uk.org.ogsadai.service.resource.config
Class FileBasedDSRComponentFactory

java.lang.Object
  |
  +--uk.org.ogsadai.service.resource.config.FileBasedDSRComponentFactory

All Implemented Interfaces:

DSRComponentFactory

public class FileBasedDSRComponentFactory

extends java.lang.Object

implements DSRComponentFactory

Creates the components required to build a data service resource by reading configuration details from files.

Author:

OGSA-DAI team

Field Summary

protected java.lang.String	ACTIVITY_CONFIG_FILENAME Name of activity configuration file
private static java.lang.String	COPYRIGHT_NOTICE Copyright statement
protected java.io.File	mResourceConfigDir Configuration directory for this resource
protected java.lang.Object	mResourceId ID of the data service resource
protected java.lang.String	SESSION_CONFIG_FILENAME Name of session configuration file

Constructor Summary

FileBasedDSRComponentFactory(java.lang.Object id, java.io.File topLevelConfigDir)
Creates a data service resource component factory that will read configuration files correspoding to the specified resource ID.

Method Summary

ActivitiesConfig	getActivityConfiguration() Gets the activities configuration details for the data service resource.
DataResourceAccessor	getDataResourceAccessor() Gets the data resource accessor for the data service resource.
SessionComponentFactory	getSessionComponentFactory() Gets the sessions component factory that can be used to create the session componets to be used with the data service resource.

Methods inherited from class java.lang.Object

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

Field Detail

COPYRIGHT_NOTICE

private static final java.lang.String COPYRIGHT_NOTICE

Copyright statement

See Also:

Constant Field Values

ACTIVITY_CONFIG_FILENAME

protected final java.lang.String ACTIVITY_CONFIG_FILENAME

Name of activity configuration file

See Also:

Constant Field Values

SESSION_CONFIG_FILENAME

protected final java.lang.String SESSION_CONFIG_FILENAME

Name of session configuration file

See Also:

Constant Field Values

mResourceId

protected final java.lang.Object mResourceId

ID of the data service resource

mResourceConfigDir

protected final java.io.File mResourceConfigDir

Configuration directory for this resource

Constructor Detail

FileBasedDSRComponentFactory

public FileBasedDSRComponentFactory(java.lang.Object id,
                                    java.io.File topLevelConfigDir)
                             throws DAIDirectoryNotFoundException,
                                    DAIDirectoryNotDirectoryException

Creates a data service resource component factory that will read configuration files correspoding to the specified resource ID. The files to be read will be in a directory with the same name as the resource within the specified top level directory.

Parameters:

id - Name of the data service resource to create the compnents for.

topLevelConfigDir - Top level configuration directory. This directory should contain a sub-directory with the same name as the resource.

Throws:

DAIDirectoryNotFoundException - if either the specifed top level directory or the resource specific sub-directory cannot be found.

DAIDirectoryNotDirectoryException - if either the specifed top level directory or the resource specific sub-directory is not a directory.

java.lang.IllegalArgumentException - if either of the arguments are null.

Method Detail

getActivityConfiguration

public ActivitiesConfig getActivityConfiguration()
                                          throws DAIException

Gets the activities configuration details for the data service resource.

Specified by:

getActivityConfiguration in interface DSRComponentFactory

Returns:

The activity configuration details.

Throws:

DAIException - if there is an error reading the configuration.

getDataResourceAccessor

public DataResourceAccessor getDataResourceAccessor()
                                             throws DAIException

Gets the data resource accessor for the data service resource.

Specified by:

getDataResourceAccessor in interface DSRComponentFactory

Returns:

The data resource accessor.

Throws:

DAIException - If there is an error creating the activity configuration.

getSessionComponentFactory

public SessionComponentFactory getSessionComponentFactory()
                                                   throws DAIException

Gets the sessions component factory that can be used to create the session componets to be used with the data service resource.

Specified by:

getSessionComponentFactory in interface DSRComponentFactory

Returns:

The session component factory.

Throws:

DAIException - If there is an error creating the session coordinator.