package org.apache.fop.apps;

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

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


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

/**
 *  super class for all classes which start Fop from the commandline
 */

public class CommandLineStarter extends Starter {
	
    CommandLineOptions commandLineOptions;
	boolean errorDump;
    	
    public CommandLineStarter (CommandLineOptions commandLineOptions) 
	throws FOPException
    {
        this.commandLineOptions = commandLineOptions;
	options.setCommandLineOptions(commandLineOptions);
	errorDump = Configuration.getBooleanValue("debugMode").booleanValue();
	super.setInputHandler(commandLineOptions.getInputHandler());		
    }
	
    /**
     * Run the format.
     * @exception FOPException if there is an error during processing
     */
    public void run() 
	throws FOPException
    {
        String version = Version.getVersion();
        MessageHandler.logln(version);

        XMLReader parser = inputHandler.getParser();
        setParserFeatures(parser);

	Driver driver = new Driver();
        if (errorDump) {
            driver.setErrorDump(true);
        }
			
        try {
            driver.setRenderer(commandLineOptions.getRenderer());

            driver.buildFOTree(parser, inputHandler.getInputSource());
            driver.format();
            driver.setOutputStream(new FileOutputStream(commandLineOptions.getOutputFile()));
            driver.render();
        } catch (Exception e) {
	    if (e instanceof FOPException) {
		throw (FOPException) e;
	    }
	    throw new FOPException(e);
	}
    }
	
}