Print the classloader hierarchy.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@693643 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 11 insertions, 1 deletions

diff --git a/java/sca/samples/calculator-osgi/src/main/java/calculator/CalculatorClient.java b/java/sca/samples/calculator-osgi/src/main/java/calculator/CalculatorClient.java
index a7dcba8f5e..c193b2ce66 100644
--- a/java/sca/samples/calculator-osgi/src/main/java/calculator/CalculatorClient.java
+++ b/java/sca/samples/calculator-osgi/src/main/java/calculator/CalculatorClient.java
@@ -42,11 +42,21 @@ public class CalculatorClient {
     public void calculate() {
 
         // Calculate
-        System.out.println("SCA API ClassLoader: " + Reference.class.getClassLoader());
+        System.out.println("SCA API ClassLoader: " + print(Reference.class.getClassLoader()));
         System.out.println("3 + 2=" + calculatorService.add(3, 2));
         System.out.println("3 - 2=" + calculatorService.subtract(3, 2));
         System.out.println("3 * 2=" + calculatorService.multiply(3, 2));
         System.out.println("3 / 2=" + calculatorService.divide(3, 2));
     }
+    
+    private static String print(ClassLoader cl) {
+        StringBuffer buf = new StringBuffer();
+        for (; cl != null;) {
+            buf.append(cl.toString());
+            buf.append(' ');
+            cl = cl.getParent();
+        }
+        return buf.toString();
+    }
 
 }