Merge "Fix issue #16311398: Limit number of documents a process can open" into lmp-dev

4 files changed, 173 insertions, 3 deletions

diff --git a/tests/ActivityTests/AndroidManifest.xml b/tests/ActivityTests/AndroidManifest.xml
index c0898d3..3fb547d 100644
--- a/tests/ActivityTests/AndroidManifest.xml
+++ b/tests/ActivityTests/AndroidManifest.xml
@@ -31,6 +31,11 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity android:name="SpamActivity" android:label="Spam!"
+                android:documentLaunchMode="always">
+        </activity>
+        <activity android:name="DocActivity" android:label="Some doc">
+        </activity>
         <service android:name="SingleUserService"
             android:singleUser="true" android:exported="true">
         </service>
diff --git a/tests/ActivityTests/src/com/google/android/test/activity/ActivityTestMain.java b/tests/ActivityTests/src/com/google/android/test/activity/ActivityTestMain.java
index 7f3aa77..ea0db56 100644
--- a/tests/ActivityTests/src/com/google/android/test/activity/ActivityTestMain.java
+++ b/tests/ActivityTests/src/com/google/android/test/activity/ActivityTestMain.java
@@ -21,6 +21,7 @@ import java.util.List;
 
 import android.app.Activity;
 import android.app.ActivityManager;
+import android.app.ActivityOptions;
 import android.app.AlertDialog;
 import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
@@ -29,13 +30,15 @@ import android.content.ContentProviderClient;
 import android.content.Intent;
 import android.content.ServiceConnection;
 import android.graphics.BitmapFactory;
+import android.net.Uri;
 import android.os.Bundle;
+import android.os.Handler;
 import android.os.IBinder;
+import android.os.Message;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.graphics.Bitmap;
-import android.view.WindowManager;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
@@ -60,6 +63,28 @@ public class ActivityTestMain extends Activity {
 
     ArrayList<ServiceConnection> mConnections = new ArrayList<ServiceConnection>();
 
+    static final int MSG_SPAM = 1;
+
+    final Handler mHandler = new Handler() {
+        @Override
+        public void handleMessage(Message msg) {
+            switch (msg.what) {
+                case MSG_SPAM: {
+                    boolean fg = msg.arg1 != 0;
+                    Intent intent = new Intent(ActivityTestMain.this, SpamActivity.class);
+                    Bundle options = null;
+                    if (fg) {
+                        ActivityOptions opts = ActivityOptions.makeLaunchTaskBehindAnimation();
+                        options = opts.toBundle();
+                    }
+                    startActivity(intent, options);
+                    scheduleSpam(!fg);
+                } break;
+            }
+            super.handleMessage(msg);
+        }
+    };
+
     class BroadcastResultReceiver extends BroadcastReceiver {
         @Override
         public void onReceive(Context context, Intent intent) {
@@ -143,7 +168,8 @@ public class ActivityTestMain extends Activity {
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         menu.add("Animate!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
-            @Override public boolean onMenuItemClick(MenuItem item) {
+            @Override
+            public boolean onMenuItemClick(MenuItem item) {
                 AlertDialog.Builder builder = new AlertDialog.Builder(ActivityTestMain.this,
                         R.style.SlowDialog);
                 builder.setTitle("This is a title");
@@ -316,6 +342,49 @@ public class ActivityTestMain extends Activity {
                 return true;
             }
         });
+        menu.add("Open Doc").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
+            @Override public boolean onMenuItemClick(MenuItem item) {
+                ActivityManager.AppTask task = findDocTask();
+                if (task == null) {
+                    Intent intent = new Intent(ActivityTestMain.this, DocActivity.class);
+                    intent.addFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT
+                            | Intent.FLAG_ACTIVITY_MULTIPLE_TASK
+                            | Intent.FLAG_ACTIVITY_RETAIN_IN_RECENTS);
+                    startActivity(intent);
+                } else {
+                    task.moveToFront();
+                }
+                return true;
+            }
+        });
+        menu.add("Stack Doc").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
+            @Override public boolean onMenuItemClick(MenuItem item) {
+                ActivityManager.AppTask task = findDocTask();
+                if (task != null) {
+                    ActivityManager.RecentTaskInfo recent = task.getTaskInfo();
+                    Intent intent = new Intent(ActivityTestMain.this, DocActivity.class);
+                    if (recent.id >= 0) {
+                        // Stack on top.
+                        intent.putExtra(DocActivity.LABEL, "Stacked");
+                        task.startActivity(ActivityTestMain.this, intent, null);
+                    } else {
+                        // Start root activity.
+                        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT
+                                | Intent.FLAG_ACTIVITY_MULTIPLE_TASK
+                                | Intent.FLAG_ACTIVITY_RETAIN_IN_RECENTS);
+                        intent.putExtra(DocActivity.LABEL, "New Root");
+                        task.startActivity(ActivityTestMain.this, intent, null);
+                    }
+                }
+                return true;
+            }
+        });
+        menu.add("Spam!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
+            @Override public boolean onMenuItemClick(MenuItem item) {
+                scheduleSpam(false);
+                return true;
+            }
+        });
         return true;
     }
 
@@ -342,6 +411,12 @@ public class ActivityTestMain extends Activity {
         mConnections.clear();
     }
 
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        mHandler.removeMessages(MSG_SPAM);
+    }
+
     void addAppRecents(int count) {
         ActivityManager am = (ActivityManager)getSystemService(Context.ACTIVITY_SERVICE);
         Intent intent = new Intent(Intent.ACTION_MAIN);
@@ -371,7 +446,31 @@ public class ActivityTestMain extends Activity {
             }
         }
     }
-     private View scrollWrap(View view) {
+
+    ActivityManager.AppTask findDocTask() {
+        ActivityManager am = (ActivityManager)getSystemService(Context.ACTIVITY_SERVICE);
+        List<ActivityManager.AppTask> tasks = am.getAppTasks();
+        if (tasks != null) {
+            for (int i=0; i<tasks.size(); i++) {
+                ActivityManager.AppTask task = tasks.get(i);
+                ActivityManager.RecentTaskInfo recent = task.getTaskInfo();
+                if (recent.baseIntent != null
+                        && recent.baseIntent.getComponent().getClassName().equals(
+                                DocActivity.class.getCanonicalName())) {
+                    return task;
+                }
+            }
+        }
+        return null;
+    }
+
+    void scheduleSpam(boolean fg) {
+        mHandler.removeMessages(MSG_SPAM);
+        Message msg = mHandler.obtainMessage(MSG_SPAM, fg ? 1 : 0, 0);
+        mHandler.sendMessageDelayed(msg, 500);
+    }
+
+    private View scrollWrap(View view) {
         ScrollView scroller = new ScrollView(this);
         scroller.addView(view, new ScrollView.LayoutParams(ScrollView.LayoutParams.MATCH_PARENT,
                 ScrollView.LayoutParams.MATCH_PARENT));
diff --git a/tests/ActivityTests/src/com/google/android/test/activity/DocActivity.java b/tests/ActivityTests/src/com/google/android/test/activity/DocActivity.java
new file mode 100644
index 0000000..6330c79
--- /dev/null
+++ b/tests/ActivityTests/src/com/google/android/test/activity/DocActivity.java
@@ -0,0 +1,35 @@
+/*
+ * 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.google.android.test.activity;
+
+import android.app.Activity;
+import android.app.ActivityManager;
+import android.os.Bundle;
+
+public class DocActivity extends Activity {
+    static final String LABEL = "label";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        String label = getIntent().getStringExtra(LABEL);
+        if (label != null) {
+            setTaskDescription(new ActivityManager.TaskDescription(label));
+            setTitle(label);
+        }
+    }
+}
diff --git a/tests/ActivityTests/src/com/google/android/test/activity/SpamActivity.java b/tests/ActivityTests/src/com/google/android/test/activity/SpamActivity.java
new file mode 100644
index 0000000..e5de559
--- /dev/null
+++ b/tests/ActivityTests/src/com/google/android/test/activity/SpamActivity.java
@@ -0,0 +1,31 @@
+/*
+ * 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.google.android.test.activity;
+
+import android.app.Activity;
+import android.os.Bundle;
+
+public class SpamActivity extends Activity {
+    byte[] mBytes;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        // Chew up some RAM -- 8 megs worth.
+        mBytes = new byte[8*1024*1024];
+    }
+}