1 /* 2 * Copyright (C) 2018 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.voicemail.impl; 18 19 import com.google.auto.value.AutoValue; 20 import com.google.common.base.Optional; 21 22 /** 23 * Matches a {@link CarrierIdentifier}. Full equality check on CarrierIdentifiers is often unfit 24 * because non-MVNO carriers usually just specify the {@link CarrierIdentifier#mccMnc()} while their 25 * {@link CarrierIdentifier#gid1()} could be anything. This matcher ignore fields that are not 26 * specified in the matcher. 27 */ 28 @AutoValue 29 public abstract class CarrierIdentifierMatcher { 30 mccMnc()31 public abstract String mccMnc(); 32 gid1()33 public abstract Optional<String> gid1(); 34 builder()35 public static Builder builder() { 36 return new AutoValue_CarrierIdentifierMatcher.Builder(); 37 } 38 39 /** Builder for the matcher */ 40 @AutoValue.Builder 41 public abstract static class Builder { setMccMnc(String mccMnc)42 public abstract Builder setMccMnc(String mccMnc); 43 setGid1(String gid1)44 public abstract Builder setGid1(String gid1); 45 build()46 public abstract CarrierIdentifierMatcher build(); 47 } 48 matches(CarrierIdentifier carrierIdentifier)49 public boolean matches(CarrierIdentifier carrierIdentifier) { 50 if (!mccMnc().equals(carrierIdentifier.mccMnc())) { 51 return false; 52 } 53 if (gid1().isPresent()) { 54 if (!gid1().get().equalsIgnoreCase(carrierIdentifier.gid1())) { 55 return false; 56 } 57 } 58 return true; 59 } 60 } 61