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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.eclipse.aether.util.filter;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.aether.graph.Dependency;
import org.eclipse.aether.graph.DependencyFilter;
import org.eclipse.aether.graph.DependencyNode;
import static java.util.Objects.requireNonNull;
/**
* A simple filter to exclude artifacts based on either artifact id or group id and artifact id.
*/
public final class ExclusionsDependencyFilter implements DependencyFilter {
private final Set excludes = new HashSet<>();
/**
* Creates a new filter using the specified exclude patterns. A pattern can either be of the form
* {@code groupId:artifactId} (recommended) or just {@code artifactId} (deprecated).
*
* @param excludes The exclude patterns, may be {@code null} or empty to exclude no artifacts.
*/
public ExclusionsDependencyFilter(Collection excludes) {
if (excludes != null) {
this.excludes.addAll(excludes);
}
}
public boolean accept(DependencyNode node, List parents) {
requireNonNull(node, "node cannot be null");
requireNonNull(parents, "parents cannot be null");
Dependency dependency = node.getDependency();
if (dependency == null) {
return true;
}
String id = dependency.getArtifact().getArtifactId();
if (excludes.contains(id)) {
return false;
}
id = dependency.getArtifact().getGroupId() + ':' + id;
return !(excludes.contains(id));
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null || !getClass().equals(obj.getClass())) {
return false;
}
ExclusionsDependencyFilter that = (ExclusionsDependencyFilter) obj;
return this.excludes.equals(that.excludes);
}
@Override
public int hashCode() {
int hash = 17;
hash = hash * 31 + excludes.hashCode();
return hash;
}
}