1/* 2 * Copyright (C) 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 */ 16package android.content.pm; 17 18import android.annotation.IntRange; 19import android.annotation.NonNull; 20import android.os.Parcel; 21import android.os.Parcelable; 22 23import java.lang.annotation.Retention; 24import java.lang.annotation.RetentionPolicy; 25 26/** 27 * Encapsulates a package and its version code. 28 */ 29public final class VersionedPackage implements Parcelable { 30 private final String mPackageName; 31 private final int mVersionCode; 32 33 /** @hide */ 34 @Retention(RetentionPolicy.SOURCE) 35 @IntRange(from = PackageManager.VERSION_CODE_HIGHEST) 36 public @interface VersionCode{} 37 38 /** 39 * Creates a new instance. Use {@link PackageManager#VERSION_CODE_HIGHEST} 40 * to refer to the highest version code of this package. 41 * @param packageName The package name. 42 * @param versionCode The version code. 43 */ 44 public VersionedPackage(@NonNull String packageName, 45 @VersionCode int versionCode) { 46 mPackageName = packageName; 47 mVersionCode = versionCode; 48 } 49 50 private VersionedPackage(Parcel parcel) { 51 mPackageName = parcel.readString(); 52 mVersionCode = parcel.readInt(); 53 } 54 55 /** 56 * Gets the package name. 57 * 58 * @return The package name. 59 */ 60 public @NonNull String getPackageName() { 61 return mPackageName; 62 } 63 64 /** 65 * Gets the version code. 66 * 67 * @return The version code. 68 */ 69 public @VersionCode int getVersionCode() { 70 return mVersionCode; 71 } 72 73 @Override 74 public String toString() { 75 return "VersionedPackage[" + mPackageName + "/" + mVersionCode + "]"; 76 } 77 78 @Override 79 public int describeContents() { 80 return 0; 81 } 82 83 @Override 84 public void writeToParcel(Parcel parcel, int flags) { 85 parcel.writeString(mPackageName); 86 parcel.writeInt(mVersionCode); 87 } 88 89 public static final Creator<VersionedPackage> CREATOR = new Creator<VersionedPackage>() { 90 @Override 91 public VersionedPackage createFromParcel(Parcel source) { 92 return new VersionedPackage(source); 93 } 94 95 @Override 96 public VersionedPackage[] newArray(int size) { 97 return new VersionedPackage[size]; 98 } 99 }; 100} 101