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Java Source Code / Java Documentation » XML UI » XUI » net.xoetrope.optional.data.sql 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   net.xoetrope.optional.pool.PoolManager
      net.xoetrope.optional.data.sql.ConnectionManager

All known Subclasses:   net.xoetrope.optional.data.sql.NamedConnectionManager,
ConnectionManager
public class ConnectionManager extends PoolManager (Code)
A class that acts as a Connection Pool manager.

Copyright (c) Xoetrope Ltd. 2001-2003

$Revision: 1.2 $


Field Summary
protected static  ConnectionManagerconnMgr
    
protected static  StringdefaultDatabaseUrl
    
protected static  StringdefaultDriverName
    
protected  Stringurluserpassword
    

Constructor Summary
protected  ConnectionManager(String adriver, String aurl, String auser, String apassword, int size)
    

Method Summary
public  ConnectionObjectgetConnection(String connName)
     Gets a connection.
public static  ConnectionManagergetInstance()
    
public  PoolObjectgetNewObject(String connName)
    
public  ConnectionManagerreset(String driver, String url, String userName, String password)
     Gets an instance of the ConnectionManager.

Field Detail
connMgr
protected static ConnectionManager connMgr(Code)



defaultDatabaseUrl
protected static String defaultDatabaseUrl(Code)



defaultDriverName
protected static String defaultDriverName(Code)



urluserpassword
protected String urluserpassword(Code)




Constructor Detail
ConnectionManager
protected ConnectionManager(String adriver, String aurl, String auser, String apassword, int size)(Code)
Constructs a new ConnectionManager, called by getInstance
Parameters:
  adriver - the database driver name
Parameters:
  aurl - the database connection string
Parameters:
  auser - the database user
Parameters:
  apassword - the database password
Parameters:
  size - the initial pool size




Method Detail
getConnection
public ConnectionObject getConnection(String connName) throws SQLException(Code)
Gets a connection.
Parameters:
  connName - the connection name or null if none exists ConnectionObject
throws:
  SQLException -



getInstance
public static ConnectionManager getInstance()(Code)
Gets an instance of the ConnectionManager



getNewObject
public PoolObject getNewObject(String connName) throws SQLException(Code)
Creates a new ConnectionObject, loading the JDBC driver in the process if necessary
Parameters:
  connName - the connection name, ignored for this the defaultconnection manager as only a single instance of the default connection isused.
throws:
  SQLException -



reset
public ConnectionManager reset(String driver, String url, String userName, String password)(Code)
Gets an instance of the ConnectionManager. Any open connections are closed prior to attempting the new connection.



Fields inherited from net.xoetrope.optional.pool.PoolManager
protected Vector objects(Code)(Java Doc)

Methods inherited from net.xoetrope.optional.pool.PoolManager
public synchronized void closeObjects()(Code)(Java Doc)
abstract public PoolObject getNewObject(String name) throws Exception(Code)(Java Doc)
public PoolObject getObject(String name) throws Exception(Code)(Java Doc)
public synchronized void reapObjects()(Code)(Java Doc)
public synchronized void returnObject(PoolObject poolObject)(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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