Package org.aspectj.weaver

Klasse CompressingDataOutputStream

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

java.io.DataOutputStream

org.aspectj.weaver.CompressingDataOutputStream

Alle implementierten Schnittstellen:

Closeable, DataOutput, Flushable, AutoCloseable

public class CompressingDataOutputStream
extends DataOutputStream

A variation of a DataOutputStream that is linked to a constant pool writer. The linked constant pool can be used to compress objects into to simple index references into the constant pool. The corresponding decompression is done in the VersionedDataInputStream.

Autor:

Andy Clement

Feldübersicht

Felder

Modifizierer und Typ	Feld	Beschreibung
boolean	compressionEnabled

Von Klasse geerbte Felder java.io.DataOutputStream

written

Von Klasse geerbte Felder java.io.FilterOutputStream

out

Konstruktorübersicht

Konstruktoren

Konstruktor	Beschreibung
CompressingDataOutputStream(ByteArrayOutputStream baos, ConstantPoolWriter constantPoolWriter)
CompressingDataOutputStream(FileOutputStream fos)

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
boolean	canCompress()
int	compressFilepath(String filepath)
int	compressName(String name)
int	compressSignature(String signature)
void	writeCompressedName(String name)
void	writeCompressedPath(String path)
void	writeCompressedSignature(String signature)

Von Klasse geerbte Methoden java.io.DataOutputStream

flush, size, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

Von Klasse geerbte Methoden java.io.FilterOutputStream

close, write

Von Klasse geerbte Methoden java.io.OutputStream

nullOutputStream

Von Klasse geerbte Methoden java.lang.Object

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

Von Schnittstelle geerbte Methoden java.io.DataOutput

write

Felddetails

compressionEnabled

public boolean compressionEnabled

Konstruktordetails

CompressingDataOutputStream

public CompressingDataOutputStream(ByteArrayOutputStream baos,
 ConstantPoolWriter constantPoolWriter)

CompressingDataOutputStream

public CompressingDataOutputStream(FileOutputStream fos)

Methodendetails

canCompress

public boolean canCompress()

compressSignature

public int compressSignature(String signature)

Parameter:

signature - of the form 'La/b/c/d;'

Gibt zurück:

the constant pool index

compressFilepath

public int compressFilepath(String filepath)

Parameter:

filepath - a file system path 'c:\a\b\c.txt' or '/a/b/c.txt'

Gibt zurück:

the constant pool index

compressName

public int compressName(String name)

Parameter:

name - a simple name (for example a method or field name)

Gibt zurück:

the constant pool index

writeCompressedName

public void writeCompressedName(String name)
                         throws IOException

Parameter:

name - a simple name (for example a method or field name)

Löst aus:

IOException

writeCompressedSignature

public void writeCompressedSignature(String signature)
                              throws IOException

Parameter:

signature - of the form 'La/b/c/d;'

Löst aus:

IOException

writeCompressedPath

public void writeCompressedPath(String path)
                         throws IOException

Parameter:

path - a file system path 'c:\a\b\c.txt' or '/a/b/c.txt'

Löst aus:

IOException