javax.faces.component.html.HtmlInputHidden Maven / Gradle / Ivy

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JSR-000372: JavaServer(TM) Faces 2.3 API

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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * 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 javax.faces.component.html;

import java.util.ArrayList;
import java.util.List;
import javax.el.ValueExpression;
import javax.faces.component.UIInput;

/**
 * Represents an HTML input element
 * of type hidden.
 * By default, the rendererType property must be set to "javax.faces.Hidden".
 * This value can be changed by calling the setRendererType() method.
 */
public class HtmlInputHidden extends UIInput {



    private static final String OPTIMIZED_PACKAGE = "javax.faces.component.";

    public HtmlInputHidden() {
        super();
        setRendererType("javax.faces.Hidden");
    }


    /**
     * The standard component type for this component.
     */
    public static final String COMPONENT_TYPE = "javax.faces.HtmlInputHidden";


    protected enum PropertyKeys {
;
        String toString;
        PropertyKeys(String toString) { this.toString = toString; }
        PropertyKeys() { }
        public String toString() {
            return ((toString != null) ? toString : super.toString());
        }
}

    private void handleAttribute(String name, Object value) {
        List setAttributes = (List) this.getAttributes().get("javax.faces.component.UIComponentBase.attributesThatAreSet");
        if (setAttributes == null) {
            String cname = this.getClass().getName();
            if (cname != null && cname.startsWith(OPTIMIZED_PACKAGE)) {
                setAttributes = new ArrayList(6);
                this.getAttributes().put("javax.faces.component.UIComponentBase.attributesThatAreSet", setAttributes);
            }
        }
        if (setAttributes != null) {
            if (value == null) {
                ValueExpression ve = getValueExpression(name);
                if (ve == null) {
                    setAttributes.remove(name);
                }
            } else if (!setAttributes.contains(name)) {
                setAttributes.add(name);
            }
        }
    }

}