Example usage for android.content Context ACTIVITY_SERVICE

Introduction

In this page you can find the example usage for android.content Context ACTIVITY_SERVICE.

Prototype

String ACTIVITY_SERVICE

To view the source code for android.content Context ACTIVITY_SERVICE.

Click Source Link

Document

Use with #getSystemService(String) to retrieve a android.app.ActivityManager for interacting with the global system state.

Usage

From source file:com.nachtimwald.android.serviceexplorer.ServiceListFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_servicelist, container, false);
    ListView lv = (ListView) view.findViewById(R.id.serviceList);

    List<Map<String, String>> serviceData = new ArrayList<>();

    if (getArguments().getBoolean("allServices")) {
        for (PackageInfo packageInfo : getActivity().getPackageManager()
                .getInstalledPackages(PackageManager.GET_SERVICES)) {
            if (packageInfo.services == null) {
                continue;
            }//  ww  w. jav a  2s.  c  o m
            for (ServiceInfo serviceInfo : packageInfo.services) {
                Map<String, String> datum = new HashMap<>();
                datum.put("name", serviceInfo.name);
                datum.put("package", serviceInfo.packageName);
                datum.put("search", serviceInfo.name.replace(".", " ").replace("$", " "));
                serviceData.add(datum);
            }
        }
    } else {
        ActivityManager activityManager = (ActivityManager) getActivity()
                .getSystemService(Context.ACTIVITY_SERVICE);
        List<ActivityManager.RunningServiceInfo> runningServiceInfos = activityManager
                .getRunningServices(Integer.MAX_VALUE);
        for (ActivityManager.RunningServiceInfo info : runningServiceInfos) {
            Map<String, String> datum = new HashMap<>();
            datum.put("name", info.service.getClassName());
            datum.put("package", info.service.getPackageName());
            datum.put("search", info.service.getClassName().replace(".", " ").replace("$", " "));
            serviceData.add(datum);
        }
    }

    mServicesAdapter = new SimpleAdapter(getActivity(), serviceData, android.R.layout.simple_list_item_2,
            new String[] { "name", "package", "search" },
            new int[] { android.R.id.text1, android.R.id.text2, 0 });
    lv.setAdapter(mServicesAdapter);

    lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
            Intent i = new Intent(getActivity(), DetailActivity.class);
            i.putExtra("name", ((HashMap<String, String>) parent.getItemAtPosition(position)).get("name"));
            i.putExtra("package",
                    ((HashMap<String, String>) parent.getItemAtPosition(position)).get("package"));
            startActivity(i);
        }
    });

    if (savedInstanceState != null) {
        lv.onRestoreInstanceState(savedInstanceState.getParcelable(STATE_LISTPOS));
    }

    return view;
}

---

From source file:org.tigase.mobile.utils.AvatarHelper.java

public static void initilize(Context context_) {
    if (avatarCache == null) {
        context = context_;//from  w w w.  ja  v  a 2s  .c  om

        density = context.getResources().getDisplayMetrics().density;
        defaultAvatarSize = Math.round(density * 50);

        // Get memory class of this device, exceeding this amount will throw
        // an
        // OutOfMemory exception.
        final int memClass = ((android.app.ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE))
                .getMemoryClass();

        // Use 1/8th of the available memory for this memory cache.
        final int cacheSize = 1024 * 1024 * memClass / 8;

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR1) {
            avatarCache = new LruCache<BareJID, Bitmap>(cacheSize) {
                @TargetApi(12)
                @Override
                protected int sizeOf(BareJID key, Bitmap bitmap) {
                    // The cache size will be measured in bytes rather than
                    // number of items. Ignoring placeholder bitmap as well.
                    return bitmap == mPlaceHolderBitmap ? 0 : bitmap.getByteCount();
                }
            };
        } else {
            // below SDK 12 there is no getByteCount method
            avatarCache = new LruCache<BareJID, Bitmap>(cacheSize) {
                @Override
                protected int sizeOf(BareJID key, Bitmap bitmap) {
                    // The cache size will be measured in bytes rather than
                    // number of items. Ignoring placeholder bitmap as well.
                    return bitmap == mPlaceHolderBitmap ? 0 : (bitmap.getRowBytes() * bitmap.getHeight());
                }
            };
        }

        mPlaceHolderBitmap = BitmapFactory.decodeResource(context.getResources(), R.drawable.user_avatar);
    }
}

---

From source file:net.iamyellow.gcmjs.GCMIntentService.java

public static boolean isInForeground() {
    Context context = TiApplication.getInstance().getApplicationContext();
    ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    String packageName = context.getPackageName();
    if (am.getRunningTasks(1).get(0).topActivity.getPackageName().equals(packageName)) {
        return true;
    }/*from   ww  w  .  java2 s  . c o m*/
    return false;
}

---

From source file:com.github.opengarageapp.activity.MainActivity.java

public boolean isServiceRunning(String serviceClassName) {
    final ActivityManager activityManager = (ActivityManager) this.getSystemService(Context.ACTIVITY_SERVICE);
    final List<RunningServiceInfo> services = activityManager.getRunningServices(Integer.MAX_VALUE);

    for (RunningServiceInfo runningServiceInfo : services) {
        if (runningServiceInfo.service.getClassName().equals(serviceClassName)) {
            return true;
        }/* www  . jav a2s .  c  o m*/
    }
    return false;
}

---

From source file:de.schildbach.wallet.util.CrashReporter.java

public static void appendDeviceInfo(final Appendable report, final Context context) throws IOException {
    final Resources res = context.getResources();
    final android.content.res.Configuration config = res.getConfiguration();
    final ActivityManager activityManager = (ActivityManager) context
            .getSystemService(Context.ACTIVITY_SERVICE);
    final DevicePolicyManager devicePolicyManager = (DevicePolicyManager) context
            .getSystemService(Context.DEVICE_POLICY_SERVICE);

    report.append("Device Model: " + Build.MODEL + "\n");
    report.append("Android Version: " + Build.VERSION.RELEASE + "\n");
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)
        report.append("Android security patch level: ").append(Build.VERSION.SECURITY_PATCH).append("\n");
    report.append("ABIs: ").append(Joiner.on(", ").skipNulls().join(Strings.emptyToNull(Build.CPU_ABI),
            Strings.emptyToNull(Build.CPU_ABI2))).append("\n");
    report.append("Board: " + Build.BOARD + "\n");
    report.append("Brand: " + Build.BRAND + "\n");
    report.append("Device: " + Build.DEVICE + "\n");
    report.append("Display: " + Build.DISPLAY + "\n");
    report.append("Finger Print: " + Build.FINGERPRINT + "\n");
    report.append("Host: " + Build.HOST + "\n");
    report.append("ID: " + Build.ID + "\n");
    report.append("Product: " + Build.PRODUCT + "\n");
    report.append("Tags: " + Build.TAGS + "\n");
    report.append("Time: " + Build.TIME + "\n");
    report.append("Type: " + Build.TYPE + "\n");
    report.append("User: " + Build.USER + "\n");
    report.append("Configuration: " + config + "\n");
    report.append("Screen Layout: size "
            + (config.screenLayout & android.content.res.Configuration.SCREENLAYOUT_SIZE_MASK) + " long "
            + (config.screenLayout & android.content.res.Configuration.SCREENLAYOUT_LONG_MASK) + "\n");
    report.append("Display Metrics: " + res.getDisplayMetrics() + "\n");
    report.append("Memory Class: " + activityManager.getMemoryClass() + "/"
            + activityManager.getLargeMemoryClass()
            + (ActivityManagerCompat.isLowRamDevice(activityManager) ? " (low RAM device)" : "") + "\n");
    report.append("Storage Encryption Status: " + devicePolicyManager.getStorageEncryptionStatus() + "\n");
    report.append("Bluetooth MAC: " + bluetoothMac() + "\n");
    report.append("Runtime: ").append(System.getProperty("java.vm.name")).append(" ")
            .append(System.getProperty("java.vm.version")).append("\n");
}

---

From source file:ch.carteggio.ui.ConversationIconLoader.java

/**
 * Constructor./*from  w w w.j  av  a 2s. c o  m*/
 *
 * @param context
 *         A {@link Context} instance.
 * @param defaultBackgroundColor
 *         The ARGB value to be used as background color for the fallback picture. {@code 0} to
 *         use a dynamically calculated background color.
 */
public ConversationIconLoader(Context context, int defaultBackgroundColor) {
    Context appContext = context.getApplicationContext();
    mContentResolver = appContext.getContentResolver();
    mResources = appContext.getResources();
    mHelper = new CarteggioProviderHelper(appContext);

    float scale = mResources.getDisplayMetrics().density;
    mPictureSizeInPx = (int) (PICTURE_SIZE * scale);

    mDefaultBackgroundColor = defaultBackgroundColor;

    ActivityManager activityManager = (ActivityManager) appContext.getSystemService(Context.ACTIVITY_SERVICE);
    int memClass = activityManager.getMemoryClass();

    // Use 1/16th of the available memory for this memory cache.
    final int cacheSize = 1024 * 1024 * memClass / 16;

    mBitmapCache = new LruCache<Long, Bitmap>(cacheSize) {
        @Override
        protected int sizeOf(Long key, Bitmap bitmap) {
            // The cache size will be measured in bytes rather than number of items.
            return bitmap.getByteCount();
        }
    };
}

---

From source file:org.solovyev.android.messenger.UnreadMessagesNotifier.java

@Nullable
private ActivityManager.RunningTaskInfo getForegroundTask() {
    final ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    // The first in the list of RunningTasks is always the foreground task.
    final List<ActivityManager.RunningTaskInfo> foregroundTasks = am.getRunningTasks(1);
    if (foregroundTasks != null && !foregroundTasks.isEmpty()) {
        return foregroundTasks.get(0);
    } else {//from  w w  w.jav a  2s.  c o m
        return null;
    }
}

---

From source file:com.manning.androidhacks.hack040.util.Utils.java

/**
 * Get the memory class of this device (approx. per-app memory limit)
 * //from w w w. j a v a 2 s. c  om
 * @param context
 * @return
 */
public static int getMemoryClass(Context context) {
    return ((ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE)).getMemoryClass();
}

---

From source file:com.manning.androidhacks.hack032.MainActivity.java

private boolean detectOpenGLES20() {
    ActivityManager am = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
    ConfigurationInfo info = am.getDeviceConfigurationInfo();
    return (info.reqGlEsVersion >= 0x20000);
}

---

From source file:com.weihuoya.bboo._G.java

public static boolean isServiceRunning(String className) {
    if (mRunningServices == null) {
        ActivityManager manager = (ActivityManager) getContext().getSystemService(Context.ACTIVITY_SERVICE);
        mRunningServices = manager.getRunningServices(Integer.MAX_VALUE);
    }//  ww  w . j av  a 2s  . com

    for (ActivityManager.RunningServiceInfo info : mRunningServices) {
        if (info.service.getClassName().equals(className)) {
            return true;
        }
    }

    return false;
}

---

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