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jsd.ftp.jar
Class JarExtractor  

java.lang.Object
  jsd.ftp.jar.JarExtractor

All Implemented Interfaces:

java.lang.Runnable

Direct Known Subclasses:

JarAllExtractor, JarSelectiveExtractor

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public abstract class JarExtractor

extends java.lang.Object

implements java.lang.Runnable

This is JAR file extractor class. It extracts the JAR file in a separate thread. Where we are passing a MyJarObserver object to track the current status of this decompression.

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Field Summary
protected  boolean	mbIsPauseRequest
protected  boolean	mbIsStopRequest
protected  java.io.File	mDir
protected  java.io.File	mJarFile
protected  JarObserverContainer	mObserverCont

 

Constructor Summary

JarExtractor(java.io.File jarFile, java.io.File dir)

 

Method Summary
void	addObserver(JarObserver obsr)           add observer
abstract  void	extract()           start decompression
void	extract(java.util.zip.ZipFile jf, java.util.zip.ZipEntry ze)           Extract an entry from the zip file.
static void	extract(java.util.zip.ZipFile jf, java.util.zip.ZipEntry ze, java.io.OutputStream out)           write ZipEntry into OutputStream
boolean	isPaused()
boolean	isStopped()
void	pause()           pause decompression
void	removeObserver(JarObserver obsr)           remove observer
void	resume()           resume decompression
void	stop()           stop decompression
java.lang.String	toString()           get jar file name

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface java.lang.Runnable

run

 

Field Detail

mDir

protected java.io.File mDir

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mJarFile

protected java.io.File mJarFile

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mObserverCont

protected JarObserverContainer mObserverCont

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mbIsPauseRequest

protected boolean mbIsPauseRequest

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mbIsStopRequest

protected boolean mbIsStopRequest

Constructor Detail

JarExtractor

public JarExtractor(java.io.File jarFile,
                    java.io.File dir)

Method Detail

addObserver

public void addObserver(JarObserver obsr)

add observer

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removeObserver

public void removeObserver(JarObserver obsr)

remove observer

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extract

public void extract(java.util.zip.ZipFile jf,
                    java.util.zip.ZipEntry ze)
             throws java.lang.Exception

Extract an entry from the zip file.

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extract

public static void extract(java.util.zip.ZipFile jf,
                           java.util.zip.ZipEntry ze,
                           java.io.OutputStream out)
                    throws java.lang.Exception

write ZipEntry into OutputStream

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stop

public void stop()

stop decompression

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isStopped

public boolean isStopped()

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pause

public void pause()

pause decompression

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isPaused

public boolean isPaused()

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resume

public void resume()

resume decompression

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toString

public java.lang.String toString()

get jar file name

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extract

public abstract void extract()

start decompression

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