| /* |
| * Copyright (c) 1998, 2021 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 v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // 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 |
| */ |
| @Override |
| protected Hashtable<Class<?>, FieldTypeDefinition> buildFieldTypes() { |
| Hashtable<Class<?>, FieldTypeDefinition> 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 |
| */ |
| @Override |
| protected void initializePlatformOperators() { |
| super.initializePlatformOperators(); |
| addOperator(ExpressionOperator.simpleTwoArgumentFunction(ExpressionOperator.Concat, "CONCAT")); |
| } |
| |
| @Override |
| public boolean isAttunity() { |
| return true; |
| } |
| |
| /** |
| * Attunity Connect does not support specifying the primary key in the create table |
| * syntax. |
| * @return boolean false |
| */ |
| @Override |
| public boolean supportsPrimaryKeyConstraint() { |
| return false; |
| } |
| |
| /** |
| * Attunity Connect does not support creating foreign key constraints with the ALTER TABLE |
| * syntax. |
| * @return boolean false. |
| */ |
| @Override |
| public boolean supportsForeignKeyConstraints() { |
| return false; |
| } |
| } |