org.archive.cdxserver.writer

Class JsonWriter

java.lang.Object

org.archive.cdxserver.writer.CDXWriter

org.archive.cdxserver.writer.HttpCDXWriter

org.archive.cdxserver.writer.JsonWriter

All Implemented Interfaces:

BaseProcessor

public class JsonWriter
extends HttpCDXWriter

Field Summary

Fields inherited from class org.archive.cdxserver.writer.HttpCDXWriter

response, RUNTIME_ERROR_HEADER, writer, X_CLUSTER_URI, X_MAX_LINES, X_NUM_PAGES

Constructor Summary

Constructors

Constructor and Description
JsonWriter(javax.servlet.http.HttpServletResponse response, boolean gzip)

Method Summary

Methods

Modifier and Type	Method and Description
void	begin() This method will be called just before looping over the sequence of CDX lines.
void	end() Called at the end.
protected void	writeHeader(org.archive.format.cdx.FieldSplitFormat names)
int	writeLine(org.archive.format.cdx.CDXLine line) Process line.
void	writeResumeKey(String resumeKey) Write resumption key.

Methods inherited from class org.archive.cdxserver.writer.HttpCDXWriter

close, getGzipWriter, isAborted, printError, printNumPages, serverError, setContentType, setMaxLines, writeMiscLine

Methods inherited from class org.archive.cdxserver.writer.CDXWriter

modifyOutputFormat, trackLine

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonWriter

public JsonWriter(javax.servlet.http.HttpServletResponse response,
          boolean gzip)
           throws IOException

Throws:

IOException

Method Detail

begin

public void begin()

Description copied from interface: BaseProcessor

This method will be called just before looping over the sequence of CDX lines. Intermediary processor must call begin() on nested processor.

writeHeader

protected void writeHeader(org.archive.format.cdx.FieldSplitFormat names)

writeLine

public int writeLine(org.archive.format.cdx.CDXLine line)

Description copied from interface: BaseProcessor

Process line.

Parameters:

line - CDXLine

Returns:

1 if line is sent to output, 0 otherwise.

end

public void end()

Description copied from interface: BaseProcessor

Called at the end. Perform any clean ups / finalizations here. Intermediaries processor should call end() on nested processor.

writeResumeKey

public void writeResumeKey(String resumeKey)

Description copied from interface: BaseProcessor

Write resumption key. Only the final CDXWriter should do actual work. All intermediaries shall simply call writeResumeKey(resumeKey) on nested processor.