com.db4o.io

Class IoAdapterStorage

java.lang.Object

com.db4o.io.IoAdapterStorage

All Implemented Interfaces:

Storage

public class IoAdapterStorage
extends java.lang.Object
implements Storage

Constructor Summary

Constructors

Constructor and Description
IoAdapterStorage(IoAdapter io)

Method Summary

Methods

Modifier and Type	Method and Description
void	delete(java.lang.String uri) Deletes the bin for the given URI from the storage.
boolean	exists(java.lang.String uri) returns true if a Bin (file or memory) exists with the passed name.
Bin	open(BinConfiguration config) opens a Bin to store db4o database data.
void	rename(java.lang.String oldUri, java.lang.String newUri) Renames the bin for the given old URI to the new URI.

Methods inherited from class java.lang.Object

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

Constructor Detail

IoAdapterStorage

public IoAdapterStorage(IoAdapter io)

Method Detail

exists

public boolean exists(java.lang.String uri)

Description copied from interface: Storage

returns true if a Bin (file or memory) exists with the passed name.

Specified by:

exists in interface Storage

open

public Bin open(BinConfiguration config)
         throws Db4oIOException

Description copied from interface: Storage

opens a Bin to store db4o database data.

Specified by:

open in interface Storage

Throws:

Db4oIOException

delete

public void delete(java.lang.String uri)
            throws java.io.IOException

Description copied from interface: Storage

Deletes the bin for the given URI from the storage.

Specified by:

delete in interface Storage

Parameters:

uri - bin URI

Throws:

java.io.IOException - if the bin could not be deleted

rename

public void rename(java.lang.String oldUri,
          java.lang.String newUri)
            throws java.io.IOException

Description copied from interface: Storage

Renames the bin for the given old URI to the new URI. If a bin for the new URI exists, it will be overwritten.

Specified by:

rename in interface Storage

Parameters:

oldUri - URI of the existing bin

newUri - future URI of the bin

Throws:

java.io.IOException - if the bin could not be deleted