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      1 /*
      2  * Copyright (C) 2014 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 com.android.internal.content;
     18 
     19 import android.content.Intent;
     20 import android.os.Parcel;
     21 
     22 import java.util.Objects;
     23 
     24 /**
     25  * Subclass of Intent that also contains referrer (as a package name) information.
     26  */
     27 public class ReferrerIntent extends Intent {
     28     public final String mReferrer;
     29 
     30     public ReferrerIntent(Intent baseIntent, String referrer) {
     31         super(baseIntent);
     32         mReferrer = referrer;
     33     }
     34 
     35     public void writeToParcel(Parcel dest, int parcelableFlags) {
     36         super.writeToParcel(dest, parcelableFlags);
     37         dest.writeString(mReferrer);
     38     }
     39 
     40     ReferrerIntent(Parcel in) {
     41         readFromParcel(in);
     42         mReferrer = in.readString();
     43     }
     44 
     45     public static final Creator<ReferrerIntent> CREATOR = new Creator<ReferrerIntent>() {
     46         public ReferrerIntent createFromParcel(Parcel source) {
     47             return new ReferrerIntent(source);
     48         }
     49         public ReferrerIntent[] newArray(int size) {
     50             return new ReferrerIntent[size];
     51         }
     52     };
     53 
     54     @Override
     55     public boolean equals(Object obj) {
     56         if (obj == null || !(obj instanceof ReferrerIntent)) {
     57             return false;
     58         }
     59         final ReferrerIntent other = (ReferrerIntent) obj;
     60         return filterEquals(other) && Objects.equals(mReferrer, other.mReferrer);
     61     }
     62 
     63     @Override
     64     public int hashCode() {
     65         int result = 17;
     66         result = 31 * result + filterHashCode();
     67         result = 31 * result + Objects.hashCode(mReferrer);
     68         return result;
     69     }
     70 }
     71