126 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Java
		
	
	
	
			
		
		
	
	
			126 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			Java
		
	
	
	
| /*
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|  * Copyright 2019 The Android Open Source Project
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|  *
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|  * Licensed under the Apache License, Version 2.0 (the "License");
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|  * you may not use this file except in compliance with the License.
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|  * You may obtain a copy of the License at
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|  *
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|  *      http://www.apache.org/licenses/LICENSE-2.0
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|  *
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|  * Unless required by applicable law or agreed to in writing, software
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|  * distributed under the License is distributed on an "AS IS" BASIS,
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|  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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|  * See the License for the specific language governing permissions and
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|  * limitations under the License.
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|  */
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| 
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| package com.android.pump.activity;
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| 
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| import android.app.Activity;
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| import android.content.ActivityNotFoundException;
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| import android.content.Context;
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| import android.content.Intent;
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| import android.os.Bundle;
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| import android.widget.Toast;
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| 
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| import androidx.annotation.NonNull;
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| import androidx.annotation.Nullable;
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| import androidx.annotation.UiThread;
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| 
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| import com.android.pump.util.Clog;
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| 
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| @UiThread
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| // This class needs to inherit from Activity in order for Theme.Translucent to be applied correctly.
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| public class ActivityStarterActivity extends /* NOT AppCompatActivity !!! */ Activity {
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|     private static final String TAG = Clog.tag(ActivityStarterActivity.class);
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| 
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|     private static final int REQUEST_CODE = 42;
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|     private static final String EXTRA_INTENT =
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|             "com.android.pump.activity.ActivityStarterActivity.EXTRA_INTENT";
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|     private static final String EXTRA_OPTIONS =
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|             "com.android.pump.activity.ActivityStarterActivity.EXTRA_OPTIONS";
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| 
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|     private boolean mApplicationCrashed;
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| 
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|     public static @NonNull Intent createStartIntent(@NonNull Context context,
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|             @NonNull Intent intent, @Nullable Bundle options) {
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|         Intent wrapperIntent = new Intent(context, ActivityStarterActivity.class);
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|         wrapperIntent.putExtra(EXTRA_INTENT, intent);
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|         wrapperIntent.putExtra(EXTRA_OPTIONS, options);
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|         return wrapperIntent;
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|     }
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| 
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|     @Override
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|     protected void onCreate(@Nullable Bundle savedInstanceState) {
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|         super.onCreate(savedInstanceState);
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| 
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|         if (savedInstanceState != null) {
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|             // We're already waiting for the activity to finish, so don't start another instance.
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|             mApplicationCrashed = true;
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|             return;
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|         }
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| 
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|         Intent intent = getIntent();
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|         Intent startIntent = getExtraIntent(intent);
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|         if (startIntent != null) {
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|             try {
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|                 Bundle options = intent.getParcelableExtra(EXTRA_OPTIONS);
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|                 startActivityForResult(startIntent, REQUEST_CODE, options);
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|                 mApplicationCrashed = true;
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|             } catch (ActivityNotFoundException e) {
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|                 Clog.w(TAG, "Failed to find activity for intent " + startIntent, e);
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| 
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|                 // TODO(b/123037263) I18n -- Move to resource
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|                 cancel("Failed to find application");
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|             } catch (SecurityException e) {
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|                 Clog.w(TAG, "No permission to launch intent " + startIntent, e);
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| 
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|                 // TODO(b/123037263) I18n -- Move to resource
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|                 cancel("No permission to launch application");
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|             }
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|         } else {
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|             throw new IllegalArgumentException(
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|                     "Couldn't find EXTRA_INTENT for activity starter activity");
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|         }
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|     }
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| 
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|     @Override
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|     protected void onDestroy() {
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|         super.onDestroy();
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| 
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|         if (!isFinishing()) {
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|             // The system is temporarily killing us, so ignore for now.
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|             return;
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|         }
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| 
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|         if (mApplicationCrashed) {
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|             Clog.w(TAG, "Activity crashed for intent " + getExtraIntent(getIntent()));
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| 
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|             // TODO(b/123037263) I18n -- Move to resource
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|             Toast.makeText(this, "Tried to start an external application but it crashed.",
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|                     Toast.LENGTH_SHORT).show();
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|         }
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|     }
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| 
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|     @Override
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|     public void onActivityResult(int requestCode, int resultCode, Intent data) {
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|         if (requestCode == REQUEST_CODE) {
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|             mApplicationCrashed = false;
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|             setResult(resultCode, data);
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|             finish();
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|         } else {
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|             super.onActivityResult(requestCode, resultCode, data);
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|         }
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|     }
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| 
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|     private @Nullable Intent getExtraIntent(@Nullable Intent intent) {
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|         return intent == null ? null : intent.getParcelableExtra(EXTRA_INTENT);
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|     }
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| 
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|     private void cancel(@NonNull CharSequence message) {
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|         Toast.makeText(this, message, Toast.LENGTH_SHORT).show();
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|         setResult(Activity.RESULT_CANCELED);
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|         finish();
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|     }
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| }
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