edu.nyu.jet.util

Class CdbBuilder

java.lang.Object

edu.nyu.jet.util.CdbBuilder

public class CdbBuilder
extends Object

Implementation of Constant database creation.

Author:

Akira ODA

See Also:

http://cr.yp.to/cdb.html

Constructor Summary

Constructors

Constructor and Description
CdbBuilder(String filename, String tmpFilename) Constructs an object to build constant database.

Method Summary

Methods

Modifier and Type	Method and Description
void	add(byte[] key, byte[] value) Adds data.
void	add(byte[] key, int koff, int klen, byte[] value, int voff, int vlen) Adds data.
void	finish() Finishs building constant database.

Methods inherited from class java.lang.Object

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

Constructor Detail

CdbBuilder

public CdbBuilder(String filename,
          String tmpFilename)
           throws IOException

Constructs an object to build constant database.

Parameters:

filename - database filename.

tmpFilename - temporary filename in building database.

Throws:

IOException - if an I/O error occurs.

Method Detail

add

public void add(byte[] key,
       int koff,
       int klen,
       byte[] value,
       int voff,
       int vlen)
         throws IOException

Adds data.

Parameters:

key - key which the specified value to be associated

koff - offset of key

klen - length of key

value - value to be associated with specified key

voff - offset of value

vlen - length of value

Throws:

IOException - if an I/O error occurs

add

public void add(byte[] key,
       byte[] value)
         throws IOException

Adds data.

Parameters:

key - key which the specified value to be associated.

value - value to be associated with specified key.

Throws:

IOException - if an I/O error occurs.

finish

public void finish()
            throws IOException

Finishs building constant database.

Throws:

IOException - if an I/O error occurs.