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package com.sun.jersey.api.core;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;
import junit.framework.TestCase;


/**
 * @author Paul.Sandoz@Sun.Com
 */
public abstract class AbstractResourceConfigOrderTest extends TestCase {

    public static class One {
    }

    public static class Two {
    }
    
    public static class Three {
    }

    protected final static List<Class<?>> LIST =
            getList(Arrays.asList(One.class, Two.class, Three.class));
    
    protected static <T> List<T> getList(List<T> l) {
        for (int i = 0; i < l.size(); i++) {
            List<T> l1 = new ArrayList<T>(new HashSet<T>(l));
            List<T> l2 = new ArrayList<T>(new LinkedHashSet<T>(l));
            if (!l1.equals(l2)) {
                break;
            }
            Collections.rotate(l, 1);
        }
        return l;
    }
}