The next example calls a class method with 2 arguments: : Method « Reflection « Java






The next example calls a class method with 2 arguments:

        
import java.lang.reflect.Method;

public class Main{
  static void invoke(String aClass, String aMethod, Class[] params, Object[] args) {
    try {
      Class c = Class.forName(aClass);
      Method m = c.getDeclaredMethod(aMethod, params);
      Object i = c.newInstance();
      Object r = m.invoke(i, args);
    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  public static void main(String[] args) {
    invoke("Class1", "say", new Class[] { String.class, String.class }, new Object[] {
        new String("Hello"), new String("World") });
  }
}

class Class1 {
  public void say(String s1, String s2) {
    System.out.println(s1 + " " + s2);
  }
} 

   
    
    
    
    
    
    
    
  








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