Using Java reflection to print all the methods of a class, including their argument signatures.

print_methods_of_a_class.java

import java.lang.reflect.Method ;

String className = "java.lang.Class" ; // or whatever class you're interested in

Class c = Class.forName( className ) ;

Method[] methods = c.getDeclaredMethods() ;

for ( Method m : methods )
{
    System.out.println( m ) ;
}