Question

Is it possible to call a method by reflection from a class?

class MyObject {     ...   //some methods      public void fce() {         //call another method of this object via reflection?     } } 

Thank you.

Answer 1

import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method;   public class Main {     public static void main(final String[] argv)     {         final Main main;          main = new Main();         main.foo();     }      public void foo()     {         final Class clazz;         final Method method;          clazz = Main.class;          try         {             method = clazz.getDeclaredMethod('bar', String.class);             method.invoke(this, 'foo');         }         catch(final NoSuchMethodException ex)         {             // handle it however you want             ex.printStackTrace();         }         catch(final IllegalAccessException ex)         {             // handle it however you want             ex.printStackTrace();         }         catch(final InvocationTargetException ex)         {             // handle it however you want             ex.printStackTrace();         }     }      private void bar(final String msg)     {         System.out.println('hello from: ' + msg);     } }