Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(813)

Unified Diff: base/android/java/src/org/chromium/base/MemoryPressureListener.java

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: base/android/java/src/org/chromium/base/MemoryPressureListener.java
diff --git a/base/android/java/src/org/chromium/base/MemoryPressureListener.java b/base/android/java/src/org/chromium/base/MemoryPressureListener.java
deleted file mode 100644
index 7979287b4d62e64d9964df0a71f6747807fcc981..0000000000000000000000000000000000000000
--- a/base/android/java/src/org/chromium/base/MemoryPressureListener.java
+++ /dev/null
@@ -1,114 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.base;
-
-import android.app.Activity;
-import android.content.ComponentCallbacks2;
-import android.content.Context;
-import android.content.res.Configuration;
-
-
-/**
- * This is an internal implementation of the C++ counterpart.
- * It registers a ComponentCallbacks2 with the system, and dispatches into
- * native for levels that are considered actionable.
- */
-public class MemoryPressureListener {
- /**
- * Sending an intent with this action to Chrome will cause it to issue a call to onLowMemory
- * thus simulating a low memory situations.
- */
- private static final String ACTION_LOW_MEMORY = "org.chromium.base.ACTION_LOW_MEMORY";
-
- /**
- * Sending an intent with this action to Chrome will cause it to issue a call to onTrimMemory
- * thus simulating a low memory situations.
- */
- private static final String ACTION_TRIM_MEMORY = "org.chromium.base.ACTION_TRIM_MEMORY";
-
- /**
- * Sending an intent with this action to Chrome will cause it to issue a call to onTrimMemory
- * with notification level TRIM_MEMORY_RUNNING_CRITICAL thus simulating a low memory situation
- */
- private static final String ACTION_TRIM_MEMORY_RUNNING_CRITICAL =
- "org.chromium.base.ACTION_TRIM_MEMORY_RUNNING_CRITICAL";
-
- /**
- * Sending an intent with this action to Chrome will cause it to issue a call to onTrimMemory
- * with notification level TRIM_MEMORY_MODERATE thus simulating a low memory situation
- */
- private static final String ACTION_TRIM_MEMORY_MODERATE =
- "org.chromium.base.ACTION_TRIM_MEMORY_MODERATE";
-
- @CalledByNative
- private static void registerSystemCallback(Context context) {
- context.registerComponentCallbacks(
- new ComponentCallbacks2() {
- @Override
- public void onTrimMemory(int level) {
- maybeNotifyMemoryPresure(level);
- }
-
- @Override
- public void onLowMemory() {
- nativeOnMemoryPressure(MemoryPressureLevel.CRITICAL);
- }
-
- @Override
- public void onConfigurationChanged(Configuration configuration) {
- }
- });
- }
-
- /**
- * Used by applications to simulate a memory pressure signal. By throwing certain intent
- * actions.
- */
- public static boolean handleDebugIntent(Activity activity, String action) {
- if (ACTION_LOW_MEMORY.equals(action)) {
- simulateLowMemoryPressureSignal(activity);
- } else if (ACTION_TRIM_MEMORY.equals(action)) {
- simulateTrimMemoryPressureSignal(activity, ComponentCallbacks2.TRIM_MEMORY_COMPLETE);
- } else if (ACTION_TRIM_MEMORY_RUNNING_CRITICAL.equals(action)) {
- simulateTrimMemoryPressureSignal(activity,
- ComponentCallbacks2.TRIM_MEMORY_RUNNING_CRITICAL);
- } else if (ACTION_TRIM_MEMORY_MODERATE.equals(action)) {
- simulateTrimMemoryPressureSignal(activity, ComponentCallbacks2.TRIM_MEMORY_MODERATE);
- } else {
- return false;
- }
-
- return true;
- }
-
- public static void maybeNotifyMemoryPresure(int level) {
- if (level >= ComponentCallbacks2.TRIM_MEMORY_COMPLETE) {
- nativeOnMemoryPressure(MemoryPressureLevel.CRITICAL);
- } else if (level >= ComponentCallbacks2.TRIM_MEMORY_BACKGROUND
- || level == ComponentCallbacks2.TRIM_MEMORY_RUNNING_CRITICAL) {
- // Don't notifiy on TRIM_MEMORY_UI_HIDDEN, since this class only
- // dispatches actionable memory pressure signals to native.
- nativeOnMemoryPressure(MemoryPressureLevel.MODERATE);
- }
- }
-
- private static void simulateLowMemoryPressureSignal(Activity activity) {
- // The Application and the Activity each have a list of callbacks they notify when this
- // method is called. Notifying these will simulate the event at the App/Activity level
- // as well as trigger the listener bound from native in this process.
- activity.getApplication().onLowMemory();
- activity.onLowMemory();
- }
-
- private static void simulateTrimMemoryPressureSignal(Activity activity, int level) {
- // The Application and the Activity each have a list of callbacks they notify when this
- // method is called. Notifying these will simulate the event at the App/Activity level
- // as well as trigger the listener bound from native in this process.
- activity.getApplication().onTrimMemory(level);
- activity.onTrimMemory(level);
- }
-
- private static native void nativeOnMemoryPressure(int memoryPressureType);
-}
« no previous file with comments | « base/android/java/src/org/chromium/base/Log.java ('k') | base/android/java/src/org/chromium/base/NativeCall.java » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698