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/*
* Copyright (c) 2002, 2021, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 2.0, as published by the
* Free Software Foundation.
*
* This program is also distributed with certain software (including but not
* limited to OpenSSL) that is licensed under separate terms, as designated in a
* particular file or component or in included license documentation. The
* authors of MySQL hereby grant you an additional permission to link the
* program and your derivative works with the separately licensed software that
* they have included with MySQL.
*
* Without limiting anything contained in the foregoing, this file, which is
* part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
* version 1.0, a copy of which can be found at
* http://oss.oracle.com/licenses/universal-foss-exception.
*
* 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, version 2.0,
* 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.cj.jdbc;
import java.lang.reflect.Proxy;
import java.sql.Blob;
import java.sql.Clob;
import java.sql.NClob;
import java.sql.SQLClientInfoException;
import java.sql.SQLException;
import java.sql.SQLXML;
import java.sql.Savepoint;
import java.sql.Statement;
import java.sql.Struct;
import java.sql.Wrapper;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.concurrent.Executor;
import com.mysql.cj.Messages;
import com.mysql.cj.MysqlConnection;
import com.mysql.cj.ServerVersion;
import com.mysql.cj.Session;
import com.mysql.cj.conf.PropertyKey;
import com.mysql.cj.exceptions.ConnectionIsClosedException;
import com.mysql.cj.exceptions.ExceptionFactory;
import com.mysql.cj.exceptions.ExceptionInterceptor;
import com.mysql.cj.exceptions.MysqlErrorNumbers;
import com.mysql.cj.interceptors.QueryInterceptor;
import com.mysql.cj.jdbc.exceptions.SQLError;
import com.mysql.cj.jdbc.result.CachedResultSetMetaData;
import com.mysql.cj.jdbc.result.ResultSetInternalMethods;
import com.mysql.cj.protocol.ServerSessionStateController;
/**
* This class serves as a wrapper for the connection object. It is returned to the application server which may wrap it again and then return it to the
* application client in response to dataSource.getConnection().
*
* All method invocations are forwarded to underlying connection unless the close method was previously called, in which case a SQLException is thrown. The
* close method performs a 'logical close' on the connection.
*
* All SQL exceptions thrown by the physical connection are intercepted and sent to connectionEvent listeners before being thrown to client.
*/
public class ConnectionWrapper extends WrapperBase implements JdbcConnection {
protected JdbcConnection mc = null;
private String invalidHandleStr = "Logical handle no longer valid";
private boolean closed;
private boolean isForXa;
protected static ConnectionWrapper getInstance(MysqlPooledConnection mysqlPooledConnection, JdbcConnection mysqlConnection, boolean forXa)
throws SQLException {
return new ConnectionWrapper(mysqlPooledConnection, mysqlConnection, forXa);
}
/**
* Construct a new LogicalHandle and set instance variables
*
* @param mysqlPooledConnection
* reference to object that instantiated this object
* @param mysqlConnection
* physical connection to db
* @param forXa
* is it for XA connection?
*
* @throws SQLException
* if an error occurs.
*/
public ConnectionWrapper(MysqlPooledConnection mysqlPooledConnection, JdbcConnection mysqlConnection, boolean forXa) throws SQLException {
super(mysqlPooledConnection);
this.mc = mysqlConnection;
this.closed = false;
this.isForXa = forXa;
if (this.isForXa) {
setInGlobalTx(false);
}
}
@Override
public void setAutoCommit(boolean autoCommit) throws SQLException {
if (autoCommit && isInGlobalTx()) {
throw SQLError.createSQLException(Messages.getString("ConnectionWrapper.0"), MysqlErrorNumbers.SQL_STATE_INVALID_TRANSACTION_TERMINATION,
MysqlErrorNumbers.ER_XA_RMERR, this.exceptionInterceptor);
}
try {
this.mc.setAutoCommit(autoCommit);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public boolean getAutoCommit() throws SQLException {
try {
return this.mc.getAutoCommit();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return false; // we don't reach this code, compiler can't tell
}
@Override
public void setDatabase(String dbName) throws SQLException {
try {
this.mc.setDatabase(dbName);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public String getDatabase() throws SQLException {
try {
return this.mc.getDatabase();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public void setCatalog(String catalog) throws SQLException {
try {
this.mc.setCatalog(catalog);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public String getCatalog() throws SQLException {
try {
return this.mc.getCatalog();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public boolean isClosed() throws SQLException {
return (this.closed || this.mc.isClosed());
}
@Override
public boolean isSourceConnection() {
return this.mc.isSourceConnection();
}
@Override
public void setHoldability(int arg0) throws SQLException {
try {
this.mc.setHoldability(arg0);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public int getHoldability() throws SQLException {
try {
return this.mc.getHoldability();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return Statement.CLOSE_CURRENT_RESULT; // we don't reach this code, compiler can't tell
}
@Override
public long getIdleFor() {
return this.mc.getIdleFor();
}
@Override
public java.sql.DatabaseMetaData getMetaData() throws SQLException {
try {
return this.mc.getMetaData();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public void setReadOnly(boolean readOnly) throws SQLException {
try {
this.mc.setReadOnly(readOnly);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public boolean isReadOnly() throws SQLException {
try {
return this.mc.isReadOnly();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return false; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.Savepoint setSavepoint() throws SQLException {
if (isInGlobalTx()) {
throw SQLError.createSQLException(Messages.getString("ConnectionWrapper.0"), MysqlErrorNumbers.SQL_STATE_INVALID_TRANSACTION_TERMINATION,
MysqlErrorNumbers.ER_XA_RMERR, this.exceptionInterceptor);
}
try {
return this.mc.setSavepoint();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.Savepoint setSavepoint(String arg0) throws SQLException {
if (isInGlobalTx()) {
throw SQLError.createSQLException(Messages.getString("ConnectionWrapper.0"), MysqlErrorNumbers.SQL_STATE_INVALID_TRANSACTION_TERMINATION,
MysqlErrorNumbers.ER_XA_RMERR, this.exceptionInterceptor);
}
try {
return this.mc.setSavepoint(arg0);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public void setTransactionIsolation(int level) throws SQLException {
try {
this.mc.setTransactionIsolation(level);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public int getTransactionIsolation() throws SQLException {
try {
return this.mc.getTransactionIsolation();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return TRANSACTION_REPEATABLE_READ; // we don't reach this code, compiler can't tell
}
@Override
public java.util.Map> getTypeMap() throws SQLException {
try {
return this.mc.getTypeMap();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.SQLWarning getWarnings() throws SQLException {
try {
return this.mc.getWarnings();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public void clearWarnings() throws SQLException {
try {
this.mc.clearWarnings();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
/**
* The physical connection is not actually closed. the physical connection is closed when the application server calls mysqlPooledConnection.close(). this
* object is de-referenced by the pooled connection each time mysqlPooledConnection.getConnection() is called by app server.
*
* @throws SQLException
* if an error occurs
*/
@Override
public void close() throws SQLException {
try {
close(true);
} finally {
this.unwrappedInterfaces = null;
}
}
@Override
public void commit() throws SQLException {
if (isInGlobalTx()) {
throw SQLError.createSQLException(Messages.getString("ConnectionWrapper.1"), MysqlErrorNumbers.SQL_STATE_INVALID_TRANSACTION_TERMINATION,
MysqlErrorNumbers.ER_XA_RMERR, this.exceptionInterceptor);
}
try {
this.mc.commit();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public java.sql.Statement createStatement() throws SQLException {
try {
return StatementWrapper.getInstance(this, this.pooledConnection, this.mc.createStatement());
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.Statement createStatement(int resultSetType, int resultSetConcurrency) throws SQLException {
try {
return StatementWrapper.getInstance(this, this.pooledConnection, this.mc.createStatement(resultSetType, resultSetConcurrency));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.Statement createStatement(int arg0, int arg1, int arg2) throws SQLException {
try {
return StatementWrapper.getInstance(this, this.pooledConnection, this.mc.createStatement(arg0, arg1, arg2));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public String nativeSQL(String sql) throws SQLException {
try {
return this.mc.nativeSQL(sql);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.CallableStatement prepareCall(String sql) throws SQLException {
try {
return CallableStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareCall(sql));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency) throws SQLException {
try {
return CallableStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareCall(sql, resultSetType, resultSetConcurrency));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.CallableStatement prepareCall(String arg0, int arg1, int arg2, int arg3) throws SQLException {
try {
return CallableStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareCall(arg0, arg1, arg2, arg3));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
public java.sql.PreparedStatement clientPrepare(String sql) throws SQLException {
try {
return new PreparedStatementWrapper(this, this.pooledConnection, this.mc.clientPrepareStatement(sql));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
public java.sql.PreparedStatement clientPrepare(String sql, int resultSetType, int resultSetConcurrency) throws SQLException {
try {
return new PreparedStatementWrapper(this, this.pooledConnection, this.mc.clientPrepareStatement(sql, resultSetType, resultSetConcurrency));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement prepareStatement(String sql) throws SQLException {
java.sql.PreparedStatement res = null;
try {
res = PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareStatement(sql));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return res;
}
@Override
public java.sql.PreparedStatement prepareStatement(String sql, int resultSetType, int resultSetConcurrency) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareStatement(sql, resultSetType, resultSetConcurrency));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.PreparedStatement prepareStatement(String arg0, int arg1, int arg2, int arg3) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareStatement(arg0, arg1, arg2, arg3));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.PreparedStatement prepareStatement(String arg0, int arg1) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareStatement(arg0, arg1));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.PreparedStatement prepareStatement(String arg0, int[] arg1) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareStatement(arg0, arg1));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public java.sql.PreparedStatement prepareStatement(String arg0, String[] arg1) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.prepareStatement(arg0, arg1));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // we don't reach this code, compiler can't tell
}
@Override
public void releaseSavepoint(Savepoint arg0) throws SQLException {
try {
this.mc.releaseSavepoint(arg0);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public void rollback() throws SQLException {
if (isInGlobalTx()) {
throw SQLError.createSQLException(Messages.getString("ConnectionWrapper.2"), MysqlErrorNumbers.SQL_STATE_INVALID_TRANSACTION_TERMINATION,
MysqlErrorNumbers.ER_XA_RMERR, this.exceptionInterceptor);
}
try {
this.mc.rollback();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public void rollback(Savepoint arg0) throws SQLException {
if (isInGlobalTx()) {
throw SQLError.createSQLException(Messages.getString("ConnectionWrapper.2"), MysqlErrorNumbers.SQL_STATE_INVALID_TRANSACTION_TERMINATION,
MysqlErrorNumbers.ER_XA_RMERR, this.exceptionInterceptor);
}
try {
this.mc.rollback(arg0);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public boolean isSameResource(com.mysql.cj.jdbc.JdbcConnection c) {
if (c instanceof ConnectionWrapper) {
return this.mc.isSameResource(((ConnectionWrapper) c).mc);
}
return this.mc.isSameResource(c);
}
protected void close(boolean fireClosedEvent) throws SQLException {
synchronized (this.pooledConnection) {
if (this.closed) {
return;
}
if (!isInGlobalTx() && this.mc.getPropertySet().getBooleanProperty(PropertyKey.rollbackOnPooledClose).getValue() && !this.getAutoCommit()) {
rollback();
}
if (fireClosedEvent) {
this.pooledConnection.callConnectionEventListeners(MysqlPooledConnection.CONNECTION_CLOSED_EVENT, null);
}
// set closed status to true so that if application client tries to make additional calls a sqlException will be thrown. The physical connection is
// re-used by the pooled connection each time getConnection is called.
this.closed = true;
}
}
@Override
public void checkClosed() {
if (this.closed) {
throw ExceptionFactory.createException(ConnectionIsClosedException.class, this.invalidHandleStr, this.exceptionInterceptor);
}
}
@Override
public boolean isInGlobalTx() {
return this.mc.isInGlobalTx();
}
@Override
public void setInGlobalTx(boolean flag) {
this.mc.setInGlobalTx(flag);
}
@Override
public void ping() throws SQLException {
if (this.mc != null) {
this.mc.ping();
}
}
@Override
public void changeUser(String userName, String newPassword) throws SQLException {
try {
this.mc.changeUser(userName, newPassword);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Deprecated
@Override
public void clearHasTriedMaster() {
this.mc.clearHasTriedMaster();
}
@Override
public java.sql.PreparedStatement clientPrepareStatement(String sql) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.clientPrepareStatement(sql));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement clientPrepareStatement(String sql, int autoGenKeyIndex) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.clientPrepareStatement(sql, autoGenKeyIndex));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement clientPrepareStatement(String sql, int resultSetType, int resultSetConcurrency) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.clientPrepareStatement(sql, resultSetType, resultSetConcurrency));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement clientPrepareStatement(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection,
this.mc.clientPrepareStatement(sql, resultSetType, resultSetConcurrency, resultSetHoldability));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement clientPrepareStatement(String sql, int[] autoGenKeyIndexes) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.clientPrepareStatement(sql, autoGenKeyIndexes));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement clientPrepareStatement(String sql, String[] autoGenKeyColNames) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.clientPrepareStatement(sql, autoGenKeyColNames));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public int getActiveStatementCount() {
return this.mc.getActiveStatementCount();
}
@Override
public String getStatementComment() {
return this.mc.getStatementComment();
}
@Deprecated
@Override
public boolean hasTriedMaster() {
return this.mc.hasTriedMaster();
}
@Override
public boolean lowerCaseTableNames() {
return this.mc.lowerCaseTableNames();
}
@Override
public void resetServerState() throws SQLException {
try {
this.mc.resetServerState();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public java.sql.PreparedStatement serverPrepareStatement(String sql) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.serverPrepareStatement(sql));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement serverPrepareStatement(String sql, int autoGenKeyIndex) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.serverPrepareStatement(sql, autoGenKeyIndex));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement serverPrepareStatement(String sql, int resultSetType, int resultSetConcurrency) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.serverPrepareStatement(sql, resultSetType, resultSetConcurrency));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement serverPrepareStatement(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection,
this.mc.serverPrepareStatement(sql, resultSetType, resultSetConcurrency, resultSetHoldability));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement serverPrepareStatement(String sql, int[] autoGenKeyIndexes) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.serverPrepareStatement(sql, autoGenKeyIndexes));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public java.sql.PreparedStatement serverPrepareStatement(String sql, String[] autoGenKeyColNames) throws SQLException {
try {
return PreparedStatementWrapper.getInstance(this, this.pooledConnection, this.mc.serverPrepareStatement(sql, autoGenKeyColNames));
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null;
}
@Override
public void setFailedOver(boolean flag) {
this.mc.setFailedOver(flag);
}
@Override
public void setStatementComment(String comment) {
this.mc.setStatementComment(comment);
}
@Override
public void shutdownServer() throws SQLException {
try {
this.mc.shutdownServer();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public int getAutoIncrementIncrement() {
return this.mc.getAutoIncrementIncrement();
}
@Override
public ExceptionInterceptor getExceptionInterceptor() {
return this.pooledConnection.getExceptionInterceptor();
}
@Override
public boolean hasSameProperties(JdbcConnection c) {
return this.mc.hasSameProperties(c);
}
@Override
public Properties getProperties() {
return this.mc.getProperties();
}
@Override
public String getHost() {
return this.mc.getHost();
}
@Override
public void setProxy(JdbcConnection conn) {
this.mc.setProxy(conn);
}
@Override
public void setTypeMap(Map> map) throws SQLException {
try {
this.mc.setTypeMap(map);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
}
@Override
public boolean isServerLocal() throws SQLException {
return this.mc.isServerLocal();
}
@Override
public void setSchema(String schema) throws SQLException {
this.mc.setSchema(schema);
}
@Override
public String getSchema() throws SQLException {
return this.mc.getSchema();
}
@Override
public void abort(Executor executor) throws SQLException {
this.mc.abort(executor);
}
@Override
public void setNetworkTimeout(Executor executor, int milliseconds) throws SQLException {
this.mc.setNetworkTimeout(executor, milliseconds);
}
@Override
public int getNetworkTimeout() throws SQLException {
return this.mc.getNetworkTimeout();
}
@Override
public void abortInternal() throws SQLException {
this.mc.abortInternal();
}
@Override
public Object getConnectionMutex() {
return this.mc.getConnectionMutex();
}
@Override
public int getSessionMaxRows() {
return this.mc.getSessionMaxRows();
}
@Override
public void setSessionMaxRows(int max) throws SQLException {
this.mc.setSessionMaxRows(max);
}
@Override
public Clob createClob() throws SQLException {
try {
return ((java.sql.Connection) this.mc).createClob();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public Blob createBlob() throws SQLException {
try {
return ((java.sql.Connection) this.mc).createBlob();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public NClob createNClob() throws SQLException {
try {
return ((java.sql.Connection) this.mc).createNClob();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public SQLXML createSQLXML() throws SQLException {
try {
return ((java.sql.Connection) this.mc).createSQLXML();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public synchronized boolean isValid(int timeout) throws SQLException {
try {
return ((java.sql.Connection) this.mc).isValid(timeout);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return false; // never reached, but compiler can't tell
}
@Override
public void setClientInfo(String name, String value) throws SQLClientInfoException {
try {
checkClosed();
((java.sql.Connection) this.mc).setClientInfo(name, value);
} catch (SQLException sqlException) {
try {
checkAndFireConnectionError(sqlException);
} catch (SQLException sqlEx2) {
SQLClientInfoException clientEx = new SQLClientInfoException();
clientEx.initCause(sqlEx2);
throw clientEx;
}
}
}
@Override
public void setClientInfo(Properties properties) throws SQLClientInfoException {
try {
checkClosed();
((java.sql.Connection) this.mc).setClientInfo(properties);
} catch (SQLException sqlException) {
try {
checkAndFireConnectionError(sqlException);
} catch (SQLException sqlEx2) {
SQLClientInfoException clientEx = new SQLClientInfoException();
clientEx.initCause(sqlEx2);
throw clientEx;
}
}
}
@Override
public String getClientInfo(String name) throws SQLException {
try {
return ((java.sql.Connection) this.mc).getClientInfo(name);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public Properties getClientInfo() throws SQLException {
try {
return ((java.sql.Connection) this.mc).getClientInfo();
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public java.sql.Array createArrayOf(String typeName, Object[] elements) throws SQLException {
try {
return ((java.sql.Connection) this.mc).createArrayOf(typeName, elements);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public Struct createStruct(String typeName, Object[] attributes) throws SQLException {
try {
return ((java.sql.Connection) this.mc).createStruct(typeName, attributes);
} catch (SQLException sqlException) {
checkAndFireConnectionError(sqlException);
}
return null; // never reached, but compiler can't tell
}
@Override
public synchronized T unwrap(java.lang.Class iface) throws java.sql.SQLException {
try {
if ("java.sql.Connection".equals(iface.getName()) || "java.sql.Wrapper.class".equals(iface.getName())) {
return iface.cast(this);
}
if (this.unwrappedInterfaces == null) {
this.unwrappedInterfaces = new HashMap<>();
}
Object cachedUnwrapped = this.unwrappedInterfaces.get(iface);
if (cachedUnwrapped == null) {
cachedUnwrapped = Proxy.newProxyInstance(this.mc.getClass().getClassLoader(), new Class[] { iface },
new ConnectionErrorFiringInvocationHandler(this.mc));
this.unwrappedInterfaces.put(iface, cachedUnwrapped);
}
return iface.cast(cachedUnwrapped);
} catch (ClassCastException cce) {
throw SQLError.createSQLException(Messages.getString("Common.UnableToUnwrap", new Object[] { iface.toString() }),
MysqlErrorNumbers.SQL_STATE_ILLEGAL_ARGUMENT, this.exceptionInterceptor);
}
}
@Override
public boolean isWrapperFor(Class iface) throws SQLException {
boolean isInstance = iface.isInstance(this);
if (isInstance) {
return true;
}
return (iface.getName().equals(JdbcConnection.class.getName()) || iface.getName().equals(MysqlConnection.class.getName())
|| iface.getName().equals(java.sql.Connection.class.getName()) || iface.getName().equals(Wrapper.class.getName())
|| iface.getName().equals(AutoCloseable.class.getName()));
}
@Override
public Session getSession() {
return this.mc.getSession();
}
@Override
public long getId() {
return this.mc.getId();
}
@Override
public String getURL() {
return this.mc.getURL();
}
@Override
public String getUser() {
return this.mc.getUser();
}
@Override
public void createNewIO(boolean isForReconnect) {
this.mc.createNewIO(isForReconnect);
}
@Override
public boolean isProxySet() {
return this.mc.isProxySet();
}
@Override
public JdbcPropertySet getPropertySet() {
return this.mc.getPropertySet();
}
@Override
public CachedResultSetMetaData getCachedMetaData(String sql) {
return this.mc.getCachedMetaData(sql);
}
@Override
public String getCharacterSetMetadata() {
return this.mc.getCharacterSetMetadata();
}
@Override
public Statement getMetadataSafeStatement() throws SQLException {
return this.mc.getMetadataSafeStatement();
}
@Override
public ServerVersion getServerVersion() {
return this.mc.getServerVersion();
}
@Override
public List getQueryInterceptorsInstances() {
return this.mc.getQueryInterceptorsInstances();
}
@Override
public void initializeResultsMetadataFromCache(String sql, CachedResultSetMetaData cachedMetaData, ResultSetInternalMethods resultSet) throws SQLException {
this.mc.initializeResultsMetadataFromCache(sql, cachedMetaData, resultSet);
}
@Override
public void initializeSafeQueryInterceptors() throws SQLException {
this.mc.initializeSafeQueryInterceptors();
}
@Override
public boolean isReadOnly(boolean useSessionStatus) throws SQLException {
return this.mc.isReadOnly(useSessionStatus);
}
@Override
public void pingInternal(boolean checkForClosedConnection, int timeoutMillis) throws SQLException {
this.mc.pingInternal(checkForClosedConnection, timeoutMillis);
}
@Override
public void realClose(boolean calledExplicitly, boolean issueRollback, boolean skipLocalTeardown, Throwable reason) throws SQLException {
this.mc.realClose(calledExplicitly, issueRollback, skipLocalTeardown, reason);
}
@Override
public void recachePreparedStatement(JdbcPreparedStatement pstmt) throws SQLException {
this.mc.recachePreparedStatement(pstmt);
}
@Override
public void decachePreparedStatement(JdbcPreparedStatement pstmt) throws SQLException {
this.mc.decachePreparedStatement(pstmt);
}
@Override
public void registerStatement(com.mysql.cj.jdbc.JdbcStatement stmt) {
this.mc.registerStatement(stmt);
}
@Override
public void setReadOnlyInternal(boolean readOnlyFlag) throws SQLException {
this.mc.setReadOnlyInternal(readOnlyFlag);
}
@Override
public boolean storesLowerCaseTableName() {
return this.mc.storesLowerCaseTableName();
}
@Override
public void throwConnectionClosedException() throws SQLException {
this.mc.throwConnectionClosedException();
}
@Override
public void transactionBegun() {
this.mc.transactionBegun();
}
@Override
public void transactionCompleted() {
this.mc.transactionCompleted();
}
@Override
public void unregisterStatement(com.mysql.cj.jdbc.JdbcStatement stmt) {
this.mc.unregisterStatement(stmt);
}
@Override
public void unSafeQueryInterceptors() throws SQLException {
this.mc.unSafeQueryInterceptors();
}
@Override
public JdbcConnection getMultiHostSafeProxy() {
return this.mc.getMultiHostSafeProxy();
}
@Override
public JdbcConnection getMultiHostParentProxy() {
return this.mc.getMultiHostParentProxy();
}
@Override
public JdbcConnection getActiveMySQLConnection() {
return this.mc.getActiveMySQLConnection();
}
@Override
public ClientInfoProvider getClientInfoProviderImpl() throws SQLException {
return this.mc.getClientInfoProviderImpl();
}
@Override
public String getHostPortPair() {
return this.mc.getHostPortPair();
}
@Override
public void normalClose() {
this.mc.normalClose();
}
@Override
public void cleanup(Throwable whyCleanedUp) {
this.mc.cleanup(whyCleanedUp);
}
@Override
public ServerSessionStateController getServerSessionStateController() {
return this.mc.getServerSessionStateController();
}
}
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