<form>
<input type="text" name="a" value="avalue">
<input type="text" name="b" value="bvalue">
<input type="text" name="c" value="cvalue">
<input type="text" name="d" value="dvalue">
</form>
Enumeration test=request.getParameterNames();
String name=null;
String nameValue=null;
while(test.hasMoreElements()){
name=(String)test.nextElement();
nameValue=request.getParameter(name);
System.out.println("name==========="+name+"=======value========"+nameValue);
}