| 1 | /** |
| 2 | * |
| 3 | */ |
| 4 | package net.sf.madmap; |
| 5 | |
| 6 | import java.lang.reflect.Method; |
| 7 | |
| 8 | import org.springframework.aop.*; |
| 9 | |
| 10 | /** |
| 11 | * @author ecaspole |
| 12 | * |
| 13 | */ |
| 14 | public class Tracer implements MethodBeforeAdvice, AfterReturningAdvice { |
| 15 | int _depth = 0; |
| 16 | |
| 17 | public Tracer() {} |
| 18 | |
| 19 | public void before( Method m, Object[] args, Object target ) { |
| 20 | _depth++; |
| 21 | for (int i=0; i<_depth; i++) { |
| 22 | System.out.print(" "); |
| 23 | } |
| 24 | System.out.println("--> " + m.getName()); |
| 25 | } |
| 26 | |
| 27 | public void afterReturning( Object retVal, Method m, Object[] args, Object target ) { |
| 28 | for (int i=0; i<_depth; i++) { |
| 29 | System.out.print(" "); |
| 30 | } |
| 31 | System.out.println("<-- " + m.getName()); |
| 32 | _depth--; |
| 33 | } |
| 34 | } |