/******************************************************************************* | |
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved. | |
* This program and the accompanying materials are made available under the | |
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* Contributors: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.platform.database; | |
import java.util.*; | |
import org.eclipse.persistence.expressions.*; | |
import org.eclipse.persistence.internal.databaseaccess.FieldTypeDefinition; | |
/** | |
* TopLink Platform class which works with Attunity's Connect JDBC driver. | |
*/ | |
public class AttunityPlatform extends org.eclipse.persistence.platform.database.DatabasePlatform { | |
public AttunityPlatform() { | |
// For TEXT and IMAGE fields, streams must be used for binding | |
usesStreamsForBinding = true; | |
// Autocomit did not work as expected when this class was written. | |
supportsAutoCommit = false; | |
} | |
/** | |
* Create a table which can translate between java types and Attunity Connect | |
* data types. | |
* @return java.util.Hashtable | |
*/ | |
protected Hashtable buildFieldTypes() { | |
Hashtable fieldTypeMapping; | |
fieldTypeMapping = new Hashtable(); | |
fieldTypeMapping.put(Boolean.class, new FieldTypeDefinition("TINYINT", false)); | |
fieldTypeMapping.put(Integer.class, new FieldTypeDefinition("NUMERIC", 10)); | |
fieldTypeMapping.put(Long.class, new FieldTypeDefinition("NUMERIC", 19)); | |
fieldTypeMapping.put(Float.class, new FieldTypeDefinition("NUMERIC", 19, 4)); | |
fieldTypeMapping.put(Double.class, new FieldTypeDefinition("NUMERIC", 19, 4)); | |
fieldTypeMapping.put(Short.class, new FieldTypeDefinition("NUMERIC", 5)); | |
fieldTypeMapping.put(Byte.class, new FieldTypeDefinition("NUMERIC", 3)); | |
fieldTypeMapping.put(java.math.BigInteger.class, new FieldTypeDefinition("NUMERIC", 38)); | |
fieldTypeMapping.put(java.math.BigDecimal.class, new FieldTypeDefinition("DOUBLE", false)); | |
fieldTypeMapping.put(Number.class, new FieldTypeDefinition("DOUBLE", false)); | |
fieldTypeMapping.put(String.class, new FieldTypeDefinition("VARCHAR", DEFAULT_VARCHAR_SIZE)); | |
fieldTypeMapping.put(Character.class, new FieldTypeDefinition("CHAR", 1)); | |
fieldTypeMapping.put(Byte[].class, new FieldTypeDefinition("IMAGE", false)); | |
fieldTypeMapping.put(Character[].class, new FieldTypeDefinition("TEXT", false)); | |
fieldTypeMapping.put(byte[].class, new FieldTypeDefinition("IMAGE", false)); | |
fieldTypeMapping.put(char[].class, new FieldTypeDefinition("TEXT", false)); | |
fieldTypeMapping.put(java.sql.Blob.class, new FieldTypeDefinition("IMAGE", false)); | |
fieldTypeMapping.put(java.sql.Clob.class, new FieldTypeDefinition("TEXT", false)); | |
fieldTypeMapping.put(java.sql.Date.class, new FieldTypeDefinition("DATE", false)); | |
fieldTypeMapping.put(java.sql.Time.class, new FieldTypeDefinition("TIME", false)); | |
fieldTypeMapping.put(java.sql.Timestamp.class, new FieldTypeDefinition("TIMESTAMP", false)); | |
return fieldTypeMapping; | |
} | |
/** | |
* Initialize any platform-specific operators | |
*/ | |
protected void initializePlatformOperators() { | |
super.initializePlatformOperators(); | |
addOperator(ExpressionOperator.simpleTwoArgumentFunction(ExpressionOperator.Concat, "CONCAT")); | |
} | |
public boolean isAttunity() { | |
return true; | |
} | |
/** | |
* Attunity Connect does not support specifying the primary key in the create table | |
* syntax. | |
* @return boolean false | |
*/ | |
public boolean supportsPrimaryKeyConstraint() { | |
return false; | |
} | |
/** | |
* Attunity Connect does not support creating foreign key constraints with the ALTER TABLE | |
* syntax. | |
* @return boolean false. | |
*/ | |
public boolean supportsForeignKeyConstraints() { | |
return false; | |
} | |
} |