org.apache.xmlgraphics.ps.dsc.tools
Class PageExtractor

java.lang.Object
  org.apache.xmlgraphics.ps.dsc.tools.PageExtractor

All Implemented Interfaces:

DSCParserConstants

public class PageExtractor

extends java.lang.Object

implements DSCParserConstants

This class can extract a certain range of pages from a DSC-compliant PostScript file.

Field Summary

Fields inherited from interface org.apache.xmlgraphics.ps.dsc.DSCParserConstants

COMMENT, DSC_COMMENT, EOF, HEADER_COMMENT, LINE

Constructor Summary

PageExtractor()

Method Summary

static void

extractPages(java.io.InputStream in, java.io.OutputStream out, int from, int to) Parses a DSC-compliant file and pipes the content through to the OutputStream omitting all pages not within the range.

Methods inherited from class java.lang.Object

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

Constructor Detail

PageExtractor

public PageExtractor()

Method Detail

extractPages

public static void extractPages(java.io.InputStream in,
                                java.io.OutputStream out,
                                int from,
                                int to)
                         throws java.io.IOException,
                                DSCException

Parses a DSC-compliant file and pipes the content through to the OutputStream omitting all pages not within the range.

Parameters:

in - the InputStream to parse from

out - the OutputStream to write the modified file to

from - the starting page (1-based)

to - the last page (inclusive, 1-based)

Throws:

java.io.IOException - In case of an I/O error

DSCException - In case of a violation of the DSC spec