org.apache.hadoop.hdfs.tools.offlineImageViewer
Class XmlImageVisitor

java.lang.Object
  org.apache.hadoop.hdfs.tools.offlineImageViewer.XmlImageVisitor

public class XmlImageVisitor
extends Object

An XmlImageVisitor walks over an fsimage structure and writes out an equivalent XML document that contains the fsimage's components.

Nested Class Summary

static class

ImageVisitor.ImageElement Structural elements of an FSImage that may be encountered within the file.

Constructor Summary

XmlImageVisitor(String filename)

XmlImageVisitor(String filename, boolean printToScreen)

Method Summary

protected void

write(String toWrite) Write parameter to output file (and possibly screen).

Methods inherited from class java.lang.Object

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

Constructor Detail

XmlImageVisitor

public XmlImageVisitor(String filename)
                throws IOException

Throws:

IOException

XmlImageVisitor

public XmlImageVisitor(String filename,
                       boolean printToScreen)
                throws IOException

Throws:

IOException

Method Detail

write

protected void write(String toWrite)
              throws IOException

Write parameter to output file (and possibly screen).

Parameters:

toWrite - Text to write to file

Throws:

IOException