/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License. You may obtain a
 * copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package geode.kafka;

import java.io.File;
import java.io.IOException;

public class JavaProcess {

    public Process process;
    Class classWithMain;

    public JavaProcess(Class classWithmain) {
        this.classWithMain = classWithmain;
    }

    public void exec(String... args) throws IOException, InterruptedException {
        String java = System.getProperty("java.home") + File.separator + "bin" + File.separator + "java";
        String classpath = System.getProperty("java.class.path");
        String className = classWithMain.getName();

        ProcessBuilder builder = new ProcessBuilder(
                java, "-cp", classpath, className, convertArgsToString(args));

        process = builder.inheritIO().start();
    }

    private String convertArgsToString(String... args) {
        String string = "";
        for(String arg: args) {
            string += arg;
        }
        return string;
    }

    public void waitFor() throws InterruptedException {
        process.waitFor();
    }

    public void destroy() {
        process.destroy();
    }


}