devlib initial commit.

src/netstats/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+      package="com.arm.devlib.netstats"
+      android:versionCode="1"
+      android:versionName="1.0">
+    <application android:label="@string/app_name" android:icon="@drawable/ic_launcher">
+        <service android:name="com.arm.devlib.netstats.TrafficMetricsService" android:exported="true" android:enabled="true">
+            <intent-filter>
+                <action android:name="com.arm.devlib.netstats.TrafficMetricsService" />
+            </intent-filter>
+        </service>
+    </application>
+    <uses-feature android:name="android.hardware.touchscreen" android:required="false" />
+</manifest>

src/netstats/build.sh

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+set -e
+THIS_DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+pushd $THIS_DIR
+ant release
+jarsigner -verbose -keystore ~/.android/debug.keystore -storepass android -keypass android $THIS_DIR/bin/netstats-*.apk androiddebugkey
+cp $THIS_DIR/bin/netstats-*.apk $THIS_DIR/../../devlib/instrument/netstats/netstats.apk
+ant clean
+popd

src/netstats/build.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project name="netstats" default="help">
+
+    <!-- The local.properties file is created and updated by the 'android' tool.
+         It contains the path to the SDK. It should *NOT* be checked into
+         Version Control Systems. -->
+    <property file="local.properties" />
+
+    <!-- The ant.properties file can be created by you. It is only edited by the
+         'android' tool to add properties to it.
+         This is the place to change some Ant specific build properties.
+         Here are some properties you may want to change/update:
+
+         source.dir
+             The name of the source directory. Default is 'src'.
+         out.dir
+             The name of the output directory. Default is 'bin'.
+
+         For other overridable properties, look at the beginning of the rules
+         files in the SDK, at tools/ant/build.xml
+
+         Properties related to the SDK location or the project target should
+         be updated using the 'android' tool with the 'update' action.
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems.
+
+         -->
+    <property file="ant.properties" />
+
+    <!-- if sdk.dir was not set from one of the property file, then
+         get it from the ANDROID_HOME env var.
+         This must be done before we load project.properties since
+         the proguard config can use sdk.dir -->
+    <property environment="env" />
+    <condition property="sdk.dir" value="${env.ANDROID_HOME}">
+        <isset property="env.ANDROID_HOME" />
+    </condition>
+
+    <!-- The project.properties file is created and updated by the 'android'
+         tool, as well as ADT.
+
+         This contains project specific properties such as project target, and library
+         dependencies. Lower level build properties are stored in ant.properties
+         (or in .classpath for Eclipse projects).
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems. -->
+    <loadproperties srcFile="project.properties" />
+
+    <!-- quick check on sdk.dir -->
+    <fail
+            message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through the ANDROID_HOME environment variable."
+            unless="sdk.dir"
+    />
+
+    <!--
+        Import per project custom build rules if present at the root of the project.
+        This is the place to put custom intermediary targets such as:
+            -pre-build
+            -pre-compile
+            -post-compile (This is typically used for code obfuscation.
+                           Compiled code location: ${out.classes.absolute.dir}
+                           If this is not done in place, override ${out.dex.input.absolute.dir})
+            -post-package
+            -post-build
+            -pre-clean
+    -->
+    <import file="custom_rules.xml" optional="true" />
+
+    <!-- Import the actual build file.
+
+         To customize existing targets, there are two options:
+         - Customize only one target:
+             - copy/paste the target into this file, *before* the
+               <import> task.
+             - customize it to your needs.
+         - Customize the whole content of build.xml
+             - copy/paste the content of the rules files (minus the top node)
+               into this file, replacing the <import> task.
+             - customize to your needs.
+
+         ***********************
+         ****** IMPORTANT ******
+         ***********************
+         In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
+         in order to avoid having your file be overridden by tools such as "android update project"
+    -->
+    <!-- version-tag: 1 -->
+    <import file="${sdk.dir}/tools/ant/build.xml" />
+
+</project>

src/netstats/proguard-project.txt

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+# To enable ProGuard in your project, edit project.properties
+# to define the proguard.config property as described in that file.
+#
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in ${sdk.dir}/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the ProGuard
+# include property in project.properties.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

src/netstats/project.properties

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+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+#
+# This file must be checked in Version Control Systems.
+#
+# To customize properties used by the Ant build system edit
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+#
+# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
+#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
+
+# Project target.
+target=Google Inc.:Google APIs (x86 System Image):19

src/netstats/res/layout/main.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="fill_parent"
+    android:layout_height="fill_parent"
+    >
+<TextView
+    android:layout_width="fill_parent"
+    android:layout_height="wrap_content"
+    android:text="Hello World, NetStats"
+    />
+</LinearLayout>
+

src/netstats/res/values/strings.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">NetStats</string>
+</resources>

src/netstats/src/com/arm/devlib/trafficcatcher/TrafficMetricsService.java

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+package com.arm.devlib.netstats;
+
+import java.lang.InterruptedException;
+import java.lang.System;
+import java.lang.Thread;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+import java.util.HashMap;
+
+import android.app.Activity;
+import android.app.IntentService;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.net.TrafficStats;
+import android.os.Bundle;
+import android.util.Log;
+
+class TrafficPoller implements Runnable {
+
+    private String tag;
+    private int period;
+    private PackageManager pm;
+    private static String TAG = "TrafficMetrics";
+    private List<String> packageNames;
+    private Map<String, Map<String, Long>> previousValues;
+
+    public TrafficPoller(String tag, PackageManager pm, int period, List<String> packages) {
+        this.tag = tag;
+        this.pm = pm;
+        this.period = period;
+        this.packageNames = packages;
+        this.previousValues = new HashMap<String, Map<String, Long>>();
+    }
+
+    public void run() {
+        try {
+            while (true) {
+                Thread.sleep(this.period);
+                getPakagesInfo();
+                if (Thread.interrupted()) {
+                    throw new InterruptedException();
+                }
+            }
+        } catch (InterruptedException e) {
+        }
+    }
+
+    public void getPakagesInfo() {
+        List<ApplicationInfo> apps;
+        if (this.packageNames == null) {
+            apps = pm.getInstalledApplications(0);
+            for (ApplicationInfo app : apps) {
+            }
+        } else {
+            apps = new ArrayList<ApplicationInfo>();
+            for (String packageName : packageNames) {
+                try {
+                    ApplicationInfo info = pm.getApplicationInfo(packageName,  0);
+                    apps.add(info);
+                } catch (PackageManager.NameNotFoundException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+
+        for (ApplicationInfo appInfo : apps) {
+            int uid = appInfo.uid;
+            String name = appInfo.packageName;
+            long time =  System.currentTimeMillis();
+            long received = TrafficStats.getUidRxBytes(uid);
+            long sent = TrafficStats.getUidTxBytes(uid);
+
+            if (!this.previousValues.containsKey(name)) {
+                this.previousValues.put(name, new HashMap<String, Long>());
+                this.previousValues.get(name).put("sent", sent);
+                this.previousValues.get(name).put("received", received);
+                Log.i(this.tag, String.format("INITIAL \"%s\" TX: %d RX: %d", 
+                                              name, sent, received));
+            } else {
+                long previosSent = this.previousValues.get(name).put("sent", sent);
+                long previosReceived = this.previousValues.get(name).put("received", received);
+                Log.i(this.tag, String.format("%d \"%s\" TX: %d RX: %d", 
+                                              time, name, 
+                                              sent - previosSent, 
+                                              received - previosReceived));
+            }
+        }
+    }
+}
+
+public class TrafficMetricsService extends IntentService {
+
+    private static String TAG = "TrafficMetrics";
+    private Thread thread;
+    private static int defaultPollingPeriod = 5000;
+
+    public TrafficMetricsService() {
+            super("TrafficMetrics");
+    }
+
+    @Override
+    public void onHandleIntent(Intent intent) {
+        List<String> packages = null;
+        String runTag = intent.getStringExtra("tag");
+        if (runTag == null) {
+            runTag = TAG;
+        }
+        String packagesString = intent.getStringExtra("packages");
+        int pollingPeriod = intent.getIntExtra("period", this.defaultPollingPeriod);
+        if (packagesString != null) {
+            packages = new ArrayList<String>(Arrays.asList(packagesString.split(",")));
+        } 
+
+        if (this.thread != null) {
+            Log.e(runTag, "Attemping to start when monitoring is already in progress.");
+            return;
+        }
+        this.thread = new Thread(new TrafficPoller(runTag, getPackageManager(), pollingPeriod, packages));
+        this.thread.start();
+    }
+}