application/application-obr-resolver/src/main/java/org/apache/aries/application/resolver/obr/impl/RequirementImpl.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.aries.application.resolver.obr.impl;

import org.osgi.framework.Filter;
import org.apache.felix.bundlerepository.Capability;
import org.apache.felix.bundlerepository.Requirement;

/**
 * @version $Rev$ $Date$
 */
public class RequirementImpl implements Requirement
{
  private final String name;
  private final Filter filter;
  private final boolean multiple;
  private final boolean optional;
  private final boolean extend;
  private final String comment;

  public RequirementImpl(String name, Filter filter, boolean multiple, boolean optional, boolean extend, String comment)
  {
    this.name = name;
    this.filter = filter;
    this.multiple = multiple;
    this.optional = optional;
    this.extend = extend;
    this.comment = comment;
  }

  public String getName()
  {
    return name;
  }

  public String getFilter()
  {
    return filter.toString();
  }

  public boolean isMultiple()
  {
    return multiple;
  }

  public boolean isOptional()
  {
    return optional;
  }

  public boolean isExtend()
  {
    return extend;
  }

  public String getComment()
  {
    return comment;
  }

  public boolean isSatisfied(Capability capability)
  {
    return name.equals(capability.getName()) && filter.match(new MapToDictionary(capability.getPropertiesAsMap()));
  }
}