/*
    * 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.apache.maven.artifact.resolver.filter;
  
  import java.util.ArrayList;
  import java.util.Iterator;
  import java.util.LinkedHashSet;
  import java.util.List;
  import java.util.Set;
  
  import org.apache.maven.artifact.Artifact;
  
  /**
   * Apply multiple filters.
   *
   * @author <a href="mailto:brett@apache.org">Brett Porter</a>
   */
  public class AndArtifactFilter implements ArtifactFilter {
      private Set<ArtifactFilter> filters;
  
      public AndArtifactFilter() {
          this.filters = new LinkedHashSet<>();
      }
  
      public AndArtifactFilter(List<ArtifactFilter> filters) {
          this.filters = new LinkedHashSet<>(filters);
      }
  
      public boolean include(Artifact artifact) {
          boolean include = true;
          for (Iterator<ArtifactFilter> i = filters.iterator(); i.hasNext() && include; ) {
              ArtifactFilter filter = i.next();
              if (!filter.include(artifact)) {
                  include = false;
              }
          }
          return include;
      }
  
      public void add(ArtifactFilter artifactFilter) {
          filters.add(artifactFilter);
      }
  
      public List<ArtifactFilter> getFilters() {
          return new ArrayList<>(filters);
      }
  
      @Override
      public int hashCode() {
          int hash = 17;
          hash = hash * 31 + filters.hashCode();
          return hash;
      }
  
      @Override
      public boolean equals(Object obj) {
          if (this == obj) {
              return true;
          }
  
          if (!(obj instanceof AndArtifactFilter)) {
              return false;
          }
  
          AndArtifactFilter other = (AndArtifactFilter) obj;
  
          return filters.equals(other.filters);
      }
  }