/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2001 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
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 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
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 */

package org.apache.tools.ant.taskdefs.rmic;

import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.taskdefs.LogOutputStream;
import org.apache.tools.ant.types.Commandline;

import java.io.*;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;

/**
 * The implementation of the rmic for Kaffe
 *
 * @author Takashi Okamoto <tokamoto@rd.nttdata.co.jp>
 */
public class KaffeRmic extends DefaultRmicAdapter {

    public boolean execute() throws BuildException {
        getRmic().log("Using Kaffe rmic", Project.MSG_VERBOSE);
        Commandline cmd = setupRmicCommand();

        try {

            Class c = Class.forName("kaffe.rmi.rmic.RMIC");
            Constructor cons = c.getConstructor(new Class[] { String[].class });
            Object rmic = cons.newInstance(new Object[] { cmd.getArguments() });
            Method doRmic = c.getMethod("run", null);
            String str[] = cmd.getArguments();
            Boolean ok = (Boolean)doRmic.invoke(rmic, null);

            return ok.booleanValue();
        } catch (ClassNotFoundException ex) {
            throw new BuildException("Cannot use Kaffe rmic, as it is not available"+
                                     " A common solution is to set the environment variable"+
                                     " JAVA_HOME or CLASSPATH.", getRmic().getLocation() );
        }
        catch (Exception ex) {
            if (ex instanceof BuildException) {
                throw (BuildException) ex;
            } else {
                throw new BuildException("Error starting Kaffe rmic: ", ex, getRmic().getLocation());
            }
        }
    }
}