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Spring Cloud Contract Shaded Dependencies
package org.eclipse.aether.util.filter;
/*
* 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.
*/
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.aether.graph.DependencyFilter;
import org.eclipse.aether.graph.DependencyNode;
/**
* A dependency filter that combines zero or more other filters using a logical {@code AND}. The resulting filter
* accepts a given dependency node if and only if all constituent filters accept it.
*/
public final class AndDependencyFilter
implements DependencyFilter
{
private final Set filters = new LinkedHashSet<>();
/**
* Creates a new filter from the specified filters. Prefer {@link #newInstance(DependencyFilter, DependencyFilter)}
* if any of the input filters might be {@code null}.
*
* @param filters The filters to combine, may be {@code null} but must not contain {@code null} elements.
*/
public AndDependencyFilter( DependencyFilter... filters )
{
if ( filters != null )
{
Collections.addAll( this.filters, filters );
}
}
/**
* Creates a new filter from the specified filters.
*
* @param filters The filters to combine, may be {@code null} but must not contain {@code null} elements.
*/
public AndDependencyFilter( Collection filters )
{
if ( filters != null )
{
this.filters.addAll( filters );
}
}
/**
* Creates a new filter from the specified filters.
*
* @param filter1 The first filter to combine, may be {@code null}.
* @param filter2 The second filter to combine, may be {@code null}.
* @return The combined filter or {@code null} if both filter were {@code null}.
*/
public static DependencyFilter newInstance( DependencyFilter filter1, DependencyFilter filter2 )
{
if ( filter1 == null )
{
return filter2;
}
else if ( filter2 == null )
{
return filter1;
}
return new AndDependencyFilter( filter1, filter2 );
}
public boolean accept( DependencyNode node, List parents )
{
for ( DependencyFilter filter : filters )
{
if ( !filter.accept( node, parents ) )
{
return false;
}
}
return true;
}
@Override
public boolean equals( Object obj )
{
if ( this == obj )
{
return true;
}
if ( obj == null || !getClass().equals( obj.getClass() ) )
{
return false;
}
AndDependencyFilter that = (AndDependencyFilter) obj;
return this.filters.equals( that.filters );
}
@Override
public int hashCode()
{
int hash = getClass().hashCode();
hash = hash * 31 + filters.hashCode();
return hash;
}
}