org.mmbase.module.database
Class ConnectionWrapper

java.lang.Object
  org.mmbase.module.database.ConnectionWrapper

All Implemented Interfaces:

Connection

Direct Known Subclasses:

MultiConnection

public abstract class ConnectionWrapper

extends Object

implements Connection

Wraps a java.sql.Connection object. Extendsing this makes it possible to intercept calls.

Since:

MMBase-1.8

Version:

$Id: ConnectionWrapper.java,v 1.2 2005/12/24 11:35:45 michiel Exp $

Author:

Michiel Meeuwissen

Field Summary

protected Connection

con The wrapped connection

Fields inherited from interface java.sql.Connection

TRANSACTION_NONE, TRANSACTION_READ_COMMITTED, TRANSACTION_READ_UNCOMMITTED, TRANSACTION_REPEATABLE_READ, TRANSACTION_SERIALIZABLE

Constructor Summary

ConnectionWrapper(Connection c)

Method Summary

void	clearWarnings()
void	close()
void	commit()
Statement	createStatement()
Statement	createStatement(int resultSetType, int resultSetConcurrency)
Statement	createStatement(int type, int concurrency, int holdability)
boolean	getAutoCommit()
String	getCatalog()
int	getHoldability()
DatabaseMetaData	getMetaData()
int	getTransactionIsolation()
Map	getTypeMap()
SQLWarning	getWarnings()
boolean	isClosed()
boolean	isReadOnly()
String	nativeSQL(String query)
CallableStatement	prepareCall(String sql)
CallableStatement	prepareCall(String sql, int i, int y)
CallableStatement	prepareCall(String sql, int type, int concurrency, int holdability)
PreparedStatement	prepareStatement(String sql)
PreparedStatement	prepareStatement(String sql, int autoGeneratedKeys)
PreparedStatement	prepareStatement(String sql, int[] columnIndexes)
PreparedStatement	prepareStatement(String sql, int i, int y)
PreparedStatement	prepareStatement(String sql, int type, int concurrency, int holdability)
PreparedStatement	prepareStatement(String sql, String[] columnNames)
void	releaseSavepoint(Savepoint savepoint)
void	rollback()
void	rollback(Savepoint savepoint)
void	setAutoCommit(boolean enableAutoCommit)
void	setCatalog(String catalog)
void	setHoldability(int holdability)
protected void	setLastSQL(String sql) Called just before every prepare statement.
void	setReadOnly(boolean readOnly)
Savepoint	setSavepoint()
Savepoint	setSavepoint(String name)
void	setTransactionIsolation(int level)
void	setTypeMap(Map mp)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

con

protected Connection con

The wrapped connection

Constructor Detail

ConnectionWrapper

public ConnectionWrapper(Connection c)

Method Detail

setLastSQL

protected void setLastSQL(String sql)

Called just before every prepare statement. Can be overridden, because this default implementation is empty.

createStatement

public Statement createStatement()
                          throws SQLException

Specified by:

createStatement in interface Connection

Throws:

SQLException

createStatement

public Statement createStatement(int resultSetType,
                                 int resultSetConcurrency)
                          throws SQLException

Specified by:

createStatement in interface Connection

Throws:

SQLException

createStatement

public Statement createStatement(int type,
                                 int concurrency,
                                 int holdability)
                          throws SQLException

Specified by:

createStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
                                          int autoGeneratedKeys)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
                                          int[] columnIndexes)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
                                          String[] columnNames)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
                                          int type,
                                          int concurrency,
                                          int holdability)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareCall

public CallableStatement prepareCall(String sql)
                              throws SQLException

Specified by:

prepareCall in interface Connection

Throws:

SQLException

nativeSQL

public String nativeSQL(String query)
                 throws SQLException

Specified by:

nativeSQL in interface Connection

Throws:

SQLException

setAutoCommit

public void setAutoCommit(boolean enableAutoCommit)
                   throws SQLException

Specified by:

setAutoCommit in interface Connection

Throws:

SQLException

getAutoCommit

public boolean getAutoCommit()
                      throws SQLException

Specified by:

getAutoCommit in interface Connection

Throws:

SQLException

commit

public void commit()
            throws SQLException

Specified by:

commit in interface Connection

Throws:

SQLException

rollback

public void rollback()
              throws SQLException

Specified by:

rollback in interface Connection

Throws:

SQLException

close

public void close()
           throws SQLException

Specified by:

close in interface Connection

Throws:

SQLException

isClosed

public boolean isClosed()
                 throws SQLException

Specified by:

isClosed in interface Connection

Throws:

SQLException

getMetaData

public DatabaseMetaData getMetaData()
                             throws SQLException

Specified by:

getMetaData in interface Connection

Throws:

SQLException

setReadOnly

public void setReadOnly(boolean readOnly)
                 throws SQLException

Specified by:

setReadOnly in interface Connection

Throws:

SQLException

isReadOnly

public boolean isReadOnly()
                   throws SQLException

Specified by:

isReadOnly in interface Connection

Throws:

SQLException

setCatalog

public void setCatalog(String catalog)
                throws SQLException

Specified by:

setCatalog in interface Connection

Throws:

SQLException

getCatalog

public String getCatalog()
                  throws SQLException

Specified by:

getCatalog in interface Connection

Throws:

SQLException

setTransactionIsolation

public void setTransactionIsolation(int level)
                             throws SQLException

Specified by:

setTransactionIsolation in interface Connection

Throws:

SQLException

getTransactionIsolation

public int getTransactionIsolation()
                            throws SQLException

Specified by:

getTransactionIsolation in interface Connection

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:

getWarnings in interface Connection

Throws:

SQLException

clearWarnings

public void clearWarnings()
                   throws SQLException

Specified by:

clearWarnings in interface Connection

Throws:

SQLException

prepareCall

public CallableStatement prepareCall(String sql,
                                     int i,
                                     int y)
                              throws SQLException

Specified by:

prepareCall in interface Connection

Throws:

SQLException

setTypeMap

public void setTypeMap(Map mp)
                throws SQLException

Specified by:

setTypeMap in interface Connection

Throws:

SQLException

getTypeMap

public Map getTypeMap()
               throws SQLException

Specified by:

getTypeMap in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
                                          int i,
                                          int y)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

setHoldability

public void setHoldability(int holdability)
                    throws SQLException

Specified by:

setHoldability in interface Connection

Throws:

SQLException

getHoldability

public int getHoldability()
                   throws SQLException

Specified by:

getHoldability in interface Connection

Throws:

SQLException

setSavepoint

public Savepoint setSavepoint()
                       throws SQLException

Specified by:

setSavepoint in interface Connection

Throws:

SQLException

setSavepoint

public Savepoint setSavepoint(String name)
                       throws SQLException

Specified by:

setSavepoint in interface Connection

Throws:

SQLException

rollback

public void rollback(Savepoint savepoint)
              throws SQLException

Specified by:

rollback in interface Connection

Throws:

SQLException

releaseSavepoint

public void releaseSavepoint(Savepoint savepoint)
                      throws SQLException

Specified by:

releaseSavepoint in interface Connection

Throws:

SQLException

prepareCall

public CallableStatement prepareCall(String sql,
                                     int type,
                                     int concurrency,
                                     int holdability)
                              throws SQLException

Specified by:

prepareCall in interface Connection

Throws:

SQLException