org.primefaces.context.PrimeExternalContext Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright (c) 2009-2024 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.context;
import javax.faces.context.ExternalContext;
import javax.faces.context.ExternalContextWrapper;
import javax.faces.context.FacesContext;
public class PrimeExternalContext extends ExternalContextWrapper {
public PrimeExternalContext(ExternalContext wrapped) {
super(wrapped);
}
public static PrimeExternalContext getCurrentInstance(FacesContext facesContext) {
ExternalContext externalContext = facesContext.getExternalContext();
while (externalContext != null) {
if (externalContext instanceof PrimeExternalContext) {
return (PrimeExternalContext) externalContext;
}
if (externalContext instanceof ExternalContextWrapper) {
externalContext = ((ExternalContextWrapper) externalContext).getWrapped();
}
else {
return null;
}
}
return null;
}
}