It can be downloaded from sourceforge site .Also see the getting started tutorials at soapui website.
Below is the sample screen which shows the request and response xml while testing the web service. you can give specific parameters in request and click on run button and the response xml will be shown next to it.
below screen has option to specify WSDL path , you can also specify the output directly where you want it to generate stub. this screen is specific to Axis2.
below option is cool one. here one can specify various preferences based on their requriement and choice. it has option for almost all the tools/technique to generate your web services. let say if you wanna use axis2 then you should browse the path of your axis2 directory and save the settings.
