/*

  * 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.

  */

 package org.apache.commons.dbcp;

 import java.sql.ResultSet;

 import java.math.BigDecimal;

 import java.sql.Date;

 import java.sql.Time;

 import java.sql.Timestamp;

 import java.io.InputStream;

 import java.sql.SQLWarning;

 import java.sql.ResultSetMetaData;

 import java.sql.SQLException;

 import java.io.Reader;

 import java.sql.Statement;

 import java.util.Map;

 import java.sql.Connection;

 import java.sql.Ref;

 import java.sql.Blob;

 import java.sql.Clob;

 import java.sql.Array;

 import java.util.Calendar;

 /* JDBC_4_ANT_KEY_BEGIN */

 import java.sql.NClob;

 import java.sql.RowId;

 import java.sql.SQLXML;

 /* JDBC_4_ANT_KEY_END */

 /**

  * A base delegating implementation of {@link ResultSet}.

  * <p>

  * All of the methods from the {@link ResultSet} interface

  * simply call the corresponding method on the "delegate"

  * provided in my constructor.

  * <p>

  * Extends AbandonedTrace to implement result set tracking and

  * logging of code which created the ResultSet. Tracking the

  * ResultSet ensures that the Statment which created it can

  * close any open ResultSet's on Statement close.

  *

  * @author Glenn L. Nielsen

  * @author James House

  * @author Dirk Verbeeck

  * @version $Revision: 1023401 $ $Date: 2010-10-16 21:54:24 -0400 (Sat, 16 Oct 2010) $

  */

 public class DelegatingResultSet extends AbandonedTrace implements ResultSet {

     /** My delegate. **/

     private ResultSet _res;

     /** The Statement that created me, if any. **/

     private Statement _stmt;

     /** The Connection that created me, if any. **/

     private Connection _conn;

     /**

      * Create a wrapper for the ResultSet which traces this

      * ResultSet to the Statement which created it and the

      * code which created it.

      *

      * @param stmt Statement which created this ResultSet

      * @param res ResultSet to wrap

      */

     public DelegatingResultSet(Statement stmt, ResultSet res) {

         super((AbandonedTrace)stmt);

         this._stmt = stmt;

         this._res = res;

     }

     /**

      * Create a wrapper for the ResultSet which traces this

      * ResultSet to the Connection which created it (via, for

      * example DatabaseMetadata, and the code which created it.

      *

      * @param conn Connection which created this ResultSet

      * @param res ResultSet to wrap

      */

     public DelegatingResultSet(Connection conn, ResultSet res) {

         super((AbandonedTrace)conn);

         this._conn = conn;

         this._res = res;

     }

     public static ResultSet wrapResultSet(Statement stmt, ResultSet rset) {

         if(null == rset) {

             return null;

         } else {

             return new DelegatingResultSet(stmt,rset);

         }

     }

     public static ResultSet wrapResultSet(Connection conn, ResultSet rset) {

         if(null == rset) {

             return null;

         } else {

             return new DelegatingResultSet(conn,rset);

         }

     }

     public ResultSet getDelegate() {

         return _res;

     }

     public boolean equals(Object obj) {

         ResultSet delegate = getInnermostDelegate();

         if (delegate == null) {

             return false;

         }

         if (obj instanceof DelegatingResultSet) {

             DelegatingResultSet s = (DelegatingResultSet) obj;

             return delegate.equals(s.getInnermostDelegate());

         }

         else {

             return delegate.equals(obj);

         }

     }

     public int hashCode() {

         Object obj = getInnermostDelegate();

         if (obj == null) {

             return 0;

         }

         return obj.hashCode();

     }

     /**

      * If my underlying {@link ResultSet} is not a

      * <tt>DelegatingResultSet</tt>, returns it,

      * otherwise recursively invokes this method on

      * my delegate.

      * <p>

      * Hence this method will return the first

      * delegate that is not a <tt>DelegatingResultSet</tt>,

      * or <tt>null</tt> when no non-<tt>DelegatingResultSet</tt>

      * delegate can be found by transversing this chain.

      * <p>

      * This method is useful when you may have nested

      * <tt>DelegatingResultSet</tt>s, and you want to make

      * sure to obtain a "genuine" {@link ResultSet}.

      */

     public ResultSet getInnermostDelegate() {

         ResultSet r = _res;

         while(r != null && r instanceof DelegatingResultSet) {

             r = ((DelegatingResultSet)r).getDelegate();

             if(this == r) {

                 return null;

             }

         }

         return r;

     }

     public Statement getStatement() throws SQLException {

         return _stmt;

     }

     /**

      * Wrapper for close of ResultSet which removes this

      * result set from being traced then calls close on

      * the original ResultSet.

      */

     public void close() throws SQLException {

         try {

             if(_stmt != null) {

                 ((AbandonedTrace)_stmt).removeTrace(this);

                 _stmt = null;

             }

             if(_conn != null) {

                 ((AbandonedTrace)_conn).removeTrace(this);

                 _conn = null;

             }

             _res.close();

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     protected void handleException(SQLException e) throws SQLException {

         if ((_stmt != null) && (_stmt instanceof DelegatingStatement)) {

             ((DelegatingStatement)_stmt).handleException(e);

         }

         else if ((_conn != null) && (_conn instanceof DelegatingConnection)) {

             ((DelegatingConnection)_conn).handleException(e);

         }

         else {

             throw e;

         }

     }

     public boolean next() throws SQLException 

     { try { return _res.next(); } catch (SQLException e) { handleException(e); return false; } }

     public boolean wasNull() throws SQLException

     { try { return _res.wasNull(); } catch (SQLException e) { handleException(e); return false; } }

     public String getString(int columnIndex) throws SQLException

     { try { return _res.getString(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public boolean getBoolean(int columnIndex) throws SQLException

     { try { return _res.getBoolean(columnIndex); } catch (SQLException e) { handleException(e); return false; } }

     public byte getByte(int columnIndex) throws SQLException

     { try { return _res.getByte(columnIndex); } catch (SQLException e) { handleException(e); return 0; } }

     public short getShort(int columnIndex) throws SQLException

     { try { return _res.getShort(columnIndex); } catch (SQLException e) { handleException(e); return 0; } }

     public int getInt(int columnIndex) throws SQLException

     { try { return _res.getInt(columnIndex); } catch (SQLException e) { handleException(e); return 0; } }

     public long getLong(int columnIndex) throws SQLException

     { try { return _res.getLong(columnIndex); } catch (SQLException e) { handleException(e); return 0; } }

     public float getFloat(int columnIndex) throws SQLException

     { try { return _res.getFloat(columnIndex); } catch (SQLException e) { handleException(e); return 0; } }

     public double getDouble(int columnIndex) throws SQLException

     { try { return _res.getDouble(columnIndex); } catch (SQLException e) { handleException(e); return 0; } }

     /** @deprecated */

     public BigDecimal getBigDecimal(int columnIndex, int scale) throws SQLException

     { try { return _res.getBigDecimal(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public byte[] getBytes(int columnIndex) throws SQLException

     { try { return _res.getBytes(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public Date getDate(int columnIndex) throws SQLException

     { try { return _res.getDate(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public Time getTime(int columnIndex) throws SQLException

     { try { return _res.getTime(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public Timestamp getTimestamp(int columnIndex) throws SQLException

     { try { return _res.getTimestamp(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public InputStream getAsciiStream(int columnIndex) throws SQLException

     { try { return _res.getAsciiStream(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     /** @deprecated */

     public InputStream getUnicodeStream(int columnIndex) throws SQLException

     { try { return _res.getUnicodeStream(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public InputStream getBinaryStream(int columnIndex) throws SQLException

     { try { return _res.getBinaryStream(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public String getString(String columnName) throws SQLException

     { try { return _res.getString(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public boolean getBoolean(String columnName) throws SQLException

     { try { return _res.getBoolean(columnName); } catch (SQLException e) { handleException(e); return false; } }

     public byte getByte(String columnName) throws SQLException

     { try { return _res.getByte(columnName); } catch (SQLException e) { handleException(e); return 0; } }

     public short getShort(String columnName) throws SQLException

     { try { return _res.getShort(columnName); } catch (SQLException e) { handleException(e); return 0; } }

     public int getInt(String columnName) throws SQLException

     { try { return _res.getInt(columnName); } catch (SQLException e) { handleException(e); return 0; } }

     public long getLong(String columnName) throws SQLException

     { try { return _res.getLong(columnName); } catch (SQLException e) { handleException(e); return 0; } }

     public float getFloat(String columnName) throws SQLException

     { try { return _res.getFloat(columnName); } catch (SQLException e) { handleException(e); return 0; } }

     public double getDouble(String columnName) throws SQLException

     { try { return _res.getDouble(columnName); } catch (SQLException e) { handleException(e); return 0; } }

     /** @deprecated */

     public BigDecimal getBigDecimal(String columnName, int scale) throws SQLException

     { try { return _res.getBigDecimal(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public byte[] getBytes(String columnName) throws SQLException

     { try { return _res.getBytes(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public Date getDate(String columnName) throws SQLException

     { try { return _res.getDate(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public Time getTime(String columnName) throws SQLException

     { try { return _res.getTime(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public Timestamp getTimestamp(String columnName) throws SQLException

     { try { return _res.getTimestamp(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public InputStream getAsciiStream(String columnName) throws SQLException

     { try { return _res.getAsciiStream(columnName); } catch (SQLException e) { handleException(e); return null; } }

     /** @deprecated */

     public InputStream getUnicodeStream(String columnName) throws SQLException

     { try { return _res.getUnicodeStream(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public InputStream getBinaryStream(String columnName) throws SQLException

     { try { return _res.getBinaryStream(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public SQLWarning getWarnings() throws SQLException

     { try { return _res.getWarnings(); } catch (SQLException e) { handleException(e); return null; } }

     public void clearWarnings() throws SQLException

     { try { _res.clearWarnings(); } catch (SQLException e) { handleException(e); } }

     public String getCursorName() throws SQLException

     { try { return _res.getCursorName(); } catch (SQLException e) { handleException(e); return null; } }

     public ResultSetMetaData getMetaData() throws SQLException

     { try { return _res.getMetaData(); } catch (SQLException e) { handleException(e); return null; } }

     public Object getObject(int columnIndex) throws SQLException

     { try { return _res.getObject(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public Object getObject(String columnName) throws SQLException

     { try { return _res.getObject(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public int findColumn(String columnName) throws SQLException

     { try { return _res.findColumn(columnName); } catch (SQLException e) { handleException(e); return 0; } }

     public Reader getCharacterStream(int columnIndex) throws SQLException

     { try { return _res.getCharacterStream(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public Reader getCharacterStream(String columnName) throws SQLException

     { try { return _res.getCharacterStream(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public BigDecimal getBigDecimal(int columnIndex) throws SQLException

     { try { return _res.getBigDecimal(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public BigDecimal getBigDecimal(String columnName) throws SQLException

     { try { return _res.getBigDecimal(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public boolean isBeforeFirst() throws SQLException

     { try { return _res.isBeforeFirst(); } catch (SQLException e) { handleException(e); return false; } }

     public boolean isAfterLast() throws SQLException

     { try { return _res.isAfterLast(); } catch (SQLException e) { handleException(e); return false; } }

     public boolean isFirst() throws SQLException

     { try { return _res.isFirst(); } catch (SQLException e) { handleException(e); return false; } }

     public boolean isLast() throws SQLException

     { try { return _res.isLast(); } catch (SQLException e) { handleException(e); return false; } }

     public void beforeFirst() throws SQLException

     { try { _res.beforeFirst(); } catch (SQLException e) { handleException(e); } }

     public void afterLast() throws SQLException

     { try { _res.afterLast(); } catch (SQLException e) { handleException(e); } }

     public boolean first() throws SQLException

     { try { return _res.first(); } catch (SQLException e) { handleException(e); return false; } }

     public boolean last() throws SQLException

     { try { return _res.last(); } catch (SQLException e) { handleException(e); return false; } }

     public int getRow() throws SQLException

     { try { return _res.getRow(); } catch (SQLException e) { handleException(e); return 0; } }

     public boolean absolute(int row) throws SQLException

     { try { return _res.absolute(row); } catch (SQLException e) { handleException(e); return false; } }

     public boolean relative(int rows) throws SQLException

     { try { return _res.relative(rows); } catch (SQLException e) { handleException(e); return false; } }

     public boolean previous() throws SQLException

     { try { return _res.previous(); } catch (SQLException e) { handleException(e); return false; } }

     public void setFetchDirection(int direction) throws SQLException

     { try { _res.setFetchDirection(direction); } catch (SQLException e) { handleException(e); } }

     public int getFetchDirection() throws SQLException

     { try { return _res.getFetchDirection(); } catch (SQLException e) { handleException(e); return 0; } }

     public void setFetchSize(int rows) throws SQLException

     { try { _res.setFetchSize(rows); } catch (SQLException e) { handleException(e); } }

     public int getFetchSize() throws SQLException

     { try { return _res.getFetchSize(); } catch (SQLException e) { handleException(e); return 0; } }

     public int getType() throws SQLException

     { try { return _res.getType(); } catch (SQLException e) { handleException(e); return 0; } }

     public int getConcurrency() throws SQLException

     { try { return _res.getConcurrency(); } catch (SQLException e) { handleException(e); return 0; } }

     public boolean rowUpdated() throws SQLException

     { try { return _res.rowUpdated(); } catch (SQLException e) { handleException(e); return false; } }

     public boolean rowInserted() throws SQLException

     { try { return _res.rowInserted(); } catch (SQLException e) { handleException(e); return false; } }

     public boolean rowDeleted() throws SQLException

     { try { return _res.rowDeleted(); } catch (SQLException e) { handleException(e); return false; } }

     public void updateNull(int columnIndex) throws SQLException

     { try { _res.updateNull(columnIndex); } catch (SQLException e) { handleException(e); } }

     public void updateBoolean(int columnIndex, boolean x) throws SQLException

     { try { _res.updateBoolean(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateByte(int columnIndex, byte x) throws SQLException

     { try { _res.updateByte(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateShort(int columnIndex, short x) throws SQLException

     { try { _res.updateShort(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateInt(int columnIndex, int x) throws SQLException

     { try { _res.updateInt(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateLong(int columnIndex, long x) throws SQLException

     { try { _res.updateLong(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateFloat(int columnIndex, float x) throws SQLException

     { try { _res.updateFloat(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateDouble(int columnIndex, double x) throws SQLException

     { try { _res.updateDouble(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateBigDecimal(int columnIndex, BigDecimal x) throws SQLException

     { try { _res.updateBigDecimal(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateString(int columnIndex, String x) throws SQLException

     { try { _res.updateString(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateBytes(int columnIndex, byte[] x) throws SQLException

     { try { _res.updateBytes(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateDate(int columnIndex, Date x) throws SQLException

     { try { _res.updateDate(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateTime(int columnIndex, Time x) throws SQLException

     { try { _res.updateTime(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateTimestamp(int columnIndex, Timestamp x) throws SQLException

     { try { _res.updateTimestamp(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateAsciiStream(int columnIndex, InputStream x, int length) throws SQLException

     { try { _res.updateAsciiStream(columnIndex, x, length); } catch (SQLException e) { handleException(e); } }

     public void updateBinaryStream(int columnIndex, InputStream x, int length) throws SQLException

     { try { _res.updateBinaryStream(columnIndex, x, length); } catch (SQLException e) { handleException(e); } }

     public void updateCharacterStream(int columnIndex, Reader x, int length) throws SQLException

     { try { _res.updateCharacterStream(columnIndex, x, length); } catch (SQLException e) { handleException(e); } }

     public void updateObject(int columnIndex, Object x, int scale) throws SQLException

     { try { _res.updateObject(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateObject(int columnIndex, Object x) throws SQLException

     { try { _res.updateObject(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateNull(String columnName) throws SQLException

     { try { _res.updateNull(columnName); } catch (SQLException e) { handleException(e); } }

     public void updateBoolean(String columnName, boolean x) throws SQLException

     { try { _res.updateBoolean(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateByte(String columnName, byte x) throws SQLException

     { try { _res.updateByte(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateShort(String columnName, short x) throws SQLException

     { try { _res.updateShort(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateInt(String columnName, int x) throws SQLException

     { try { _res.updateInt(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateLong(String columnName, long x) throws SQLException

     { try { _res.updateLong(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateFloat(String columnName, float x) throws SQLException

     { try { _res.updateFloat(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateDouble(String columnName, double x) throws SQLException

     { try { _res.updateDouble(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateBigDecimal(String columnName, BigDecimal x) throws SQLException

     { try { _res.updateBigDecimal(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateString(String columnName, String x) throws SQLException

     { try { _res.updateString(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateBytes(String columnName, byte[] x) throws SQLException

     { try { _res.updateBytes(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateDate(String columnName, Date x) throws SQLException

     { try { _res.updateDate(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateTime(String columnName, Time x) throws SQLException

     { try { _res.updateTime(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateTimestamp(String columnName, Timestamp x) throws SQLException

     { try { _res.updateTimestamp(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateAsciiStream(String columnName, InputStream x, int length) throws SQLException

     { try { _res.updateAsciiStream(columnName, x, length); } catch (SQLException e) { handleException(e); } }

     public void updateBinaryStream(String columnName, InputStream x, int length) throws SQLException

     { try { _res.updateBinaryStream(columnName, x, length); } catch (SQLException e) { handleException(e); } }

     public void updateCharacterStream(String columnName, Reader reader, int length) throws SQLException

     { try { _res.updateCharacterStream(columnName, reader, length); } catch (SQLException e) { handleException(e); } }

     public void updateObject(String columnName, Object x, int scale) throws SQLException

     { try { _res.updateObject(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateObject(String columnName, Object x) throws SQLException

     { try { _res.updateObject(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void insertRow() throws SQLException

     { try { _res.insertRow(); } catch (SQLException e) { handleException(e); } }

     public void updateRow() throws SQLException

     { try { _res.updateRow(); } catch (SQLException e) { handleException(e); } }

     public void deleteRow() throws SQLException

     { try { _res.deleteRow(); } catch (SQLException e) { handleException(e); } }

     public void refreshRow() throws SQLException

     { try { _res.refreshRow(); } catch (SQLException e) { handleException(e); } }

     public void cancelRowUpdates() throws SQLException

     { try { _res.cancelRowUpdates(); } catch (SQLException e) { handleException(e); } }

     public void moveToInsertRow() throws SQLException

     { try { _res.moveToInsertRow(); } catch (SQLException e) { handleException(e); } }

     public void moveToCurrentRow() throws SQLException

     { try { _res.moveToCurrentRow(); } catch (SQLException e) { handleException(e); } }

     public Object getObject(int i, Map map) throws SQLException

     { try { return _res.getObject(i, map); } catch (SQLException e) { handleException(e); return null; } }

     public Ref getRef(int i) throws SQLException

     { try { return _res.getRef(i); } catch (SQLException e) { handleException(e); return null; } }

     public Blob getBlob(int i) throws SQLException

     { try { return _res.getBlob(i); } catch (SQLException e) { handleException(e); return null; } }

     public Clob getClob(int i) throws SQLException

     { try { return _res.getClob(i); } catch (SQLException e) { handleException(e); return null; } }

     public Array getArray(int i) throws SQLException

     { try { return _res.getArray(i); } catch (SQLException e) { handleException(e); return null; } }

     public Object getObject(String colName, Map map) throws SQLException

     { try { return _res.getObject(colName, map); } catch (SQLException e) { handleException(e); return null; } }

     public Ref getRef(String colName) throws SQLException

     { try { return _res.getRef(colName); } catch (SQLException e) { handleException(e); return null; } }

     public Blob getBlob(String colName) throws SQLException

     { try { return _res.getBlob(colName); } catch (SQLException e) { handleException(e); return null; } }

     public Clob getClob(String colName) throws SQLException

     { try { return _res.getClob(colName); } catch (SQLException e) { handleException(e); return null; } }

     public Array getArray(String colName) throws SQLException

     { try { return _res.getArray(colName); } catch (SQLException e) { handleException(e); return null; } }

     public Date getDate(int columnIndex, Calendar cal) throws SQLException

     { try { return _res.getDate(columnIndex, cal); } catch (SQLException e) { handleException(e); return null; } }

     public Date getDate(String columnName, Calendar cal) throws SQLException

     { try { return _res.getDate(columnName, cal); } catch (SQLException e) { handleException(e); return null; } }

     public Time getTime(int columnIndex, Calendar cal) throws SQLException

     { try { return _res.getTime(columnIndex, cal); } catch (SQLException e) { handleException(e); return null; } }

     public Time getTime(String columnName, Calendar cal) throws SQLException

     { try { return _res.getTime(columnName, cal); } catch (SQLException e) { handleException(e); return null; } }

     public Timestamp getTimestamp(int columnIndex, Calendar cal) throws SQLException

     { try { return _res.getTimestamp(columnIndex, cal); } catch (SQLException e) { handleException(e); return null; } }

     public Timestamp getTimestamp(String columnName, Calendar cal) throws SQLException

     { try { return _res.getTimestamp(columnName, cal); } catch (SQLException e) { handleException(e); return null; } }

     public java.net.URL getURL(int columnIndex) throws SQLException

     { try { return _res.getURL(columnIndex); } catch (SQLException e) { handleException(e); return null; } }

     public java.net.URL getURL(String columnName) throws SQLException

     { try { return _res.getURL(columnName); } catch (SQLException e) { handleException(e); return null; } }

     public void updateRef(int columnIndex, java.sql.Ref x) throws SQLException

     { try { _res.updateRef(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateRef(String columnName, java.sql.Ref x) throws SQLException

     { try { _res.updateRef(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateBlob(int columnIndex, java.sql.Blob x) throws SQLException

     { try { _res.updateBlob(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateBlob(String columnName, java.sql.Blob x) throws SQLException

     { try { _res.updateBlob(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateClob(int columnIndex, java.sql.Clob x) throws SQLException

     { try { _res.updateClob(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateClob(String columnName, java.sql.Clob x) throws SQLException

     { try { _res.updateClob(columnName, x); } catch (SQLException e) { handleException(e); } }

     public void updateArray(int columnIndex, java.sql.Array x) throws SQLException

     { try { _res.updateArray(columnIndex, x); } catch (SQLException e) { handleException(e); } }

     public void updateArray(String columnName, java.sql.Array x) throws SQLException

     { try { _res.updateArray(columnName, x); } catch (SQLException e) { handleException(e); } }

 /* JDBC_4_ANT_KEY_BEGIN */

     public boolean isWrapperFor(Class<?> iface) throws SQLException {

         return iface.isAssignableFrom(getClass()) || _res.isWrapperFor(iface);

     }

     public <T> T unwrap(Class<T> iface) throws SQLException {

         if (iface.isAssignableFrom(getClass())) {

             return iface.cast(this);

         } else if (iface.isAssignableFrom(_res.getClass())) {

             return iface.cast(_res);

         } else {

             return _res.unwrap(iface);

         }

     }

     public RowId getRowId(int columnIndex) throws SQLException {

         try {

             return _res.getRowId(columnIndex);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public RowId getRowId(String columnLabel) throws SQLException {

         try {

             return _res.getRowId(columnLabel);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public void updateRowId(int columnIndex, RowId value) throws SQLException {

         try {

             _res.updateRowId(columnIndex, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateRowId(String columnLabel, RowId value) throws SQLException {

         try {

             _res.updateRowId(columnLabel, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public int getHoldability() throws SQLException {

         try {

             return _res.getHoldability();

         }

         catch (SQLException e) {

             handleException(e);

             return 0;

         }

     }

     public boolean isClosed() throws SQLException {

         try {

             return _res.isClosed();

         }

         catch (SQLException e) {

             handleException(e);

             return false;

         }

     }

     public void updateNString(int columnIndex, String value) throws SQLException {

         try {

             _res.updateNString(columnIndex, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNString(String columnLabel, String value) throws SQLException {

         try {

             _res.updateNString(columnLabel, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNClob(int columnIndex, NClob value) throws SQLException {

         try {

             _res.updateNClob(columnIndex, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNClob(String columnLabel, NClob value) throws SQLException {

         try {

             _res.updateNClob(columnLabel, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public NClob getNClob(int columnIndex) throws SQLException {

         try {

             return _res.getNClob(columnIndex);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public NClob getNClob(String columnLabel) throws SQLException {

         try {

             return _res.getNClob(columnLabel);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public SQLXML getSQLXML(int columnIndex) throws SQLException {

         try {

             return _res.getSQLXML(columnIndex);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public SQLXML getSQLXML(String columnLabel) throws SQLException {

         try {

             return _res.getSQLXML(columnLabel);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public void updateSQLXML(int columnIndex, SQLXML value) throws SQLException {

         try {

             _res.updateSQLXML(columnIndex, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateSQLXML(String columnLabel, SQLXML value) throws SQLException {

         try {

             _res.updateSQLXML(columnLabel, value);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public String getNString(int columnIndex) throws SQLException {

         try {

             return _res.getNString(columnIndex);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public String getNString(String columnLabel) throws SQLException {

         try {

             return _res.getNString(columnLabel);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public Reader getNCharacterStream(int columnIndex) throws SQLException {

         try {

             return _res.getNCharacterStream(columnIndex);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public Reader getNCharacterStream(String columnLabel) throws SQLException {

         try {

             return _res.getNCharacterStream(columnLabel);

         }

         catch (SQLException e) {

             handleException(e);

             return null;

         }

     }

     public void updateNCharacterStream(int columnIndex, Reader reader, long length) throws SQLException {

         try {

             _res.updateNCharacterStream(columnIndex, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNCharacterStream(String columnLabel, Reader reader, long length) throws SQLException {

         try {

             _res.updateNCharacterStream(columnLabel, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateAsciiStream(int columnIndex, InputStream inputStream, long length) throws SQLException {

         try {

             _res.updateAsciiStream(columnIndex, inputStream, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBinaryStream(int columnIndex, InputStream inputStream, long length) throws SQLException {

         try {

             _res.updateBinaryStream(columnIndex, inputStream, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateCharacterStream(int columnIndex, Reader reader, long length) throws SQLException {

         try {

             _res.updateCharacterStream(columnIndex, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateAsciiStream(String columnLabel, InputStream inputStream, long length) throws SQLException {

         try {

             _res.updateAsciiStream(columnLabel, inputStream, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBinaryStream(String columnLabel, InputStream inputStream, long length) throws SQLException {

         try {

             _res.updateBinaryStream(columnLabel, inputStream, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateCharacterStream(String columnLabel, Reader reader, long length) throws SQLException {

         try {

             _res.updateCharacterStream(columnLabel, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBlob(int columnIndex, InputStream inputStream, long length) throws SQLException {

         try {

             _res.updateBlob(columnIndex, inputStream, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBlob(String columnLabel, InputStream inputStream, long length) throws SQLException {

         try {

             _res.updateBlob(columnLabel, inputStream, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateClob(int columnIndex, Reader reader, long length) throws SQLException {

         try {

             _res.updateClob(columnIndex, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateClob(String columnLabel, Reader reader, long length) throws SQLException {

         try {

             _res.updateClob(columnLabel, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNClob(int columnIndex, Reader reader, long length) throws SQLException {

         try {

             _res.updateNClob(columnIndex, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNClob(String columnLabel, Reader reader, long length) throws SQLException {

         try {

             _res.updateNClob(columnLabel, reader, length);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNCharacterStream(int columnIndex, Reader reader) throws SQLException {

         try {

             _res.updateNCharacterStream(columnIndex, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNCharacterStream(String columnLabel, Reader reader) throws SQLException {

         try {

             _res.updateNCharacterStream(columnLabel, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateAsciiStream(int columnIndex, InputStream inputStream) throws SQLException {

         try {

             _res.updateAsciiStream(columnIndex, inputStream);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBinaryStream(int columnIndex, InputStream inputStream) throws SQLException {

         try {

             _res.updateBinaryStream(columnIndex, inputStream);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateCharacterStream(int columnIndex, Reader reader) throws SQLException {

         try {

             _res.updateCharacterStream(columnIndex, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateAsciiStream(String columnLabel, InputStream inputStream) throws SQLException {

         try {

             _res.updateAsciiStream(columnLabel, inputStream);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBinaryStream(String columnLabel, InputStream inputStream) throws SQLException {

         try {

             _res.updateBinaryStream(columnLabel, inputStream);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateCharacterStream(String columnLabel, Reader reader) throws SQLException {

         try {

             _res.updateCharacterStream(columnLabel, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBlob(int columnIndex, InputStream inputStream) throws SQLException {

         try {

             _res.updateBlob(columnIndex, inputStream);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateBlob(String columnLabel, InputStream inputStream) throws SQLException {

         try {

             _res.updateBlob(columnLabel, inputStream);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateClob(int columnIndex, Reader reader) throws SQLException {

         try {

             _res.updateClob(columnIndex, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateClob(String columnLabel, Reader reader) throws SQLException {

         try {

             _res.updateClob(columnLabel, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNClob(int columnIndex, Reader reader) throws SQLException {

         try {

             _res.updateNClob(columnIndex, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

     public void updateNClob(String columnLabel, Reader reader) throws SQLException {

         try {

             _res.updateNClob(columnLabel, reader);

         }

         catch (SQLException e) {

             handleException(e);

         }

     }

 /* JDBC_4_ANT_KEY_END */

 }