This sample demostrates the use of code generation using Axis2/Java WSDL2Java
tool (Axis2/Java source revision 414253).

sample source        test_calcultor.c
wsdl                 $AXIS2C_SRC_HOME/test/resources/wsdl/Calculator.wsdl

Command to execute the code generation: 
WSDL2C.sh -uri <wsdl> -l  c -d none
WSDL2C.bat -uri <wsdl> -l  c -d none

Please check the instruction of $AXIS2C_SRC_HOME/c/tools/codegen/javatool/README.txt
on how to use the script