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EE4J Compatible Implementation for Jakarta Faces API
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/*
 * 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
 */

// SecretRenderer.java

package com.sun.faces.renderkit.html_basic;

import java.io.IOException;

import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;

import com.sun.faces.renderkit.Attribute;
import com.sun.faces.renderkit.AttributeManager;
import com.sun.faces.renderkit.RenderKitUtils;

/**
 * SecretRenderer is a class that renders the current value of
 * UIInput component as a password field.
 */

public class SecretRenderer extends HtmlBasicInputRenderer {


    private static final Attribute[] ATTRIBUTES =
          AttributeManager.getAttributes(AttributeManager.Key.INPUTSECRET);

    // ---------------------------------------------------------- Public Methods


    @Override
    public void encodeBegin(FacesContext context, UIComponent component)
          throws IOException {

        rendererParamsNotNull(context, component);

    }

    // ------------------------------------------------------- Protected Methods


    @Override
    protected void getEndTextToRender(FacesContext context,
                                      UIComponent component,
                                      String currentValue)
          throws IOException {

        ResponseWriter writer = context.getResponseWriter();
        assert(writer != null);

        String redisplay = String.valueOf(component.getAttributes().get("redisplay"));
        if (redisplay == null || !redisplay.equals("true")) {
            currentValue = "";
        }

        writer.startElement("input", component);
        writeIdAttributeIfNecessary(context, writer, component);
        writer.writeAttribute("type", "password", "type");
        writer.writeAttribute("name", component.getClientId(context),
                              "clientId");

        String autoComplete = (String)
              component.getAttributes().get("autocomplete");
        if (autoComplete != null) {
            // only output the autocomplete attribute if the value
            // is 'off' since its lack of presence will be interpreted
            // as 'on' by the browser
            if ("off".equals(autoComplete)) {
                writer.writeAttribute("autocomplete",
                                      "off",
                                      "autocomplete");
            }
        }

        // render default text specified
        if (currentValue != null) {
            writer.writeAttribute("value", currentValue, "value");
        }

        RenderKitUtils.renderPassThruAttributes(context,
                                                writer,
                                                component,
                                                ATTRIBUTES,
                                                getNonOnChangeBehaviors(component));
        RenderKitUtils.renderXHTMLStyleBooleanAttributes(writer, component);

        RenderKitUtils.renderOnchange(context, component, false);

        String styleClass;
        if (null != (styleClass = (String)
              component.getAttributes().get("styleClass"))) {
            writer.writeAttribute("class", styleClass, "styleClass");
        }

        writer.endElement("input");

    }

} // end of class SecretRenderer