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/*******************************************************************************
 * Copyright (c) 2006 IBM Corporation.
 * 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 - Jeff Briggs, Henry Hughes, Ryan Morse
 *******************************************************************************/

package org.eclipse.linuxtools.systemtap.graphing.core.structures;

public class GraphData implements Cloneable {
    public int xSeries;
    public int[] ySeries;
    public String key;
    public String graphID;
    public String title;

    @Override
    public GraphData clone() {
        GraphData gd = new GraphData();
        gd.xSeries = this.xSeries;
        gd.ySeries = this.ySeries == null ? null : this.ySeries.clone();
        gd.key = this.key == null ? null : this.key;
        gd.graphID = this.graphID == null ? null : this.graphID;
        gd.title = this.title == null ? null : this.title;
        return gd;
    }

    /**
     * Indicates whether all properties of this GraphData are the same as another GraphData.
     * @param gd The GraphData to compare with.
     * @return <code>true</code> if all properties are equal, or <code>false</code> otherwise.
     * @since 1.1
     */
    public boolean equals(GraphData gd) {
        if (gd.ySeries != null && this.ySeries != null) {
            if (gd.ySeries.length != this.ySeries.length) {
                return false;
            }
            for (int i = 0; i < this.ySeries.length; i++) {
                if (gd.ySeries[i] != this.ySeries[i]) {
                    return false;
                }
            }
        } else if (gd.ySeries != this.ySeries) {
            return false;
        }

        if ((gd.key != this.key)
                && (gd.key != null && this.key != null && !gd.key.equals(this.key))) {
            return false;
        }

        if ((gd.graphID != this.graphID)
                && (gd.graphID != null && this.graphID != null && !gd.graphID.equals(this.graphID))) {
            return false;
        }

        if ((gd.title != this.title)
                && (gd.title != null && this.title != null && !gd.title.equals(this.title))) {
            return false;
        }

        return gd.xSeries == this.xSeries;
    }
}

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