org.xBaseJ.indexes
Class MDX

java.lang.Object
  org.xBaseJ.indexes.Index
      org.xBaseJ.indexes.MDX

public class MDX
extends Index

This class is courtesy of the xBaseJ project: http://xbasej.sourceforge.net/ Copyright 1997-2007 - American Coders, LTD - Raleigh NC USA

 American Coders, Ltd
 P. O. Box 97462
 Raleigh, NC  27615  USA
 1-919-846-2014
 http://www.americancoders.com
 

Author:

Joe McVerry, American Coders Ltd.

Field Summary

Fields inherited from class org.xBaseJ.indexes.Index

activeKey, bytebuffer, channel, database, dosname, file, findAnyKey, findFirstMatchingKey, foundExact, foundMatchingKeyButNotRecord, key_definition, key_entry_size, key_length, key_per_Node, keyControl, keyNotFound, keyType, next_available, nfile, record, reserved_01, reserved_02, reserved_03, reserved_04, stringKey, top_Node, topNode, unique_key, workNode

Constructor Summary

MDX(MDXFile ifile, DBF iDBF, short ipos)

MDX(String iname, String NDXString, DBF iDBF, MDXFile ifile, TagDescriptor inTagDesc, short pos, boolean unique)

Method Summary

int	add_entry(NodeKey NDXkey, int recno)
void	del_entry(Node inNode)
int	find_entry(NodeKey findKey)
int	find_entry(NodeKey findKey, int rec)
int	find_entry(NodeKey findKey, MNode aNode, int findrec)
int	get_next_key()
int	get_prev_key()
void	reIndex()

Methods inherited from class org.xBaseJ.indexes.Index

add_entry, build_key, buildKey, check_for_duplicates, compareKey, didFindFindExact, find_entry, find_entry, get_active_key, getKeyFields, getName, is_unique_key, position_at_first, position_at_last, set_active_key, set_key_definition, update

Methods inherited from class java.lang.Object

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

Constructor Detail

MDX

public MDX(MDXFile ifile,
           DBF iDBF,
           short ipos)
    throws xBaseJException,
           IOException

Throws:

xBaseJException

IOException

MDX

public MDX(String iname,
           String NDXString,
           DBF iDBF,
           MDXFile ifile,
           TagDescriptor inTagDesc,
           short pos,
           boolean unique)
    throws xBaseJException,
           IOException

Throws:

xBaseJException

IOException

Method Detail

reIndex

public void reIndex()
             throws xBaseJException,
                    IOException

Specified by:

reIndex in class Index

Throws:

xBaseJException

IOException

find_entry

public int find_entry(NodeKey findKey)
               throws xBaseJException,
                      IOException

Specified by:

find_entry in class Index

Throws:

xBaseJException

IOException

find_entry

public int find_entry(NodeKey findKey,
                      int rec)
               throws xBaseJException,
                      IOException

Specified by:

find_entry in class Index

Throws:

xBaseJException

IOException

find_entry

public int find_entry(NodeKey findKey,
                      MNode aNode,
                      int findrec)
               throws xBaseJException,
                      IOException

Throws:

xBaseJException

IOException

get_next_key

public int get_next_key()
                 throws xBaseJException,
                        IOException

Specified by:

get_next_key in class Index

Throws:

xBaseJException

IOException

get_prev_key

public int get_prev_key()
                 throws xBaseJException,
                        IOException

Specified by:

get_prev_key in class Index

Throws:

xBaseJException

IOException

add_entry

public int add_entry(NodeKey NDXkey,
                     int recno)
              throws xBaseJException,
                     IOException

Specified by:

add_entry in class Index

Throws:

xBaseJException

IOException

del_entry

public void del_entry(Node inNode)
               throws IOException,
                      xBaseJException

Specified by:

del_entry in class Index

Throws:

IOException

xBaseJException