Example usage for android.app ActivityManager getLargeMemoryClass

List of usage examples for android.app ActivityManager getLargeMemoryClass

Introduction

In this page you can find the example usage for android.app ActivityManager getLargeMemoryClass.

Prototype

public int getLargeMemoryClass() 

Source Link

Document

Return the approximate per-application memory class of the current device when an application is running with a large heap.

Usage

From source file:com.mylikes.likes.etchasketch.Slate.java

@SuppressLint("NewApi")
private void init() {
    //        setWillNotCacheDrawing(true);
    //        setDrawingCacheEnabled(false);

    mEmpty = true;/*from w  w  w . j  a  va 2s .c  om*/

    // setup brush bitmaps
    final ActivityManager am = (ActivityManager) getContext().getSystemService(Context.ACTIVITY_SERVICE);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        mMemClass = am.getLargeMemoryClass();
    } else {
        mMemClass = am.getMemoryClass();
    }
    mLowMem = (mMemClass <= 16);
    if (true || DEBUG) {
        Log.v(TAG, "Slate.init: memClass=" + mMemClass + (mLowMem ? " (LOW)" : ""));
    }

    final Resources res = getContext().getResources();

    //        mCircleBits = BitmapFactory.decodeResource(res, R.drawable.circle_1bpp);
    //        if (mCircleBits == null) { Log.e(TAG, "SmoothStroker: Couldn't load circle bitmap"); }
    //        mCircleBitsFrame = new Rect(0, 0, mCircleBits.getWidth(), mCircleBits.getHeight());

    BitmapFactory.Options opts = new BitmapFactory.Options();
    opts.inPreferredConfig = Bitmap.Config.ALPHA_8;
    if (mLowMem) { // let's see how this works in practice
        opts.inSampleSize = 4;
    }
    mAirbrushBits = BitmapFactory.decodeResource(res, R.drawable.airbrush_light, opts);
    if (mAirbrushBits == null) {
        Log.e(TAG, "SmoothStroker: Couldn't load airbrush bitmap");
    }
    mAirbrushBitsFrame = new Rect(0, 0, mAirbrushBits.getWidth(), mAirbrushBits.getHeight());
    //Log.v(TAG, "airbrush: " + mAirbrushBitsFrame.right + "x" + mAirbrushBitsFrame.bottom);
    mFountainPenBits = BitmapFactory.decodeResource(res, R.drawable.fountainpen, opts);
    if (mFountainPenBits == null) {
        Log.e(TAG, "SmoothStroker: Couldn't load fountainpen bitmap");
    }
    mFountainPenBitsFrame = new Rect(0, 0, mFountainPenBits.getWidth(), mFountainPenBits.getHeight());

    // set up individual strokers for each pointer
    mStrokes = new MarkersPlotter[MAX_POINTERS]; // TODO: don't bother unless hasSystemFeature(MULTITOUCH_DISTINCT)
    for (int i = 0; i < mStrokes.length; i++) {
        mStrokes[i] = new MarkersPlotter();
    }

    mPressureCooker = new PressureCooker(getContext());

    setFocusable(true);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        if (HWLAYER) {
            setLayerType(View.LAYER_TYPE_HARDWARE, null);
        } else if (SWLAYER) {
            setLayerType(View.LAYER_TYPE_SOFTWARE, null);
        } else {
            setLayerType(View.LAYER_TYPE_NONE, null);
        }
    }

    mWorkspacePaint = new Paint();
    mWorkspacePaint.setColor(0x40606060);

    mBlitPaint = new Paint();

    if (true) {
        mDebugPaints[0] = new Paint();
        mDebugPaints[0].setStyle(Paint.Style.STROKE);
        mDebugPaints[0].setStrokeWidth(2.0f);
        mDebugPaints[0].setARGB(255, 0, 255, 255);
        mDebugPaints[1] = new Paint(mDebugPaints[0]);
        mDebugPaints[1].setARGB(255, 255, 0, 128);
        mDebugPaints[2] = new Paint(mDebugPaints[0]);
        mDebugPaints[2].setARGB(255, 0, 255, 0);
        mDebugPaints[3] = new Paint(mDebugPaints[0]);
        mDebugPaints[3].setARGB(255, 30, 30, 255);
        mDebugPaints[4] = new Paint();
        mDebugPaints[4].setStyle(Paint.Style.FILL);
        mDebugPaints[4].setARGB(255, 128, 128, 128);
    }
}

From source file:com.landenlabs.all_devtool.SystemFragment.java

public void updateList() {
    // Time today = new Time(Time.getCurrentTimezone());
    // today.setToNow();
    // today.format(" %H:%M:%S")
    Date dt = new Date();
    m_titleTime.setText(m_timeFormat.format(dt));

    boolean expandAll = m_list.isEmpty();
    m_list.clear();/*from   w  w  w.j av  a2  s.  c  o m*/

    // Swap colors
    int color = m_rowColor1;
    m_rowColor1 = m_rowColor2;
    m_rowColor2 = color;

    ActivityManager actMgr = (ActivityManager) getActivity().getSystemService(Context.ACTIVITY_SERVICE);

    try {
        String androidIDStr = Settings.Secure.getString(getContext().getContentResolver(),
                Settings.Secure.ANDROID_ID);
        addBuild("Android ID", androidIDStr);

        try {
            AdvertisingIdClient.Info adInfo = AdvertisingIdClient.getAdvertisingIdInfo(getContext());
            final String adIdStr = adInfo.getId();
            final boolean isLAT = adInfo.isLimitAdTrackingEnabled();
            addBuild("Ad ID", adIdStr);
        } catch (IOException e) {
            // Unrecoverable error connecting to Google Play services (e.g.,
            // the old version of the service doesn't support getting AdvertisingId).
        } catch (GooglePlayServicesNotAvailableException e) {
            // Google Play services is not available entirely.
        }

        /*
        try {
        InstanceID instanceID = InstanceID.getInstance(getContext());
        if (instanceID != null) {
            // Requires a Google Developer project ID.
            String authorizedEntity = "<need to make this on google developer site>";
            instanceID.getToken(authorizedEntity, GoogleCloudMessaging.INSTANCE_ID_SCOPE, null);
            addBuild("Instance ID", instanceID.getId());
        }
        } catch (Exception ex) {
        }
        */

        ConfigurationInfo info = actMgr.getDeviceConfigurationInfo();
        addBuild("OpenGL", info.getGlEsVersion());
    } catch (Exception ex) {
        m_log.e(ex.getMessage());
    }

    try {
        long heapSize = Debug.getNativeHeapSize();
        // long maxHeap = Runtime.getRuntime().maxMemory();

        // ConfigurationInfo cfgInfo = actMgr.getDeviceConfigurationInfo();
        int largHeapMb = actMgr.getLargeMemoryClass();
        int heapMb = actMgr.getMemoryClass();

        MemoryInfo memInfo = new MemoryInfo();
        actMgr.getMemoryInfo(memInfo);

        final String sFmtMB = "%.2f MB";
        Map<String, String> listStr = new TreeMap<String, String>();
        listStr.put("Mem Available (now)", String.format(sFmtMB, (double) memInfo.availMem / MB));
        listStr.put("Mem LowWhenOnlyAvail", String.format(sFmtMB, (double) memInfo.threshold / MB));
        if (Build.VERSION.SDK_INT >= 16) {
            listStr.put("Mem Installed", String.format(sFmtMB, (double) memInfo.totalMem / MB));
        }
        listStr.put("Heap (this app)", String.format(sFmtMB, (double) heapSize / MB));
        listStr.put("HeapMax (default)", String.format(sFmtMB, (double) heapMb));
        listStr.put("HeapMax (large)", String.format(sFmtMB, (double) largHeapMb));
        addBuild("Memory...", listStr);
    } catch (Exception ex) {
        m_log.e(ex.getMessage());
    }

    try {
        List<ProcessErrorStateInfo> procErrList = actMgr.getProcessesInErrorState();
        int errCnt = (procErrList == null ? 0 : procErrList.size());
        procErrList = null;

        // List<RunningAppProcessInfo> procList = actMgr.getRunningAppProcesses();
        int procCnt = actMgr.getRunningAppProcesses().size();
        int srvCnt = actMgr.getRunningServices(100).size();

        Map<String, String> listStr = new TreeMap<String, String>();
        listStr.put("#Processes", String.valueOf(procCnt));
        listStr.put("#Proc With Err", String.valueOf(errCnt));
        listStr.put("#Services", String.valueOf(srvCnt));
        // Requires special permission
        //   int taskCnt = actMgr.getRunningTasks(100).size();
        //   listStr.put("#Tasks",  String.valueOf(taskCnt));
        addBuild("Processes...", listStr);
    } catch (Exception ex) {
        m_log.e("System-Processes %s", ex.getMessage());
    }

    try {
        Map<String, String> listStr = new LinkedHashMap<String, String>();
        listStr.put("LargeIconDensity", String.valueOf(actMgr.getLauncherLargeIconDensity()));
        listStr.put("LargeIconSize", String.valueOf(actMgr.getLauncherLargeIconSize()));
        putIf(listStr, "isRunningInTestHarness", "Yes", ActivityManager.isRunningInTestHarness());
        putIf(listStr, "isUserAMonkey", "Yes", ActivityManager.isUserAMonkey());
        addBuild("Misc...", listStr);
    } catch (Exception ex) {
        m_log.e("System-Misc %s", ex.getMessage());
    }

    // --------------- Locale / Timezone -------------
    try {
        Locale ourLocale = Locale.getDefault();
        Date m_date = new Date();
        TimeZone tz = TimeZone.getDefault();

        Map<String, String> localeListStr = new LinkedHashMap<String, String>();

        localeListStr.put("Locale Name", ourLocale.getDisplayName());
        localeListStr.put(" Variant", ourLocale.getVariant());
        localeListStr.put(" Country", ourLocale.getCountry());
        localeListStr.put(" Country ISO", ourLocale.getISO3Country());
        localeListStr.put(" Language", ourLocale.getLanguage());
        localeListStr.put(" Language ISO", ourLocale.getISO3Language());
        localeListStr.put(" Language Dsp", ourLocale.getDisplayLanguage());

        localeListStr.put("TimeZoneID", tz.getID());
        localeListStr.put(" DayLightSavings", tz.useDaylightTime() ? "Yes" : "No");
        localeListStr.put(" In DLS", tz.inDaylightTime(m_date) ? "Yes" : "No");
        localeListStr.put(" Short Name", tz.getDisplayName(false, TimeZone.SHORT, ourLocale));
        localeListStr.put(" Long Name", tz.getDisplayName(false, TimeZone.LONG, ourLocale));

        addBuild("Locale TZ...", localeListStr);
    } catch (Exception ex) {
        m_log.e("Locale/TZ %s", ex.getMessage());
    }

    // --------------- Location Services -------------
    try {
        Map<String, String> listStr = new LinkedHashMap<String, String>();

        final LocationManager locMgr = (LocationManager) getActivity()
                .getSystemService(Context.LOCATION_SERVICE);

        GpsStatus gpsStatus = locMgr.getGpsStatus(null);
        if (gpsStatus != null) {
            listStr.put("Sec ToGetGPS", String.valueOf(gpsStatus.getTimeToFirstFix()));

            Iterable<GpsSatellite> satellites = gpsStatus.getSatellites();
            Iterator<GpsSatellite> sat = satellites.iterator();
            while (sat.hasNext()) {
                GpsSatellite satellite = sat.next();

                putIf(listStr,
                        String.format("Azm:%.0f, Elev:%.0f", satellite.getAzimuth(), satellite.getElevation()),
                        String.format("%.2f Snr", satellite.getSnr()), satellite.usedInFix());
            }
        }

        Location location = null;
        if (ActivityCompat.checkSelfPermission(getContext(),
                Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED
                || ActivityCompat.checkSelfPermission(getContext(),
                        Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED) {

            location = locMgr.getLastKnownLocation(LocationManager.GPS_PROVIDER);
            if (null == location)
                location = locMgr.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
            if (null == location)
                location = locMgr.getLastKnownLocation(LocationManager.PASSIVE_PROVIDER);
        }

        if (null != location) {
            listStr.put(location.getProvider() + " lat,lng",
                    String.format("%.3f, %.3f", location.getLatitude(), location.getLongitude()));
        }
        if (listStr.size() != 0) {
            List<String> gpsProviders = locMgr.getAllProviders();
            int idx = 1;
            for (String providerName : gpsProviders) {
                LocationProvider provider = locMgr.getProvider(providerName);
                if (null != provider) {
                    listStr.put(providerName,
                            (locMgr.isProviderEnabled(providerName) ? "On " : "Off ")
                                    + String.format("Accuracy:%d Pwr:%d", provider.getAccuracy(),
                                            provider.getPowerRequirement()));
                }
            }
            addBuild("GPS...", listStr);
        } else
            addBuild("GPS", "Off");
    } catch (Exception ex) {
        m_log.e(ex.getMessage());
    }

    // --------------- Application Info -------------
    ApplicationInfo appInfo = getActivity().getApplicationInfo();
    if (null != appInfo) {
        Map<String, String> appList = new LinkedHashMap<String, String>();
        try {
            appList.put("ProcName", appInfo.processName);
            appList.put("PkgName", appInfo.packageName);
            appList.put("DataDir", appInfo.dataDir);
            appList.put("SrcDir", appInfo.sourceDir);
            //    appList.put("PkgResDir", getActivity().getPackageResourcePath());
            //     appList.put("PkgCodeDir", getActivity().getPackageCodePath());
            String[] dbList = getActivity().databaseList();
            if (dbList != null && dbList.length != 0)
                appList.put("DataBase", dbList[0]);
            // getActivity().getComponentName().

        } catch (Exception ex) {
        }
        addBuild("AppInfo...", appList);
    }

    // --------------- Account Services -------------
    final AccountManager accMgr = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
    if (null != accMgr) {
        Map<String, String> strList = new LinkedHashMap<String, String>();
        try {
            for (Account account : accMgr.getAccounts()) {
                strList.put(account.name, account.type);
            }
        } catch (Exception ex) {
            m_log.e(ex.getMessage());
        }
        addBuild("Accounts...", strList);
    }

    // --------------- Package Features -------------
    PackageManager pm = getActivity().getPackageManager();
    FeatureInfo[] features = pm.getSystemAvailableFeatures();
    if (features != null) {
        Map<String, String> strList = new LinkedHashMap<String, String>();
        for (FeatureInfo featureInfo : features) {
            strList.put(featureInfo.name, "");
        }
        addBuild("Features...", strList);
    }

    // --------------- Sensor Services -------------
    final SensorManager senMgr = (SensorManager) getActivity().getSystemService(Context.SENSOR_SERVICE);
    if (null != senMgr) {
        Map<String, String> strList = new LinkedHashMap<String, String>();
        // Sensor accelerometer = senMgr.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
        // senMgr.registerListener(foo, accelerometer, SensorManager.SENSOR_DELAY_NORMAL);
        List<Sensor> listSensor = senMgr.getSensorList(Sensor.TYPE_ALL);
        try {
            for (Sensor sensor : listSensor) {
                strList.put(sensor.getName(), sensor.getVendor());
            }
        } catch (Exception ex) {
            m_log.e(ex.getMessage());
        }
        addBuild("Sensors...", strList);
    }

    try {
        if (Build.VERSION.SDK_INT >= 17) {
            final UserManager userMgr = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
            if (null != userMgr) {
                try {
                    addBuild("UserName", userMgr.getUserName());
                } catch (Exception ex) {
                    m_log.e(ex.getMessage());
                }
            }
        }
    } catch (Exception ex) {
    }

    try {
        Map<String, String> strList = new LinkedHashMap<String, String>();
        int screenTimeout = Settings.System.getInt(getActivity().getContentResolver(),
                Settings.System.SCREEN_OFF_TIMEOUT);
        strList.put("ScreenTimeOut", String.valueOf(screenTimeout / 1000));
        int rotate = Settings.System.getInt(getActivity().getContentResolver(),
                Settings.System.ACCELEROMETER_ROTATION);
        strList.put("RotateEnabled", String.valueOf(rotate));
        if (Build.VERSION.SDK_INT >= 17) {
            // Global added in API 17
            int adb = Settings.Global.getInt(getActivity().getContentResolver(), Settings.Global.ADB_ENABLED);
            strList.put("AdbEnabled", String.valueOf(adb));
        }
        addBuild("Settings...", strList);
    } catch (Exception ex) {
    }

    if (expandAll) {
        // updateList();
        int count = m_list.size();
        for (int position = 0; position < count; position++)
            m_listView.expandGroup(position);
    }

    m_adapter.notifyDataSetChanged();
}