| /* |
| * Copyright 2014-present Facebook, Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may |
| * not use this file except in compliance with the License. You may obtain |
| * a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package com.facebook.buck.cli; |
| |
| import com.facebook.buck.rules.ImmutableLabel; |
| import com.facebook.buck.rules.Label; |
| import com.google.common.base.Preconditions; |
| import com.google.common.base.Splitter; |
| import com.google.common.collect.ImmutableSet; |
| |
| import java.util.Set; |
| |
| public class LabelSelector { |
| private final boolean isInclusive; |
| private final Set<Label> labels; |
| |
| private static final Splitter splitter = |
| Splitter.on(TestLabelOptions.LABEL_SEPERATOR).trimResults().omitEmptyStrings(); |
| |
| static LabelSelector fromString(String raw) { |
| Preconditions.checkState(!raw.isEmpty()); |
| |
| boolean isInclusive = true; |
| if (raw.charAt(0) == '!') { |
| isInclusive = false; |
| raw = raw.substring(1); |
| } |
| |
| ImmutableSet.Builder<Label> labelBuilder = new ImmutableSet.Builder<>(); |
| Iterable<String> labelStrings = splitter.split(raw); |
| for (String labelString : labelStrings) { |
| BuckConfig.validateLabelName(labelString); |
| labelBuilder.add(ImmutableLabel.of(labelString)); |
| } |
| |
| return new LabelSelector(isInclusive, labelBuilder.build()); |
| } |
| |
| LabelSelector(boolean isInclusive, Set<Label> labels) { |
| this.isInclusive = isInclusive; |
| this.labels = labels; |
| } |
| |
| public boolean matches(Set<Label> rawLabels) { |
| return rawLabels.containsAll(labels); |
| } |
| |
| public boolean isInclusive() { |
| return isInclusive; |
| } |
| |
| public LabelSelector invert() { |
| return new LabelSelector(!isInclusive, labels); |
| } |
| } |