public class Test { 
  public static void main(String[] args) { 
    String s= "test"; 
    switch(s) { 
        case (new Object() { 

            public String toString() { 
                return "test"; 
            } 

        }.toString()): 
            System.out.println("Test"); 
            break; 
        default: 
            System.out.println("No Test"); 
    } 
  } 
}