fetch size = " + stmt.getFetchSize());
} // endif fsize
} catch (SQLException se) {
SetErrmsg(se);
rc = -2;
} catch( Exception e ) {
SetErrmsg(e);
rc = -3;
} // end try/catch
return rc;
} // end of JdbcConnect
public int CreatePrepStmt(String sql) {
int rc = 0;
try {
pstmt = conn.prepareStatement(sql);
} catch (SQLException se) {
SetErrmsg(se);
rc = -1;
} catch (Exception e) {
SetErrmsg(e);
rc = -2;
} // end try/catch
return rc;
} // end of CreatePrepStmt
public void SetStringParm(int i, String s) {
try {
pstmt.setString(i, s);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetStringParm
public void SetIntParm(int i, int n) {
try {
pstmt.setInt(i, n);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetIntParm
public void SetShortParm(int i, short n) {
try {
pstmt.setShort(i, n);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetShortParm
public void SetBigintParm(int i, long n) {
try {
pstmt.setLong(i, n);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetBigintParm
public void SetFloatParm(int i, float f) {
try {
pstmt.setFloat(i, f);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetFloatParm
public void SetDoubleParm(int i, double d) {
try {
pstmt.setDouble(i, d);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetDoubleParm
public void SetTimestampParm(int i, Timestamp t) {
try {
pstmt.setTimestamp(i, t);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetTimestampParm
public int ExecutePrep() {
int n = -3;
if (pstmt != null) try {
n = pstmt.executeUpdate();
} catch (SQLException se) {
SetErrmsg(se);
n = -1;
} catch (Exception e) {
SetErrmsg(e);
n = -2;
} //end try/catch
return n;
} // end of ExecutePrep
public boolean ClosePrepStmt() {
boolean b = false;
if (pstmt != null) try {
pstmt.close();
pstmt = null;
} catch (SQLException se) {
SetErrmsg(se);
b = true;
} catch (Exception e) {
SetErrmsg(e);
b = true;
} // end try/catch
return b;
} // end of ClosePrepStmt
public int JdbcDisconnect() {
int rc = 0;
// Cancel pending statement
if (stmt != null)
try {
System.out.println("Cancelling statement");
stmt.cancel();
} catch(SQLException se) {
SetErrmsg(se);
rc += 1;
} // nothing more we can do
// Close the statement and the connection
if (rs != null)
try {
if (DEBUG)
System.out.println("Closing result set");
rs.close();
} catch(SQLException se) {
SetErrmsg(se);
rc = 2;
} // nothing more we can do
if (stmt != null)
try {
if (DEBUG)
System.out.println("Closing statement");
stmt.close();
} catch(SQLException se) {
SetErrmsg(se);
rc += 4;
} // nothing more we can do
ClosePrepStmt();
if (conn != null)
try {
if (DEBUG)
System.out.println("Closing connection");
conn.close();
} catch (SQLException se) {
SetErrmsg(se);
rc += 8;
} //end try/catch
if (DEBUG)
System.out.println("All closed");
return rc;
} // end of JdbcDisconnect
public int GetMaxValue(int n) {
int m = 0;
try {
switch (n) {
case 1: // Max columns in table
m = dbmd.getMaxColumnsInTable();
break;
case 2: // Max catalog name length
m = dbmd.getMaxCatalogNameLength();
break;
case 3: // Max schema name length
m = dbmd.getMaxSchemaNameLength();
break;
case 4: // Max table name length
m = dbmd.getMaxTableNameLength();
break;
case 5: // Max column name length
m = dbmd.getMaxColumnNameLength();
break;
} // endswitch n
} catch(Exception e) {
SetErrmsg(e);
m = -1;
} // end try/catch
return m;
} // end of GetMaxValue
public int GetColumns(String[] parms) {
int ncol = 0;
try {
if (rs != null) rs.close();
rs = dbmd.getColumns(parms[0], parms[1], parms[2], parms[3]);
if (rs != null) {
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
} // endif rs
} catch(SQLException se) {
SetErrmsg(se);
} // end try/catch
return ncol;
} // end of GetColumns
public int GetTables(String[] parms) {
int ncol = 0;
String[] typ = null;
if (parms[3] != null) {
typ = new String[1];
typ[0] = parms[3];
} // endif parms
try {
if (rs != null) rs.close();
rs = dbmd.getTables(parms[0], parms[1], parms[2], typ);
if (rs != null) {
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
} // endif rs
} catch(SQLException se) {
SetErrmsg(se);
} // end try/catch
return ncol;
} // end of GetColumns
public int Execute(String query) {
int n = 0;
if (DEBUG)
System.out.println("Executing '" + query + "'");
try {
boolean b = stmt.execute(query);
if (b == false) {
n = stmt.getUpdateCount();
if (rs != null) rs.close();
} // endif b
if (DEBUG)
System.out.println("Query '" + query + "' executed: n = " + n);
} catch (SQLException se) {
SetErrmsg(se);
n = -1;
} catch (Exception e) {
SetErrmsg(e);
n = -2;
} //end try/catch
return n;
} // end of Execute
public int GetResult() {
int ncol = 0;
try {
rs = stmt.getResultSet();
if (rs != null) {
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
if (DEBUG)
System.out.println("Result set has " + rsmd.getColumnCount() + " column(s)");
} // endif rs
} catch (SQLException se) {
SetErrmsg(se);
ncol = -1;
} catch (Exception e) {
SetErrmsg(e);
ncol = -2;
} //end try/catch
return ncol;
} // end of GetResult
public int ExecuteQuery(String query) {
int ncol = 0;
if (DEBUG)
System.out.println("Executing query '" + query + "'");
try {
rs = stmt.executeQuery(query);
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
if (DEBUG) {
System.out.println("Query '" + query + "' executed successfully");
System.out.println("Result set has " + rsmd.getColumnCount() + " column(s)");
} // endif DEBUG
} catch (SQLException se) {
SetErrmsg(se);
ncol = -1;
} catch (Exception e) {
SetErrmsg(e);
ncol = -2;
} //end try/catch
return ncol;
} // end of ExecuteQuery
public int ExecuteUpdate(String query) {
int n = 0;
if (DEBUG)
System.out.println("Executing update query '" + query + "'");
try {
n = stmt.executeUpdate(query);
if (DEBUG)
System.out.println("Update Query '" + query + "' executed: n = " + n);
} catch (SQLException se) {
SetErrmsg(se);
n = -1;
} catch (Exception e) {
SetErrmsg(e);
n = -2;
} //end try/catch
return n;
} // end of ExecuteUpdate
public int ReadNext() {
if (rs != null) {
try {
return rs.next() ? 1 : 0;
} catch (SQLException se) {
SetErrmsg(se);
return -1;
} //end try/catch
} else
return 0;
} // end of ReadNext
public boolean Fetch(int row) {
if (rs != null) {
try {
return rs.absolute(row);
} catch (SQLException se) {
SetErrmsg(se);
return false;
} //end try/catch
} else
return false;
} // end of Fetch
public String ColumnName(int n) {
if (rsmd == null) {
System.out.println("No result metadata");
} else try {
return rsmd.getColumnLabel(n);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of ColumnName
public int ColumnType(int n, String name) {
if (rsmd == null) {
System.out.println("No result metadata");
} else try {
if (n == 0)
n = rs.findColumn(name);
return rsmd.getColumnType(n);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 666; // Not a type
} // end of ColumnType
public String ColumnDesc(int n, int[] val) {
if (rsmd == null) {
System.out.println("No result metadata");
return null;
} else try {
val[0] = rsmd.getColumnType(n);
val[1] = rsmd.getPrecision(n);
val[2] = rsmd.getScale(n);
val[3] = rsmd.isNullable(n);
return rsmd.getColumnLabel(n);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of ColumnDesc
public String StringField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getString(n) : rs.getString(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of StringField
public int IntField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getInt(n) : rs.getInt(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0;
} // end of IntField
public long BigintField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
BigDecimal bigDecimal = (n > 0) ? rs.getBigDecimal(n) : rs.getBigDecimal(name);
return bigDecimal != null ? bigDecimal.longValue() : 0;
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0;
} // end of BiginttField
public double DoubleField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getDouble(n) : rs.getDouble(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0.;
} // end of DoubleField
public float FloatField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getFloat(n) : rs.getFloat(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0;
} // end of FloatField
public boolean BooleanField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getBoolean(n) : rs.getBoolean(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return false;
} // end of BooleanField
public Date DateField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getDate(n) : rs.getDate(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of DateField
public Time TimeField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getTime(n) : rs.getTime(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of TimeField
public Timestamp TimestampField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getTimestamp(n) : rs.getTimestamp(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of TimestampField
public String ObjectField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getObject(n).toString() : rs.getObject(name).toString();
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of ObjectField
public int GetDrivers(String[] s, int mxs) {
int n = 0;
List<Driver> drivers = Collections.list(DriverManager.getDrivers());
int size = Math.min(mxs, drivers.size());
for (int i = 0; i < size; i++) {
Driver driver = (Driver)drivers.get(i);
// Get name of driver
s[n++] = driver.getClass().getName();
// Get version info
s[n++] = driver.getMajorVersion() + "." + driver.getMinorVersion();
s[n++] = driver.jdbcCompliant() ? "Yes" : "No";
s[n++] = driver.toString();
} // endfor i
return size;
} // end of GetDrivers
/**
* Adds the specified path to the java library path
* from Fahd Shariff blog
*
* @param pathToAdd the path to add
static public int addLibraryPath(String pathToAdd) {
System.out.println("jpath = " + pathToAdd);
try {
Field usrPathsField = ClassLoader.class.getDeclaredField("usr_paths");
usrPathsField.setAccessible(true);
//get array of paths
String[] paths = (String[])usrPathsField.get(null);
//check if the path to add is already present
for (String path : paths) {
System.out.println("path = " + path);
if (path.equals(pathToAdd))
return -5;
} // endfor path
//add the new path
String[] newPaths = Arrays.copyOf(paths, paths.length + 1);
newPaths[paths.length] = pathToAdd;
usrPathsField.set(null, newPaths);
System.setProperty("java.library.path",
System.getProperty("java.library.path") + File.pathSeparator + pathToAdd);
Field fieldSysPath = ClassLoader.class.getDeclaredField("sys_paths");
fieldSysPath.setAccessible(true);
fieldSysPath.set(null, null);
} catch (Exception e) {
SetErrmsg(e);
return -1;
} // end try/catch
return 0;
} // end of addLibraryPath
*/
} // end of class JdbcApacheInterface

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storage/connect/JdbcDSInterface.java
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@ -1,743 +0,0 @@
import java.math.*;
import java.sql.*;
import java.util.Collections;
import java.util.Hashtable;
import java.util.List;
import javax.sql.DataSource;
import org.mariadb.jdbc.MariaDbDataSource;
import org.postgresql.jdbc2.optional.PoolingDataSource;
import com.mysql.cj.jdbc.MysqlDataSource;
import oracle.jdbc.pool.OracleDataSource;
public class JdbcDSInterface {
boolean DEBUG = false;
String Errmsg = "No error";
Connection conn = null;
DatabaseMetaData dbmd = null;
Statement stmt = null;
PreparedStatement pstmt = null;
ResultSet rs = null;
ResultSetMetaData rsmd = null;
Hashtable<String,DataSource> dst = null;
// === Constructors/finalize =========================================
public JdbcDSInterface() {
this(true);
} // end of default constructor
public JdbcDSInterface(boolean b) {
DEBUG = b;
dst = new Hashtable<String, DataSource>();
} // end of constructor
private void SetErrmsg(Exception e) {
if (DEBUG)
System.out.println(e.getMessage());
Errmsg = e.toString();
} // end of SetErrmsg
private void SetErrmsg(String s) {
if (DEBUG)
System.out.println(s);
Errmsg = s;
} // end of SetErrmsg
public String GetErrmsg() {
String err = Errmsg;
Errmsg = "No error";
return err;
} // end of GetErrmsg
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
String url = parms[1];
DataSource ds = null;
MysqlDataSource mds = null;
MariaDbDataSource ads = null;
OracleDataSource ods = null;
PoolingDataSource pds = null;
if (url == null) {
SetErrmsg("URL cannot be null");
return -1;
} // endif driver
try {
if ((ds = dst.get(url)) == null) {
if (url.toLowerCase().contains("mysql")) {
mds = new MysqlDataSource();
mds.setURL(url);
mds.setUser(parms[2]);
mds.setPassword(parms[3]);
ds = mds;
} else if (url.toLowerCase().contains("mariadb")) {
ads = new MariaDbDataSource();
ads.setUrl(url);
ads.setUser(parms[2]);
ads.setPassword(parms[3]);
ds = ads;
} else if (url.toLowerCase().contains("oracle")) {
ods = new OracleDataSource();
ods.setURL(url);
ods.setUser(parms[2]);
ods.setPassword(parms[3]);
ds = ods;
} else if (url.toLowerCase().contains("postgresql")) {
pds = new PoolingDataSource();
pds.setUrl(url);
pds.setUser(parms[2]);
pds.setPassword(parms[3]);
ds = pds;
} else {
SetErrmsg("Unsupported driver");
return -4;
} // endif driver
dst.put(url, ds);
} // endif ds
// Get a connection from the data source
conn = ds.getConnection();
// Get the data base meta data object
dbmd = conn.getMetaData();
// Get a statement from the connection
if (scrollable)
stmt = conn.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE, java.sql.ResultSet.CONCUR_READ_ONLY);
else
stmt = conn.createStatement(java.sql.ResultSet.TYPE_FORWARD_ONLY, java.sql.ResultSet.CONCUR_READ_ONLY);
if (DEBUG)
System.out.println("Statement type = " + stmt.getResultSetType()
+ " concurrency = " + stmt.getResultSetConcurrency());
if (DEBUG) // Get the fetch size of a statement
System.out.println("Default fetch size = " + stmt.getFetchSize());
if (fsize != 0) {
// Set the fetch size
stmt.setFetchSize(fsize);
if (DEBUG)
System.out.println("New fetch size = " + stmt.getFetchSize());
} // endif fsize
} catch (SQLException se) {
SetErrmsg(se);
rc = -2;
} catch( Exception e ) {
SetErrmsg(e);
rc = -3;
} // end try/catch
return rc;
} // end of JdbcConnect
public int CreatePrepStmt(String sql) {
int rc = 0;
try {
pstmt = conn.prepareStatement(sql);
} catch (SQLException se) {
SetErrmsg(se);
rc = -1;
} catch (Exception e) {
SetErrmsg(e);
rc = -2;
} // end try/catch
return rc;
} // end of CreatePrepStmt
public void SetStringParm(int i, String s) {
try {
pstmt.setString(i, s);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetStringParm
public void SetIntParm(int i, int n) {
try {
pstmt.setInt(i, n);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetIntParm
public void SetShortParm(int i, short n) {
try {
pstmt.setShort(i, n);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetShortParm
public void SetBigintParm(int i, long n) {
try {
pstmt.setLong(i, n);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetBigintParm
public void SetFloatParm(int i, float f) {
try {
pstmt.setFloat(i, f);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetFloatParm
public void SetDoubleParm(int i, double d) {
try {
pstmt.setDouble(i, d);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetDoubleParm
public void SetTimestampParm(int i, Timestamp t) {
try {
pstmt.setTimestamp(i, t);
} catch (Exception e) {
SetErrmsg(e);
} // end try/catch
} // end of SetTimestampParm
public int ExecutePrep() {
int n = -3;
if (pstmt != null) try {
n = pstmt.executeUpdate();
} catch (SQLException se) {
SetErrmsg(se);
n = -1;
} catch (Exception e) {
SetErrmsg(e);
n = -2;
} //end try/catch
return n;
} // end of ExecutePrep
public boolean ClosePrepStmt() {
boolean b = false;
if (pstmt != null) try {
pstmt.close();
pstmt = null;
} catch (SQLException se) {
SetErrmsg(se);
b = true;
} catch (Exception e) {
SetErrmsg(e);
b = true;
} // end try/catch
return b;
} // end of ClosePrepStmt
public int JdbcDisconnect() {
int rc = 0;
// Cancel pending statement
if (stmt != null)
try {
System.out.println("Cancelling statement");
stmt.cancel();
} catch(SQLException se) {
SetErrmsg(se);
rc += 1;
} // nothing more we can do
// Close the statement and the connection
if (rs != null)
try {
if (DEBUG)
System.out.println("Closing result set");
rs.close();
} catch(SQLException se) {
SetErrmsg(se);
rc = 2;
} // nothing more we can do
if (stmt != null)
try {
if (DEBUG)
System.out.println("Closing statement");
stmt.close();
} catch(SQLException se) {
SetErrmsg(se);
rc += 4;
} // nothing more we can do
ClosePrepStmt();
if (conn != null)
try {
if (DEBUG)
System.out.println("Closing connection");
conn.close();
} catch (SQLException se) {
SetErrmsg(se);
rc += 8;
} //end try/catch
if (DEBUG)
System.out.println("All closed");
return rc;
} // end of JdbcDisconnect
public int GetMaxValue(int n) {
int m = 0;
try {
switch (n) {
case 1: // Max columns in table
m = dbmd.getMaxColumnsInTable();
break;
case 2: // Max catalog name length
m = dbmd.getMaxCatalogNameLength();
break;
case 3: // Max schema name length
m = dbmd.getMaxSchemaNameLength();
break;
case 4: // Max table name length
m = dbmd.getMaxTableNameLength();
break;
case 5: // Max column name length
m = dbmd.getMaxColumnNameLength();
break;
} // endswitch n
} catch(Exception e) {
SetErrmsg(e);
m = -1;
} // end try/catch
return m;
} // end of GetMaxValue
public int GetColumns(String[] parms) {
int ncol = 0;
try {
if (rs != null) rs.close();
rs = dbmd.getColumns(parms[0], parms[1], parms[2], parms[3]);
if (rs != null) {
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
} // endif rs
} catch(SQLException se) {
SetErrmsg(se);
} // end try/catch
return ncol;
} // end of GetColumns
public int GetTables(String[] parms) {
int ncol = 0;
String[] typ = null;
if (parms[3] != null) {
typ = new String[1];
typ[0] = parms[3];
} // endif parms
try {
if (rs != null) rs.close();
rs = dbmd.getTables(parms[0], parms[1], parms[2], typ);
if (rs != null) {
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
} // endif rs
} catch(SQLException se) {
SetErrmsg(se);
} // end try/catch
return ncol;
} // end of GetColumns
public int Execute(String query) {
int n = 0;
if (DEBUG)
System.out.println("Executing '" + query + "'");
try {
boolean b = stmt.execute(query);
if (b == false) {
n = stmt.getUpdateCount();
if (rs != null) rs.close();
} // endif b
if (DEBUG)
System.out.println("Query '" + query + "' executed: n = " + n);
} catch (SQLException se) {
SetErrmsg(se);
n = -1;
} catch (Exception e) {
SetErrmsg(e);
n = -2;
} //end try/catch
return n;
} // end of Execute
public int GetResult() {
int ncol = 0;
try {
rs = stmt.getResultSet();
if (rs != null) {
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
if (DEBUG)
System.out.println("Result set has " + rsmd.getColumnCount() + " column(s)");
} // endif rs
} catch (SQLException se) {
SetErrmsg(se);
ncol = -1;
} catch (Exception e) {
SetErrmsg(e);
ncol = -2;
} //end try/catch
return ncol;
} // end of GetResult
public int ExecuteQuery(String query) {
int ncol = 0;
if (DEBUG)
System.out.println("Executing query '" + query + "'");
try {
rs = stmt.executeQuery(query);
rsmd = rs.getMetaData();
ncol = rsmd.getColumnCount();
if (DEBUG) {
System.out.println("Query '" + query + "' executed successfully");
System.out.println("Result set has " + rsmd.getColumnCount() + " column(s)");
} // endif DEBUG
} catch (SQLException se) {
SetErrmsg(se);
ncol = -1;
} catch (Exception e) {
SetErrmsg(e);
ncol = -2;
} //end try/catch
return ncol;
} // end of ExecuteQuery
public int ExecuteUpdate(String query) {
int n = 0;
if (DEBUG)
System.out.println("Executing update query '" + query + "'");
try {
n = stmt.executeUpdate(query);
if (DEBUG)
System.out.println("Update Query '" + query + "' executed: n = " + n);
} catch (SQLException se) {
SetErrmsg(se);
n = -1;
} catch (Exception e) {
SetErrmsg(e);
n = -2;
} //end try/catch
return n;
} // end of ExecuteUpdate
public int ReadNext() {
if (rs != null) {
try {
return rs.next() ? 1 : 0;
} catch (SQLException se) {
SetErrmsg(se);
return -1;
} //end try/catch
} else
return 0;
} // end of ReadNext
public boolean Fetch(int row) {
if (rs != null) {
try {
return rs.absolute(row);
} catch (SQLException se) {
SetErrmsg(se);
return false;
} //end try/catch
} else
return false;
} // end of Fetch
public String ColumnName(int n) {
if (rsmd == null) {
System.out.println("No result metadata");
} else try {
return rsmd.getColumnLabel(n);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of ColumnName
public int ColumnType(int n, String name) {
if (rsmd == null) {
System.out.println("No result metadata");
} else try {
if (n == 0)
n = rs.findColumn(name);
return rsmd.getColumnType(n);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 666; // Not a type
} // end of ColumnType
public String ColumnDesc(int n, int[] val) {
if (rsmd == null) {
System.out.println("No result metadata");
return null;
} else try {
val[0] = rsmd.getColumnType(n);
val[1] = rsmd.getPrecision(n);
val[2] = rsmd.getScale(n);
val[3] = rsmd.isNullable(n);
return rsmd.getColumnLabel(n);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of ColumnDesc
public String StringField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getString(n) : rs.getString(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of StringField
public int IntField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getInt(n) : rs.getInt(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0;
} // end of IntField
public long BigintField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
BigDecimal bigDecimal = (n > 0) ? rs.getBigDecimal(n) : rs.getBigDecimal(name);
return bigDecimal != null ? bigDecimal.longValue() : 0;
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0;
} // end of BiginttField
public double DoubleField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getDouble(n) : rs.getDouble(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0.;
} // end of DoubleField
public float FloatField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getFloat(n) : rs.getFloat(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return 0;
} // end of FloatField
public boolean BooleanField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getBoolean(n) : rs.getBoolean(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return false;
} // end of BooleanField
public Date DateField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getDate(n) : rs.getDate(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of DateField
public Time TimeField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getTime(n) : rs.getTime(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of TimeField
public Timestamp TimestampField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getTimestamp(n) : rs.getTimestamp(name);
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of TimestampField
public String ObjectField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getObject(n).toString() : rs.getObject(name).toString();
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
} // end of ObjectField
public int GetDrivers(String[] s, int mxs) {
int n = 0;
List<Driver> drivers = Collections.list(DriverManager.getDrivers());
int size = Math.min(mxs, drivers.size());
for (int i = 0; i < size; i++) {
Driver driver = (Driver)drivers.get(i);
// Get name of driver
s[n++] = driver.getClass().getName();
// Get version info
s[n++] = driver.getMajorVersion() + "." + driver.getMinorVersion();
s[n++] = driver.jdbcCompliant() ? "Yes" : "No";
s[n++] = driver.toString();
} // endfor i
return size;
} // end of GetDrivers
/**
* Adds the specified path to the java library path
* from Fahd Shariff blog
*
* @param pathToAdd the path to add
static public int addLibraryPath(String pathToAdd) {
System.out.println("jpath = " + pathToAdd);
try {
Field usrPathsField = ClassLoader.class.getDeclaredField("usr_paths");
usrPathsField.setAccessible(true);
//get array of paths
String[] paths = (String[])usrPathsField.get(null);
//check if the path to add is already present
for (String path : paths) {
System.out.println("path = " + path);
if (path.equals(pathToAdd))
return -5;
} // endfor path
//add the new path
String[] newPaths = Arrays.copyOf(paths, paths.length + 1);
newPaths[paths.length] = pathToAdd;
usrPathsField.set(null, newPaths);
System.setProperty("java.library.path",
System.getProperty("java.library.path") + File.pathSeparator + pathToAdd);
Field fieldSysPath = ClassLoader.class.getDeclaredField("sys_paths");
fieldSysPath.setAccessible(true);
fieldSysPath.set(null, null);
} catch (Exception e) {
SetErrmsg(e);
return -1;
} // end try/catch
return 0;
} // end of addLibraryPath
*/
} // end of class JdbcDSInterface

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@ -1,13 +1,19 @@
package wrappers;
import java.math.*;
import java.sql.*;
//import java.util.Arrays;
import java.util.Collections;
import java.util.Hashtable;
import java.util.List;
//import java.io.File;
//import java.lang.reflect.Field;
import javax.sql.DataSource;
public class JdbcInterface {
// This is used by DS classes
static Hashtable<String,DataSource> dst = null;
boolean DEBUG = false;
boolean CatisSchema = false;
String Errmsg = "No error";
Connection conn = null;
DatabaseMetaData dbmd = null;
@ -18,14 +24,14 @@ public class JdbcInterface {
// === Constructors/finalize =========================================
public JdbcInterface() {
this(true);
this(false);
} // end of default constructor
public JdbcInterface(boolean b) {
DEBUG = b;
} // end of constructor
private void SetErrmsg(Exception e) {
protected void SetErrmsg(Exception e) {
if (DEBUG)
System.out.println(e.getMessage());
@ -38,6 +44,22 @@ public class JdbcInterface {
Errmsg = "No error";
return err;
} // end of GetErrmsg
protected void CheckURL(String url, String vendor) throws Exception {
if (url == null)
throw new Exception("URL cannot be null");
String[] tk = url.split(":", 3);
if (!tk[0].equals("jdbc") || tk[1] == null)
throw new Exception("Invalid URL");
if (vendor != null && !tk[1].equals(vendor))
throw new Exception("Wrong URL for this wrapper");
// Some drivers use Catalog as Schema
CatisSchema = tk[1].equals("mysql") || tk[1].equals("mariadb");
} // end of CatalogIsSchema
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
@ -58,6 +80,8 @@ public class JdbcInterface {
if (DEBUG)
System.out.println("URL=" + parms[1]);
CheckURL(parms[1], null);
if (parms[2] != null && !parms[2].isEmpty()) {
if (DEBUG)
@ -74,27 +98,7 @@ public class JdbcInterface {
dbmd = conn.getMetaData();
// Get a statement from the connection
if (scrollable)
stmt = conn.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE, java.sql.ResultSet.CONCUR_READ_ONLY);
else
stmt = conn.createStatement(java.sql.ResultSet.TYPE_FORWARD_ONLY, java.sql.ResultSet.CONCUR_READ_ONLY);
if (DEBUG)
System.out.println("Statement type = " + stmt.getResultSetType()
+ " concurrency = " + stmt.getResultSetConcurrency());
if (DEBUG) // Get the fetch size of a statement
System.out.println("Default fetch size = " + stmt.getFetchSize());
if (fsize != 0) {
// Set the fetch size
stmt.setFetchSize(fsize);
if (DEBUG)
System.out.println("New fetch size = " + stmt.getFetchSize());
} // endif fsize
stmt = GetStmt(fsize, scrollable);
} catch(ClassNotFoundException e) {
SetErrmsg(e);
rc = -1;
@ -109,6 +113,34 @@ public class JdbcInterface {
return rc;
} // end of JdbcConnect
protected Statement GetStmt(int fsize, boolean scrollable) throws SQLException, Exception {
Statement stmt = null;
if (scrollable)
stmt = conn.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE, java.sql.ResultSet.CONCUR_READ_ONLY);
else
stmt = conn.createStatement(java.sql.ResultSet.TYPE_FORWARD_ONLY, java.sql.ResultSet.CONCUR_READ_ONLY);
if (DEBUG)
System.out.println("Statement type = " + stmt.getResultSetType()
+ " concurrency = " + stmt.getResultSetConcurrency());
if (DEBUG) // Get the fetch size of a statement
System.out.println("Default fetch size = " + stmt.getFetchSize());
if (fsize != 0) {
// Set the fetch size
stmt.setFetchSize(fsize);
if (DEBUG)
System.out.println("New fetch size = " + stmt.getFetchSize());
} // endif fsize
return stmt;
} // end of GetStmt
public int CreatePrepStmt(String sql) {
int rc = 0;
@ -227,7 +259,9 @@ public class JdbcInterface {
// Cancel pending statement
if (stmt != null)
try {
System.out.println("Cancelling statement");
if (DEBUG)
System.out.println("Cancelling statement");
stmt.cancel();
} catch(SQLException se) {
SetErrmsg(se);
@ -307,11 +341,15 @@ public class JdbcInterface {
} // end of GetMaxValue
public int GetColumns(String[] parms) {
int ncol = 0;
int ncol = -1;
try {
if (rs != null) rs.close();
rs = dbmd.getColumns(parms[0], parms[1], parms[2], parms[3]);
if (CatisSchema)
rs = dbmd.getColumns(parms[1], null, parms[2], parms[3]);
else
rs = dbmd.getColumns(parms[0], parms[1], parms[2], parms[3]);
if (rs != null) {
rsmd = rs.getMetaData();
@ -326,7 +364,7 @@ public class JdbcInterface {
} // end of GetColumns
public int GetTables(String[] parms) {
int ncol = 0;
int ncol = -1;
String[] typ = null;
if (parms[3] != null) {
@ -336,7 +374,11 @@ public class JdbcInterface {
try {
if (rs != null) rs.close();
rs = dbmd.getTables(parms[0], parms[1], parms[2], typ);
if (CatisSchema)
rs = dbmd.getTables(parms[1], null, parms[2], typ);
else
rs = dbmd.getTables(parms[0], parms[1], parms[2], typ);
if (rs != null) {
rsmd = rs.getMetaData();
@ -599,40 +641,43 @@ public class JdbcInterface {
return false;
} // end of BooleanField
public Date DateField(int n, String name) {
public int DateField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getDate(n) : rs.getDate(name);
Date d = (n > 0) ? rs.getDate(n) : rs.getDate(name);
return (d != null) ? (int)(d.getTime() / 1000) : 0;
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
return 0;
} // end of DateField
public Time TimeField(int n, String name) {
public int TimeField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getTime(n) : rs.getTime(name);
Time t = (n > 0) ? rs.getTime(n) : rs.getTime(name);
return (t != null) ? (int)(t.getTime() / 1000) : 0;
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
return 0;
} // end of TimeField
public Timestamp TimestampField(int n, String name) {
public int TimestampField(int n, String name) {
if (rs == null) {
System.out.println("No result set");
} else try {
return (n > 0) ? rs.getTimestamp(n) : rs.getTimestamp(name);
Timestamp ts = (n > 0) ? rs.getTimestamp(n) : rs.getTimestamp(name);
return (ts != null) ? (int)(ts.getTime() / 1000) : 0;
} catch (SQLException se) {
SetErrmsg(se);
} //end try/catch
return null;
return 0;
} // end of TimestampField
public String ObjectField(int n, String name) {
@ -710,3 +755,4 @@ public class JdbcInterface {
*/
} // end of class JdbcInterface

69
storage/connect/MariadbInterface.java Normal file
View file

@ -0,0 +1,69 @@
package wrappers;
import java.sql.*;
import java.util.Hashtable;
import javax.sql.DataSource;
import org.mariadb.jdbc.MariaDbDataSource;
public class MariadbInterface extends JdbcInterface {
public MariadbInterface() {
this(true);
} // end of default constructor
public MariadbInterface(boolean b) {
super(b);
if (dst == null)
dst = new Hashtable<String, DataSource>();
} // end of default constructor
@Override
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
String url = parms[1];
DataSource ds = null;
MariaDbDataSource ads = null;
if (DEBUG)
System.out.println("Connecting to MariaDB data source");
try {
CheckURL(url, "mariadb");
if ((ds = dst.get(url)) == null) {
ads = new MariaDbDataSource();
ads.setUrl(url);
if (parms[2] != null)
ads.setUser(parms[2]);
if (parms[3] != null)
ads.setPassword(parms[3]);
ds = ads;
dst.put(url, ds);
} // endif ds
// Get a connection from the data source
conn = ds.getConnection();
// Get the data base meta data object
dbmd = conn.getMetaData();
// Get a statement from the connection
stmt = GetStmt(fsize, scrollable);
} catch (SQLException se) {
SetErrmsg(se);
rc = -2;
} catch( Exception e ) {
SetErrmsg(e);
rc = -3;
} // end try/catch
return rc;
} // end of JdbcConnect
}

69
storage/connect/MysqlInterface.java Normal file
View file

@ -0,0 +1,69 @@
package wrappers;
import java.sql.*;
import java.util.Hashtable;
import javax.sql.DataSource;
import com.mysql.cj.jdbc.MysqlDataSource;
public class MysqlInterface extends JdbcInterface {
public MysqlInterface() {
this(true);
} // end of default constructor
public MysqlInterface(boolean b) {
super(b);
if (dst == null)
dst = new Hashtable<String, DataSource>();
} // end of default constructor
@Override
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
String url = parms[1];
DataSource ds = null;
MysqlDataSource mds = null;
if (DEBUG)
System.out.println("Connecting to MySQL data source");
try {
CheckURL(url, "mysql");
if ((ds = dst.get(url)) == null) {
mds = new MysqlDataSource();
mds.setUrl(url);
if (parms[2] != null)
mds.setUser(parms[2]);
if (parms[3] != null)
mds.setPassword(parms[3]);
ds = mds;
dst.put(url, ds);
} // endif ds
// Get a connection from the data source
conn = ds.getConnection();
// Get the data base meta data object
dbmd = conn.getMetaData();
// Get a statement from the connection
stmt = GetStmt(fsize, scrollable);
} catch (SQLException se) {
SetErrmsg(se);
rc = -2;
} catch( Exception e ) {
SetErrmsg(e);
rc = -3;
} // end try/catch
return rc;
} // end of JdbcConnect
} // end of class MysqlInterface

69
storage/connect/OracleInterface.java Normal file
View file

@ -0,0 +1,69 @@
package wrappers;
import java.sql.*;
import java.util.Hashtable;
import javax.sql.DataSource;
import oracle.jdbc.pool.OracleDataSource;
public class OracleInterface extends JdbcInterface {
public OracleInterface() {
this(true);
} // end of OracleInterface constructor
public OracleInterface(boolean b) {
super(b);
if (dst == null)
dst = new Hashtable<String, DataSource>();
} // end of OracleInterface constructor
@Override
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
String url = parms[1];
DataSource ds = null;
OracleDataSource ods = null;
if (DEBUG)
System.out.println("Connecting to Oracle data source");
try {
CheckURL(url, "oracle");
if ((ds = dst.get(url)) == null) {
ods = new OracleDataSource();
ods.setURL(url);
if (parms[2] != null)
ods.setUser(parms[2]);
if (parms[3] != null)
ods.setPassword(parms[3]);
ds = ods;
dst.put(url, ds);
} // endif ds
// Get a connection from the data source
conn = ds.getConnection();
// Get the data base meta data object
dbmd = conn.getMetaData();
// Get a statement from the connection
stmt = GetStmt(fsize, scrollable);
} catch (SQLException se) {
SetErrmsg(se);
rc = -2;
} catch( Exception e ) {
SetErrmsg(e);
rc = -3;
} // end try/catch
return rc;
} // end of JdbcConnect
} // end of class OracleInterface

69
storage/connect/PostgresqlInterface.java Normal file
View file

@ -0,0 +1,69 @@
package wrappers;
import java.sql.*;
import java.util.Hashtable;
import javax.sql.DataSource;
import org.postgresql.jdbc2.optional.PoolingDataSource;
public class PostgresqlInterface extends JdbcInterface {
public PostgresqlInterface() {
this(true);
} // end of constructor
public PostgresqlInterface(boolean b) {
super(b);
if (dst == null)
dst = new Hashtable<String, DataSource>();
} // end of constructor
@Override
public int JdbcConnect(String[] parms, int fsize, boolean scrollable) {
int rc = 0;
String url = parms[1];
DataSource ds = null;
PoolingDataSource pds = null;
if (DEBUG)
System.out.println("Connecting to Postgresql data source");
try {
CheckURL(url, "postgresql");
if ((ds = dst.get(url)) == null) {
pds = new PoolingDataSource();
pds.setUrl(url);
if (parms[2] != null)
pds.setUser(parms[2]);
if (parms[3] != null)
pds.setPassword(parms[3]);
ds = pds;
dst.put(url, ds);
} // endif ds
// Get a connection from the data source
conn = ds.getConnection();
// Get the data base meta data object
dbmd = conn.getMetaData();
// Get a statement from the connection
stmt = GetStmt(fsize, scrollable);
} catch (SQLException se) {
SetErrmsg(se);
rc = -2;
} catch( Exception e ) {
SetErrmsg(e);
rc = -3;
} // end try/catch
return rc;
} // end of JdbcConnect
} // end of class PostgresqlInterface

3
storage/connect/connect.h
View file

@ -65,7 +65,8 @@ class TDBDOX: public TDBDOS {
friend int CntIndexRange(PGLOBAL, PTDB, const uchar**, uint*,
bool*, key_part_map*);
friend class ha_connect;
}; // end of class TDBDOX
TDBDOX() : TDBDOS((PGLOBAL)0, (PTDBDOS)0) {} /* Never called */
}; // end of class TDBDOX
class XKPDEF: public KPARTDEF {
friend class TDBDOX;

13
storage/connect/csort.cpp
View file

@ -5,7 +5,7 @@
/* */
/* COPYRIGHT: */
/* ---------- */
/* (C) Copyright to the author Olivier Bertrand 1995-2012 */
/* (C) Copyright to the author Olivier Bertrand 1995-2016 */
/* */
/* WHAT THIS PROGRAM DOES: */
/* ----------------------- */
@ -721,8 +721,8 @@ int CSORT::Qsortc(void)
void CSORT::Qstc(int *base, int *max)
{
register int *i, *j, *jj, *lt, *eq, *gt, *mid;
int c, lo, hi, rc;
size_t zlo, zhi, cnm;
int c = 0, lo, hi, rc;
size_t zlo, zhi, cnm;
zlo = zhi = cnm = 0; // Avoid warning message
@ -774,8 +774,11 @@ void CSORT::Qstc(int *base, int *max)
/*****************************************************************/
/* Small group. Do special quicker processing. */
/*****************************************************************/
if ((rc = Qcompare(base, (i = base + 1))) > 0)
c = *base, *base = *i, *i = c;
if ((rc = Qcompare(base, (i = base + 1))) > 0) {
c = *base;
*base = *i;
*i = c;
} // endif rc
if (Pof)
Pof[base - Pex] = Pof[i - Pex] = (rc) ? 1 : 2;

51
storage/connect/ha_connect.cc
View file

@ -171,9 +171,9 @@
#define JSONMAX 10 // JSON Default max grp size
extern "C" {
char version[]= "Version 1.04.0006 May 08, 2016";
char version[]= "Version 1.04.0008 August 10, 2016";
#if defined(__WIN__)
char compver[]= "Version 1.04.0006 " __DATE__ " " __TIME__;
char compver[]= "Version 1.04.0008 " __DATE__ " " __TIME__;
char slash= '\\';
#else // !__WIN__
char slash= '/';
@ -195,7 +195,6 @@ extern "C" {
#if defined(JDBC_SUPPORT)
char *JvmPath;
char *ClassPath;
char *Wrapper;
#endif // JDBC_SUPPORT
#if defined(__WIN__)
@ -211,7 +210,7 @@ PQRYRES OEMColumns(PGLOBAL g, PTOS topt, char *tab, char *db, bool info);
PQRYRES VirColumns(PGLOBAL g, bool info);
PQRYRES JSONColumns(PGLOBAL g, char *db, PTOS topt, bool info);
PQRYRES XMLColumns(PGLOBAL g, char *db, char *tab, PTOS topt, bool info);
int TranslateJDBCType(int stp, int prec, int& len, char& v);
int TranslateJDBCType(int stp, char *tn, int prec, int& len, char& v);
void PushWarning(PGLOBAL g, THD *thd, int level);
bool CheckSelf(PGLOBAL g, TABLE_SHARE *s, const char *host,
const char *db, char *tab, const char *src, int port);
@ -220,6 +219,7 @@ USETEMP UseTemp(void);
int GetConvSize(void);
TYPCONV GetTypeConv(void);
uint GetJsonGrpSize(void);
char *GetJavaWrapper(void);
uint GetWorkSize(void);
void SetWorkSize(uint);
extern "C" const char *msglang(void);
@ -332,6 +332,15 @@ static MYSQL_THDVAR_UINT(json_grp_size,
"max number of rows for JSON aggregate functions.",
NULL, NULL, JSONMAX, 1, INT_MAX, 1);
#if defined(JDBC_SUPPORT)
// Default java wrapper to use with JDBC tables
static MYSQL_THDVAR_STR(java_wrapper,
PLUGIN_VAR_RQCMDARG | PLUGIN_VAR_MEMALLOC,
"Java wrapper class name",
// check_class_path, update_class_path,
NULL, NULL, "wrappers/JdbcInterface");
#endif // JDBC_SUPPORT
#if defined(XMSG) || defined(NEWMSG)
const char *language_names[]=
{
@ -384,6 +393,12 @@ extern "C" const char *msglang(void)
return language_names[THDVAR(current_thd, msg_lang)];
} // end of msglang
#else // !XMSG && !NEWMSG
#if defined(JDBC_SUPPORT)
char *GetJavaWrapper(void)
{return connect_hton ? THDVAR(current_thd, java_wrapper) : (char*)"wrappers/JdbcInterface";}
#endif // JDBC_SUPPORT
extern "C" const char *msglang(void)
{
#if defined(FRENCH)
@ -1123,7 +1138,7 @@ bool GetBooleanTableOption(PGLOBAL g, PTOS options, char *opname, bool bdef)
/****************************************************************************/
int GetIntegerTableOption(PGLOBAL g, PTOS options, char *opname, int idef)
{
ulonglong opval= NO_IVAL;
ulonglong opval= (ulonglong) NO_IVAL;
if (!options)
return idef;
@ -5508,7 +5523,7 @@ static int connect_assisted_discovery(handlerton *, THD* thd,
break;
case FNC_TABLE:
qrp= ODBCTables(g, dsn, shm, tab, mxr, true, sop);
qrp= ODBCTables(g, dsn, shm, tab, NULL, mxr, true, sop);
break;
case FNC_DSN:
qrp= ODBCDataSources(g, mxr, true);
@ -5633,6 +5648,7 @@ static int connect_assisted_discovery(handlerton *, THD* thd,
} else {
char *schem= NULL;
char *tn= NULL;
// Not a catalog table
if (!qrp->Nblin) {
@ -5649,7 +5665,7 @@ static int connect_assisted_discovery(handlerton *, THD* thd,
typ= len= prec= dec= 0;
tm= NOT_NULL_FLAG;
cnm= (char*)"noname";
dft= xtra= key= fmt= NULL;
dft= xtra= key= fmt= tn= NULL;
v= ' ';
rem= NULL;
@ -5669,7 +5685,10 @@ static int connect_assisted_discovery(handlerton *, THD* thd,
typ= crp->Kdata->GetIntValue(i);
v = (crp->Nulls) ? crp->Nulls[i] : 0;
break;
case FLD_PREC:
case FLD_TYPENAME:
tn= crp->Kdata->GetCharValue(i);
break;
case FLD_PREC:
// PREC must be always before LENGTH
len= prec= crp->Kdata->GetIntValue(i);
break;
@ -5713,8 +5732,8 @@ static int connect_assisted_discovery(handlerton *, THD* thd,
break;
case FLD_SCHEM:
#if defined(ODBC_SUPPORT)
if (ttp == TAB_ODBC && crp->Kdata) {
#if defined(ODBC_SUPPORT) || defined(JDBC_SUPPORT)
if ((ttp == TAB_ODBC || ttp == TAB_JDBC) && crp->Kdata) {
if (schem && stricmp(schem, crp->Kdata->GetCharValue(i))) {
sprintf(g->Message,
"Several %s tables found, specify DBNAME", tab);
@ -5724,7 +5743,7 @@ static int connect_assisted_discovery(handlerton *, THD* thd,
schem= crp->Kdata->GetCharValue(i);
} // endif ttp
#endif // ODBC_SUPPORT
#endif // ODBC_SUPPORT || JDBC_SUPPORT
default:
break; // Ignore
} // endswitch Fld
@ -5777,7 +5796,7 @@ static int connect_assisted_discovery(handlerton *, THD* thd,
int plgtyp;
// typ must be PLG type, not SQL type
if (!(plgtyp= TranslateJDBCType(typ, dec, prec, v))) {
if (!(plgtyp= TranslateJDBCType(typ, tn, dec, prec, v))) {
if (GetTypeConv() == TPC_SKIP) {
// Skip this column
sprintf(g->Message, "Column %s skipped (unsupported type %d)",
@ -6875,12 +6894,6 @@ static MYSQL_SYSVAR_STR(class_path, ClassPath,
"Java class path",
// check_class_path, update_class_path,
NULL, NULL, NULL);
static MYSQL_SYSVAR_STR(java_wrapper, Wrapper,
PLUGIN_VAR_RQCMDARG | PLUGIN_VAR_MEMALLOC,
"Java wrapper class",
// check_class_path, update_class_path,
NULL, NULL, "JdbcInterface");
#endif // JDBC_SUPPORT
@ -6922,7 +6935,7 @@ maria_declare_plugin(connect)
0x0104, /* version number (1.04) */
NULL, /* status variables */
connect_system_variables, /* system variables */
"1.04.0006", /* string version */
"1.04.0008", /* string version */
MariaDB_PLUGIN_MATURITY_GAMMA /* maturity */
}
maria_declare_plugin_end;

239
storage/connect/jdbconn.cpp
View file

@ -6,6 +6,13 @@
/* This file contains the JDBC connection classes functions. */
/***********************************************************************/
#if defined(__WIN__)
// This is needed for RegGetValue
#define _WINVER 0x0601
#undef _WIN32_WINNT
#define _WIN32_WINNT 0x0601
#endif // __WIN__
/***********************************************************************/
/* Include relevant MariaDB header file. */
/***********************************************************************/
@ -52,10 +59,12 @@ extern "C" HINSTANCE s_hModule; // Saved module handle
#define nullptr 0
#endif // !__WIN__
TYPCONV GetTypeConv();
int GetConvSize();
extern char *JvmPath; // The connect_jvm_path global variable value
extern char *ClassPath; // The connect_class_path global variable value
extern char *Wrapper; // The connect_java_wrapper global variable value
char *GetJavaWrapper(void); // The connect_java_wrapper variable value
/***********************************************************************/
/* Static JDBConn objects. */
@ -79,7 +88,7 @@ GETDEF JDBConn::GetDefaultJavaVMInitArgs = NULL;
#endif // !_DEBUG
// To avoid gcc warning
int TranslateJDBCType(int stp, int prec, int& len, char& v);
int TranslateJDBCType(int stp, char *tn, int prec, int& len, char& v);
/***********************************************************************/
/* GetJDBCType: returns the SQL_TYPE corresponding to a PLG type. */
@ -107,13 +116,16 @@ static short GetJDBCType(int type)
/***********************************************************************/
/* TranslateJDBCType: translate a JDBC Type to a PLG type. */
/***********************************************************************/
int TranslateJDBCType(int stp, int prec, int& len, char& v)
int TranslateJDBCType(int stp, char *tn, int prec, int& len, char& v)
{
int type;
switch (stp) {
case -1: // LONGVARCHAR
len = MY_MIN(abs(len), GetConvSize());
if (GetTypeConv() != TPC_YES)
return TYPE_ERROR;
else
len = MY_MIN(abs(len), GetConvSize());
case 12: // VARCHAR
v = 'V';
case 1: // CHAR
@ -139,17 +151,24 @@ int TranslateJDBCType(int stp, int prec, int& len, char& v)
case 8: // DOUBLE
type = TYPE_DOUBLE;
break;
case 93: // TIMESTAMP
case 93: // TIMESTAMP, DATETIME
type = TYPE_DATE;
len = 19 + ((prec) ? (prec+1) : 0);
v = 'S';
v = (tn && toupper(tn[0]) == 'T') ? 'S' : 'E';
break;
case 91: // TYPE_DATE
case 91: // DATE, YEAR
type = TYPE_DATE;
len = 10;
v = 'D';
if (!tn || toupper(tn[0]) != 'Y') {
len = 10;
v = 'D';
} else {
len = 4;
v = 'Y';
} // endif len
break;
case 92: // TYPE_TIME
case 92: // TIME
type = TYPE_DATE;
len = 8 + ((prec) ? (prec+1) : 0);
v = 'T';
@ -174,42 +193,20 @@ int TranslateJDBCType(int stp, int prec, int& len, char& v)
static JCATPARM *AllocCatInfo(PGLOBAL g, JCATINFO fid, char *db,
char *tab, PQRYRES qrp)
{
//size_t m, n;
JCATPARM *cap;
#if defined(_DEBUG)
assert(qrp);
#endif
// Save stack and allocation environment and prepare error return
if (g->jump_level == MAX_JUMP) {
strcpy(g->Message, MSG(TOO_MANY_JUMPS));
return NULL;
} // endif jump_level
if ((cap = (JCATPARM *)PlgDBSubAlloc(g, NULL, sizeof(JCATPARM)))) {
memset(cap, 0, sizeof(JCATPARM));
cap->Id = fid;
cap->Qrp = qrp;
cap->DB = db;
cap->Tab = tab;
} // endif cap
if (setjmp(g->jumper[++g->jump_level]) != 0) {
printf("%s\n", g->Message);
cap = NULL;
goto fin;
} // endif rc
//m = (size_t)qrp->Maxres;
//n = (size_t)qrp->Nbcol;
cap = (JCATPARM *)PlugSubAlloc(g, NULL, sizeof(JCATPARM));
memset(cap, 0, sizeof(JCATPARM));
cap->Id = fid;
cap->Qrp = qrp;
cap->DB = (PUCHAR)db;
cap->Tab = (PUCHAR)tab;
//cap->Vlen = (SQLLEN* *)PlugSubAlloc(g, NULL, n * sizeof(SQLLEN *));
//for (i = 0; i < n; i++)
// cap->Vlen[i] = (SQLLEN *)PlugSubAlloc(g, NULL, m * sizeof(SQLLEN));
//cap->Status = (UWORD *)PlugSubAlloc(g, NULL, m * sizeof(UWORD));
fin:
g->jump_level--;
return cap;
} // end of AllocCatInfo
@ -291,7 +288,8 @@ PQRYRES JDBCColumns(PGLOBAL g, char *db, char *table, char *colpat,
if (!(cap = AllocCatInfo(g, CAT_COL, db, table, qrp)))
return NULL;
cap->Pat = (PUCHAR)colpat;
// Colpat cannot be null or empty for some drivers
cap->Pat = (colpat && *colpat) ? colpat : PlugDup(g, "%");
/************************************************************************/
/* Now get the results into blocks. */
@ -399,10 +397,12 @@ PQRYRES JDBCTables(PGLOBAL g, char *db, char *tabpat, char *tabtyp,
if (info || !qrp)
return qrp;
if (!(cap = AllocCatInfo(g, CAT_TAB, db, tabpat, qrp)))
// Tabpat cannot be null or empty for some drivers
if (!(cap = AllocCatInfo(g, CAT_TAB, db,
(tabpat && *tabpat) ? tabpat : PlugDup(g, "%"), qrp)))
return NULL;
cap->Pat = (PUCHAR)tabtyp;
cap->Pat = tabtyp;
if (trace)
htrc("Getting table results ncol=%d\n", cap->Qrp->Nbcol);
@ -650,11 +650,20 @@ JDBConn::JDBConn(PGLOBAL g, TDBJDBC *tdbp)
job = nullptr; // The java wrapper class object
xqid = xuid = xid = grs = readid = fetchid = typid = errid = nullptr;
prepid = xpid = pcid = nullptr;
chrfldid = intfldid = dblfldid = fltfldid = datfldid = bigfldid = nullptr;
//m_LoginTimeout = DEFAULT_LOGIN_TIMEOUT;
chrfldid = intfldid = dblfldid = fltfldid = bigfldid = nullptr;
datfldid = timfldid = tspfldid = nullptr;
//m_LoginTimeout = DEFAULT_LOGIN_TIMEOUT;
//m_QueryTimeout = DEFAULT_QUERY_TIMEOUT;
//m_UpdateOptions = 0;
Msg = NULL;
m_Wrap = (tdbp && tdbp->WrapName) ? tdbp->WrapName : GetJavaWrapper();
if (!strchr(m_Wrap, '/')) {
// Add the wrapper package name
char *wn = (char*)PlugSubAlloc(g, NULL, strlen(m_Wrap) + 10);
m_Wrap = strcat(strcpy(wn, "wrappers/"), m_Wrap);
} // endif m_Wrap
m_Driver = NULL;
m_Url = NULL;
m_User = NULL;
@ -830,17 +839,52 @@ void JDBConn::ResetJVM(void)
/***********************************************************************/
bool JDBConn::GetJVM(PGLOBAL g)
{
int ntry;
if (!LibJvm) {
char soname[512];
#if defined(__WIN__)
if (JvmPath)
strcat(strcpy(soname, JvmPath), "\\jvm.dll");
else
strcpy(soname, "jvm.dll");
for (ntry = 0; !LibJvm && ntry < 3; ntry++) {
if (!ntry && JvmPath) {
strcat(strcpy(soname, JvmPath), "\\jvm.dll");
ntry = 3; // No other try
} else if (ntry < 2 && getenv("JAVA_HOME")) {
strcpy(soname, getenv("JAVA_HOME"));
// Load the desired shared library
if (!(LibJvm = LoadLibrary(soname))) {
if (ntry == 1)
strcat(soname, "\\jre");
strcat(soname, "\\bin\\client\\jvm.dll");
} else {
// Try to find it through the registry
char version[16];
char javaKey[64] = "SOFTWARE\\JavaSoft\\Java Runtime Environment";
LONG rc;
DWORD BufferSize = 16;
strcpy(soname, "jvm.dll"); // In case it fails
if ((rc = RegGetValue(HKEY_LOCAL_MACHINE, javaKey, "CurrentVersion",
RRF_RT_ANY, NULL, (PVOID)&version, &BufferSize)) == ERROR_SUCCESS) {
strcat(strcat(javaKey, "\\"), version);
BufferSize = sizeof(soname);
if ((rc = RegGetValue(HKEY_LOCAL_MACHINE, javaKey, "RuntimeLib",
RRF_RT_ANY, NULL, (PVOID)&soname, &BufferSize)) != ERROR_SUCCESS)
printf("RegGetValue: rc=%ld\n", rc);
} // endif rc
ntry = 3; // Try this only once
} // endelse
// Load the desired shared library
LibJvm = LoadLibrary(soname);
} // endfor ntry
// Get the needed entries
if (!LibJvm) {
char buf[256];
DWORD rc = GetLastError();
@ -871,13 +915,23 @@ bool JDBConn::GetJVM(PGLOBAL g)
#else // !__WIN__
const char *error = NULL;
if (JvmPath)
strcat(strcpy(soname, JvmPath), "/libjvm.so");
else
strcpy(soname, "libjvm.so");
for (ntry = 0; !LibJvm && ntry < 2; ntry++) {
if (!ntry && JvmPath) {
strcat(strcpy(soname, JvmPath), "/libjvm.so");
ntry = 2;
} else if (!ntry && getenv("JAVA_HOME")) {
// TODO: Replace i386 by a better guess
strcat(strcpy(soname, getenv("JAVA_HOME")), "/jre/lib/i386/client/libjvm.so");
} else { // Will need LD_LIBRARY_PATH to be set
strcpy(soname, "libjvm.so");
ntry = 2;
} // endelse
LibJvm = dlopen(soname, RTLD_LAZY);
} // endfor ntry
// Load the desired shared library
if (!(LibJvm = dlopen(soname, RTLD_LAZY))) {
if (!LibJvm) {
error = dlerror();
sprintf(g->Message, MSG(SHARED_LIB_ERR), soname, SVP(error));
} else if (!(CreateJavaVM = (CRTJVM)dlsym(LibJvm, "JNI_CreateJavaVM"))) {
@ -911,7 +965,9 @@ bool JDBConn::GetJVM(PGLOBAL g)
/***********************************************************************/
int JDBConn::Open(PJPARM sop)
{
bool err = false;
jboolean jt = (trace > 0);
PGLOBAL& g = m_G;
// Link or check whether jvm library was linked
@ -951,6 +1007,11 @@ int JDBConn::Open(PJPARM sop)
#define N 1
#endif
// Java source will be compiled as ajar file installed in the plugin dir
jpop->Append(sep);
jpop->Append(GetPluginDir());
jpop->Append("JdbcInterface.jar");
//================== prepare loading of Java VM ============================
JavaVMInitArgs vm_args; // Initialization arguments
JavaVMOption* options = new JavaVMOption[N]; // JVM invocation options
@ -1021,19 +1082,16 @@ int JDBConn::Open(PJPARM sop)
return RC_FX;
} // endswitch rc
//=============== Display JVM version ===============
jint ver = env->GetVersion();
printf("JVM Version %d.%d\n", ((ver>>16)&0x0f), (ver&0x0f));
} // endif rc
//=============== Display JVM version =======================================
#if defined(_DEBUG)
jint ver = env->GetVersion();
printf("JVM Version %d.%d\n", ((ver>>16)&0x0f), (ver&0x0f));
#endif //_DEBUG
// try to find the java wrapper class
jdi = env->FindClass(Wrapper);
jdi = env->FindClass(m_Wrap);
if (jdi == nullptr) {
sprintf(g->Message, "ERROR: class %s not found!", Wrapper);
sprintf(g->Message, "ERROR: class %s not found!", m_Wrap);
return RC_FX;
} // endif jdi
@ -1076,19 +1134,19 @@ int JDBConn::Open(PJPARM sop)
#endif // 0
// if class found, continue
jmethodID ctor = env->GetMethodID(jdi, "<init>", "()V");
jmethodID ctor = env->GetMethodID(jdi, "<init>", "(Z)V");
if (ctor == nullptr) {
sprintf(g->Message, "ERROR: %s constructor not found!", Wrapper);
sprintf(g->Message, "ERROR: %s constructor not found!", m_Wrap);
return RC_FX;
} else
job = env->NewObject(jdi, ctor);
job = env->NewObject(jdi, ctor, jt);
// If the object is successfully constructed,
// we can then search for the method we want to call,
// and invoke it for the object:
if (job == nullptr) {
sprintf(g->Message, "%s class object not constructed!", Wrapper);
sprintf(g->Message, "%s class object not constructed!", m_Wrap);
return RC_FX;
} // endif job
@ -1289,9 +1347,7 @@ void JDBConn::SetColumnValue(int rank, PSZ name, PVAL val)
{
PGLOBAL& g = m_G;
jint ctyp;
jlong dtv;
jstring cn, jn = nullptr;
jobject dob;
if (rank == 0)
if (!name || (jn = env->NewStringUTF(name)) == nullptr) {
@ -1354,31 +1410,22 @@ void JDBConn::SetColumnValue(int rank, PSZ name, PVAL val)
break;
case 91: // DATE
if (!gmID(g, datfldid, "DateField", "(ILjava/lang/String;)I")) {
val->SetValue((int)env->CallIntMethod(job, datfldid, (jint)rank, jn));
} else
val->Reset();
break;
case 92: // TIME
if (!gmID(g, timfldid, "TimeField", "(ILjava/lang/String;)I")) {
val->SetValue((int)env->CallIntMethod(job, timfldid, (jint)rank, jn));
} else
val->Reset();
break;
case 93: // TIMESTAMP
if (!gmID(g, datfldid, "TimestampField",
"(ILjava/lang/String;)Ljava/sql/Timestamp;")) {
dob = env->CallObjectMethod(job, datfldid, (jint)rank, jn);
if (dob) {
jclass jts = env->FindClass("java/sql/Timestamp");
if (env->ExceptionCheck()) {
val->Reset();
} else {
jmethodID getTime = env->GetMethodID(jts, "getTime", "()J");
if (getTime != nullptr) {
dtv = env->CallLongMethod(dob, getTime);
val->SetValue((int)(dtv / 1000));
} else
val->Reset();
} // endif check
} else
val->Reset();
if (!gmID(g, tspfldid, "TimestampField", "(ILjava/lang/String;)I")) {
val->SetValue((int)env->CallIntMethod(job, tspfldid, (jint)rank, jn));
} else
val->Reset();
@ -1931,9 +1978,9 @@ bool JDBConn::SetParam(JDBCCOL *colp)
{
PGLOBAL& g = m_G;
// void *buffer;
int i;
int i, ncol;
PSZ fnc = "Unknown";
uint n, ncol;
uint n;
short len, tp;
int crow = 0;
PQRYRES qrp = cap->Qrp;
@ -1956,9 +2003,7 @@ bool JDBConn::SetParam(JDBCCOL *colp)
env->SetObjectArrayElement(parms, 0, env->NewStringUTF(name.ptr(2)));
env->SetObjectArrayElement(parms, 1, env->NewStringUTF(name.ptr(1)));
env->SetObjectArrayElement(parms, 2, env->NewStringUTF(name.ptr(0)));
if (cap->Pat)
env->SetObjectArrayElement(parms, 3, env->NewStringUTF((const char*)cap->Pat));
env->SetObjectArrayElement(parms, 3, env->NewStringUTF((const char*)cap->Pat));
// Now do call the proper JDBC API
switch (cap->Id) {

13
storage/connect/jdbconn.h
View file

@ -24,7 +24,7 @@
//efine MAX_FNAME_LEN 256 // Max size of field names
//efine MAX_STRING_INFO 256 // Max size of string from SQLGetInfo
//efine MAX_DNAME_LEN 256 // Max size of Recordset names
#define MAX_CONNECT_LEN 512 // Max size of Connect string
//efine MAX_CONNECT_LEN 512 // Max size of Connect string
//efine MAX_CURSOR_NAME 18 // Max size of a cursor name
#define DEFAULT_FIELD_TYPE 0 // TYPE_NULL
@ -46,9 +46,9 @@ enum JCATINFO {
typedef struct tagJCATPARM {
JCATINFO Id; // Id to indicate function
PQRYRES Qrp; // Result set pointer
PUCHAR DB; // Database (Schema)
PUCHAR Tab; // Table name or pattern
PUCHAR Pat; // Table type or column pattern
char *DB; // Database (Schema)
char *Tab; // Table name or pattern
char *Pat; // Table type or column pattern
} JCATPARM;
typedef jint(JNICALL *CRTJVM) (JavaVM **, void **, void *);
@ -169,12 +169,15 @@ protected:
jmethodID intfldid; // The IntField method ID
jmethodID dblfldid; // The DoubleField method ID
jmethodID fltfldid; // The FloatField method ID
jmethodID datfldid; // The TimestampField method ID
jmethodID datfldid; // The DateField method ID
jmethodID timfldid; // The TimeField method ID
jmethodID tspfldid; // The TimestampField method ID
jmethodID bigfldid; // The BigintField method ID
//DWORD m_LoginTimeout;
//DWORD m_QueryTimeout;
//DWORD m_UpdateOptions;
char *Msg;
char *m_Wrap;
char m_IDQuoteChar[2];
PSZ m_Driver;
PSZ m_Url;

12
storage/connect/jsonudf.cpp
View file

@ -30,6 +30,10 @@
uint GetJsonGrpSize(void);
static int IsJson(UDF_ARGS *args, uint i);
static PSZ MakePSZ(PGLOBAL g, UDF_ARGS *args, int i);
static char *handle_item(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *res_length, char *is_null, char *error);
static char *bin_handle_item(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *res_length, char *is_null, char *error);
static uint JsonGrpSize = 10;
@ -1302,7 +1306,7 @@ static my_bool CalcLen(UDF_ARGS *args, my_bool obj,
{
char fn[_MAX_PATH];
unsigned long i, k, m, n;
long fl= 0, j = -1;
long fl = 0, j = -1;
reslen = args->arg_count + 2;
@ -2126,7 +2130,7 @@ my_bool json_object_nonull_init(UDF_INIT *initid, UDF_ARGS *args,
char *json_object_nonull(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *res_length, char *, char *)
{
char *str= 0;
char *str = NULL;
PGLOBAL g = (PGLOBAL)initid->ptr;
if (!g->Xchk) {
@ -2699,7 +2703,7 @@ char *json_item_merge(UDF_INIT *initid, UDF_ARGS *args, char *result,
} // endif Xchk
if (!CheckMemory(g, initid, args, 2, false, false, true)) {
PJSON top= 0;
PJSON top = NULL;
PJVAL jvp;
PJSON jsp[2] = {NULL, NULL};
@ -4899,7 +4903,7 @@ char *bin_handle_item(UDF_INIT *initid, UDF_ARGS *args, char *result,
my_bool b = true;
PJSON jsp;
PJSNX jsx;
PJVAL jvp= 0;
PJVAL jvp = NULL;
PBSON bsp = NULL;
PGLOBAL g = (PGLOBAL)initid->ptr;
PGLOBAL gb = GetMemPtr(g, args, 0);

20
storage/connect/mysql-test/connect/r/jdbc.result
View file

@ -1,3 +1,4 @@
SET GLOBAL time_zone='+1:00';
CREATE DATABASE connect;
USE connect;
CREATE TABLE t2 (
@ -99,8 +100,8 @@ George San Jose 1981-08-10 2010-06-02
Sam Chicago 1979-11-22 2007-10-10
James Dallas 1992-05-13 2009-12-14
Bill Boston 1986-09-11 2008-02-10
Donald Atlanta 1999-04-01 2016-03-31
Mick New York 1980-01-20 2002-09-11
Donald Atlanta 1999-03-31 2016-03-30
Mick New York 1980-01-20 2002-09-10
Tom Seatle 2002-03-15 1970-01-01
DROP TABLE t3;
#
@ -110,7 +111,7 @@ CREATE TABLE t3 (
name CHAR(9) NOT NULL,
city CHAR(12) NOT NULL,
age INT(2))
engine=CONNECT table_type=FIX file_name='girls.txt';
ENGINE=CONNECT TABLE_TYPE=FIX FILE_NAME='girls.txt' ENDING=1;
SELECT g.name, b.name, g.city FROM t3 g STRAIGHT_JOIN connect.boys b where g.city = b.city;
name name city
Mary John Boston
@ -167,8 +168,11 @@ serialno name sex title manager department secretary salary
00137 BROWNY 1 ENGINEER 40567 0319 12345 10500.00
73111 WHEELFOR 1 SALESMAN 70012 0318 24888 10030.00
00023 MARTIN 1 ENGINEER 40567 0319 12345 10000.00
#
# Option Driver is required to find the Driver class inside the executable jar file
#
USE test;
CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JDBC TABNAME=emp CONNECTION='jdbc:mariadb://localhost:PORT/connect?user=root';
CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JDBC TABNAME=emp CONNECTION='jdbc:mariadb://localhost:PORT/connect?user=root' OPTION_LIST='Driver=org.mariadb.jdbc.Driver';
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
@ -180,7 +184,7 @@ t1 CREATE TABLE `t1` (
`department` char(4) NOT NULL,
`secretary` char(5) NOT NULL,
`salary` double(12,2) NOT NULL
) ENGINE=CONNECT DEFAULT CHARSET=latin1 CONNECTION='jdbc:mariadb://localhost:PORT/connect?user=root' `TABLE_TYPE`='JDBC' `TABNAME`='emp'
) ENGINE=CONNECT DEFAULT CHARSET=latin1 CONNECTION='jdbc:mariadb://localhost:PORT/connect?user=root' `TABLE_TYPE`='JDBC' `TABNAME`='emp' `OPTION_LIST`='Driver=org.mariadb.jdbc.Driver'
SELECT * FROM t1;
serialno name sex title manager department secretary salary
74200 BANCROFT 2 SALESMAN 70012 0318 24888 9600.00
@ -260,10 +264,8 @@ DROP TABLE t2;
CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JDBC CATFUNC=tables CONNECTION='jdbc:mariadb://localhost:PORT/connect' option_list='User=root,Maxres=50';
SELECT * FROM t1;
Table_Cat Table_Schema Table_Name Table_Type Remark
connect NULL tx1 BASE TABLE
connect NULL tx1 TABLE
DROP TABLE t1;
DROP TABLE connect.tx1;
DROP DATABASE connect;
SET GLOBAL connect_jvm_path=NULL;
SET GLOBAL connect_class_path=NULL;
SET GLOBAL time_zone = SYSTEM;
SET GLOBAL time_zone=SYSTEM;

21
storage/connect/mysql-test/connect/r/jdbc_new.result
View file

@ -1,3 +1,4 @@
SET GLOBAL time_zone='+1:00';
CREATE TABLE t1 (a int, b char(10));
INSERT INTO t1 VALUES (NULL,NULL),(0,'test00'),(1,'test01'),(2,'test02'),(3,'test03');
SELECT * FROM t1;
@ -10,6 +11,7 @@ NULL NULL
#
# Testing errors
#
SET GLOBAL time_zone='+1:00';
CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JDBC
CONNECTION='jdbc:mysql://127.0.0.1:SLAVE_PORT/test?user=unknown';
SELECT * FROM t1;
@ -32,15 +34,13 @@ t1 CREATE TABLE `t1` (
`y` char(10) DEFAULT NULL
) ENGINE=CONNECT DEFAULT CHARSET=latin1 CONNECTION='jdbc:mysql://127.0.0.1:SLAVE_PORT/test?user=root' `TABLE_TYPE`=JDBC
SELECT * FROM t1;
ERROR HY000: Got error 174 'ExecuteQuery: java.sql.SQLSyntaxErrorException: Unknown column 'x' in 'field list'
Query is : SELECT x, y FROM t1' from CONNECT
ERROR HY000: Got error 174 'ExecuteQuery: java.sql.SQLSyntaxErrorException: Unknown column 'x' in 'field list'' from CONNECT
DROP TABLE t1;
CREATE TABLE t1 (a int, b char(10)) ENGINE=CONNECT TABLE_TYPE=JDBC
CONNECTION='jdbc:mysql://127.0.0.1:SLAVE_PORT/test?user=root';
ALTER TABLE t1 RENAME t1backup;
SELECT * FROM t1;
ERROR HY000: Got error 174 'ExecuteQuery: java.sql.SQLSyntaxErrorException: Table 'test.t1' doesn't exist
Query is : SELECT a, b FROM t1' from CONNECT
ERROR HY000: Got error 174 'ExecuteQuery: java.sql.SQLSyntaxErrorException: Table 'test.t1' doesn't exist' from CONNECT
ALTER TABLE t1backup RENAME t1;
DROP TABLE t1;
#
@ -201,16 +201,15 @@ SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` date DEFAULT NULL,
`b` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
`b` datetime DEFAULT NULL,
`c` time DEFAULT NULL,
`d` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',
`e` date DEFAULT NULL
`d` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
`e` year(4) DEFAULT NULL
) ENGINE=CONNECT DEFAULT CHARSET=latin1 CONNECTION='jdbc:mysql://127.0.0.1:SLAVE_PORT/test?user=root' `TABLE_TYPE`='JDBC'
SELECT * FROM t1;
a b c d e
2003-05-27 2003-05-27 10:45:23 10:45:23 2003-05-27 10:45:23 1970-01-01
2003-05-27 2003-05-27 11:45:23 10:45:23 2003-05-27 10:45:23 2003
DROP TABLE t1;
DROP TABLE t1;
SET GLOBAL connect_jvm_path=NULL;
SET GLOBAL connect_class_path=NULL;
SET GLOBAL time_zone = SYSTEM;
SET GLOBAL time_zone=SYSTEM;
SET GLOBAL time_zone=SYSTEM;

BIN
storage/connect/mysql-test/connect/std_data/JdbcMariaDB.jar Normal file
View file

Binary file not shown.

12
storage/connect/mysql-test/connect/t/jdbc.test
View file

@ -1,4 +1,5 @@
-- source jdbconn.inc
SET GLOBAL time_zone='+1:00';
let $MYSQLD_DATADIR= `select @@datadir`;
--copy_file $MTR_SUITE_DIR/std_data/girls.txt $MYSQLD_DATADIR/test/girls.txt
@ -80,7 +81,7 @@ CREATE TABLE t3 (
name CHAR(9) NOT NULL,
city CHAR(12) NOT NULL,
age INT(2))
engine=CONNECT table_type=FIX file_name='girls.txt';
ENGINE=CONNECT TABLE_TYPE=FIX FILE_NAME='girls.txt' ENDING=1;
SELECT g.name, b.name, g.city FROM t3 g STRAIGHT_JOIN connect.boys b where g.city = b.city;
SELECT g.name, b.name, g.city FROM t3 g STRAIGHT_JOIN t1 b where g.city = b.city;
DROP TABLE t1, t3, connect.boys;
@ -102,9 +103,12 @@ CREATE TABLE emp (
ENGINE=connect TABLE_TYPE=fix FILE_NAME='employee.dat' ENDING=1;
SELECT * FROM emp;
--echo #
--echo # Option Driver is required to find the Driver class inside the executable jar file
--echo #
USE test;
--replace_result $PORT PORT
--eval CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JDBC TABNAME=emp CONNECTION='jdbc:mariadb://localhost:$PORT/connect?user=root'
--eval CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JDBC TABNAME=emp CONNECTION='jdbc:mariadb://localhost:$PORT/connect?user=root' OPTION_LIST='Driver=org.mariadb.jdbc.Driver'
--replace_result $PORT PORT
--eval SHOW CREATE TABLE t1
SELECT * FROM t1;
@ -113,7 +117,7 @@ SELECT name, title, salary FROM t1 WHERE sex = 1;
DROP TABLE t1, connect.emp;
#
# Testing remote command execution
# Testing remote command execution (Driver option is no more necessary)
#
--replace_result $PORT PORT
--eval CREATE TABLE t2 (command varchar(128) not null,number int(5) not null flag=1,message varchar(255) flag=2) ENGINE=CONNECT TABLE_TYPE=JDBC CONNECTION='jdbc:mariadb://localhost:$PORT/connect' OPTION_LIST='User=root,Execsrc=1'
@ -139,5 +143,5 @@ DROP TABLE connect.tx1;
--remove_file $MYSQLD_DATADIR/connect/employee.dat
DROP DATABASE connect;
--remove_file $MYSQLD_DATADIR/test/girls.txt
SET GLOBAL time_zone=SYSTEM;
-- source jdbconn_cleanup.inc

5
storage/connect/mysql-test/connect/t/jdbc_new.test
View file

@ -8,6 +8,8 @@ connection master;
-- source jdbconn.inc
connection slave;
SET GLOBAL time_zone='+1:00';
CREATE TABLE t1 (a int, b char(10));
INSERT INTO t1 VALUES (NULL,NULL),(0,'test00'),(1,'test01'),(2,'test02'),(3,'test03');
SELECT * FROM t1;
@ -16,6 +18,7 @@ SELECT * FROM t1;
--echo # Testing errors
--echo #
connection master;
SET GLOBAL time_zone='+1:00';
# Bad user name
# Suppress "mysql_real_connect failed:" (printed in _DEBUG build)
@ -173,7 +176,9 @@ DROP TABLE t1;
connection slave;
DROP TABLE t1;
SET GLOBAL time_zone=SYSTEM;
connection master;
SET GLOBAL time_zone=SYSTEM;
-- source jdbconn_cleanup.inc

13
storage/connect/mysql-test/connect/t/jdbconn.inc
View file

@ -12,19 +12,20 @@ if (!`SELECT count(*) FROM INFORMATION_SCHEMA.TABLES
}
DROP TABLE t1;
# This is specific and explains why this test is disabled.
# You should edit this file to reflect what is the required files location on your machine.
# You cand edit this file to reflect what is the required files location on your machine.
# This is the path to the JVM library (dll or so)
SET GLOBAL connect_jvm_path='C:\\Program Files\\Java\\jdk1.8.0_77\\jre\\bin\\client';
# If not set CONNECT will try to use the JAVA_HOME environment variable
# and if not found try to find it in the registers (Windows only)
#SET GLOBAL connect_jvm_path='C:\\Program Files\\Java\\jdk1.8.0_77\\jre\\bin\\client';
# The complete class path send when creating the Java Virtual Machine is, in that order:
# 1 - The current directory.
# 2 - The paths of the connect_class_path global variable.
# 3 - The paths of the CLASSPATH environment variable.
# These are the paths to the needed classes or jar files. The Apache ones are only for the JdbcApacheInterface wrapper.
SET GLOBAL connect_class_path='E:\\MariaDB-10.1\\Connect\\storage\\connect;E:\\MariaDB-10.1\\Connect\\sql\\data\\postgresql-9.4.1208.jar;E:\\Oracle\\ojdbc6.jar;E:\\Apache\\commons-dbcp2-2.1.1\\commons-dbcp2-2.1.1.jar;E:\\Apache\\commons-pool2-2.4.2\\commons-pool2-2.4.2.jar;E:\\Apache\\commons-logging-1.2\\commons-logging-1.2.jar';
# In this test we use an executable jar file that contains all what is needed.
eval SET GLOBAL connect_class_path='$MTR_SUITE_DIR/std_data/JdbcMariaDB.jar';
# On my machine, paths to the JDK classes and to the MySQL and MariaDB drivers are defined in the CLASSPATH environment variable
# Paths to the JDK classes and to the MySQL and MariaDB drivers can be defined in the CLASSPATH environment variable
#CREATE FUNCTION envar RETURNS STRING SONAME 'ha_connect.dll';
#SELECT envar('CLASSPATH');

2
storage/connect/mysql-test/connect/t/jdbconn_cleanup.inc
View file

@ -1,6 +1,8 @@
--disable_query_log
--disable_warnings
#DROP FUNCTION envar;
SET GLOBAL connect_jvm_path=NULL;
SET GLOBAL connect_class_path=NULL;
SET GLOBAL time_zone = SYSTEM;
--enable_warnings
--enable_query_log

2
storage/connect/odbccat.h
View file

@ -21,5 +21,5 @@ PQRYRES ODBCColumns(PGLOBAL g, char *dsn, char *db, char *table,
char *colpat, int maxres, bool info, POPARM sop);
PQRYRES ODBCSrcCols(PGLOBAL g, char *dsn, char *src, POPARM sop);
PQRYRES ODBCTables(PGLOBAL g, char *dsn, char *db, char *tabpat,
int maxres, bool info, POPARM sop);
char *tabtyp, int maxres, bool info, POPARM sop);
PQRYRES ODBCDrivers(PGLOBAL g, int maxres, bool info);

17
storage/connect/odbconn.cpp
View file

@ -53,6 +53,7 @@
extern "C" HINSTANCE s_hModule; // Saved module handle
#endif // __WIN__
TYPCONV GetTypeConv();
int GetConvSize();
/***********************************************************************/
@ -135,9 +136,13 @@ int TranslateSQLType(int stp, int prec, int& len, char& v, bool& w)
case SQL_WLONGVARCHAR: // (-10)
w = true;
case SQL_LONGVARCHAR: // (-1)
v = 'V';
type = TYPE_STRING;
len = MY_MIN(abs(len), GetConvSize());
if (GetTypeConv() == TPC_YES) {
v = 'V';
type = TYPE_STRING;
len = MY_MIN(abs(len), GetConvSize());
} else
type = TYPE_ERROR;
break;
case SQL_NUMERIC: // 2
case SQL_DECIMAL: // 3
@ -606,7 +611,7 @@ PQRYRES ODBCDataSources(PGLOBAL g, int maxres, bool info)
/* an ODBC database that will be retrieved by GetData commands. */
/**************************************************************************/
PQRYRES ODBCTables(PGLOBAL g, char *dsn, char *db, char *tabpat,
int maxres, bool info, POPARM sop)
char *tabtyp, int maxres, bool info, POPARM sop)
{
int buftyp[] = {TYPE_STRING, TYPE_STRING, TYPE_STRING,
TYPE_STRING, TYPE_STRING};
@ -668,7 +673,7 @@ PQRYRES ODBCTables(PGLOBAL g, char *dsn, char *db, char *tabpat,
if (!(cap = AllocCatInfo(g, CAT_TAB, db, tabpat, qrp)))
return NULL;
//cap->Pat = (PUCHAR)tabtyp;
cap->Pat = (PUCHAR)tabtyp;
if (trace)
htrc("Getting table results ncol=%d\n", cap->Qrp->Nbcol);
@ -1752,7 +1757,7 @@ bool ODBConn::BindParam(ODBCCOL *colp)
void *buf;
int buftype = colp->GetResultType();
SQLUSMALLINT n = colp->GetRank();
SQLSMALLINT ct, sqlt, dec, nul;
SQLSMALLINT ct, sqlt, dec, nul __attribute__((unused));
SQLULEN colsize;
SQLLEN len;
SQLLEN *strlen = colp->GetStrLen();

2
storage/connect/odbconn.h
View file

@ -25,7 +25,7 @@
//efine MAX_FNAME_LEN 256 // Max size of field names
#define MAX_STRING_INFO 256 // Max size of string from SQLGetInfo
//efine MAX_DNAME_LEN 256 // Max size of Recordset names
#define MAX_CONNECT_LEN 512 // Max size of Connect string
#define MAX_CONNECT_LEN 1024 // Max size of Connect string
//efine MAX_CURSOR_NAME 18 // Max size of a cursor name
#define DEFAULT_FIELD_TYPE SQL_TYPE_NULL // pick "C" data type to match SQL data type

38
storage/connect/tabjdbc.cpp
View file

@ -96,7 +96,7 @@ bool ExactInfo(void);
/***********************************************************************/
JDBCDEF::JDBCDEF(void)
{
Driver = Url = Tabname = Tabschema = Username = NULL;
Driver = Url = Wrapname =Tabname = Tabschema = Username = Colpat = NULL;
Password = Tabcat = Tabtype = Srcdef = Qchar = Qrystr = Sep = NULL;
Options = Quoted = Maxerr = Maxres = Memory = 0;
Scrollable = Xsrc = false;
@ -233,11 +233,18 @@ bool JDBCDEF::DefineAM(PGLOBAL g, LPCSTR am, int poff)
if ((Srcdef = GetStringCatInfo(g, "Srcdef", NULL)))
Read_Only = true;
Wrapname = GetStringCatInfo(g, "Wrapper", NULL);
Tabcat = GetStringCatInfo(g, "Qualifier", NULL);
Tabcat = GetStringCatInfo(g, "Catalog", Tabcat);
Tabschema = GetStringCatInfo(g, "Dbname", NULL);
Tabschema = GetStringCatInfo(g, "Schema", Tabschema);
Tabtype = GetStringCatInfo(g, "Tabtype", NULL);
if (Catfunc == FNC_COL)
Colpat = GetStringCatInfo(g, "Colpat", NULL);
if (Catfunc == FNC_TABLE)
Tabtype = GetStringCatInfo(g, "Tabtype", NULL);
Qrystr = GetStringCatInfo(g, "Query_String", "?");
Sep = GetStringCatInfo(g, "Separator", NULL);
Xsrc = GetBoolCatInfo("Execsrc", FALSE);
@ -325,6 +332,7 @@ TDBJDBC::TDBJDBC(PJDBCDEF tdp) : TDBASE(tdp)
if (tdp) {
Ops.Driver = tdp->Driver;
Ops.Url = tdp->Url;
WrapName = tdp->Wrapname;
TableName = tdp->Tabname;
Schema = tdp->Tabschema;
Ops.User = tdp->Username;
@ -341,6 +349,7 @@ TDBJDBC::TDBJDBC(PJDBCDEF tdp) : TDBASE(tdp)
Memory = tdp->Memory;
Ops.Scrollable = tdp->Scrollable;
} else {
WrapName = NULL;
TableName = NULL;
Schema = NULL;
Ops.Driver = NULL;
@ -386,6 +395,7 @@ TDBJDBC::TDBJDBC(PTDBJDBC tdbp) : TDBASE(tdbp)
{
Jcp = tdbp->Jcp; // is that right ?
Cnp = tdbp->Cnp;
WrapName = tdbp->WrapName;
TableName = tdbp->TableName;
Schema = tdbp->Schema;
Ops = tdbp->Ops;
@ -512,9 +522,10 @@ bool TDBJDBC::MakeSQL(PGLOBAL g, bool cnt)
if (Catalog && *Catalog)
catp = Catalog;
if (tablep->GetSchema())
schmp = (char*)tablep->GetSchema();
else if (Schema && *Schema)
//if (tablep->GetSchema())
// schmp = (char*)tablep->GetSchema();
//else
if (Schema && *Schema)
schmp = Schema;
if (catp) {
@ -596,9 +607,10 @@ bool TDBJDBC::MakeInsert(PGLOBAL g)
if (catp)
len += strlen(catp) + 1;
if (tablep->GetSchema())
schmp = (char*)tablep->GetSchema();
else if (Schema && *Schema)
//if (tablep->GetSchema())
// schmp = (char*)tablep->GetSchema();
//else
if (Schema && *Schema)
schmp = Schema;
if (schmp)
@ -1787,12 +1799,20 @@ PQRYRES TDBJTB::GetResult(PGLOBAL g)
/* --------------------------TDBJDBCL class -------------------------- */
/***********************************************************************/
/* TDBJDBCL class constructor. */
/***********************************************************************/
TDBJDBCL::TDBJDBCL(PJDBCDEF tdp) : TDBJTB(tdp)
{
Colpat = tdp->Colpat;
} // end of TDBJDBCL constructor
/***********************************************************************/
/* GetResult: Get the list of JDBC table columns. */
/***********************************************************************/
PQRYRES TDBJDBCL::GetResult(PGLOBAL g)
{
return JDBCColumns(g, Schema, Tab, NULL, Maxres, false, &Ops);
return JDBCColumns(g, Schema, Tab, Colpat, Maxres, false, &Ops);
} // end of GetResult
#if 0

11
storage/connect/tabjdbc.h
View file

@ -26,6 +26,7 @@ class DllExport JDBCDEF : public TABDEF { /* Logical table description */
friend class TDBXJDC;
friend class TDBJDRV;
friend class TDBJTB;
friend class TDBJDBCL;
public:
// Constructor
JDBCDEF(void);
@ -53,11 +54,13 @@ protected:
PSZ Driver; /* JDBC driver */
PSZ Url; /* JDBC driver URL */
PSZ Tabname; /* External table name */
PSZ Wrapname; /* Java wrapper name */
PSZ Tabschema; /* External table schema */
PSZ Username; /* User connect name */
PSZ Password; /* Password connect info */
PSZ Tabcat; /* External table catalog */
PSZ Tabtype; /* External table type */
PSZ Colpat; /* Catalog column pattern */
PSZ Srcdef; /* The source table SQL definition */
PSZ Qchar; /* Identifier quoting character */
PSZ Qrystr; /* The original query */
@ -131,6 +134,7 @@ protected:
JDBCCOL *Cnp; // Points to count(*) column
JDBCPARM Ops; // Additional parameters
PSTRG Query; // Constructed SQL query
char *WrapName; // Points to Java wrapper name
char *TableName; // Points to JDBC table name
char *Schema; // Points to JDBC table Schema
char *User; // User connect info
@ -317,14 +321,15 @@ protected:
class TDBJDBCL : public TDBJTB {
public:
// Constructor
TDBJDBCL(PJDBCDEF tdp) : TDBJTB(tdp) {}
TDBJDBCL(PJDBCDEF tdp);
protected:
// Specific routines
virtual PQRYRES GetResult(PGLOBAL g);
// No additional Members
}; // end of class TDBJCL
// Members
char *Colpat; // Points to catalog column pattern
}; // end of class TDBJDBCL
#if 0
/***********************************************************************/

47
storage/connect/tabodbc.cpp
View file

@ -1,7 +1,7 @@
/************* Tabodbc C++ Program Source Code File (.CPP) *************/
/* PROGRAM NAME: TABODBC */
/* ------------- */
/* Version 3.0 */
/* Version 3.1 */
/* */
/* COPYRIGHT: */
/* ---------- */
@ -96,7 +96,7 @@ bool ExactInfo(void);
ODBCDEF::ODBCDEF(void)
{
Connect = Tabname = Tabschema = Username = Password = NULL;
Tabcat = Srcdef = Qchar = Qrystr = Sep = NULL;
Tabcat = Colpat = Srcdef = Qchar = Qrystr = Sep = NULL;
Catver = Options = Cto = Qto = Quoted = Maxerr = Maxres = Memory = 0;
Scrollable = Xsrc = UseCnc = false;
} // end of ODBCDEF constructor
@ -120,7 +120,7 @@ bool ODBCDEF::DefineAM(PGLOBAL g, LPCSTR am, int poff)
Tabschema = GetStringCatInfo(g, "Schema", Tabschema);
Tabcat = GetStringCatInfo(g, "Qualifier", NULL);
Tabcat = GetStringCatInfo(g, "Catalog", Tabcat);
Username = GetStringCatInfo(g, "User", NULL);
Username = GetStringCatInfo(g, "User", NULL);
Password = GetStringCatInfo(g, "Password", NULL);
if ((Srcdef = GetStringCatInfo(g, "Srcdef", NULL)))
@ -141,7 +141,13 @@ bool ODBCDEF::DefineAM(PGLOBAL g, LPCSTR am, int poff)
if ((Scrollable = GetBoolCatInfo("Scrollable", false)) && !Elemt)
Elemt = 1; // Cannot merge SQLFetch and SQLExtendedFetch
UseCnc = GetBoolCatInfo("UseDSN", false);
if (Catfunc == FNC_COL)
Colpat = GetStringCatInfo(g, "Colpat", NULL);
if (Catfunc == FNC_TABLE)
Tabtyp = GetStringCatInfo(g, "Tabtype", NULL);
UseCnc = GetBoolCatInfo("UseDSN", false);
// Memory was Boolean, it is now integer
if (!(Memory = GetIntCatInfo("Memory", 0)))
@ -452,9 +458,14 @@ bool TDBODBC::MakeSQL(PGLOBAL g, bool cnt)
if (Catalog && *Catalog)
catp = Catalog;
if (tablep->GetSchema())
schmp = (char*)tablep->GetSchema();
else if (Schema && *Schema)
// Following lines are commented because of MSDEV-10520
// Indeed the schema in the tablep is the local table database and
// is normally not related to the remote table database.
// TODO: Try to remember why this was done and if it was useful in some case.
//if (tablep->GetSchema())
// schmp = (char*)tablep->GetSchema();
//else
if (Schema && *Schema)
schmp = Schema;
if (catp) {
@ -535,9 +546,10 @@ bool TDBODBC::MakeInsert(PGLOBAL g)
if (catp)
len += strlen(catp) + 1;
if (tablep->GetSchema())
schmp = (char*)tablep->GetSchema();
else if (Schema && *Schema)
//if (tablep->GetSchema())
// schmp = (char*)tablep->GetSchema();
//else
if (Schema && *Schema)
schmp = Schema;
if (schmp)
@ -681,7 +693,7 @@ bool TDBODBC::MakeCommand(PGLOBAL g)
} else {
sprintf(g->Message, "Cannot use this %s command",
(Mode == MODE_UPDATE) ? "UPDATE" : "DELETE");
return NULL;
return false;
} // endif p
Query = new(g) STRING(g, 0, stmt);
@ -1768,6 +1780,7 @@ TDBOTB::TDBOTB(PODEF tdp) : TDBDRV(tdp)
Dsn = tdp->GetConnect();
Schema = tdp->GetTabschema();
Tab = tdp->GetTabname();
Tabtyp = tdp->Tabtyp;
Ops.User = tdp->Username;
Ops.Pwd = tdp->Password;
Ops.Cto = tdp->Cto;
@ -1780,17 +1793,25 @@ TDBOTB::TDBOTB(PODEF tdp) : TDBDRV(tdp)
/***********************************************************************/
PQRYRES TDBOTB::GetResult(PGLOBAL g)
{
return ODBCTables(g, Dsn, Schema, Tab, Maxres, false, &Ops);
return ODBCTables(g, Dsn, Schema, Tab, Tabtyp, Maxres, false, &Ops);
} // end of GetResult
/* ---------------------------TDBOCL class --------------------------- */
/***********************************************************************/
/* TDBOCL class constructor. */
/***********************************************************************/
TDBOCL::TDBOCL(PODEF tdp) : TDBOTB(tdp)
{
Colpat = tdp->Colpat;
} // end of TDBOTB constructor
/***********************************************************************/
/* GetResult: Get the list of ODBC table columns. */
/***********************************************************************/
PQRYRES TDBOCL::GetResult(PGLOBAL g)
{
return ODBCColumns(g, Dsn, Schema, Tab, NULL, Maxres, false, &Ops);
return ODBCColumns(g, Dsn, Schema, Tab, Colpat, Maxres, false, &Ops);
} // end of GetResult
/* ------------------------ End of Tabodbc --------------------------- */

15
storage/connect/tabodbc.h
View file

@ -25,7 +25,8 @@ class DllExport ODBCDEF : public TABDEF { /* Logical table description */
friend class TDBXDBC;
friend class TDBDRV;
friend class TDBOTB;
public:
friend class TDBOCL;
public:
// Constructor
ODBCDEF(void);
@ -54,7 +55,9 @@ class DllExport ODBCDEF : public TABDEF { /* Logical table description */
PSZ Username; /* User connect name */
PSZ Password; /* Password connect info */
PSZ Tabcat; /* External table catalog */
PSZ Srcdef; /* The source table SQL definition */
PSZ Tabtyp; /* Catalog table type */
PSZ Colpat; /* Catalog column pattern */
PSZ Srcdef; /* The source table SQL definition */
PSZ Qchar; /* Identifier quoting character */
PSZ Qrystr; /* The original query */
PSZ Sep; /* Decimal separator */
@ -326,7 +329,8 @@ class TDBOTB : public TDBDRV {
char *Dsn; // Points to connection string
char *Schema; // Points to schema name or NULL
char *Tab; // Points to ODBC table name or pattern
ODBCPARM Ops; // Additional parameters
char *Tabtyp; // Points to ODBC table type
ODBCPARM Ops; // Additional parameters
}; // end of class TDBOTB
/***********************************************************************/
@ -335,13 +339,14 @@ class TDBOTB : public TDBDRV {
class TDBOCL : public TDBOTB {
public:
// Constructor
TDBOCL(PODEF tdp) : TDBOTB(tdp) {}
TDBOCL(PODEF tdp);
protected:
// Specific routines
virtual PQRYRES GetResult(PGLOBAL g);
// No additional Members
// Members
char *Colpat; // Points to column pattern
}; // end of class TDBOCL
#endif // !NODBC

11
storage/connect/xindex.cpp
View file

@ -1198,7 +1198,7 @@ bool XINDEX::MapInit(PGLOBAL g)
const char *ftype;
BYTE *mbase;
char fn[_MAX_PATH];
int *nv, k, n, id = -1;
int *nv, nv0, k, n, id = -1;
bool estim;
PCOL colp;
PXCOL prev = NULL, kcp = NULL;
@ -1288,25 +1288,26 @@ bool XINDEX::MapInit(PGLOBAL g)
if (nv[0] >= MAX_INDX) {
// New index format
Srtd = nv[7] != 0;
nv[0] -= MAX_INDX;
nv0 = nv[0] - MAX_INDX;
mbase += NZ * sizeof(int);
} else {
Srtd = false;
mbase += (NZ - 1) * sizeof(int);
nv0 = nv[0];
} // endif nv
if (trace)
htrc("nv=%d %d %d %d %d %d %d %d\n",
nv[0], nv[1], nv[2], nv[3], nv[4], nv[5], nv[6], Srtd);
nv0, nv[1], nv[2], nv[3], nv[4], nv[5], nv[6], Srtd);
// The test on ID was suppressed because MariaDB can change an index ID
// when other indexes are added or deleted
if (/*nv[0] != ID ||*/ nv[1] != Nk) {
if (/*nv0 != ID ||*/ nv[1] != Nk) {
// Not this index
sprintf(g->Message, MSG(BAD_INDEX_FILE), fn);
if (trace)
htrc("nv[0]=%d ID=%d nv[1]=%d Nk=%d\n", nv[0], ID, nv[1], Nk);
htrc("nv0=%d ID=%d nv[1]=%d Nk=%d\n", nv0, ID, nv[1], Nk);
goto err;
} // endif nv