diff options
Diffstat (limited to 'sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/graphbuilder/schema/ResultSetTypeMap.java')
-rw-r--r-- | sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/graphbuilder/schema/ResultSetTypeMap.java | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/graphbuilder/schema/ResultSetTypeMap.java b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/graphbuilder/schema/ResultSetTypeMap.java new file mode 100644 index 0000000000..832cfeac7e --- /dev/null +++ b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/main/java/org/apache/tuscany/das/rdb/graphbuilder/schema/ResultSetTypeMap.java @@ -0,0 +1,133 @@ +/** + * + * Copyright 2005 The Apache Software Foundation or its licensors, as applicable. + * + * Licensed 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. + */ +package org.apache.tuscany.das.rdb.graphbuilder.schema; + +import java.sql.Types; + +import org.apache.tuscany.sdo.SDOPackage; + +import commonj.sdo.Type; +import commonj.sdo.helper.TypeHelper; + +/** + */ +public class ResultSetTypeMap { + + public static ResultSetTypeMap instance = new ResultSetTypeMap(); + + /** + * Constructor for ResultSetTypeMap. + */ + protected ResultSetTypeMap() { + // Empty Constructor + } + + /** + * These mappings taken primarily from "JDBC API and Tutorial and Reference" by + * Fisher, Ellis and Bruce. + * + * @param type + * @param isNullable + * @return + */ + public Type getEDataType(int type, boolean isNullable) { + + TypeHelper helper = TypeHelper.INSTANCE; + SDOPackage.eINSTANCE.eClass(); + switch (type) { + + case Types.CHAR: + case Types.VARCHAR: + case Types.LONGVARCHAR: + return helper.getType("commonj.sdo", "String"); + + case Types.NUMERIC: + case Types.DECIMAL: + return helper.getType("commonj.sdo", "Decimal"); + + case Types.BIT: + case Types.BOOLEAN: + if (isNullable) + return helper.getType("commonj.sdo", "Boolean"); + else + return helper.getType("commonj.sdo", "boolean"); + + case Types.TINYINT: + case Types.SMALLINT: + case Types.INTEGER: + if (isNullable) { + return helper.getType("commonj.sdo", "IntObject"); + } else + return helper.getType("commonj.sdo", "Int"); + + case Types.BIGINT: + if (isNullable) + return helper.getType("commonj.sdo", "Long"); + else + return helper.getType("commonj.sdo", "long"); + + case Types.REAL: + if (isNullable) + return helper.getType("commonj.sdo", "Float"); + else + return helper.getType("commonj.sdo", "float"); + + case Types.FLOAT: + case Types.DOUBLE: + if (isNullable) + return helper.getType("commonj.sdo", "Double"); + else + return helper.getType("commonj.sdo", "double"); + + case Types.BINARY: + case Types.VARBINARY: + case Types.LONGVARBINARY: + return helper.getType("commonj.sdo", "ByteArray"); + + case Types.DATE: + case Types.TIME: + case Types.TIMESTAMP: + return helper.getType("commonj.sdo", "Date"); + + case Types.CLOB: + return helper.getType("commonj.sdo", "Clob"); + + case Types.BLOB: + return helper.getType("commonj.sdo", "Blob"); + + case Types.ARRAY: + return helper.getType("commonj.sdo", "Array"); + + case Types.DISTINCT: + case Types.STRUCT: + case Types.REF: + case Types.DATALINK: + case Types.JAVA_OBJECT: + return helper.getType("commonj.sdo", "Object"); + + default: + return helper.getType("commonj.sdo", "Object"); + } + + } + + + public Type getType(int columnType, boolean b) { + return getEDataType(columnType, b); + } + +} |