The jboConstructorDescriptor Class 
BAPI Beans constructors are considered to be features; therefore, the
jboConstructorDescriptor class is derived from java.beans.FeatureDescriptor . An application program can use objects belonging to this class to retrieve information about BAPI Bean constructors. In addition, an application program can use the Core Reflection API to invoke the constructors to fill automatically the BAPI parameters needed to construct BAPI Beans.This class offers the following methods:
For more information on these methods, please see the Java BAPI HTML Reference.