1 /* 2 * Copyright (C) 2015 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.car.content.pm; 18 19 import android.annotation.SystemApi; 20 import android.os.Parcel; 21 import android.os.Parcelable; 22 import android.util.Log; 23 24 import java.lang.reflect.InvocationTargetException; 25 import java.lang.reflect.Method; 26 import java.util.Arrays; 27 28 /** 29 * Contains application blocking policy 30 * @hide 31 */ 32 @SystemApi 33 public class CarAppBlockingPolicy implements Parcelable { 34 private static final String TAG = CarAppBlockingPolicy.class.getSimpleName(); 35 36 public final AppBlockingPackageInfo[] whitelists; 37 public final AppBlockingPackageInfo[] blacklists; 38 39 private static final Method sReadBlobMethod; 40 private static final Method sWriteBlobMethod; 41 42 static { 43 Class parcelClass = Parcel.class; 44 Method readBlob = null; 45 Method writeBlob = null; 46 try { 47 readBlob = parcelClass.getMethod("readBlob", new Class[] {}); 48 writeBlob = parcelClass.getMethod("writeBlob", new Class[] {byte[].class}); 49 } catch (NoSuchMethodException e) { 50 // use it only when both methods are available. 51 readBlob = null; 52 writeBlob = null; 53 } 54 sReadBlobMethod = readBlob; 55 sWriteBlobMethod = writeBlob; 56 } 57 CarAppBlockingPolicy(AppBlockingPackageInfo[] whitelists, AppBlockingPackageInfo[] blacklists)58 public CarAppBlockingPolicy(AppBlockingPackageInfo[] whitelists, 59 AppBlockingPackageInfo[] blacklists) { 60 this.whitelists = whitelists; 61 this.blacklists = blacklists; 62 } 63 CarAppBlockingPolicy(Parcel in)64 public CarAppBlockingPolicy(Parcel in) { 65 byte[] payload = in.readBlob(); 66 Parcel payloadParcel = Parcel.obtain(); 67 payloadParcel.unmarshall(payload, 0, payload.length); 68 // reset to initial position to read 69 payloadParcel.setDataPosition(0); 70 whitelists = payloadParcel.createTypedArray(AppBlockingPackageInfo.CREATOR); 71 blacklists = payloadParcel.createTypedArray(AppBlockingPackageInfo.CREATOR); 72 payloadParcel.recycle(); 73 } 74 75 @Override describeContents()76 public int describeContents() { 77 return 0; 78 } 79 80 @Override writeToParcel(Parcel dest, int flags)81 public void writeToParcel(Parcel dest, int flags) { 82 Parcel payloadParcel = Parcel.obtain(); 83 payloadParcel.writeTypedArray(whitelists, 0); 84 payloadParcel.writeTypedArray(blacklists, 0); 85 byte[] payload = payloadParcel.marshall(); 86 dest.writeBlob(payload); 87 payloadParcel.recycle(); 88 } 89 90 public static final Parcelable.Creator<CarAppBlockingPolicy> CREATOR 91 = new Parcelable.Creator<CarAppBlockingPolicy>() { 92 public CarAppBlockingPolicy createFromParcel(Parcel in) { 93 return new CarAppBlockingPolicy(in); 94 } 95 96 public CarAppBlockingPolicy[] newArray(int size) { 97 return new CarAppBlockingPolicy[size]; 98 } 99 }; 100 101 @Override hashCode()102 public int hashCode() { 103 final int prime = 31; 104 int result = 1; 105 result = prime * result + Arrays.hashCode(blacklists); 106 result = prime * result + Arrays.hashCode(whitelists); 107 return result; 108 } 109 110 @Override equals(Object obj)111 public boolean equals(Object obj) { 112 if (this == obj) { 113 return true; 114 } 115 if (obj == null) { 116 return false; 117 } 118 if (getClass() != obj.getClass()) { 119 return false; 120 } 121 CarAppBlockingPolicy other = (CarAppBlockingPolicy) obj; 122 if (!Arrays.equals(blacklists, other.blacklists)) { 123 return false; 124 } 125 if (!Arrays.equals(whitelists, other.whitelists)) { 126 return false; 127 } 128 return true; 129 } 130 131 @Override toString()132 public String toString() { 133 return "CarAppBlockingPolicy [whitelists=" + Arrays.toString(whitelists) + ", blacklists=" 134 + Arrays.toString(blacklists) + "]"; 135 } 136 } 137