/**
*
*/
package org.jboss.portletbridge;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.Locale;
import javax.portlet.CacheControl;
import javax.portlet.MimeResponse;
import javax.portlet.PortletURL;
import javax.portlet.ResourceURL;
import javax.portlet.filter.PortletResponseWrapper;
import org.jboss.portletbridge.io.FastBufferOutputStream;
import org.jboss.portletbridge.io.FastPrintWriter;
import org.jboss.portletbridge.util.PlatformUtil;
/**
* @author asmirnov
*
*/
public class BufferedMimeResponseWrapper extends PortletResponseWrapper
implements MimeResponse {
private FastBufferOutputStream fastBufferStream = null;
private FastPrintWriter fastPrintWriter = null;
public BufferedMimeResponseWrapper(MimeResponse response) {
super(response);
}
@Override
public MimeResponse getResponse() {
return (MimeResponse) super.getResponse();
}
/**
* @return
* @throws IOException
* @see javax.portlet.RenderResponse#getPortletOutputStream()
*/
public FastBufferOutputStream getPortletOutputStream() throws IOException {
if (fastBufferStream == null) {
fastBufferStream = new FastBufferOutputStream();
}
return fastBufferStream;
}
/**
* @return
* @throws IOException
* @see javax.portlet.RenderResponse#getWriter()
*/
public FastPrintWriter getWriter() throws IOException {
if (fastPrintWriter == null) {
fastPrintWriter = new FastPrintWriter();
}
return fastPrintWriter;
}
public void resetBuffers() {
if (fastBufferStream != null) {
fastBufferStream.reset();
}
if (fastPrintWriter != null) {
fastPrintWriter.reset();
}
}
/**
* @see javax.portlet.RenderResponse#reset()
*/
public void reset() {
getResponse().reset();
resetBuffers();
}
/**
* @see javax.portlet.RenderResponse#resetBuffer()
*/
public void resetBuffer() {
if(!isCommitted()){
getResponse().resetBuffer();
}
resetBuffers();
}
/**
* @throws IOException
* @see javax.portlet.RenderResponse#flushBuffer()
*/
public void flushBuffer() throws IOException {
getResponse().flushBuffer();
}
public void writeBufferedData() throws IOException {
if (fastBufferStream != null) {
OutputStream outputStream = getResponse().getPortletOutputStream();
fastBufferStream.writeTo(outputStream);
outputStream.flush();
} else if (fastPrintWriter != null) {
PrintWriter writer = getResponse().getWriter();
fastPrintWriter.writeTo(writer);
writer.flush();
}
}
public String toString() {
if (fastBufferStream != null) {
return "Stream content: "+fastBufferStream.toString();
} else if (fastPrintWriter != null) {
return "Writer content: "+fastPrintWriter.toString();
} else {
return super.toString()+", no data written";
}
}
public boolean isUseWriter() {
return fastBufferStream == null;
}
public PortletURL createActionURL() {
return getResponse().createActionURL();
}
public PortletURL createRenderURL() {
return getResponse().createRenderURL();
}
public ResourceURL createResourceURL() {
return PlatformUtil.createResourceURL(getResponse());
}
public int getBufferSize() {
return getResponse().getBufferSize();
}
public CacheControl getCacheControl() {
return getResponse().getCacheControl();
}
public String getCharacterEncoding() {
return getResponse().getCharacterEncoding();
}
public String getContentType() {
return getResponse().getCharacterEncoding();
}
public Locale getLocale() {
return getResponse().getLocale();
}
public boolean isCommitted() {
return getResponse().isCommitted();
}
public void setBufferSize(int size) {
getResponse().setBufferSize(size);
}
public void setContentType(String type) {
getResponse().setContentType(type);
}
/**
* Hook method for ajax rendering.
* @param name
* @param value
*/
public void setHeader(String name, String value) {
setProperty(name, value);
}
}