Package com.plccom.opc.ua.client.application.model.nodes

Class UaObjectNode

java.lang.Object

com.plccom.opc.ua.client.application.model.nodes.UaNode

com.plccom.opc.ua.client.application.model.nodes.UaObjectNode

Direct Known Subclasses:

BaseObjectNode

public class UaObjectNode
extends UaNode

PLCcom sdk UaObjectNode Implementation for Opc Ua, with the UaObjectNode object you can read or write Attributes or values from cache or directly from connected ua server

Author:

Indi.An GmbH, www.indi-an.com, support@indi-an.com

Constructor Summary

Constructors

Constructor	Description
UaObjectNode(UaClient client, com.plccom.opc.ua.builtintypes.NodeId nodeId)	Standard constructor for a UaObjectNode instances

Method Summary

Modifier and Type	Method	Description
UaObjectTypeNode	browseObjectType()	returns the ObjectTypeNode object from node
UaVariableNode	browseVariable(com.plccom.opc.ua.builtintypes.QualifiedName browseName)	returns the variable component object from node
com.plccom.opc.ua.builtintypes.UnsignedByte	getEventNotifier()	Returns the attribute EventNotifier from cache or directly from connected ua server
com.plccom.opc.ua.builtintypes.DataValue	readEventNotifier()	Reads the complete datavalue of attribute eventNotifier this node from cache or directly from connected ua server
com.plccom.opc.ua.builtintypes.StatusCode	setEventNotifier(com.plccom.opc.ua.builtintypes.UnsignedByte eventNotifier)	Sets the attribute eventNotifier of this node at connected ua server and refreshing the nodecache
com.plccom.opc.ua.builtintypes.StatusCode	writeEventNotifier(com.plccom.opc.ua.builtintypes.DataValue value)	Writes the EventNotifier attribute

Methods inherited from class com.plccom.opc.ua.client.application.model.nodes.UaNode

getBrowseName, getDescription, getDisplayName, getNodeClass, getNodeId, getUserWriteMask, getWriteMask, readBrowseName, readDescription, readDisplayName, readNodeClass, readNodeId, readUserWriteMask, readWriteMask, setBrowseName, setDescription, setDisplayName, setNodeClass, setNodeId, setUserWriteMask, setWriteMask, writeBrowseName, writeDescription, writeDisplayName, writeNodeClass, writeNodeId, writeUserWriteMask, writeWriteMask

Methods inherited from class java.lang.Object

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

Constructor Detail

UaObjectNode

public UaObjectNode(UaClient client,
                    com.plccom.opc.ua.builtintypes.NodeId nodeId)

Standard constructor for a UaObjectNode instances

Parameters:

client - a client instance

nodeId - the based nodeId

Method Detail

getEventNotifier

public com.plccom.opc.ua.builtintypes.UnsignedByte getEventNotifier()
                                                             throws com.plccom.opc.ua.common.ServiceFaultException,
                                                                    com.plccom.opc.ua.common.ServiceResultException

Returns the attribute EventNotifier from cache or directly from connected ua server

Returns:

the EventNotifier attribute

Throws:

com.plccom.opc.ua.common.ServiceFaultException - on error while executing the operation

com.plccom.opc.ua.common.ServiceResultException - on communication error

setEventNotifier

public com.plccom.opc.ua.builtintypes.StatusCode setEventNotifier(com.plccom.opc.ua.builtintypes.UnsignedByte eventNotifier)
                                                           throws com.plccom.opc.ua.common.ServiceResultException

Sets the attribute eventNotifier of this node at connected ua server and refreshing the nodecache

Parameters:

eventNotifier - the eventNotifier attribute

Returns:

a StatusCode object with result of actual operation

Throws:

com.plccom.opc.ua.common.ServiceResultException - on communication error

readEventNotifier

public com.plccom.opc.ua.builtintypes.DataValue readEventNotifier()
                                                           throws com.plccom.opc.ua.common.ServiceFaultException,
                                                                  com.plccom.opc.ua.common.ServiceResultException

Reads the complete datavalue of attribute eventNotifier this node from cache or directly from connected ua server

Returns:

a datavalue object with the attribute eventNotifier

Throws:

com.plccom.opc.ua.common.ServiceFaultException - on error while executing the operation

com.plccom.opc.ua.common.ServiceResultException - on communication error

writeEventNotifier

public com.plccom.opc.ua.builtintypes.StatusCode writeEventNotifier(com.plccom.opc.ua.builtintypes.DataValue value)
                                                             throws com.plccom.opc.ua.common.ServiceResultException

Writes the EventNotifier attribute

Parameters:

value - a datavalue object with informations to write

Returns:

a StatusCode object with result of actual operation

Throws:

com.plccom.opc.ua.common.ServiceResultException - on communication error

browseVariable

public UaVariableNode browseVariable(com.plccom.opc.ua.builtintypes.QualifiedName browseName)
                              throws com.plccom.opc.ua.common.ServiceFaultException,
                                     com.plccom.opc.ua.common.ServiceResultException

returns the variable component object from node

Parameters:

browseName - the browse name

Returns:

a UaVariableNode object

Throws:

com.plccom.opc.ua.common.ServiceFaultException - on error while executing the operation

com.plccom.opc.ua.common.ServiceResultException - on communication error

browseObjectType

public UaObjectTypeNode browseObjectType()
                                  throws com.plccom.opc.ua.common.ServiceFaultException,
                                         com.plccom.opc.ua.common.ServiceResultException

returns the ObjectTypeNode object from node

Returns:

a UaObjectTypeNode object

Throws:

com.plccom.opc.ua.common.ServiceFaultException - on error while executing the operation

com.plccom.opc.ua.common.ServiceResultException - on communication error