org.apache.fop.render.bitmap
Class MultiFileRenderingUtil

java.lang.Object
  org.apache.fop.render.bitmap.MultiFileRenderingUtil

public class MultiFileRenderingUtil
extends java.lang.Object

This utility class helps renderers who generate one file per page, like the PNG renderer.

Constructor Summary

MultiFileRenderingUtil(java.lang.String ext, java.io.File outputFile)
Creates a new instance.

Method Summary

java.io.OutputStream

createOutputStream(int pageNumber) Creates a new OutputStream for the given page number.

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiFileRenderingUtil

public MultiFileRenderingUtil(java.lang.String ext,
                              java.io.File outputFile)

Creates a new instance.

The file name must not have an extension, or must have extension "png", and its last period must not be at the start (empty file prefix).

Parameters:

ext - the extension to be used

outputFile - the output file or null if there's no such information

Method Detail

createOutputStream

public java.io.OutputStream createOutputStream(int pageNumber)
                                        throws java.io.IOException

Creates a new OutputStream for the given page number.

Parameters:

pageNumber - the page number (zero-based)

Returns:

the output stream for the page

Throws:

java.io.IOException - if there's an I/O error while setting up the output stream