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/*
 * $Id: TextRenderer.java,v 1.83.4.1 2007/08/30 19:26:18 rlubke Exp $
 */

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
 * identifying information: "Portions Copyrighted [year]
 * [name of copyright owner]"
 * 
 * Contributor(s):
 * 
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

// TextRenderer.java

package com.sun.faces.renderkit.html_basic;

import java.io.IOException;

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

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

/**
 * TextRenderer is a class that renders the current value of
 * UIInput or UIOutput component as a input field or
 * static text.
 */
public class TextRenderer extends HtmlBasicInputRenderer {


    private static final String[] INPUT_ATTRIBUTES =
          AttributeManager.getAttributes(AttributeManager.Key.INPUTTEXT);
    private static final String[] OUTPUT_ATTRIBUTES = 
          AttributeManager.getAttributes(AttributeManager.Key.OUTPUTTEXT);


    // ---------------------------------------------------------- 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);
        boolean shouldWriteIdAttribute = false;
        boolean isOutput = false;

        String style = (String) component.getAttributes().get("style");
        String styleClass = (String) component.getAttributes().get("styleClass");
        String dir = (String) component.getAttributes().get("dir");
        String lang = (String) component.getAttributes().get("lang");
        String title = (String) component.getAttributes().get("title");
        if (component instanceof UIInput) {
            writer.startElement("input", component);
            writeIdAttributeIfNecessary(context, writer, component);
            writer.writeAttribute("type", "text", null);
            writer.writeAttribute("name", (component.getClientId(context)),
                                  "clientId");

            // 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(component.getAttributes().get("autocomplete"))) {
                writer.writeAttribute("autocomplete",
                                      "off",
                                      "autocomplete");
            }

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

            // style is rendered as a passthur attribute
            RenderKitUtils.renderPassThruAttributes(writer,
                                                    component,
                                                    INPUT_ATTRIBUTES);
            RenderKitUtils.renderXHTMLStyleBooleanAttributes(writer, component);

            writer.endElement("input");

        } else if (isOutput = (component instanceof UIOutput)) {
            if (styleClass != null
                 || style != null
                 || dir != null
                 || lang != null
                 || title != null
                 || (shouldWriteIdAttribute = shouldWriteIdAttribute(component))) {
                writer.startElement("span", component);
                writeIdAttributeIfNecessary(context, writer, component);
                if (null != styleClass) {
                    writer.writeAttribute("class", styleClass, "styleClass");
                }
                // style is rendered as a passthru attribute
                RenderKitUtils.renderPassThruAttributes(writer,
                                                        component,
                                                        OUTPUT_ATTRIBUTES);

            }
            if (currentValue != null) {
                Object val = component.getAttributes().get("escape");
                if ((val != null) && Boolean.valueOf(val.toString())) {
                    writer.writeText(currentValue, component, "value");
                } else {
                    writer.write(currentValue);
                }
            }
        }
        if (isOutput && (styleClass != null
                 || style != null
                 || dir != null
                 || lang != null
                 || title != null
                 || (shouldWriteIdAttribute))) {
            writer.endElement("span");
        }

    }

    // The testcase for this class is TestRenderers_2.java

} // end of class TextRenderer