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/*
Copyright (c) 2009, 2014, Oracle and/or its affiliates. All rights reserved.
The MySQL Connector/J is licensed under the terms of the GPLv2
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most MySQL Connectors.
There are special exceptions to the terms and conditions of the GPLv2 as it is applied to
this software, see the FOSS License Exception
<http://www.mysql.com/about/legal/licensing/foss-exception.html>.
This program is free software; you can redistribute it and/or modify it under the terms
of the GNU General Public License as published by the Free Software Foundation; version 2
of the License.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this
program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth
Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.jdbc;
import java.sql.SQLException;
import java.util.Properties;
/**
* Wraps statement interceptors during driver startup so that they don't produce different result sets than we expect.
*/
public class NoSubInterceptorWrapper implements StatementInterceptorV2 {
private final StatementInterceptorV2 underlyingInterceptor;
public NoSubInterceptorWrapper(StatementInterceptorV2 underlyingInterceptor) {
if (underlyingInterceptor == null) {
throw new RuntimeException("Interceptor to be wrapped can not be NULL");
}
this.underlyingInterceptor = underlyingInterceptor;
}
public void destroy() {
this.underlyingInterceptor.destroy();
}
public boolean executeTopLevelOnly() {
return this.underlyingInterceptor.executeTopLevelOnly();
}
public void init(Connection conn, Properties props) throws SQLException {
this.underlyingInterceptor.init(conn, props);
}
public ResultSetInternalMethods postProcess(String sql, Statement interceptedStatement, ResultSetInternalMethods originalResultSet, Connection connection,
int warningCount, boolean noIndexUsed, boolean noGoodIndexUsed, SQLException statementException) throws SQLException {
this.underlyingInterceptor.postProcess(sql, interceptedStatement, originalResultSet, connection, warningCount, noIndexUsed, noGoodIndexUsed,
statementException);
return null; // don't allow result set substitution
}
public ResultSetInternalMethods preProcess(String sql, Statement interceptedStatement, Connection connection) throws SQLException {
this.underlyingInterceptor.preProcess(sql, interceptedStatement, connection);
return null; // don't allow result set substitution
}
public StatementInterceptorV2 getUnderlyingInterceptor() {
return this.underlyingInterceptor;
}
}