org.openscada.opc.dcom.common.impl

Class Helper

java.lang.Object

org.openscada.opc.dcom.common.impl.Helper

public class Helper
extends Object

Constructor Summary

Constructors

Constructor and Description
Helper()

Method Summary

Modifier and Type	Method and Description
static Object[]	callRespectSFALSE(IJIComObject object, JICallBuilder callObject) Make the COM call but do not treat S_FALSE as error condition for the whole call
static JIVariant	fixVariant(JIVariant value) Perform some fixes on the variant when writing it to OPC items.

Methods inherited from class java.lang.Object

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

Constructor Detail

Helper

public Helper()

Method Detail

callRespectSFALSE

public static Object[] callRespectSFALSE(IJIComObject object,
                                         JICallBuilder callObject)
                                  throws JIException

Make the COM call but do not treat S_FALSE as error condition for the whole call

Parameters:

object - the object to make to call on

callObject - the call object

Returns:

the result of the call

Throws:

JIException

fixVariant

public static JIVariant fixVariant(JIVariant value)
                            throws JIException

Perform some fixes on the variant when writing it to OPC items. This method only changes control information on the variant and not the value itself!

Parameters:

value - the value to fix

Returns:

the fixed value

Throws:

JIException - In case something goes wrong