com.atlassian.plugin.osgi.factory.transform
Class JarUtils

java.lang.Object
  com.atlassian.plugin.osgi.factory.transform.JarUtils

public final class JarUtils
extends Object

Utility methods for getting stuff out of a jar.

Since:

2.6

Nested Class Summary

static interface

JarUtils.Extractor<T>

Method Summary

static void	closeQuietly(JarFile jarFile) Quietly close jar file.
static <T> T	withJar(File file, JarUtils.Extractor<T> extractor) Extract something from a jar file.

Methods inherited from class java.lang.Object

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

Method Detail

withJar

public static <T> T withJar(File file,
                            JarUtils.Extractor<T> extractor)

Extract something from a jar file.

Correctly opens and closes the Jar file. Must not lazily access the Jar as it has an open/closed state.

Type Parameters:

T - the type of the thing to extract

Parameters:

file - the file that is the jar contents

extractor -

Returns:

the result of the extractor

Throws:

RuntimeException - if there are problems accessing the jar contents.

closeQuietly

public static void closeQuietly(JarFile jarFile)

Quietly close jar file.

Parameters:

jarFile - the file to close.