blob: 2b5eac77f6cc969363ca4849ece01effcfbd9240 [file] [log] [blame]
/*
* Copyright 2012-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.graph;
import com.google.common.collect.ImmutableSet;
public interface ImmutableDirectedAcyclicGraph<T> {
public ImmutableSet<T> getOutgoingNodesFor(T source);
public ImmutableSet<T> getIncomingNodesFor(T sink);
public ImmutableSet<T> getNodesWithNoOutgoingEdges();
public ImmutableSet<T> getNodesWithNoIncomingEdges();
}