org.apache.nutch.db
Class WebDBWriter.PageInstructionWriter

java.lang.Object
  org.apache.nutch.db.WebDBWriter.PageInstructionWriter

Enclosing class:

WebDBWriter

public static class WebDBWriter.PageInstructionWriter

extends Object

PageInstructionWriter very efficiently writes a PageInstruction to a SequenceFile.Writer. Much better than calling "writer.append(new PageInstruction())"

Constructor Summary

WebDBWriter.PageInstructionWriter()

Method Summary

void	appendInstructionInfo(SequenceFile.Writer writer, Page page, int opcode, Writable val) Append the PageInstruction info to the indicated SequenceFile, and keep the PI for later reuse.
void	appendInstructionInfo(SequenceFile.Writer writer, Page page, Link link, int opcode, Writable val) Append the PageInstruction info to the indicated SequenceFile, and keep the PI for later reuse.

Methods inherited from class java.lang.Object

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

Constructor Detail

WebDBWriter.PageInstructionWriter

public WebDBWriter.PageInstructionWriter()

Method Detail

appendInstructionInfo

public void appendInstructionInfo(SequenceFile.Writer writer,
                                  Page page,
                                  int opcode,
                                  Writable val)
                           throws IOException

Append the PageInstruction info to the indicated SequenceFile, and keep the PI for later reuse.

Throws:

IOException

appendInstructionInfo

public void appendInstructionInfo(SequenceFile.Writer writer,
                                  Page page,
                                  Link link,
                                  int opcode,
                                  Writable val)
                           throws IOException

Append the PageInstruction info to the indicated SequenceFile, and keep the PI for later reuse.

Throws:

IOException