diff -r 1c999569643b -r acf2c31e22d4 samples/instanceof/src/api/InstanceProvider.java
--- a/samples/instanceof/src/api/InstanceProvider.java	Sat Jun 14 10:04:51 2008 +0200
+++ b/samples/instanceof/src/api/InstanceProvider.java	Sat Jun 14 10:04:53 2008 +0200
@@ -3,7 +3,7 @@
 
 // BEGIN: instanceof.InstanceProvider
 public interface InstanceProvider {
-    public Class<?> instanceClass();
-    public Object instanceCreate();
+    public Class<?> instanceClass() throws Exception;
+    public Object instanceCreate() throws Exception;
 }
 // END: instanceof.InstanceProvider