org.atmosphere.gwt.server.impl
Class ManagedStreamResponseWriter

java.lang.Object
  org.atmosphere.gwt.server.impl.GwtResponseWriterImpl
      org.atmosphere.gwt.server.impl.ManagedStreamResponseWriter

All Implemented Interfaces:

GwtResponseWriter

Direct Known Subclasses:

IFrameResponseWriter, StreamingProtocolResponseWriter

public abstract class ManagedStreamResponseWriter
extends GwtResponseWriterImpl

Author:

p.havelaar

Field Summary

protected boolean	chrome
protected Integer	length

Fields inherited from class org.atmosphere.gwt.server.impl.GwtResponseWriterImpl

logger, resource, shouldEscapeText, writer

Constructor Summary

ManagedStreamResponseWriter(GwtAtmosphereResourceImpl resource)

Method Summary

protected abstract void	doRefresh()
protected void	doSuspend()
protected OutputStream	getOutputStream(OutputStream outputStream)
protected abstract CharSequence	getPadding(int padding)
protected abstract int	getPaddingRequired()
void	heartbeat() Write a heartbeat message to the associated HTTP response.
protected abstract boolean	isOverRefreshLength(int written)
void	write(List<? extends Serializable> messages, boolean flush) Write a list of message to the associated HTTP response.

Methods inherited from class org.atmosphere.gwt.server.impl.GwtResponseWriterImpl

doHeartbeat, doSendError, doTerminate, doWrite, escapeText, getJsonSerializer, getLastWriteTime, getRequest, getResponse, getSerializationMode, hasSession, initiate, isTerminated, sendError, sendError, serialize, shouldEscapeText, supportsDeflate, suspend, terminate, write, write, write

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

length

protected Integer length

chrome

protected final boolean chrome

Constructor Detail

ManagedStreamResponseWriter

public ManagedStreamResponseWriter(GwtAtmosphereResourceImpl resource)

Method Detail

getOutputStream

protected OutputStream getOutputStream(OutputStream outputStream)

Overrides:

getOutputStream in class GwtResponseWriterImpl

doSuspend

protected void doSuspend()
                  throws IOException

Specified by:

doSuspend in class GwtResponseWriterImpl

Throws:

IOException

write

public void write(List<? extends Serializable> messages,
                  boolean flush)
           throws IOException,
                  SerializationException

Description copied from interface: GwtResponseWriter

Write a list of message to the associated HTTP response. This method may be more optimal to the single message version. Flush the HTTP output stream if flush is true.

Specified by:

write in interface GwtResponseWriter

Overrides:

write in class GwtResponseWriterImpl

Throws:

IOException

SerializationException

heartbeat

public void heartbeat()
               throws IOException

Description copied from interface: GwtResponseWriter

Write a heartbeat message to the associated HTTP response.

Specified by:

heartbeat in interface GwtResponseWriter

Overrides:

heartbeat in class GwtResponseWriterImpl

Throws:

IOException

doRefresh

protected abstract void doRefresh()
                           throws IOException

Throws:

IOException

getPaddingRequired

protected abstract int getPaddingRequired()

getPadding

protected abstract CharSequence getPadding(int padding)

isOverRefreshLength

protected abstract boolean isOverRefreshLength(int written)