org.eclipse.scada.da.server.test.items

Class MemoryChainedItem

java.lang.Object

org.eclipse.scada.da.server.common.DataItemBase

org.eclipse.scada.da.server.common.chain.DataItemBaseChained

org.eclipse.scada.da.server.common.chain.DataItemInputChained

org.eclipse.scada.da.server.common.chain.DataItemInputOutputChained

org.eclipse.scada.da.server.common.chain.MemoryItemChained

org.eclipse.scada.da.server.test.items.MemoryChainedItem

All Implemented Interfaces:

DataItem

public class MemoryChainedItem
extends MemoryItemChained

Field Summary

Fields inherited from class org.eclipse.scada.da.server.common.chain.DataItemInputChained

primaryValue, secondaryValue

Fields inherited from class org.eclipse.scada.da.server.common.chain.DataItemBaseChained

chain, executor, primaryAttributes, secondaryAttributes

Fields inherited from class org.eclipse.scada.da.server.common.DataItemBase

listener

Constructor Summary

Constructors

Constructor and Description
MemoryChainedItem(HiveCommon hive, java.lang.String id)

Method Summary

Methods

Modifier and Type	Method and Description
void	addChainElement(IODirection direction, java.lang.String className)
static void	applyDefaultInputChain(HiveCommon hive, DataItemInputChained item) Add some default chain items to the item
void	removeChainElement(IODirection direction, java.lang.String className)

Methods inherited from class org.eclipse.scada.da.server.common.chain.MemoryItemChained

handleUnhandledAttributes, startWriteCalculatedValue

Methods inherited from class org.eclipse.scada.da.server.common.chain.DataItemInputOutputChained

startWriteValue

Methods inherited from class org.eclipse.scada.da.server.common.chain.DataItemInputChained

getCacheAttributes, getCacheValue, process, readValue, updateData

Methods inherited from class org.eclipse.scada.da.server.common.chain.DataItemBaseChained

addChainElement, addChainElement, getAttributes, getChainCopy, processSetAttributes, removeChainElement, setChain, startSetAttributes

Methods inherited from class org.eclipse.scada.da.server.common.DataItemBase

getInformation, handleListenerChange, notifyData, notifyData, setListener

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryChainedItem

public MemoryChainedItem(HiveCommon hive,
                 java.lang.String id)

Method Detail

applyDefaultInputChain

public static void applyDefaultInputChain(HiveCommon hive,
                          DataItemInputChained item)

Add some default chain items to the item

Adds the following chain items:

• SumErrorChainItem
• SUmAlarmChainItem

Parameters:

hive - the hive to use

item - the item to modify

addChainElement

public void addChainElement(IODirection direction,
                   java.lang.String className)
                     throws java.lang.Exception

Throws:

java.lang.Exception

removeChainElement

public void removeChainElement(IODirection direction,
                      java.lang.String className)
                        throws java.lang.Exception

Throws:

java.lang.Exception