org.foray.ps
Class PsFileFilter

java.lang.Object
  org.foray.ps.PsObjectComposite
      org.foray.ps.PsFile
          org.foray.ps.PsFileFilter

All Implemented Interfaces:

PsObject

public class PsFileFilter
extends PsFile

Class representing a PostScript "file" object. An instance of this class is really a wrapper around one of several things: 1) a real file, 2) an input source, like standard input, or 3) a filter that sits on top of another PsFile instance.

Constructor Summary

PsFileFilter(EexecDecodeFilter filter, PsFile underlyingFile)
Constructor for an instance that is a filter for a PsFile instance.

PsFileFilter(EexecDecodeFilter filter, PsString underlyingString)
Constructor for an instance that is a filter for a PsString instance.

Method Summary

protected byte[]

getNextChunk() Returns the next chunk of content for this file.

Methods inherited from class org.foray.ps.PsFile

close, closeFile, duplicate, getRemainingChunk, getTypeName, isComparable, isComposite, isExecutable, isOpen, provideInput, setPopDictionaryStack

Methods inherited from class org.foray.ps.PsObjectComposite

getAccess, setAccess

Methods inherited from class java.lang.Object

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

Constructor Detail

PsFileFilter

public PsFileFilter(EexecDecodeFilter filter,
                    PsFile underlyingFile)

Constructor for an instance that is a filter for a PsFile instance.

Parameters:

filter - The filter instance.

underlyingFile - The PsFile which backs this filter.

PsFileFilter

public PsFileFilter(EexecDecodeFilter filter,
                    PsString underlyingString)

Constructor for an instance that is a filter for a PsString instance.

Parameters:

filter - The filter instance.

underlyingString - The String which backs this filter.

Method Detail

getNextChunk

protected byte[] getNextChunk()
                       throws IOException

Description copied from class: PsFile

Returns the next chunk of content for this file.

Specified by:

getNextChunk in class PsFile

Returns:

The next byte array for this file.

Throws:

IOException - For I/O Errors.