/*
* $Id: CustomRenderKitImpl.java,v 1.7 2007/04/27 22:01:16 ofung Exp $
*/
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*
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* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
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// CustomRenderKitImpl.java
package com.sun.faces.systest.render;
import com.sun.faces.util.MessageUtils;
import javax.faces.context.ResponseStream;
import javax.faces.context.ResponseWriter;
import javax.faces.render.RenderKit;
import javax.faces.render.Renderer;
import javax.faces.render.ResponseStateManager;
import java.io.IOException;
import java.io.OutputStream;
import java.io.Writer;
import java.util.HashMap;
/**
* <B>CustomRenderKitImpl</B> is a class ...
* <p/>
* <B>Lifetime And Scope</B> <P>
*
* @version $Id: CustomRenderKitImpl.java,v 1.7 2007/04/27 22:01:16 ofung Exp $
*/
public class CustomRenderKitImpl extends RenderKit {
//
// Protected Constants
//
//
// Class Variables
//
//
// Instance Variables
//
// used for ResponseWriter creation;
private static String HTML_CONTENT_TYPE = "text/html";
private static String CHAR_ENCODING = "ISO-8859-1";
//
// Ivars used during actual client lifetime
//
// Relationship Instance Variables
/**
* Keys are String renderer family. Values are HashMaps. Nested
* HashMap keys are Strings for the rendererType, and values are the
* Renderer instances themselves.
*/
private HashMap rendererFamilies;
private ResponseStateManager responseStateManager = null;
//
// Constructors and Initializers
//
public CustomRenderKitImpl() {
super();
rendererFamilies = new HashMap();
}
//
// Class methods
//
//
// General Methods
//
//
// Methods From RenderKit
//
public void addRenderer(String family, String rendererType,
Renderer renderer) {
if (family == null) {
String message = MessageUtils.getExceptionMessageString
(MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "family");
throw new NullPointerException(message);
}
if (rendererType == null) {
String message = MessageUtils.getExceptionMessageString
(MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "rendererType");
throw new NullPointerException(message);
}
if (renderer == null) {
String message = MessageUtils.getExceptionMessageString
(MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "renderer");
throw new NullPointerException(message);
}
HashMap renderers = null;
synchronized (rendererFamilies) {
// PENDING(edburns): generics would be nice here.
if (null == (renderers = (HashMap) rendererFamilies.get(family))) {
rendererFamilies.put(family, renderers = new HashMap());
}
renderers.put(rendererType, renderer);
}
}
public Renderer getRenderer(String family, String rendererType) {
if (rendererType == null) {
String message = MessageUtils.getExceptionMessageString
(MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "rendererType");
throw new NullPointerException(message);
}
if (family == null) {
String message = MessageUtils.getExceptionMessageString
(MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "family");
throw new NullPointerException(message);
}
assert (rendererFamilies != null);
HashMap renderers = null;
Renderer renderer = null;
if (null != (renderers = (HashMap) rendererFamilies.get(family))) {
renderer = (Renderer) renderers.get(rendererType);
}
return renderer;
}
public synchronized ResponseStateManager getResponseStateManager() {
if (responseStateManager == null) {
responseStateManager = new CustomResponseStateManagerImpl();
}
return responseStateManager;
}
public ResponseWriter createResponseWriter(Writer writer, String contentTypeList,
String characterEncoding) {
if (writer == null) {
return null;
}
// Set the default content type to html; However, if a content type list
// argument was specified, make sure it contains an html content type;
// PENDING(rogerk) ideally, we want to analyze the content type string
// in more detail, to determine the preferred content type - as outlined in
// http://www.ietf.org/rfc/rfc2616.txt?number=2616 - Section 14.1
// (since this is not an html renderkit);
//
String contentType = HTML_CONTENT_TYPE;
if (contentTypeList != null) {
if (contentTypeList.indexOf(contentType) < 0) {
throw new IllegalArgumentException(MessageUtils.getExceptionMessageString(
MessageUtils.CONTENT_TYPE_ERROR_MESSAGE_ID));
}
}
if (characterEncoding == null) {
characterEncoding = CHAR_ENCODING;
}
return new CustomResponseWriter(writer, contentType, characterEncoding);
}
public ResponseStream createResponseStream(OutputStream out) {
final OutputStream output = out;
return new ResponseStream() {
public void write(int b) throws IOException {
output.write(b);
}
public void write(byte b[]) throws IOException {
output.write(b);
}
public void write(byte b[], int off, int len) throws IOException {
output.write(b, off, len);
}
public void flush() throws IOException {
output.flush();
}
public void close() throws IOException {
output.close();
}
};
}
// The test for this class is in TestRenderKit.java
} // end of class CustomRenderKitImpl