Damien Martin-Guillerez | f88f4d8 | 2015-09-25 13:56:55 +0000 | [diff] [blame] | 1 | // Copyright 2014 The Bazel Authors. All rights reserved. |
Han-Wen Nienhuys | d08b27f | 2015-02-25 16:45:20 +0100 | [diff] [blame] | 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | package com.google.devtools.build.skyframe; |
| 15 | |
| 16 | import com.google.common.collect.ImmutableList; |
| 17 | import com.google.common.collect.ImmutableMap; |
| 18 | |
Michajlo Matijkiw | 2b71efe | 2015-06-19 19:23:16 +0000 | [diff] [blame] | 19 | import java.util.Collection; |
Han-Wen Nienhuys | d08b27f | 2015-02-25 16:45:20 +0100 | [diff] [blame] | 20 | import java.util.Map; |
| 21 | |
| 22 | /** |
| 23 | * Immutable implementation of {@link Differencer.Diff}. |
| 24 | */ |
| 25 | public class ImmutableDiff implements Differencer.Diff { |
| 26 | |
| 27 | private final ImmutableList<SkyKey> valuesToInvalidate; |
| 28 | private final ImmutableMap<SkyKey, SkyValue> valuesToInject; |
| 29 | |
| 30 | public ImmutableDiff(Iterable<SkyKey> valuesToInvalidate, Map<SkyKey, SkyValue> valuesToInject) { |
| 31 | this.valuesToInvalidate = ImmutableList.copyOf(valuesToInvalidate); |
| 32 | this.valuesToInject = ImmutableMap.copyOf(valuesToInject); |
| 33 | } |
| 34 | |
| 35 | @Override |
Michajlo Matijkiw | 2b71efe | 2015-06-19 19:23:16 +0000 | [diff] [blame] | 36 | public Collection<SkyKey> changedKeysWithoutNewValues() { |
Han-Wen Nienhuys | d08b27f | 2015-02-25 16:45:20 +0100 | [diff] [blame] | 37 | return valuesToInvalidate; |
| 38 | } |
| 39 | |
| 40 | @Override |
| 41 | public Map<SkyKey, SkyValue> changedKeysWithNewValues() { |
| 42 | return valuesToInject; |
| 43 | } |
| 44 | } |