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 Copyright (c) 2010, 2011, 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 FLOSS License Exception

  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.interceptors;

import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Properties;

import com.mysql.jdbc.Connection;
import com.mysql.jdbc.ResultSetInternalMethods;
import com.mysql.jdbc.Statement;
import com.mysql.jdbc.StatementInterceptor;

00038 public class SessionAssociationInterceptor implements StatementInterceptor {

      protected String currentSessionKey;
      protected final static ThreadLocal sessionLocal = new ThreadLocal();
      public static final void setSessionKey(String key) {
      public static final void resetSessionKey() {
      public static final String getSessionKey() {
            return (String)sessionLocal.get();
00055       public boolean executeTopLevelOnly() {
            return true;

00059       public void init(Connection conn, Properties props) throws SQLException {


00063       public ResultSetInternalMethods postProcess(String sql,
                  Statement interceptedStatement,
                  ResultSetInternalMethods originalResultSet, Connection connection)
                  throws SQLException {
            return null;

00070       public ResultSetInternalMethods preProcess(String sql,
                  Statement interceptedStatement, Connection connection)
                  throws SQLException {
            String key = getSessionKey();
            if (key != null && !key.equals(this.currentSessionKey)) {
                  PreparedStatement pstmt = connection.clientPrepareStatement("SET @mysql_proxy_session=?");
                  try {
                        pstmt.setString(1, key);
                  } finally {
                  this.currentSessionKey = key;
            return null;

00091       public void destroy() {

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