org.cloudcoder.daemon

Class IOUtil

java.lang.Object

org.cloudcoder.daemon.IOUtil

public class IOUtil
extends java.lang.Object

IO utility methods. In theory we could use commons-io, but I didn't want to have any external dependencies.

Author:

David Hovemeyer

Constructor Summary

Constructors

Constructor and Description
IOUtil()

Method Summary

Modifier and Type	Method and Description
static void	closeQuietly(java.io.Closeable obj) Close a Closeable object, ignoring any IOException that might be thrown.
static void	copy(java.io.InputStream in, java.io.OutputStream out) Copy as much data as possible from given input stream to given output stream.
static void	copy(java.io.InputStream in, java.io.OutputStream out, int sizeIncrement, java.lang.Runnable callback) Copy as much data as possible from given input stream to given output stream, invoking a callback periodically (which could drive a progress bar or other indication of progress.)
static void	copy(java.io.Reader in, java.io.Writer out) Copy as much data as possible from given reader to given writer.

Methods inherited from class java.lang.Object

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

Constructor Detail

IOUtil

public IOUtil()

Method Detail

closeQuietly

public static void closeQuietly(java.io.Closeable obj)

Close a Closeable object, ignoring any IOException that might be thrown.

Parameters:

obj - a Closeable object to close

copy

public static void copy(java.io.InputStream in,
                        java.io.OutputStream out)
                 throws java.io.IOException

Copy as much data as possible from given input stream to given output stream.

Parameters:

in - an InputStream

out - an OutputStream

Throws:

java.io.IOException

copy

public static void copy(java.io.InputStream in,
                        java.io.OutputStream out,
                        int sizeIncrement,
                        java.lang.Runnable callback)
                 throws java.io.IOException

Copy as much data as possible from given input stream to given output stream, invoking a callback periodically (which could drive a progress bar or other indication of progress.)

Parameters:

in - an InputStream

out - an OutputStream

sizeIncrement - how often to invoke the callback (number of bytes)

callback - callback to invoke periodically to indicate progress

Throws:

java.io.IOException

copy

public static void copy(java.io.Reader in,
                        java.io.Writer out)
                 throws java.io.IOException

Copy as much data as possible from given reader to given writer.

Parameters:

in - a Reader

out - a Writer

Throws:

java.io.IOException