de.felixschulze.maven.plugins.xcode.helper.ProcessHelper.java Source code

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Here is the source code for de.felixschulze.maven.plugins.xcode.helper.ProcessHelper.java

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/*
 * Copyright (C) 2012 Felix Schulze
 *
 * Licensed 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 de.felixschulze.maven.plugins.xcode.helper;

import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.logging.Log;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

/**
 * Helper for shutdown iPhone Simulator
 *
 * @author <a href="mail@felixschulze.de">Felix Schulze</a>
 */
public class ProcessHelper {

    private static final String EMULATOR_COMMAND = "ps axo pid,command | grep 'iPhone Simulator'";
    private static final String KILL = "killall 'iPhone Simulator'";

    public static boolean isProcessRunning() throws IOException {

        String[] commands = new String[] { "/bin/sh", "-c", EMULATOR_COMMAND };
        Process p = Runtime.getRuntime().exec(commands);
        BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));

        String line;
        while ((line = reader.readLine()) != null) {
            if (line.contains("iPhone Simulator.app")) {
                return true;
            }
        }
        return false;
    }

    public static void killSimulatorProcess() throws IOException {
        String[] commands = new String[] { "/bin/sh", "-c", KILL };
        Runtime.getRuntime().exec(commands);
    }

    public static void killSimulatorProcess(Log log) throws MojoExecutionException {
        try {
            log.info("Shutdown iPhone Simulator.");
            ProcessHelper.killSimulatorProcess();
        } catch (IOException e) {
            throw new MojoExecutionException("Error while shutdown simulator: ", e);
        }
    }
}