com.ags.mes.client.plc

类 PLCClient

java.lang.Object

com.ags.mes.client.plc.PLCClient

public class PLCClient
extends Object

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	PLCClient.TagDataCallback

构造器概要

构造器

构造器和说明
PLCClient(String domain, String serviceHostName)

方法概要

限定符和类型	方法和说明
void	connect(String userName, String passWord)
Object	convertVariant(org.jinterop.dcom.core.JIVariant itemValue)
void	disconnect()
Map<String,String>	dumpTree(org.openscada.opc.lib.da.browser.Branch branch)
org.openscada.opc.lib.da.Group	getGroup(String tagGroupName)
org.openscada.opc.lib.da.Item	getItem(org.openscada.opc.lib.da.Group tagGroup, String tagItemName)
org.openscada.opc.lib.da.browser.TreeBrowser	getTreeBrowser()
boolean	isConnected()
Object	readValue(org.openscada.opc.lib.da.Item tagItem)
Object	readValue(org.openscada.opc.lib.da.Item tagItem, boolean fromDevice)
org.jinterop.dcom.core.JIVariant	readValueAndType(org.openscada.opc.lib.da.Item tagItem, boolean fromDevice)
void	removeTagsListener(org.openscada.opc.lib.da.AccessBase access, List<Tag> tags)
org.openscada.opc.lib.da.AccessBase	startTagListener(List<Tag> tags, int period, PLCClient.TagDataCallback dataCallback)
protected boolean	valueChanged(String itemName, Object newValue)
protected void	writeErrorLog(String logMessage)
protected void	writeLog(String logMessage)
Integer	writeValue(org.openscada.opc.lib.da.Item tagItem, Object writeValue)

从类继承的方法 java.lang.Object

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

构造器详细资料

PLCClient

public PLCClient(String domain,
                 String serviceHostName)

方法详细资料

connect

public void connect(String userName,
                    String passWord)
             throws Exception

抛出:

Exception

isConnected

public boolean isConnected()

disconnect

public void disconnect()
                throws Exception

抛出:

Exception

startTagListener

public org.openscada.opc.lib.da.AccessBase startTagListener(List<Tag> tags,
                                                            int period,
                                                            PLCClient.TagDataCallback dataCallback)
                                                     throws Exception

抛出:

Exception

removeTagsListener

public void removeTagsListener(org.openscada.opc.lib.da.AccessBase access,
                               List<Tag> tags)
                        throws org.jinterop.dcom.common.JIException

抛出:

org.jinterop.dcom.common.JIException

getGroup

public org.openscada.opc.lib.da.Group getGroup(String tagGroupName)

getItem

public org.openscada.opc.lib.da.Item getItem(org.openscada.opc.lib.da.Group tagGroup,
                                             String tagItemName)

getTreeBrowser

public org.openscada.opc.lib.da.browser.TreeBrowser getTreeBrowser()

dumpTree

public Map<String,String> dumpTree(org.openscada.opc.lib.da.browser.Branch branch)

writeValue

public Integer writeValue(org.openscada.opc.lib.da.Item tagItem,
                          Object writeValue)
                   throws Exception

抛出:

Exception

readValue

public Object readValue(org.openscada.opc.lib.da.Item tagItem)
                 throws Exception

抛出:

Exception

readValue

public Object readValue(org.openscada.opc.lib.da.Item tagItem,
                        boolean fromDevice)
                 throws Exception

抛出:

Exception

readValueAndType

public org.jinterop.dcom.core.JIVariant readValueAndType(org.openscada.opc.lib.da.Item tagItem,
                                                         boolean fromDevice)
                                                  throws Exception

抛出:

Exception

convertVariant

public Object convertVariant(org.jinterop.dcom.core.JIVariant itemValue)
                      throws Exception

抛出:

Exception

valueChanged

protected boolean valueChanged(String itemName,
                               Object newValue)

writeLog

protected void writeLog(String logMessage)

writeErrorLog

protected void writeErrorLog(String logMessage)