/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* ---------------------------
* CategoryLabelWidthType.java
* ---------------------------
* (C) Copyright 2004-2008, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes:
* --------
* 24-Mar-2004 : Version 1 (DG);
*
*/
package org.jfree.chart.axis;
import java.io.ObjectStreamException;
import java.io.Serializable;
/**
* Represents the width types for a category label.
*/
public final class CategoryLabelWidthType implements Serializable {
/** For serialization. */
private static final long serialVersionUID = -6976024792582949656L;
/** Percentage of category. */
public static final CategoryLabelWidthType
CATEGORY = new CategoryLabelWidthType(
"CategoryLabelWidthType.CATEGORY"
);
/** Percentage of range. */
public static final CategoryLabelWidthType
RANGE = new CategoryLabelWidthType("CategoryLabelWidthType.RANGE");
/** The name. */
private String name;
/**
* Private constructor.
*
* @param name the name (<code>null</code> not permitted).
*/
private CategoryLabelWidthType(String name) {
if (name == null) {
throw new IllegalArgumentException("Null 'name' argument.");
}
this.name = name;
}
/**
* Returns a string representing the object.
*
* @return The string (never </code>null</code>).
*/
public String toString() {
return this.name;
}
/**
* Returns <code>true</code> if this object is equal to the specified
* object, and <code>false</code> otherwise.
*
* @param obj the other object.
*
* @return A boolean.
*/
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof CategoryLabelWidthType)) {
return false;
}
CategoryLabelWidthType t = (CategoryLabelWidthType) obj;
if (!this.name.equals(t.toString())) {
return false;
}
return true;
}
/**
* Ensures that serialization returns the unique instances.
*
* @return The object.
*
* @throws ObjectStreamException if there is a problem.
*/
private Object readResolve() throws ObjectStreamException {
if (this.equals(CategoryLabelWidthType.CATEGORY)) {
return CategoryLabelWidthType.CATEGORY;
}
else if (this.equals(CategoryLabelWidthType.RANGE)) {
return CategoryLabelWidthType.RANGE;
}
return null;
}
}