fop/src/org/apache/fop/apps/Starter.java

/* 
 * Copyright (C) 2001 The Apache Software Foundation. All rights reserved.
 * For details on use and redistribution please refer to the 
 * LICENSE file included with these sources."
 */


package org.apache.fop.apps;

// SAX
import org.xml.sax.XMLReader;
import org.xml.sax.SAXException;

// Java
import java.io.*;
import java.net.URL;

// FOP
import org.apache.fop.messaging.MessageHandler;


/**
 * 
 * abstract super class 
 * Creates a SAX Parser (defaulting to Xerces).
 *
 */
public abstract class Starter {

    Options options;
    InputHandler inputHandler;
	
    public Starter() 
	throws FOPException
    {
	options = new Options ();		
    }
    
    public void setInputHandler(InputHandler inputHandler) {
	this.inputHandler = inputHandler;
    }
    
    abstract public void run()
	throws FOPException;
    
    // setting the parser features	
    public void setParserFeatures (XMLReader parser) 
	throws FOPException
    {
        try {
            parser.setFeature("http://xml.org/sax/features/namespace-prefixes",true);
        } catch (SAXException e) {
	    throw new FOPException("Error in setting up parser feature namespace-prefixes\n" +
				   "You need a parser which supports SAX version 2",e);
        }
    }
}