Sets the field value in the message using the {@link PDMFieldInfo} handle that corresponition and should be of type PDMFieldType.INT64.

C# |
public virtual PDMMessage setFieldValue( PDMFieldInfo fieldInfo, long newValue )

- fieldInfo (PDMFieldInfo)
- the PDMFieldInfo handle
- newValue (Int64)
- the long value

a reference to this {@link PDMMessage} for chaining setFieldValue calls