Utils.java

package com.njlabs.showjava.utils;

import android.app.ActivityManager;
import android.content.Context;
import android.content.Intent;

import com.njlabs.showjava.Constants;
import com.njlabs.showjava.processor.ProcessService;

import java.io.File;
import java.util.List;

public class Utils {

    public static void killAllProcessorServices(Context context, boolean forNew) {
        Intent mServiceIntent = new Intent(context, ProcessService.class);
        if(forNew){
            mServiceIntent.setAction(Constants.ACTION.STOP_PROCESS_FOR_NEW);
        } else {
            mServiceIntent.setAction(Constants.ACTION.STOP_PROCESS);
        }
        context.stopService(mServiceIntent);
    }

    public static void forceKillAllProcessorServices(Context context) {
       ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
        List<ActivityManager.RunningAppProcessInfo> runningAppProcesses = am.getRunningAppProcesses();
        for (ActivityManager.RunningAppProcessInfo next : runningAppProcesses) {
            String processName = context.getPackageName() + ":service";
            if (next.processName.equals(processName)) {
                android.os.Process.killProcess(next.pid);
                break;
            }
        }
    }

    public static boolean isProcessorServiceRunning(Context context) {
        ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
        List<ActivityManager.RunningAppProcessInfo> runningAppProcesses = am.getRunningAppProcesses();
        for (ActivityManager.RunningAppProcessInfo next : runningAppProcesses) {
            String processName = context.getPackageName() + ":service";
            if (next.processName.equals(processName)) {
                return true;
            }
        }
        return false;
    }

    public static boolean sourceExists(File sourceDir) {
        if (sourceDir.exists() && sourceDir.isDirectory()) {
            File infoFile = new File(sourceDir + "/info.json");
            if (infoFile.exists() && infoFile.isFile()) {
                SourceInfo sourceInfo = SourceInfo.getSourceInfo(infoFile);
                if (sourceInfo != null) {
                    return true;
                }
            }
        }
        return false;
    }

    public static SourceInfo getSourceInfoFromSourcePath(File sourceDir) {
        if (sourceDir.isDirectory()) {
            File infoFile = new File(sourceDir + "/info.json");
            if (infoFile.exists() && infoFile.isFile()) {
                return SourceInfo.getSourceInfo(infoFile);
            }
        }
        return null;
    }

    public static long getFolderSize(File f) {
        long size = 0;
        if (f.isDirectory()) {
            for (File file : f.listFiles()) {
                size += getFolderSize(file);
            }
        } else {
            size = f.length();
        }
        return size;
    }


}