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/*
* Copyright 2015 Open Networking Laboratory
*
* 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 org.onlab.jdvue;
import java.util.Objects;
import static com.google.common.base.MoreObjects.toStringHelper;
/**
* Abstraction of a dependency segment.
*
* @author Thomas Vachuska
*/
public class Dependency {
private final JavaPackage source;
private final JavaPackage target;
/**
* Creates a dependency from the specified source on the given target.
*
* @param source source of the dependency
* @param target target of the dependency
*/
public Dependency(JavaPackage source, JavaPackage target) {
this.source = source;
this.target = target;
}
/**
* Returns the dependency source.
*
* @return source Java package
*/
public JavaPackage getSource() {
return source;
}
/**
* Returns the dependency target.
*
* @return target Java package
*/
public JavaPackage getTarget() {
return target;
}
@Override
public boolean equals(Object obj) {
if (obj instanceof Dependency) {
Dependency that = (Dependency) obj;
return Objects.equals(source, that.source) &&
Objects.equals(target, that.target);
}
return false;
}
@Override
public int hashCode() {
return Objects.hash(source, target);
}
@Override
public String toString() {
return toStringHelper(this)
.add("source", source).add("target", target).toString();
}
}
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