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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include "apache/das/rdb/Statement.h"
namespace apache {
namespace das {
namespace rdb {
Statement::Statement(Connection& connection, SQLHSTMT statementHandle) : resultSet(0, false) {
this->statementHandle = statementHandle;
this->connection = &connection;
}
Statement::~Statement(void) {
if (!resultSet) {
delete resultSet;
}
SQLFreeHandle(SQL_HANDLE_STMT, statementHandle);
StatementObject::free();
}
std::string Statement::getError(void) const {
SQLCHAR state[5];
SQLCHAR message[1000];
SQLINTEGER nativeError = 0;
SQLSMALLINT messageLength = 0;
SQLRETURN result = SQLGetDiagRec(SQL_HANDLE_STMT, statementHandle, 1,
state, &nativeError, message, 1000, &messageLength);
if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO)) {
return "";
}
if (messageLength < 1000) {
message[messageLength + 1] = 0;
}
std::string ret = (std::string) (char*) state;
ret += ": ";
ret += StringWrapper::toString((long) nativeError);
ret += " - ";
ret += (char*) message;
return ret;
}
Connection& Statement::getConnection(void) const {
return *connection;
}
ResultSetPtr Statement::executeQuery(std::string sql) {
queryString = sql;
SQLCloseCursor(statementHandle);
SQLRETURN result = SQLExecDirect(statementHandle, (SQLCHAR*) (char*) sql.c_str(), SQL_NTS);
if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO)) {
throw SQLException(result, getError());
}
return createResultSet();
}
ResultSetPtr Statement::createResultSet(void) {
if (resultSet) {
delete resultSet;
}
ResultSetPtr ret = new ResultSet((StatementPtr) *this);
resultSet = ret;
return ret;
}
void Statement::close(void) {
delete this;
}
HSTMT Statement::getODBCStatement(void) const {
return statementHandle;
}
};
};
};
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