org.codeartisans.java.sos.wizard.model.WizardPageID Maven / Gradle / Ivy
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/*
* Copyright (c) 2009, Paul Merlin. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.codeartisans.java.sos.wizard.model;
/**
* WizardPageID is a class used to identify a page.
*
* Pages with the same WizardPageID should refer to the same WizardPage instance.
*
* @author Paul Merlin
*/
public class WizardPageID
{
private static int nextHashCode;
private final int index;
@SuppressWarnings( value = "ValueOfIncrementOrDecrementUsed" )
public WizardPageID()
{
index = ++nextHashCode;
}
@Override
public final int hashCode()
{
return index;
}
@Override
public String toString()
{
return new StringBuilder( "PageID@" ).append( index ).toString();
}
}