Index: chrome/android/java/src/org/chromium/chrome/browser/browseractions/BrowserActionsTabPersistencePolicy.java |
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/browseractions/BrowserActionsTabPersistencePolicy.java b/chrome/android/java/src/org/chromium/chrome/browser/browseractions/BrowserActionsTabPersistencePolicy.java |
new file mode 100644 |
index 0000000000000000000000000000000000000000..cacf47462dc99d857197febe1a6ed2cd0f1d2c92 |
--- /dev/null |
+++ b/chrome/android/java/src/org/chromium/chrome/browser/browseractions/BrowserActionsTabPersistencePolicy.java |
@@ -0,0 +1,109 @@ |
+// Copyright 2017 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.chrome.browser.browseractions; |
+ |
+import android.os.StrictMode; |
+ |
+import org.chromium.base.Callback; |
+import org.chromium.base.Log; |
+import org.chromium.chrome.browser.compositor.layouts.content.TabContentManager; |
+import org.chromium.chrome.browser.tabmodel.TabPersistencePolicy; |
+import org.chromium.chrome.browser.tabmodel.TabPersistentStore; |
+ |
+import java.io.File; |
+import java.util.List; |
+import java.util.concurrent.Executor; |
+ |
+import javax.annotation.Nullable; |
+ |
+/** |
+ * Handles the Browser Actions Tab specific behaviors of tab persistence. |
+ */ |
+public class BrowserActionsTabPersistencePolicy implements TabPersistencePolicy { |
+ static final String SAVED_STATE_DIRECTORY = "browser_actions"; |
+ |
+ private static final String TAG = "tabmodel"; |
+ |
+ /** Prevents two state directories from getting created simultaneously. */ |
+ private static final Object DIR_CREATION_LOCK = new Object(); |
+ |
+ private static File sStateDirectory; |
+ |
+ @Override |
+ public File getOrCreateStateDirectory() { |
Yusuf
2017/07/18 22:59:47
so the only current behavior change from the paren
ltian
2017/08/07 23:24:11
To merge the Browser Actions tabs into normal Chro
|
+ return getOrCreateBrowserActionsModeStateDirectory(); |
+ } |
+ |
+ @Override |
+ public String getStateFileName() { |
+ return TabPersistentStore.getStateFileName("0"); |
+ } |
+ |
+ @Override |
+ public boolean shouldMergeOnStartup() { |
Yusuf
2017/07/18 22:59:47
so we are not merging the tabs back in yet? What h
ltian
2017/08/07 23:24:11
Yes, this CL does not deal with tab merging. So if
|
+ return false; |
+ } |
+ |
+ @Override |
+ @Nullable |
+ public String getStateToBeMergedFileName() { |
+ return null; |
+ } |
+ |
+ @Override |
+ public boolean performInitialization(Executor executor) { |
+ return true; |
+ } |
+ |
+ @Override |
+ public void waitForInitializationToFinish() {} |
+ |
+ @Override |
+ public boolean isMergeInProgress() { |
+ return false; |
+ } |
+ |
+ @Override |
+ public void setMergeInProgress(boolean isStarted) { |
+ assert false : "Merge not supported in Browser Actions"; |
+ } |
+ |
+ @Override |
+ public void cancelCleanupInProgress() {} |
+ |
+ @Override |
+ public void cleanupUnusedFiles(Callback<List<String>> filesToDelete) {} |
+ |
+ @Override |
+ public void setTabContentManager(TabContentManager cache) {} |
+ |
+ @Override |
+ public void notifyStateLoaded(int tabCountAtStartup) {} |
+ |
+ @Override |
+ public void destroy() {} |
+ |
+ /** |
+ * The folder where the state should be saved to. |
+ * @return A file representing the directory that contains TabModelSelector states. |
+ */ |
+ public static File getOrCreateBrowserActionsModeStateDirectory() { |
+ synchronized (DIR_CREATION_LOCK) { |
+ if (sStateDirectory == null) { |
+ sStateDirectory = new File( |
+ TabPersistentStore.getOrCreateBaseStateDirectory(), SAVED_STATE_DIRECTORY); |
+ StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites(); |
+ try { |
+ if (!sStateDirectory.exists() && !sStateDirectory.mkdirs()) { |
+ Log.e(TAG, "Failed to create state folder: " + sStateDirectory); |
+ } |
+ } finally { |
+ StrictMode.setThreadPolicy(oldPolicy); |
+ } |
+ } |
+ } |
+ return sStateDirectory; |
+ } |
+} |