net.incongru.wiseio
Class ClosingIO<T extends java.io.Closeable>

java.lang.Object
  net.incongru.wiseio.ClosingIO<T>

All Implemented Interfaces:

IO<T>

Direct Known Subclasses:

Output

public class ClosingIO<T extends java.io.Closeable>
extends java.lang.Object
implements IO<T>

Executes an operation, closes the stream, wraps exceptions as needed.

Version:

$Revision: $ ($Author: $)

Author:

gjoseph

Constructor Summary

ClosingIO(T flow, IOOperation op)

Method Summary

protected java.io.IOException	cleanupAndProcessException(java.io.IOException e, T flow) Do your business here.
void	exec()
protected void	exec(T flow, IOOperation op)
IO<T>	withoutClose()

Methods inherited from class java.lang.Object

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

Constructor Detail

ClosingIO

public ClosingIO(T flow,
                 IOOperation op)

Method Detail

withoutClose

public IO<T> withoutClose()

exec

public void exec()
          throws java.io.IOException

Specified by:

exec in interface IO<T extends java.io.Closeable>

Throws:

java.io.IOException

exec

protected void exec(T flow,
                    IOOperation op)
             throws java.io.IOException

Throws:

java.io.IOException

cleanupAndProcessException

protected java.io.IOException cleanupAndProcessException(java.io.IOException e,
                                                         T flow)

Do your business here. Since the flow is created outside the scope of the ClosingIO instance, you have access to it, we don't need to pass it around.