org.primefaces.component.importenum.EnumHashMap Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright (c) 2009-2023 PrimeTek Informatics
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.component.importenum;
import java.util.HashMap;
import javax.faces.FacesException;
/**
* Custom {@link HashMap} which throws an {@link FacesException} if the key/constant does not exist.
*
* @param The key type.
* @param The value type.
*/
public class EnumHashMap extends HashMap {
private static final long serialVersionUID = 1L;
private final Class clazz;
public EnumHashMap(Class clazz) {
this.clazz = clazz;
}
@Override
public V get(Object key) {
if (!containsKey(key)) {
throw new FacesException("Class " + clazz.getName() + " does not contain the enum " + key);
}
return super.get(key);
}
}