/*
* Copyright 2016-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.versions;
import com.facebook.buck.model.BuildTarget;
import com.facebook.buck.rules.TargetNode;
import com.facebook.buck.util.MoreCollectors;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import java.util.Map;
public class VersionedTargetGraphFactory {
private VersionedTargetGraphFactory() {}
public static VersionedTargetGraph newInstance(
ImmutableMap<BuildTarget, TargetNode<?, ?>> index) {
VersionedTargetGraph.Builder builder = VersionedTargetGraph.builder();
for (Map.Entry<BuildTarget, TargetNode<?, ?>> ent : index.entrySet()) {
builder.addNode(ent.getKey(), ent.getValue());
for (BuildTarget dep : ent.getValue().getBuildDeps()) {
builder.addEdge(ent.getValue(), Preconditions.checkNotNull(index.get(dep), dep));
}
}
return builder.build();
}
public static VersionedTargetGraph newInstance(ImmutableList<TargetNode<?, ?>> nodes) {
return newInstance(
nodes.stream().collect(MoreCollectors.toImmutableMap(TargetNode::getBuildTarget, n -> n)));
}
}