bundles/org.eclipse.equinox.p2.metadata.repository/src/org/eclipse/equinox/internal/p2/metadata/mirror/VersionRangedName.java

/*******************************************************************************
 * Copyright (c) 2008 Code 9 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:
 *     Code 9 - initial API and implementation
 *     IBM - ongoing development
 *******************************************************************************/
package org.eclipse.equinox.internal.p2.metadata.mirror;

import org.eclipse.equinox.internal.provisional.p2.metadata.VersionRange;

public class VersionRangedName {
	private final String id;
	private final VersionRange range;

	/**
	 * Creates and returns a new version ranged id from the given spec.  The spec should be
	 * id/version range.
	 * @param spec the spec for the version ranged id to create
	 * @return the parsed versioned id
	 */
	public static VersionRangedName parse(String spec) {
		String[] segments = MirrorApplication.getArrayArgsFromString(spec, "/"); //$NON-NLS-1$
		return new VersionRangedName(segments[0], segments.length == 1 ? null : segments[1]);
	}

	public VersionRangedName(String id, String rangeSpec) {
		this(id, new VersionRange(rangeSpec));
	}

	public VersionRangedName(String id, VersionRange range) {
		if (id == null)
			throw new IllegalArgumentException("id cannot be null"); //$NON-NLS-1$
		this.id = id;
		this.range = range != null ? range : new VersionRange(null);
	}

	public String getId() {
		return id;
	}

	public VersionRange getVersionRange() {
		return range;
	}

	public String toString() {
		return id + "/" + (range == null ? VersionRange.emptyRange.toString() : range.toString()); //$NON-NLS-1$
	}
}