mercury-1.0.0-alpha-2/mercury-repo/mercury-repo-api/src/main/java/org/apache/maven/mercury/repository/api/ArtifactResults.java

/**
 *  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.mercury.repository.api;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.maven.mercury.artifact.Artifact;
import org.apache.maven.mercury.artifact.ArtifactBasicMetadata;

/**
 *
 *
 * @author Oleg Gusakov
 * @version $Id$
 */
public class ArtifactResults
extends AbstractRepOpResult
{
  Map< ArtifactBasicMetadata, List<Artifact>> _result = new HashMap<ArtifactBasicMetadata, List<Artifact>>(8);

  public ArtifactResults()
  {
  }
  
  public ArtifactResults( ArtifactBasicMetadata query, List<Artifact> result )
  {
    this._result.put( query, result );
  }
  
  public void add( ArtifactBasicMetadata query, Artifact result )
  {
    List<Artifact> res = _result.get( query );
    if( res == null )
    {
      res = new ArrayList<Artifact>(8);
      _result.put( query, res );
    }

    res.add( result );
  }
  
  public void addAll( ArtifactBasicMetadata query, List<Artifact> result )
  {
    List<Artifact> res = _result.get( query );
    if( res == null )
    {
      res = new ArrayList<Artifact>(8);
      _result.put( query, res );
    }

    res.addAll( result );
  }

  public Map< ArtifactBasicMetadata, List<Artifact>> getResults()
  {
    return _result;
  }

  public List<Artifact> getResults( ArtifactBasicMetadata query )
  {
    return _result.get( query );
  }

  @Override
  public boolean hasResults()
  {
    return ! _result.isEmpty();
  }

  @Override
  public boolean hasResults( ArtifactBasicMetadata key )
  {
    return ! _result.isEmpty() && _result.containsKey( key ) && ! _result.get( key ).isEmpty();
  }
  
}