org.apache.tomcat.jdbc.pool
Class ConnectionPool.ConnectionFuture

java.lang.Object
  org.apache.tomcat.jdbc.pool.ConnectionPool.ConnectionFuture

All Implemented Interfaces:

java.lang.Runnable, java.util.concurrent.Future<java.sql.Connection>

Enclosing class:

ConnectionPool

protected class ConnectionPool.ConnectionFuture
extends java.lang.Object
implements java.util.concurrent.Future<java.sql.Connection>, java.lang.Runnable

Tread safe wrapper around a future for the regular queue This one retrieves the pooled connection object and performs the initialization according to interceptors and validation rules. This class is thread safe and is cancellable

Author:

fhanik

Constructor Summary

ConnectionPool.ConnectionFuture(java.util.concurrent.Future<PooledConnection> pcf)

ConnectionPool.ConnectionFuture(PooledConnection pc)

Method Summary

boolean	cancel(boolean mayInterruptIfRunning)
java.sql.Connection	get()
java.sql.Connection	get(long timeout, java.util.concurrent.TimeUnit unit)
boolean	isCancelled()
boolean	isDone()
void	run() run method to be executed when cancelled by an executor

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionPool.ConnectionFuture

public ConnectionPool.ConnectionFuture(java.util.concurrent.Future<PooledConnection> pcf)

ConnectionPool.ConnectionFuture

public ConnectionPool.ConnectionFuture(PooledConnection pc)
                                throws java.sql.SQLException

Throws:

java.sql.SQLException

Method Detail

cancel

public boolean cancel(boolean mayInterruptIfRunning)

Specified by:

cancel in interface java.util.concurrent.Future<java.sql.Connection>

get

public java.sql.Connection get()
                        throws java.lang.InterruptedException,
                               java.util.concurrent.ExecutionException

Specified by:

get in interface java.util.concurrent.Future<java.sql.Connection>

Throws:

java.lang.InterruptedException

java.util.concurrent.ExecutionException

get

public java.sql.Connection get(long timeout,
                               java.util.concurrent.TimeUnit unit)
                        throws java.lang.InterruptedException,
                               java.util.concurrent.ExecutionException,
                               java.util.concurrent.TimeoutException

Specified by:

get in interface java.util.concurrent.Future<java.sql.Connection>

Throws:

java.lang.InterruptedException

java.util.concurrent.ExecutionException

java.util.concurrent.TimeoutException

isCancelled

public boolean isCancelled()

Specified by:

isCancelled in interface java.util.concurrent.Future<java.sql.Connection>

isDone

public boolean isDone()

Specified by:

isDone in interface java.util.concurrent.Future<java.sql.Connection>

run

public void run()

run method to be executed when cancelled by an executor

Specified by:

run in interface java.lang.Runnable