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 static java.util.Objects.requireNonNull; 20 21 import android.annotation.NonNull; 22 import android.annotation.Nullable; 23 import android.app.ClientTransactionHandler; 24 import android.content.res.CompatibilityInfo; 25 import android.content.res.Configuration; 26 import android.os.Parcel; 27 28 import java.util.Objects; 29 30 /** 31 * App configuration change message. 32 * 33 * @hide 34 */ 35 public class ConfigurationChangeItem extends ClientTransactionItem { 36 37 @NonNull 38 private final Configuration mConfiguration; 39 40 private final int mDeviceId; 41 ConfigurationChangeItem(@onNull Configuration config, int deviceId)42 public ConfigurationChangeItem(@NonNull Configuration config, int deviceId) { 43 mConfiguration = new Configuration(config); 44 mDeviceId = deviceId; 45 } 46 47 @Override preExecute(@onNull ClientTransactionHandler client)48 public void preExecute(@NonNull ClientTransactionHandler client) { 49 CompatibilityInfo.applyOverrideIfNeeded(mConfiguration); 50 client.updatePendingConfiguration(mConfiguration); 51 } 52 53 @Override execute(@onNull ClientTransactionHandler client, @NonNull PendingTransactionActions pendingActions)54 public void execute(@NonNull ClientTransactionHandler client, 55 @NonNull PendingTransactionActions pendingActions) { 56 client.handleConfigurationChanged(mConfiguration, mDeviceId); 57 } 58 59 // Parcelable implementation 60 61 /** Writes to Parcel. */ 62 @Override writeToParcel(Parcel dest, int flags)63 public void writeToParcel(Parcel dest, int flags) { 64 dest.writeTypedObject(mConfiguration, flags); 65 dest.writeInt(mDeviceId); 66 } 67 68 /** Reads from Parcel. */ ConfigurationChangeItem(Parcel in)69 private ConfigurationChangeItem(Parcel in) { 70 mConfiguration = requireNonNull(in.readTypedObject(Configuration.CREATOR)); 71 mDeviceId = in.readInt(); 72 } 73 74 public static final @android.annotation.NonNull Creator<ConfigurationChangeItem> CREATOR = 75 new Creator<>() { 76 public ConfigurationChangeItem createFromParcel(Parcel in) { 77 return new ConfigurationChangeItem(in); 78 } 79 80 public ConfigurationChangeItem[] newArray(int size) { 81 return new ConfigurationChangeItem[size]; 82 } 83 }; 84 85 @Override equals(@ullable Object o)86 public boolean equals(@Nullable Object o) { 87 if (this == o) { 88 return true; 89 } 90 if (o == null || getClass() != o.getClass()) { 91 return false; 92 } 93 final ConfigurationChangeItem other = (ConfigurationChangeItem) o; 94 return Objects.equals(mConfiguration, other.mConfiguration) 95 && mDeviceId == other.mDeviceId; 96 } 97 98 @Override hashCode()99 public int hashCode() { 100 int result = 17; 101 result = 31 * result + mDeviceId; 102 result = 31 * result + mConfiguration.hashCode(); 103 return result; 104 } 105 106 @Override toString()107 public String toString() { 108 return "ConfigurationChangeItem{deviceId=" + mDeviceId + ", config" + mConfiguration + "}"; 109 } 110 } 111