DeliverToGDTActivity (OGSA-DAI -- (c) International Business Machines Corporation, 2002-2006, The University of Edinburgh, 2002-2006)

Overview

Package

Class

Use

Tree

Deprecated

Index

Help

PREV CLASS NEXT CLASS

FRAMES NO FRAMES

SUMMARY: NESTED | FIELD | CONSTR | METHOD

DETAIL: FIELD | CONSTR | METHOD

uk.org.ogsadai.activity.delivery.wsrf
Class DeliverToGDTActivity

java.lang.Object
  |
  +--uk.org.ogsadai.activity.Activity
        |
        +--uk.org.ogsadai.activity.delivery.AbstractDTDeliveryActivity
              |
              +--uk.org.ogsadai.activity.delivery.AbstractDeliverToDTActivity
                    |
                    +--uk.org.ogsadai.activity.delivery.wsrf.DeliverToGDTActivity

public class DeliverToGDTActivity
extends AbstractDeliverToDTActivity

This activity delivers data to a stream that is part of a session currently active within a data service resource exposed by a data service. The data transport put operations on the data service are used to put data from this activity onto the stream.

Security attributes can be provided on the activity's XML definition provided to the constructor. These determine the security configured between the local and target services. See the following classes for more information.

Currently credentials are not used when communicating with the data service.

For information on this activity see the OGSA-DAI user doc: OGSA-DAI/doc/interaction/activities/delivery/deliverToGDT.html

Author:: The OGSA-DAI Project Team

Field Summary
`private static java.lang.String`	`COPYRIGHT_NOTICE` Copyright statement
`private static DAILogger`	`LOG` Logger object for logging in this class.
`private GSISecureConversationProperty`	`mSecurityProperties` Security configuration.
`private DataService`	`mServiceStub` Stub for target service

Fields inherited from class uk.org.ogsadai.activity.delivery.AbstractDeliverToDTActivity

Fields inherited from class uk.org.ogsadai.activity.delivery.AbstractDTDeliveryActivity

mBlockMode, mDeliveryNode, mLocalStream, mResourceID, mServiceType, mServiceURL, mStreamID

Fields inherited from class uk.org.ogsadai.activity.Activity

mContext, mExternalInputs, mExternalOutputs, mInternalInputs, mInternalOutputs

Constructor Summary
`DeliverToGDTActivity(org.w3c.dom.Element activity)`

Method Summary
`protected void`	`contactTargetService()` Create a stub for the target service.
`protected void`	`putBlock(java.lang.Object data)` Deliver a block of data to the data service.
`protected void`	`putClosingBlock()` Inform the data service that all blocks have been delivered.
`protected void`	`putFully(java.lang.Object data)` Deliver a complete batch of data to the data service.

Methods inherited from class uk.org.ogsadai.activity.delivery.AbstractDeliverToDTActivity

initialise, processBlock

Methods inherited from class uk.org.ogsadai.activity.delivery.AbstractDTDeliveryActivity

getDeliverySettings, isServiceUnknown, isServiceWSI, isServiceWSRF, processFirst

Methods inherited from class uk.org.ogsadai.activity.Activity

cleanUp, connectsTo, createOutputPipe, getActivityConfiguration, getActivityName, getCause, getName, getObservableStatus, getProperties, getSession, getStatus, hasActivityConfiguration, hasProperties, process, setActivityName, setCompleted, setError

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

See Also:: Constant Field Values

LOG

private static final DAILogger LOG

Logger object for logging in this class.

mServiceStub

private DataService mServiceStub

Stub for target service

mSecurityProperties

private GSISecureConversationProperty mSecurityProperties

Security configuration.

Constructor Detail

DeliverToGDTActivity

public DeliverToGDTActivity(org.w3c.dom.Element activity)
                     throws ActivityCreationException,
                            ActivitySpecificationException

Method Detail

putFully

protected void putFully(java.lang.Object data)
                 throws ActivitySpecificationException,
                        ActivityExecutionException

Description copied from class: AbstractDeliverToDTActivity

Deliver a complete batch of data to the data service.

Specified by:: putFully in class AbstractDeliverToDTActivity

Parameters:: data - Data to deliver.
Throws:: ActivitySpecificationException - If an error occurs that is caused by incorrect information in the request e.g. the URL is incorrect or cannot be contacted.; ActivityExecutionException - If some internal problem outwith the client's control occurs.

putBlock

protected void putBlock(java.lang.Object data)
                 throws ActivitySpecificationException,
                        ActivityExecutionException

Description copied from class: AbstractDeliverToDTActivity

Deliver a block of data to the data service.

Specified by:: putBlock in class AbstractDeliverToDTActivity

Parameters:: data - Data to deliver.
Throws:: ActivityExecutionException - If some internal problem outwith the client's control occurs.; ActivitySpecificationException - If an error occurs that is caused by incorrect information in the request e.g. the URL is incorrect or cannot be contacted.

putClosingBlock

protected void putClosingBlock()
                        throws ActivitySpecificationException,
                               ActivityExecutionException

Description copied from class: AbstractDeliverToDTActivity

Inform the data service that all blocks have been delivered.

Specified by:: putClosingBlock in class AbstractDeliverToDTActivity

Throws:: ActivityExecutionException - If some internal problem outwith the client's control occurs.; ActivitySpecificationException - If an error occurs that is caused by incorrect information in the request e.g. the URL is incorrect or cannot be contacted.

contactTargetService

protected void contactTargetService()
                             throws ActivitySpecificationException,
                                    ActivityExecutionException

Description copied from class: AbstractDTDeliveryActivity

Create a stub for the target service.

Specified by:: contactTargetService in class AbstractDTDeliveryActivity

Throws:: ActivitySpecificationException - If an error occurs that is caused by incorrect information in the request e.g. the URL is incorrect or cannot be contacted.; ActivityExecutionException - If some internal problem outwith the client's control occurs.