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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone {
  9. 	public static void main (String[] args) throws java.lang.Exception {
  10. 		A a = new A();
  11. 		C c = a.getC();
  12. 		c.setYo("Bo");
  13.  
  14. 		a.getC().printYo();
  15. 	}
  16.  
  17. 	static class A {
  18. 		private C c;
  19.  
  20. 		// a constructor that assigns to the instanceVariable.
  21. 		public A() {
  22. 			this.c = new C();
  23. 		}
  24.  
  25. 		public C getC() {
  26. 			return this.c;
  27. 		}
  28. 	}
  29.  
  30. 	static class C {
  31. 		public String yo;
  32.  
  33. 		public C() {
  34. 			this.yo = "yo";
  35. 		}
  36.  
  37. 		public void setYo(String changeYo) {
  38. 			this.yo = changeYo;
  39. 		}
  40.  
  41. 		public void printYo() {
  42. 			System.out.println(yo);
  43. 		}
  44. 	}
  45. }
Success #stdin #stdout 0.1s 320576KB
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Standard input is empty
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Bo
https://ideone.com/pfgviw
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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