public UnsignedCharFunc_Jaccall_J(final UnsignedCharFunc function) {
   super(JNI.ffi_closure(FFI_CIF, function, JNI_METHOD_ID));
   this.function = function;
 }
 WriteGlobalVarFunc_Jaccall_J(final WriteGlobalVarFunc function) {
   super(JNI.ffi_closure(FFI_CIF, function, JNI_METHOD_ID));
   this.function = function;
 }