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Mark.java

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common
 * Development and Distribution License("CDDL") (collectively, the
 * "License"). You may not use this file except in compliance with the
 * License. You can obtain a copy of the License at
 * http://www.netbeans.org/cddl-gplv2.html
 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
 * specific language governing permissions and limitations under the
 * License.  When distributing the software, include this License Header
 * Notice in each file and include the License file at
 * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the GPL Version 2 section of the License file that
 * accompanied this code. If applicable, add the following below the
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 * your own identifying information:
 * "Portions Copyrighted [year] [name of copyright owner]"
 *
 * Contributor(s):
 * The Original Software is NetBeans. The Initial Developer of the Original
 * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
 * Microsystems, Inc. All Rights Reserved.
 *
 * If you wish your version of this file to be governed by only the CDDL
 * or only the GPL Version 2, indicate your decision by adding
 * "[Contributor] elects to include this software in this distribution
 * under the [CDDL or GPL Version 2] license." If you do not indicate a
 * single choice of license, a recipient has the option to distribute
 * your version of this file under either the CDDL, the GPL Version 2 or
 * to extend the choice of license to its licensees as provided above.
 * However, if you add GPL Version 2 code and therefore, elected the GPL
 * Version 2 license, then the option applies only if the new code is
 * made subject to such option by the copyright holder.
 */

package org.netbeans.lib.profiler.marker;


/**
 *
 * @author Jaroslav Bachorik
 */
00048 public class Mark implements Cloneable {
    //~ Static fields/initializers -----------------------------------------------------------------------------------------------
    
    public static final short DEFAULT_ID = 0;
    public static final char ID_NONE = (char) 0;
    private static short counter = 1;
    public static final Mark DEFAULT = new Mark(DEFAULT_ID); 
    
    //~ Instance fields ----------------------------------------------------------------------------------------------------------
    public final short id;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    /** Creates a new instance of Mark */
00062     public Mark(short value) {
        this.id = value;
    }
    
    public Mark() {
        this.id = counter++;
    }

    public boolean isDefault() {
        return this.equals(DEFAULT);
    }
    
    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public short getId() {
        return id;
    }

    public Object clone() throws CloneNotSupportedException {
        return super.clone();
    }

    public boolean equals(Object other) {
        if (other == null) {
            return false;
        }

        if (!(other instanceof Mark)) {
            return false;
        }

        return id == ((Mark) other).id;
    }

    public int hashCode() {
        int hash = 5;
        hash = 43 * hash + this.id;
        return hash;
    }
}

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