org.apache.jackrabbit.commons.repository
Class EmptyRepository

java.lang.Object
  org.apache.jackrabbit.commons.AbstractRepository
      org.apache.jackrabbit.commons.repository.EmptyRepository

All Implemented Interfaces:

javax.jcr.Repository

public class EmptyRepository
extends AbstractRepository

An empty repository with no descriptors and no workspaces. This class can be used as a dummy sentinel in cases where a proper content repository is not available.

Since:

1.4

Field Summary

Fields inherited from interface javax.jcr.Repository

LEVEL_1_SUPPORTED, LEVEL_2_SUPPORTED, OPTION_LOCKING_SUPPORTED, OPTION_OBSERVATION_SUPPORTED, OPTION_QUERY_SQL_SUPPORTED, OPTION_TRANSACTIONS_SUPPORTED, OPTION_VERSIONING_SUPPORTED, QUERY_XPATH_DOC_ORDER, QUERY_XPATH_POS_INDEX, REP_NAME_DESC, REP_VENDOR_DESC, REP_VENDOR_URL_DESC, REP_VERSION_DESC, SPEC_NAME_DESC, SPEC_VERSION_DESC

Constructor Summary

EmptyRepository()

Method Summary

java.lang.String	getDescriptor(java.lang.String key) Returns null since this repository contains no descriptors.
java.lang.String[]	getDescriptorKeys() Returns an empty array since this repository contains no descriptors.
javax.jcr.Session	login(javax.jcr.Credentials credentials, java.lang.String workspace) Throws an exception since this repository contains no workspaces.

Methods inherited from class org.apache.jackrabbit.commons.AbstractRepository

login, login, login

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyRepository

public EmptyRepository()

Method Detail

getDescriptor

public java.lang.String getDescriptor(java.lang.String key)

Returns null since this repository contains no descriptors.

Returns:

null

getDescriptorKeys

public java.lang.String[] getDescriptorKeys()

Returns an empty array since this repository contains no descriptors.

Returns:

empty array

login

public javax.jcr.Session login(javax.jcr.Credentials credentials,
                               java.lang.String workspace)
                        throws javax.jcr.NoSuchWorkspaceException

Throws an exception since this repository contains no workspaces.

Returns:

nothing

Throws:

javax.jcr.NoSuchWorkspaceException - always thrown