de.spieleck.app.jacson.filter
Class UniqFilter

java.lang.Object
  de.spieleck.app.jacson.PluginBase
      de.spieleck.app.jacson.filter.FilterBase
          de.spieleck.app.jacson.filter.ConstFilter
              de.spieleck.app.jacson.filter.UniqFilter

All Implemented Interfaces:

ConfigVerify.Acceptor, FilterNames, JacsonChunkDrain, JacsonFilter, JacsonRegistrable, JacsonReporting, JacsonStately

public class UniqFilter

extends ConstFilter

Filter out chunks which equal a direct preceding one. (Or with inverse flag, let only through chunks which equal the preceeding).

These are either omitted or the only one delivered (with inverse). This somewhat resembles the uniq UNIX-Tool.

Author:

fsn

Field Summary

protected java.lang.String

preChunk The remembered last Chunk.

Fields inherited from class de.spieleck.app.jacson.filter.ConstFilter

inverse

Fields inherited from class de.spieleck.app.jacson.filter.FilterBase

drain

Fields inherited from interface de.spieleck.app.jacson.filter.FilterNames

COUNT_NODE, INVERSE_NODE

Constructor Summary

UniqFilter()

Method Summary

void	putChunk(java.lang.String chunk) Feed a single chunk into this filter

Methods inherited from class de.spieleck.app.jacson.filter.ConstFilter

accept, init, summary

Methods inherited from class de.spieleck.app.jacson.filter.FilterBase

setDrain

Methods inherited from class de.spieleck.app.jacson.PluginBase

getRegReport, getRegState, registerReport, registerState

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.spieleck.app.jacson.JacsonStately

registerState

Methods inherited from interface de.spieleck.app.jacson.JacsonReporting

registerReport

Field Detail

preChunk

protected java.lang.String preChunk

The remembered last Chunk.

Constructor Detail

UniqFilter

public UniqFilter()

Method Detail

putChunk

public void putChunk(java.lang.String chunk)
              throws JacsonException

Description copied from interface: JacsonChunkDrain

Feed a single chunk into this filter

Specified by:

putChunk in interface JacsonChunkDrain

Overrides:

putChunk in class ConstFilter

Throws:

JacsonException