RienaID.java

/*******************************************************************************
 * Copyright (c) 2009 EclipseSource and others. All rights reserved. This
 * program and the accompanying materials are made available under the terms of
 * the Eclipse Public License v1.0 which accompanies this distribution, and is
 * available at http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   EclipseSource - initial API and implementation
 ******************************************************************************/
package org.eclipse.ecf.provider.riena.identity;

import org.eclipse.core.runtime.Assert;
import org.eclipse.ecf.core.identity.BaseID;

public class RienaID extends BaseID {

	private static final long serialVersionUID = -439251125954095550L;

	private String url;
	private int hc;

	public RienaID(RienaNamespace ns, String url) {
		super(ns);
		Assert.isNotNull(url);
		if (url.startsWith(RienaNamespace.SCHEME
				+ RienaNamespace.SCHEME_SEPARATOR)) {
			this.url = url
					.substring((RienaNamespace.SCHEME + RienaNamespace.SCHEME_SEPARATOR)
							.length());
		} else
			this.url = url;
		this.hc = (RienaNamespace.SCHEME + RienaNamespace.SCHEME_SEPARATOR + this.url)
				.hashCode();
	}

	protected int namespaceCompareTo(BaseID o) {
		if (o == null)
			return Integer.MIN_VALUE;
		if (!(o instanceof RienaID))
			return Integer.MIN_VALUE;
		return this.url.compareTo(((RienaID) o).url);
	}

	protected boolean namespaceEquals(BaseID o) {
		if (o == null)
			return false;
		if (!(o instanceof RienaID))
			return false;
		return this.url.equals(((RienaID) o).url);
	}

	protected String namespaceGetName() {
		return RienaNamespace.NAME + RienaNamespace.SCHEME_SEPARATOR + this.url;
	}

	protected int namespaceHashCode() {
		return hc;
	}

	public String getURL() {
		return url;
	}
}