com.epam.jdi.light.common.UnixProcessUtils Maven / Gradle / Ivy
package com.epam.jdi.light.common;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import static com.epam.jdi.tools.StringUtils.inputStreamToList;
public class UnixProcessUtils {
/**
*
* @param rootNamePart
*/
public static void killProcessesTree(String rootNamePart) {
List chrome;
try {
chrome = getPIDsByNamePart(rootNamePart);
for (String s : chrome) {
int pid = Integer.parseInt(s);
killChildProcesses(pid);
}
killProcessesByNamePart(rootNamePart);
} catch (InterruptedException | IOException e) {
throw new RuntimeException("Can't kill drivers");
}
}
/**
*
* @param name
* @return
* @throws IOException
* @throws InterruptedException
*/
private static List getPIDsByNamePart(String name) throws IOException, InterruptedException {
Process process = new ProcessBuilder(
"/usr/bin/pgrep", "-afi", name)
.start();
process.waitFor();
return inputStreamToList(process.getInputStream());
}
/**
*
* @param pid
*/
private static void killChildProcesses(int pid) {
String ppid = String.valueOf("-P "+pid);
killProcessWithArgs(Collections.singletonList(ppid));
}
/**
*
* @param name
*/
public static void killProcessesByNamePart(String name) {
killProcessWithArgs(Arrays.asList("-aif", name));
}
/**
*
* @param args
*/
private static void killProcessWithArgs(List args) {
List list = new ArrayList<>();
list.add("/usr/bin/pkill");
list.addAll(args);
try {
Process child = new ProcessBuilder(list.toArray(new String[list.size()])).start();
child.waitFor();
} catch (InterruptedException | IOException e) {
throw new RuntimeException("Can't kill process: " + e.getMessage());
}
}
}