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OracleDatabasePlatform.java
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OracleDatabasePlatform.java
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package org.jumpmind.db.platform.oracle;
/*
* 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.PermissionResult.Status;
import org.jumpmind.db.platform.PermissionType;
import org.jumpmind.db.sql.ISqlTemplate;
import org.jumpmind.db.sql.SqlException;
import org.jumpmind.db.sql.SqlTemplateSettings;
/*
* Provides support for the Oracle platform.
*/
public class OracleDatabasePlatform extends AbstractJdbcDatabasePlatform {
/* The standard Oracle jdbc driver. */
public static final String JDBC_DRIVER = "oracle.jdbc.driver.OracleDriver";
/* The old Oracle jdbc driver. */
public static final String JDBC_DRIVER_OLD = "oracle.jdbc.dnlddriver.OracleDriver";
/* The thin subprotocol used by the standard Oracle driver. */
public static final String JDBC_SUBPROTOCOL_THIN = "oracle:thin";
/* The thin subprotocol used by the standard Oracle driver. */
public static final String JDBC_SUBPROTOCOL_OCI8 = "oracle:oci8";
/* The old thin subprotocol used by the standard Oracle driver. */
public static final String JDBC_SUBPROTOCOL_THIN_OLD = "oracle:dnldthin";
/*
* Creates a new platform instance.
*/
public OracleDatabasePlatform(DataSource dataSource, SqlTemplateSettings settings) {
super(dataSource, settings);
}
@Override
protected OracleDdlBuilder createDdlBuilder() {
return new OracleDdlBuilder();
}
@Override
protected OracleDdlReader createDdlReader() {
return new OracleDdlReader(this);
}
@Override
protected OracleJdbcSqlTemplate createSqlTemplate() {
return new OracleJdbcSqlTemplate(dataSource, settings, new OracleLobHandler(), getDatabaseInfo());
}
@Override
protected ISqlTemplate createSqlTemplateDirty() {
return sqlTemplate;
}
public String getName() {
return DatabaseNamesConstants.ORACLE;
}
public String getDefaultCatalog() {
return null;
}
public String getDefaultSchema() {
if (StringUtils.isBlank(defaultSchema)) {
defaultSchema = (String) getSqlTemplate().queryForObject(
"SELECT sys_context('USERENV', 'CURRENT_SCHEMA') FROM dual", String.class);
}
return defaultSchema;
}
@Override
public boolean canColumnBeUsedInWhereClause(Column column) {
String jdbcTypeName = column.getJdbcTypeName();
return !column.isOfBinaryType() || "RAW".equals(jdbcTypeName);
}
@Override
public PermissionResult getCreateSymTriggerPermission() {
String delimiter = getDatabaseInfo().getDelimiterToken();
delimiter = delimiter != null ? delimiter : "";
String triggerSql = "CREATE OR REPLACE TRIGGER TEST_TRIGGER AFTER UPDATE ON " + delimiter + PERMISSION_TEST_TABLE_NAME + delimiter + " BEGIN 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;
}
@Override
public PermissionResult getExecuteSymPermission() {
String delimiter = getDatabaseInfo().getDelimiterToken();
delimiter = delimiter != null ? delimiter : "";
String executeSql = "SELECT DBMS_LOB.GETLENGTH('TEST'), UTL_RAW.CAST_TO_RAW('TEST') FROM DUAL";
PermissionResult result = new PermissionResult(PermissionType.EXECUTE, executeSql);
try {
getSqlTemplate().update(executeSql);
result.setStatus(Status.PASS);
} catch (SqlException e) {
result.setException(e);
result.setSolution("Grant EXECUTE on DBMS_LOB and UTL_RAW");
}
return result;
}
}