| /* |
| * Copyright 2015-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.rules; |
| |
| import com.facebook.buck.model.BuildTarget; |
| import com.facebook.buck.model.HasTests; |
| |
| import com.google.common.collect.ImmutableSortedSet; |
| |
| /** |
| * Utility class to work with {@link TargetNode} objects. |
| */ |
| public class TargetNodes { |
| // Utility class, do not instantiate. |
| private TargetNodes() { } |
| |
| /** |
| * If {@code node} refers to a node which contains references to its |
| * tests, returns the tests associated with that node. |
| * |
| * Otherwise, returns an empty set. |
| */ |
| public static ImmutableSortedSet<BuildTarget> getTestTargetsForNode(TargetNode<?> node) { |
| if (node.getConstructorArg() instanceof HasTests) { |
| return ((HasTests) node.getConstructorArg()).getTests(); |
| } else { |
| return ImmutableSortedSet.of(); |
| } |
| } |
| } |