/*
 * 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
 *    the documentation and/or other materials provided with the
 *    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.
 *
 * 4. The names "The Jakarta Project", "Ant", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
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 *
 * 5. Products derived from this software may not be called "Apache"
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 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * 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
 * <http://www.apache.org/>.
 */

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 org.apache.tools.ant.types.Path;

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

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

    public boolean execute() throws BuildException {
        getRmic().log("Using WebLogic rmic", Project.MSG_VERBOSE);
        Commandline cmd = setupRmicCommand(new String[] {"-noexit"});

        PrintStream err = System.err;
        PrintStream out = System.out;

        try {
            PrintStream logstr = 
                new PrintStream(new LogOutputStream(getRmic(), Project.MSG_WARN));
            System.setOut(logstr);
            System.setErr(logstr);

            // Create an instance of the rmic
            Class c = Class.forName("weblogic.rmic");
            Method doRmic = c.getMethod("main", 
                                        new Class [] { String[].class });
            doRmic.invoke(null, new Object[] {  });
            return true;
        } catch (ClassNotFoundException ex) {
            throw new BuildException("Cannot use WebLogic rmic, as it is not available"+
                                     " A common solution is to set the environment variable"+
                                     " CLASSPATH.", getRmic().getLocation() );
        }
        catch (Exception ex) {
            if (ex instanceof BuildException) {
                throw (BuildException) ex;
            } else {
                throw new BuildException("Error starting WebLogic rmic: ", ex, getRmic().getLocation());
            }
        } finally {
            System.setErr(err);
            System.setOut(out);
        }
    }

    /**
     * Get the suffix for the rmic stub classes
     */
    public String getStubClassSuffix() {
        return "_WLStub";
    }

    /**
     * Get the suffix for the rmic skeleton classes
     */
    public String getSkelClassSuffix() {
        return "_WLSkel";
    }
}
