ruper2/src/java/core/org/krysalis/ruper/resource/compare StandardComparisons.java,NONE,1.1 NameComparator.java,NONE,1.1 VersionComparator.java,NONE,1.1 FilenameComparator.java,NONE,1.1 AbstractResourceComparator.java,NONE,1.1 TypeComparator.java,NONE,1.1

Update of /cvsroot/metamorphosis/ruper2/src/java/core/org/krysalis/ruper/resource/compare
In directory sc8-pr-cvs1:/tmp/cvs-serv13239/src/java/core/org/krysalis/ruper/resource/compare

Added Files:
	StandardComparisons.java NameComparator.java 
	VersionComparator.java FilenameComparator.java 
	AbstractResourceComparator.java TypeComparator.java 
Log Message:
Comparator

--- NEW FILE: StandardComparisons.java ---
/*
 * Created on Sep 4, 2003
 */
package org.krysalis.ruper.resource.compare;

import org.krysalis.ruper.util.ComparatorSet;

/**
 * @author arb_jack
 */
public class StandardComparisons {

	private static ComparatorSet l_nameTypeVersion = null;

	static {
		l_nameTypeVersion = new ComparatorSet();
		l_nameTypeVersion.addComparator(NameComparator.getInstance());
		l_nameTypeVersion.addComparator(TypeComparator.getInstance());
		l_nameTypeVersion.addComparator(VersionComparator.getInstance());
	}

	/**
	 * @return
	 */
	public static ComparatorSet getNameTypeVersion() {
		return l_nameTypeVersion;
	}
}

--- NEW FILE: NameComparator.java ---
/*
 * Created on Sep 4, 2003
 */
package org.krysalis.ruper.resource.compare;

import java.util.Comparator;

import org.krysalis.ruper.resource.Resource;

/**
 * @author arb_jack
 */
public final class NameComparator extends AbstractResourceComparator {

	private static final NameComparator INSTANCE = new NameComparator();

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

	public static Comparator getInstance() {
		return INSTANCE;
	}

	public int compareResources(
		final Resource resource1,
		final Resource resource2) {
		int comparison =
			resource1.getIdentifier().getId().compareToIgnoreCase(
				resource2.getIdentifier().getId());
		return comparison;
	}
}

--- NEW FILE: VersionComparator.java ---
/*
 * Created on Sep 4, 2003
 */
package org.krysalis.ruper.resource.compare;

import java.util.Comparator;

import org.krysalis.ruper.resource.Resource;
import org.krysalis.version.Version;

/**
 * @author arb_jack
 */
public final class VersionComparator extends AbstractResourceComparator {

	private static final VersionComparator INSTANCE = new VersionComparator();

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

	public static Comparator getInstance() {
		return INSTANCE;
	}

	public int compareResources(
		final Resource resource1,
		final Resource resource2) {
		final Version version1 = resource1.getVersion();
		final Version version2 = resource2.getVersion();

		int comparison = 0;

		if (null != version1) {
			if (null != version2) {
				comparison = version1.compareTo(version2);
			}
			else
				comparison = 1;
		}
		else
			comparison = (null == version2) ? 0 : -1;

		return comparison;
	}
}

--- NEW FILE: FilenameComparator.java ---
/*
 * Created on Sep 4, 2003
 */
package org.krysalis.ruper.resource.compare;

import java.util.Comparator;

import org.krysalis.ruper.resource.Resource;

/**
 * @author arb_jack
 */
public final class FilenameComparator extends AbstractResourceComparator {

	private static final FilenameComparator INSTANCE = new FilenameComparator();

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

	public Comparator getInstance() {
		return INSTANCE;
	}

	public int compareResources(final Resource resource1, final Resource resource2) {
		int comparison =
			resource1.getFilename().compareToIgnoreCase(
				resource2.getFilename());
		return comparison;
	}
}

--- NEW FILE: AbstractResourceComparator.java ---
/*
 * Created on Sep 4, 2003
 */
package org.krysalis.ruper.resource.compare;

import java.util.Comparator;

import org.krysalis.ruper.resource.Resource;
import org.krysalis.ruper.util.text.Messages;
import org.krysalis.version.util.SystemUtils;

/**
 * @author arb_jack
 */
public abstract class AbstractResourceComparator implements Comparator {

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

		if (object1 instanceof Resource) {
			if (object2 instanceof Resource) {

				System.out.println(
					SystemUtils.getShortName(getClass())
						+ ": "
						+ object1
						+ " & "
						+ object2);

				comparison =
					compareResources((Resource) object1, (Resource) object2);
			}
			else
				throw new IllegalArgumentException(
					Messages.getString(
						"WRONG_TYPE",
						new Object[] {
							object2.getClass().getName(),
							Resource.class.getName()}));
		}
		else
			throw new IllegalArgumentException(
				Messages.getString(
					"WRONG_TYPE",
					new Object[] {
						object1.getClass().getName(),
						Resource.class.getName()}));

		return comparison;
	}

	public abstract int compareResources(
		final Resource resource1,
		final Resource resource2);
}

--- NEW FILE: TypeComparator.java ---
/*
 * Created on Sep 4, 2003
 */
package org.krysalis.ruper.resource.compare;

import java.util.Comparator;

import org.krysalis.ruper.resource.Resource;

/**
 * @author arb_jack
 */
public final class TypeComparator extends AbstractResourceComparator {

	private static final TypeComparator INSTANCE = new TypeComparator();

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

	public static Comparator getInstance() {
		return INSTANCE;
	}

	public int compareResources(
		final Resource resource1,
		final Resource resource2) {
		int comparison =
			resource1.getType().compareTo(
				resource2.getType());
		return comparison;
	}
}




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