com.sun.faces.facelets.tag.ui.ParamHandler Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.faces.facelets.tag.ui;
import com.sun.faces.facelets.tag.TagHandlerImpl;
import javax.el.ValueExpression;
import javax.faces.component.UIComponent;
import javax.faces.view.facelets.FaceletContext;
import javax.faces.view.facelets.TagAttribute;
import javax.faces.view.facelets.TagConfig;
import java.io.IOException;
/**
* @author Jacob Hookom
*/
public class ParamHandler extends TagHandlerImpl {
private final TagAttribute name;
private final TagAttribute value;
/**
* @param config
*/
public ParamHandler(TagConfig config) {
super(config);
this.name = this.getRequiredAttribute("name");
this.value = this.getRequiredAttribute("value");
}
/*
* (non-Javadoc)
*
* @see com.sun.facelets.FaceletHandler#apply(com.sun.facelets.FaceletContext,
* javax.faces.component.UIComponent)
*/
@Override
public void apply(FaceletContext ctx, UIComponent parent)
throws IOException {
String nameStr = this.name.getValue(ctx);
ValueExpression valueVE = this.value.getValueExpression(ctx,
Object.class);
ctx.getVariableMapper().setVariable(nameStr, valueVE);
}
}