Merge "Add BackgroundDexOptService"

tustar · May 7, 2014 · a21ba5b · a21ba5b
2 parents edb88bc + 7395a8a
commit a21ba5b
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Showing 4 changed files with 183 additions and 2 deletions.
diff --git a/services/java/com/android/server/MountService.java b/services/java/com/android/server/MountService.java
@@ -187,7 +187,7 @@ class VoldResponseCode {
         public static final int FstrimCompleted                = 700;
     }
 
-    private Context mContext;
+    private final Context mContext;
     private NativeDaemonConnector mConnector;
 
     private final Object mVolumesLock = new Object();

diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
@@ -60,6 +60,7 @@
 import com.android.server.net.NetworkPolicyManagerService;
 import com.android.server.net.NetworkStatsService;
 import com.android.server.os.SchedulingPolicyService;
+import com.android.server.pm.BackgroundDexOptService;
 import com.android.server.pm.Installer;
 import com.android.server.pm.PackageManagerService;
 import com.android.server.pm.UserManagerService;
@@ -815,6 +816,13 @@ public void run() {
                 } catch (Throwable e) {
                     reportWtf("starting MediaRouterService", e);
                 }
+
+                try {
+                    Slog.i(TAG, "BackgroundDexOptService");
+                    new BackgroundDexOptService(context);
+                } catch (Throwable e) {
+                    reportWtf("starting BackgroundDexOptService", e);
+                }
             }
         }
 

diff --git a/services/java/com/android/server/pm/BackgroundDexOptService.java b/services/java/com/android/server/pm/BackgroundDexOptService.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.pm;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.ServiceManager;
+import android.os.UserHandle;
+import android.util.Log;
+
+import java.util.HashSet;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+/**
+ * {@hide}
+ */
+public class BackgroundDexOptService {
+
+    static final String TAG = "BackgroundDexOptService";
+
+    private final BroadcastReceiver mIdleMaintenanceReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            String action = intent.getAction();
+            if (Intent.ACTION_IDLE_MAINTENANCE_START.equals(action)) {
+                onIdleStart();
+            } else if (Intent.ACTION_IDLE_MAINTENANCE_END.equals(action)) {
+                onIdleStop();
+            }
+        }
+    };
+
+    final PackageManagerService mPackageManager;
+
+    final AtomicBoolean mIdleTime = new AtomicBoolean(false);
+
+    public BackgroundDexOptService(Context context) {
+        mPackageManager = (PackageManagerService)ServiceManager.getService("package");
+
+        IntentFilter idleMaintenanceFilter = new IntentFilter();
+        idleMaintenanceFilter.addAction(Intent.ACTION_IDLE_MAINTENANCE_START);
+        idleMaintenanceFilter.addAction(Intent.ACTION_IDLE_MAINTENANCE_END);
+        context.registerReceiverAsUser(mIdleMaintenanceReceiver, UserHandle.ALL,
+                                       idleMaintenanceFilter, null, null);
+    }
+
+    public boolean onIdleStart() {
+        Log.i(TAG, "onIdleStart");
+        if (mPackageManager.isStorageLow()) {
+            return false;
+        }
+        final HashSet<String> pkgs = mPackageManager.getPackagesThatNeedDexOpt();
+        if (pkgs == null) {
+            return false;
+        }
+        mIdleTime.set(true);
+        new Thread("BackgroundDexOptService_DexOpter") {
+            @Override
+            public void run() {
+                for (String pkg : pkgs) {
+                    if (!mIdleTime.get()) {
+                        break;
+                    }
+                    mPackageManager.performDexOpt(pkg, false);
+                }
+            }
+        }.start();
+        return true;
+    }
+
+    public void onIdleStop() {
+        Log.i(TAG, "onIdleStop");
+        mIdleTime.set(false);
+    }
+}