ruper2/src/java/core/org/krysalis/ruper2/repository/compare AbstractRepositoryComparator.java,NONE,1.1 PriorityComparator.java,NONE,1.1

Update of /cvsroot/metamorphosis/ruper2/src/java/core/org/krysalis/ruper2/repository/compare
In directory sc8-pr-cvs1:/tmp/cvs-serv30481/src/java/core/org/krysalis/ruper2/repository/compare

Added Files:
	AbstractRepositoryComparator.java PriorityComparator.java 
Log Message:
Avoid clash with existing Ruper...

--- NEW FILE: AbstractRepositoryComparator.java ---
/*
 * Created on Sep 10, 2003
 */
package org.krysalis.ruper2.repository.compare;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

import org.krysalis.ruper2.repository.Repository;
import org.krysalis.ruper2.util.chainprocess.Handler;
import org.krysalis.ruper2.util.text.MessageConstants;
import org.krysalis.ruper2.util.text.Messages;

/**
 * @author anou_mana
 */
public abstract class AbstractRepositoryComparator implements Comparator,Handler{

	public int compare(final Object object1, final Object object2) {
		int comparison = 0;

		if (object1 instanceof Repository) {
			if (object2 instanceof Repository) {

				comparison =
					compareRepositories((Repository) object1, (Repository) object2);
			}
			else {
				throw new IllegalArgumentException(
					Messages.getString(
				MessageConstants.WRONG_TYPE,
						new Object[] {
							object2.getClass().getName(),
							Repository.class.getName()}));
			}
		}
		else {
			throw new IllegalArgumentException(
				Messages.getString(
					MessageConstants.WRONG_TYPE,
					new Object[] {
						object1.getClass().getName(),
						Repository.class.getName()}));
		}
		
		return comparison;
	}

	public abstract int compareRepositories(
		final Repository repository1,
		final Repository repository2);
		
	public List process(final List list)
	{
		List processedList = new ArrayList(list);
		Collections.sort(processedList, this);
		return processedList;
	}
}

--- NEW FILE: PriorityComparator.java ---
/*
 * Created on Sep 10, 2003
 */
package org.krysalis.ruper2.repository.compare;

import java.util.Comparator;

import org.krysalis.ruper2.repository.Repository;
import org.krysalis.ruper2.repository.RepositoryAttribute;
/**
 * @author anou_mana
 */
public final class PriorityComparator extends AbstractRepositoryComparator {

	private static final PriorityComparator INSTANCE = new PriorityComparator();

	/**
	 * @param expression
	 */
	private PriorityComparator() {
		super();
	}

	public Comparator getInstance() {
		return INSTANCE;
	}

	public int compareRepositories(final Repository repository1, final Repository repository2) {
		int equals = -1;
		
		int priority1 = ((Integer)repository1.getAttributes().get(RepositoryAttribute.PRIORITY)).intValue();
		int priority2 = ((Integer)repository2.getAttributes().get(RepositoryAttribute.PRIORITY)).intValue();
		
		if( priority1 > priority2 )
			equals = 1;
		else if (priority1 == priority2 )
			equals =0;

		return equals;
	}
}




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