org.basex.index
Class IndexBuilder

java.lang.Object
  org.basex.core.Progress
      org.basex.index.IndexBuilder

Direct Known Subclasses:

FTBuilder, PathBuilder, ValueBuilder

public abstract class IndexBuilder
extends Progress

This interface defines the functions which are needed for building new index structures.

Author:

Workgroup DBIS, University of Konstanz 2005-10, ISC License, Christian Gruen

Method Summary

abstract Index	build() Builds the index structure and returns an index instance.
double	prog() Returns progress information.
String	tit() Returns short information on this process.

Methods inherited from class org.basex.core.Progress

abort, checkStop, det, detail, progress, progress, stop, title

Methods inherited from class java.lang.Object

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

Method Detail

build

public abstract Index build()
                     throws IOException

Builds the index structure and returns an index instance.

Returns:

index instance

Throws:

IOException - IO Exception

tit

public final String tit()

Description copied from class: Progress

Returns short information on this process. Can be overwritten to give more detailed information.

Overrides:

tit in class Progress

Returns:

header information

prog

public final double prog()

Description copied from class: Progress

Returns progress information. Can be overwritten to give more detailed information.

Overrides:

prog in class Progress

Returns:

header information