/*******************************************************************************
 * Copyright (c) 2005 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.equinox.registry.tracker;

import org.eclipse.equinox.registry.IExtensionPoint;

/**
 * A filter compares the given object to some pattern and returns true
 * if the two match and false otherwise..
 *
 * The API can be implemented by clients, however factory methods are 
 * available on IExtensionTracker.
 * 
 * @since 3.1
 */
public interface IFilter {
	/**
	 * Return true if the given object matches the criteria for this filter
	 * @param target the object to match
	 * @return true if the target matches this filter, false otherwise
	 */
	public boolean matches(IExtensionPoint target);
}