Home | History | Annotate | Download | only in servertransaction 
      1 /*
      2  * Copyright 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.app.servertransaction;
     18 
     19 import android.app.ClientTransactionHandler;
     20 import android.content.res.Configuration;
     21 import android.os.IBinder;
     22 import android.os.Parcel;
     23 
     24 import java.util.Objects;
     25 
     26 /**
     27  * App configuration change message.
     28  * @hide
     29  */
     30 public class ConfigurationChangeItem extends ClientTransactionItem {
     31 
     32     private Configuration mConfiguration;
     33 
     34     @Override
     35     public void preExecute(android.app.ClientTransactionHandler client, IBinder token) {
     36         client.updatePendingConfiguration(mConfiguration);
     37     }
     38 
     39     @Override
     40     public void execute(ClientTransactionHandler client, IBinder token,
     41             PendingTransactionActions pendingActions) {
     42         client.handleConfigurationChanged(mConfiguration);
     43     }
     44 
     45 
     46     // ObjectPoolItem implementation
     47 
     48     private ConfigurationChangeItem() {}
     49 
     50     /** Obtain an instance initialized with provided params. */
     51     public static ConfigurationChangeItem obtain(Configuration config) {
     52         ConfigurationChangeItem instance = ObjectPool.obtain(ConfigurationChangeItem.class);
     53         if (instance == null) {
     54             instance = new ConfigurationChangeItem();
     55         }
     56         instance.mConfiguration = config;
     57 
     58         return instance;
     59     }
     60 
     61     @Override
     62     public void recycle() {
     63         mConfiguration = null;
     64         ObjectPool.recycle(this);
     65     }
     66 
     67 
     68     // Parcelable implementation
     69 
     70     /** Write to Parcel. */
     71     @Override
     72     public void writeToParcel(Parcel dest, int flags) {
     73         dest.writeTypedObject(mConfiguration, flags);
     74     }
     75 
     76     /** Read from Parcel. */
     77     private ConfigurationChangeItem(Parcel in) {
     78         mConfiguration = in.readTypedObject(Configuration.CREATOR);
     79     }
     80 
     81     public static final Creator<ConfigurationChangeItem> CREATOR =
     82             new Creator<ConfigurationChangeItem>() {
     83         public ConfigurationChangeItem createFromParcel(Parcel in) {
     84             return new ConfigurationChangeItem(in);
     85         }
     86 
     87         public ConfigurationChangeItem[] newArray(int size) {
     88             return new ConfigurationChangeItem[size];
     89         }
     90     };
     91 
     92     @Override
     93     public boolean equals(Object o) {
     94         if (this == o) {
     95             return true;
     96         }
     97         if (o == null || getClass() != o.getClass()) {
     98             return false;
     99         }
    100         final ConfigurationChangeItem other = (ConfigurationChangeItem) o;
    101         return Objects.equals(mConfiguration, other.mConfiguration);
    102     }
    103 
    104     @Override
    105     public int hashCode() {
    106         return mConfiguration.hashCode();
    107     }
    108 
    109     @Override
    110     public String toString() {
    111         return "ConfigurationChangeItem{config=" + mConfiguration + "}";
    112     }
    113 }
    114