com.prosysopc.ua.server.nodes
Class CallbackVariable
java.lang.Object
com.prosysopc.ua.nodes.AbstractUaNode
com.prosysopc.ua.server.nodes.ServerNode
com.prosysopc.ua.server.nodes.BaseNode
com.prosysopc.ua.server.nodes.UaInstanceNode
com.prosysopc.ua.server.nodes.UaVariableNode
com.prosysopc.ua.server.nodes.CallbackVariable
- All Implemented Interfaces:
- UaInstance, UaNode, UaValueNode, UaVariable
- Direct Known Subclasses:
- CallbackProperty, ReflectiveVariable
public class CallbackVariable
- extends UaVariableNode
A variable node, whose value is retrieved using a callback method only.
| Methods inherited from class com.prosysopc.ua.server.nodes.UaVariableNode |
addProperty, addReflectiveVariable, beforeAddReference, checkPropertyType, checkPropertyType, createDataValue, exposeStructureWithReflectiveVariables, getAccessLevel, getArrayDimensions, getAttributes, getAttributes, getDataType, getDataTypeId, getDefaultTypeDefinition, getHistorizing, getMinimumSamplingInterval, getNodeClass, getProperties, getStatus, getUserAccessLevel, getValueRank, hasUserWriteAccess, hasWriteAccess, initSupportedAttributes, isPropertyType, notifyValueChanging, readAttributeValue, semanticsChanged, setAccessLevel, setArrayDimensions, setAttributes, setDataType, setDataTypeId, setHistorizing, setMinimumSamplingInterval, setStatus, setTypeDefinition, setTypeDefinitionId, setUserAccessLevel, setValue, setValue, setValueRank, structureChanged, toString, updateValue, updateValue, writeAttributeValue |
| Methods inherited from class com.prosysopc.ua.server.nodes.BaseNode |
addPlainProperty, addPlainVariable, assertTypeSupport, assertTypeSupport, createNodeId, createNodeId, createReflectiveInstanceProperty, createReflectiveInstanceProperty, deleteReference, deleteReference, doAddProperty, getAttributes, getBrowseName, getComponent, getComponents, getDescription, getDescription, getDisplayName, getDisplayName, getMethod, getNodeVersion, getNodeVersionValue, getProperty, getPropertyValue, getReferencesAsList, getStandardBrowseName, getStandardDisplayText, getUserWriteMask, getWriteMask, hasProperty, hasReference, incNodeVersion, initNodeVersion, isChildOfType, readAttribute, readAttribute, registerCallbackProperty, registerPlainInstanceProperty, registerPlainInstanceProperty, registerPlainProperty, registerPlainProperty, registerPlainVariable, registerPlainVariable, registerReflectiveInstanceProperty, registerReflectiveInstanceVariable, registerReflectiveProperty, registerReflectiveVariable, removeProperty, setAccessLevelRecursively, setAccessLevelRecursively, setAttribute, setBrowseName, setDescription, setDisplayName, setNodeVersionValue, setPropertyValue, setUserWriteMask, setWriteMask, writeAttribute |
| Methods inherited from class com.prosysopc.ua.server.nodes.ServerNode |
addComponent, addDataChangeListener, addEventListener, addNewReference, addNewReference, addOrganizes, addProperties, addReference, addReference, addReference, addReference, addReference, addReference, afterAddReference, afterDeleteReference, dataChange, deleteReference, deleteReference, deleteReferences, doDeleteReference, equals, findPlaceholders, fireDataChange, fireEvent, fireEventInParents, getAddressSpace, getDefaultBrowseName, getNodeId, getNodeManager, getReference, getReferenceList, getReferences, getSupportedAttributes, getTargetNodes, hashCode, isAddNotifierReferencesToServerObject, isFalseOrNull, isMandatory, isMonitoredForEvents, isTrueOrNull, isType, referenceTypeInherits, removeComponent, removeDataChangeListener, removeEventListener, setAddNotifierReferencesToServerObject, setReferences, supportsAttribute, translateBrowsePathToNodeIds, validateHasEventSourceChain, validateHasEventSourceChain |
| Methods inherited from interface com.prosysopc.ua.nodes.UaNode |
addComponent, addReference, addReference, addReference, deleteReference, deleteReference, deleteReference, deleteReference, getAddressSpace, getBrowseName, getComponent, getComponents, getDescription, getDisplayName, getForwardReferences, getInverseReferences, getMethod, getNodeId, getNodeVersion, getProperty, getReference, getReferences, getReferences, getSupportedAttributes, getUserWriteMask, getWriteMask, readAttribute, readAttribute, removeComponent, removeProperty, setAttribute, setBrowseName, setDescription, setDisplayName, setReferences, setUserWriteMask, setWriteMask, supportsAttribute, writeAttribute |
callback
protected UaVariableCallback callback
CallbackVariable
public CallbackVariable(NodeManagerUaNode nodeManager,
org.opcfoundation.ua.builtintypes.NodeId nodeId,
org.opcfoundation.ua.builtintypes.QualifiedName browseName,
org.opcfoundation.ua.builtintypes.LocalizedText displayName)
- Parameters:
nodeId - browseName - displayName -
CallbackVariable
public CallbackVariable(NodeManagerUaNode nodeManager,
org.opcfoundation.ua.builtintypes.NodeId nodeId,
String name,
Locale locale)
- Parameters:
nodeId - name - locale - dataTypeId -
getCallback
public UaVariableCallback getCallback()
- Returns:
- the callback
getValue
public org.opcfoundation.ua.builtintypes.DataValue getValue()
- Returns:
- The default Value for instances of this type.
setCallback
public void setCallback(UaVariableCallback callback)
doSetValue
protected void doSetValue(org.opcfoundation.ua.builtintypes.DataValue value)
throws StatusException
- Description copied from class:
UaVariableNode
- Perform the actual value set.
- Specified by:
doSetValue in class UaVariableNode
- Throws:
StatusException
notifyValueChanging
protected void notifyValueChanging(org.opcfoundation.ua.builtintypes.DataValue newValue)
- Overrides:
notifyValueChanging in class UaVariableNode
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