be.k0suke.tistats.TiStatsModule.java Source code

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Here is the source code for be.k0suke.tistats.TiStatsModule.java

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/**
 * This file was auto-generated by the Titanium Module SDK helper for Android
 * Appcelerator Titanium Mobile
 * Copyright (c) 2009-2010 by Appcelerator, Inc. All Rights Reserved.
 * Licensed under the terms of the Apache Public License
 * Please see the LICENSE included with this distribution for details.
 *
 */
package be.k0suke.tistats;

import org.appcelerator.kroll.KrollModule;
import org.appcelerator.kroll.annotations.Kroll;

import org.appcelerator.titanium.TiApplication;
import org.appcelerator.kroll.common.Log;
import org.appcelerator.kroll.common.TiConfig;

import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;

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

import android.app.Activity;
import android.app.ActivityManager;
import android.app.ActivityManager.RunningServiceInfo;
import android.os.Bundle;

import org.json.JSONException;
import org.json.JSONObject;

@Kroll.module(name = "TiStats", id = "be.k0suke.tistats")
public class TiStatsModule extends KrollModule {

    // Standard Debugging variables
    private static final String LCAT = "TiStatsModule";
    private static final boolean DBG = TiConfig.LOGD;

    // You can define constants with @Kroll.constant, for example:
    // @Kroll.constant public static final String EXTERNAL_NAME = value;

    public TiStatsModule() {
        super();
    }

    @Kroll.onAppCreate
    public static void onAppCreate(TiApplication app) {
        Log.d(LCAT, "inside onAppCreate");
        // put module init code that needs to run when the application is created

        //      StatsTimer statsTimer = new StatsTimer();
        //      statsTimer.start();
    }

    // Methods
    @Kroll.method
    public String example() {
        Log.d(LCAT, "example called");
        return "hello world";
    }

    // Properties
    @Kroll.getProperty
    public String getExampleProp() {
        Log.d(LCAT, "get example property");
        return "hello world";
    }

    @Kroll.setProperty
    public void setExampleProp(String value) {
        Log.d(LCAT, "set example property: " + value);
    }

    @Kroll.method
    public String stats() {
        Log.d(LCAT, "stats called");

        TiApplication tiApp = TiApplication.getInstance();
        ActivityManager activityManager = (ActivityManager) tiApp.getSystemService(Activity.ACTIVITY_SERVICE);

        JSONObject json = new JSONObject();

        try {
            JSONObject memoryInfoJson = new JSONObject();
            ActivityManager.MemoryInfo memoryInfo = new ActivityManager.MemoryInfo();
            activityManager.getMemoryInfo(memoryInfo);
            memoryInfoJson.put("availMem", (int) (memoryInfo.availMem));

            JSONObject processMemoryInfoJson = new JSONObject();
            int[] pids = new int[1];
            pids[0] = android.os.Process.myPid();
            android.os.Debug.MemoryInfo[] processMemoryInfo = activityManager.getProcessMemoryInfo(pids);
            processMemoryInfoJson.put("totalPrivateDirty", processMemoryInfo[0].getTotalPrivateDirty());
            processMemoryInfoJson.put("totalSharedDirty", processMemoryInfo[0].getTotalSharedDirty());
            processMemoryInfoJson.put("totalPss", processMemoryInfo[0].getTotalPss());

            json.put("memoryInfo", memoryInfoJson);
            json.put("processMemoryInfo", processMemoryInfoJson);
        } catch (JSONException e) {
        }

        return json.toString();
    }

    public static class StatsTimer {
        private ScheduledExecutorService scheduler;

        public StatsTimer() {
            scheduler = Executors.newScheduledThreadPool(1);
        }

        public void start() {
            scheduler.scheduleAtFixedRate(new Runnable() {
                @Override
                public void run() {
                    TiApplication tiApp = TiApplication.getInstance();
                    if (tiApp.isDebuggerEnabled()) {
                        ActivityManager activityManager = (ActivityManager) tiApp
                                .getSystemService(Activity.ACTIVITY_SERVICE);
                        ActivityManager.MemoryInfo memoryInfo = new ActivityManager.MemoryInfo();
                        activityManager.getMemoryInfo(memoryInfo);
                        Log.d(LCAT, "memoryInfo.availMem[MB] = " + (int) (memoryInfo.availMem / 1024 / 1024));
                    }
                }
            }, 0, 1000, TimeUnit.MILLISECONDS);
        }
    }
}