PreferencePolicy.java

/*
 * #%L
 * Gravia :: Resolver
 * %%
 * Copyright (C) 2010 - 2014 JBoss by Red Hat
 * %%
 * Licensed 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
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 * #L%
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package org.jboss.gravia.resolver;

import java.util.Comparator;
import java.util.List;

import org.jboss.gravia.resource.Capability;


/**
 * A preference policy for providers
 *
 * @author thomas.diesler@jboss.com
 * @since 02-Jul-2010
 */
public interface PreferencePolicy {

    /**
     * Sort the given providers according to their preference
     */
    void sort(List<Capability> providers);
    
    /**
     * Get the capability comparator
     */
    Comparator<Capability> getComparator();
}