[SMX4-1190]saaj-api bundle jar doesn't work when put it in endorsed folder

git-svn-id: https://svn.apache.org/repos/asf/servicemix/smx4/specs/trunk@1353786 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/saaj-api-1.3/src/main/java/javax/xml/soap/FactoryFinder.java b/saaj-api-1.3/src/main/java/javax/xml/soap/FactoryFinder.java
index 02147c5..8bd40a8 100644
--- a/saaj-api-1.3/src/main/java/javax/xml/soap/FactoryFinder.java
+++ b/saaj-api-1.3/src/main/java/javax/xml/soap/FactoryFinder.java
@@ -90,7 +90,11 @@
                 //javax.xml.soap.MetaFactory at all
                 factoryClassName = "javax.xml.soap.SAAJMetaFactory";
             }
-            Class factoryClass = FactoryFinder.class.getClassLoader().loadClass(factoryClassName);
+            ClassLoader cl = FactoryFinder.class.getClassLoader();
+            if (cl == null) {
+            	cl = Thread.currentThread().getContextClassLoader();
+            }
+            Class factoryClass = cl.loadClass(factoryClassName);
             Class spiClass = org.apache.servicemix.specs.locator.OsgiLocator.locate(factoryClass, factoryPropertyName);
             if (spiClass != null) {
                 return spiClass.newInstance();