/**

 * Back 2 Browser Bytecode Translator

 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, version 2 of the License.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program. Look for COPYING file in the top folder.

 * If not, see http://opensource.org/licenses/GPL-2.0.

 */

package org.apidesign.bck2brwsr.launcher;

import java.util.concurrent.CountDownLatch;

import java.util.concurrent.TimeUnit;

/**

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

public final class MethodInvocation {

    final CountDownLatch wait = new CountDownLatch(1);

    final String className;

    final String methodName;

    private String result;

    private Exception exception;

    MethodInvocation(String className, String methodName) {

        this.className = className;

        this.methodName = methodName;

    }

    void await(long timeOut) throws InterruptedException {

        wait.await(timeOut, TimeUnit.MILLISECONDS);

    }

    void result(String r, Exception e) {

        this.result = r;

        this.exception = e;

        wait.countDown();

    }

    @Override

    public String toString() {

        if (exception != null) {

            return exception.toString();

        }

        return result;

    }

}