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Java Source Code / Java Documentation » Installer » IzPack » com.izforge.izpack.io 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   java.io.OutputStream
      com.izforge.izpack.io.FileSpanningOutputStream

FileSpanningOutputStream
public class FileSpanningOutputStream extends OutputStream (Code)
An outputstream which transparently spans over multiple volumes. The size of the volumes and an additonal space for the first volume can be specified.
author:
   Dennis Reil,


Field Summary
final public static  longDEFAULT_ADDITIONAL_FIRST_VOLUME_FREE_SPACE_SIZE
    
final protected static  StringDEFAULT_VOLUME_NAME
    
final public static  longDEFAULT_VOLUME_SIZE
    
final protected static  longFILE_NOT_AVAILABLE
    
final public static  longKB
    
final public static  intMAGIC_NUMER_LENGTH
    
final public static  longMB
    
final public static  StringVOLUMES_INFO
    
protected  Filecurrentfile
    
protected  intcurrentvolumeindex
    
protected  longfilepointer
    
protected  longfirstvolumefreespacesize
    
protected  longmaxvolumesize
    
protected  longtotalbytesofpreviousvolumes
    
protected  Stringvolumename
    

Constructor Summary
public  FileSpanningOutputStream(String volumename, long maxvolumesize)
    
public  FileSpanningOutputStream(File volume, long maxvolumesize)
    
protected  FileSpanningOutputStream(File volume, long maxvolumesize, int currentvolume)
    
public  FileSpanningOutputStream(File volume)
    
public  FileSpanningOutputStream(String volumename)
    
public  FileSpanningOutputStream()
    

Method Summary
public  voidclose()
    
protected  voidcreateStreamToNextVolume()
    
public  voidflush()
    
public  longgetCompressedFilepointer()
    
protected  longgetCurrentVolumeSize()
    
public  longgetFilepointer()
    
public  longgetFirstvolumefreespacesize()
    
public  intgetVolumeCount()
    
public  voidsetFirstvolumefreespacesize(long firstvolumefreespacesize)
    
public  voidwrite(byte[] b, int off, int len)
    
public  voidwrite(byte[] b)
    
public  voidwrite(int b)
    

Field Detail
DEFAULT_ADDITIONAL_FIRST_VOLUME_FREE_SPACE_SIZE
final public static long DEFAULT_ADDITIONAL_FIRST_VOLUME_FREE_SPACE_SIZE(Code)



DEFAULT_VOLUME_NAME
final protected static String DEFAULT_VOLUME_NAME(Code)



DEFAULT_VOLUME_SIZE
final public static long DEFAULT_VOLUME_SIZE(Code)



FILE_NOT_AVAILABLE
final protected static long FILE_NOT_AVAILABLE(Code)



KB
final public static long KB(Code)



MAGIC_NUMER_LENGTH
final public static int MAGIC_NUMER_LENGTH(Code)



MB
final public static long MB(Code)



VOLUMES_INFO
final public static String VOLUMES_INFO(Code)



currentfile
protected File currentfile(Code)



currentvolumeindex
protected int currentvolumeindex(Code)



filepointer
protected long filepointer(Code)



firstvolumefreespacesize
protected long firstvolumefreespacesize(Code)



maxvolumesize
protected long maxvolumesize(Code)



totalbytesofpreviousvolumes
protected long totalbytesofpreviousvolumes(Code)



volumename
protected String volumename(Code)




Constructor Detail
FileSpanningOutputStream
public FileSpanningOutputStream(String volumename, long maxvolumesize) throws IOException(Code)
Creates a new spanning output stream with specified volume names and a maximum volume size
Parameters:
  volumename - - the name of the volumes
Parameters:
  maxvolumesize - - the maximum volume size
throws:
  IOException -



FileSpanningOutputStream
public FileSpanningOutputStream(File volume, long maxvolumesize) throws IOException(Code)
Creates a new spanning output stream with specified volume names and a maximum volume size
Parameters:
  volume - - the first volume
Parameters:
  maxvolumesize - - the maximum volume size
throws:
  IOException -



FileSpanningOutputStream
protected FileSpanningOutputStream(File volume, long maxvolumesize, int currentvolume) throws IOException(Code)
Creates a new spanning output stream with specified volume names and a maximum volume size
Parameters:
  volume - - the first volume
Parameters:
  maxvolumesize - - the maximum volume size
Parameters:
  currentvolume - - the current volume
throws:
  IOException -



FileSpanningOutputStream
public FileSpanningOutputStream(File volume) throws IOException(Code)

Parameters:
  volume -
throws:
  IOException -



FileSpanningOutputStream
public FileSpanningOutputStream(String volumename) throws IOException(Code)

Parameters:
  volumename -
throws:
  IOException -



FileSpanningOutputStream
public FileSpanningOutputStream() throws IOException(Code)

throws:
  IOException -




Method Detail
close
public void close() throws IOException(Code)

See Also:   java.io.OutputStream.close



createStreamToNextVolume
protected void createStreamToNextVolume() throws IOException(Code)
Closes the stream to the current volume and reopens to the next volume
throws:
  IOException -



flush
public void flush() throws IOException(Code)

See Also:   java.io.OutputStream.flush



getCompressedFilepointer
public long getCompressedFilepointer() throws IOException(Code)
Returns the current position in this file the position in this file
throws:
  IOException -



getCurrentVolumeSize
protected long getCurrentVolumeSize()(Code)
Returns the size of the current volume the size of the current volume FILE_NOT_AVAILABLE, if there's no current volume



getFilepointer
public long getFilepointer()(Code)



getFirstvolumefreespacesize
public long getFirstvolumefreespacesize()(Code)



getVolumeCount
public int getVolumeCount()(Code)
Returns the amount of currently created volumes the amount of created volumes



setFirstvolumefreespacesize
public void setFirstvolumefreespacesize(long firstvolumefreespacesize)(Code)

Parameters:
  firstvolumefreespacesize -



write
public void write(byte[] b, int off, int len) throws IOException(Code)

See Also:   java.io.OutputStream.write(byte[]intint)



write
public void write(byte[] b) throws IOException(Code)

See Also:   java.io.OutputStream.write(byte[])



write
public void write(int b) throws IOException(Code)

See Also:   java.io.OutputStream.write(int)



Methods inherited from java.io.OutputStream
public void close() throws IOException(Code)(Java Doc)
public void flush() throws IOException(Code)(Java Doc)
abstract public void write(int b) throws IOException(Code)(Java Doc)
public void write(byte b) throws IOException(Code)(Java Doc)
public void write(byte b, int off, int len) throws IOException(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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