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Db2DatabasePlatform.java
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Db2DatabasePlatform.java
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package org.jumpmind.db.platform.db2;
/*
* 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.
*/
import javax.sql.DataSource;
import org.apache.commons.lang.StringUtils;
import org.jumpmind.db.model.Column;
import org.jumpmind.db.platform.AbstractJdbcDatabasePlatform;
import org.jumpmind.db.platform.DatabaseNamesConstants;
import org.jumpmind.db.platform.PermissionResult;
import org.jumpmind.db.platform.PermissionType;
import org.jumpmind.db.platform.PermissionResult.Status;
import org.jumpmind.db.sql.SqlException;
import org.jumpmind.db.sql.SqlTemplateSettings;
/*
* The DB2 platform implementation.
*/
public class Db2DatabasePlatform extends AbstractJdbcDatabasePlatform {
/* The standard DB2 jdbc driver. */
public static final String JDBC_DRIVER = "com.ibm.db2.jcc.DB2Driver";
/* The subprotocol used by the standard DB2 driver. */
public static final String JDBC_SUBPROTOCOL = "db2";
/*
* Creates a new platform instance.
*/
public Db2DatabasePlatform(DataSource dataSource, SqlTemplateSettings settings) {
super(dataSource, settings);
}
@Override
protected Db2DdlBuilder createDdlBuilder() {
return new Db2DdlBuilder();
}
@Override
protected Db2DdlReader createDdlReader() {
return new Db2DdlReader(this);
}
@Override
protected Db2JdbcSqlTemplate createSqlTemplate() {
return new Db2JdbcSqlTemplate(dataSource, settings, null, getDatabaseInfo());
}
public String getName() {
return DatabaseNamesConstants.DB2;
}
public String getDefaultSchema() {
if (StringUtils.isBlank(defaultSchema)) {
defaultSchema = (String) getSqlTemplate().queryForObject("select CURRENT SCHEMA from sysibm.sysdummy1", String.class);
}
return defaultSchema;
}
public String getDefaultCatalog() {
return "";
}
@Override
public boolean canColumnBeUsedInWhereClause(Column column) {
return !column.isOfBinaryType();
}
@Override
public PermissionResult getCreateSymTriggerPermission() {
String delimiter = getDatabaseInfo().getDelimiterToken();
delimiter = delimiter != null ? delimiter : "";
String triggerSql = "CREATE TRIGGER TEST_TRIGGER AFTER UPDATE ON " + delimiter + PERMISSION_TEST_TABLE_NAME + delimiter + " FOR EACH ROW BEGIN ATOMIC END";
PermissionResult result = new PermissionResult(PermissionType.CREATE_TRIGGER, triggerSql);
try {
getSqlTemplate().update(triggerSql);
result.setStatus(Status.PASS);
} catch (SqlException e) {
result.setException(e);
result.setSolution("Grant CREATE TRIGGER permission or TRIGGER permission");
}
return result;
}
}