import java.lang.reflect.Constructor;
public class Main {
public static void main(String[] args) throws Exception {
Class clazz = String.class;
Constructor[] constructors = clazz.getDeclaredConstructors();
for (Constructor constructor : constructors) {
String name = constructor.getName();
System.out.println("Constructor name= " + name);
Class[] paramterTypes = constructor.getParameterTypes();
for (Class c : paramterTypes) {
System.out.println("Param type name = " + c.getName());
}
}
Constructor constructor = String.class.getConstructor(new Class[] { String.class });
System.out.println("Constructor = " + constructor.getName());
}
}