org.apache.http.impl.io
Class AbstractMessageWriter<T extends HttpMessage>

java.lang.Object
  extended by org.apache.http.impl.io.AbstractMessageWriter<T>
All Implemented Interfaces:
HttpMessageWriter<T>
Direct Known Subclasses:
HttpRequestWriter, HttpResponseWriter

@NotThreadSafe
public abstract class AbstractMessageWriter<T extends HttpMessage>
extends Object
implements HttpMessageWriter<T>

Abstract base class for HTTP message writers that serialize output to an instance of SessionOutputBuffer.

Since:
4.0

Field Summary
protected  CharArrayBuffer lineBuf
           
protected  LineFormatter lineFormatter
           
protected  SessionOutputBuffer sessionBuffer
           
 
Constructor Summary
AbstractMessageWriter(SessionOutputBuffer buffer, LineFormatter formatter, HttpParams params)
          Creates an instance of AbstractMessageWriter.
 
Method Summary
 void write(T message)
          Serializes an instance of HttpMessage to the underlying data sink.
protected abstract  void writeHeadLine(T message)
          Subclasses must override this method to write out the first header line based on the HttpMessage passed as a parameter.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

sessionBuffer

protected final SessionOutputBuffer sessionBuffer

lineBuf

protected final CharArrayBuffer lineBuf

lineFormatter

protected final LineFormatter lineFormatter
Constructor Detail

AbstractMessageWriter

public AbstractMessageWriter(SessionOutputBuffer buffer,
                             LineFormatter formatter,
                             HttpParams params)
Creates an instance of AbstractMessageWriter.

Parameters:
buffer - the session output buffer.
formatter - the line formatter.
params - HTTP parameters.
Method Detail

writeHeadLine

protected abstract void writeHeadLine(T message)
                               throws IOException
Subclasses must override this method to write out the first header line based on the HttpMessage passed as a parameter.

Parameters:
message - the message whose first line is to be written out.
Throws:
IOException - in case of an I/O error.

write

public void write(T message)
           throws IOException,
                  HttpException
Description copied from interface: HttpMessageWriter
Serializes an instance of HttpMessage to the underlying data sink.

Specified by:
write in interface HttpMessageWriter<T extends HttpMessage>
Throws:
IOException - in case of an I/O error
HttpException - in case of HTTP protocol violation


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