Setting factory to null after destroying it, so that the next time the start() method is called, a new factory is created. This fixes #88

Author: juanfem

pvAccessJava/src/org/epics/ca/ClientFactory.java

@@ -104,6 +104,7 @@ public static synchronized void stop() {
     	{
     		ChannelProviderRegistryFactory.unregisterChannelProviderFactory(factory);
     		factory.destroySharedInstance();
+                factory=null;
     	}
     }
 
@@ -148,7 +149,7 @@ public void destroy() {
                 context.destroy();
             } catch (CAException e) {
                 e.printStackTrace();
-            }
+        }
         }
         /* (non-Javadoc)
          * @see org.epics.pvaccess.client.ChannelProvider#channelFind(java.lang.String, org.epics.pvaccess.client.ChannelFindRequester)

pvAccessJava/src/org/epics/pvaccess/ClientFactory.java

@@ -96,6 +96,7 @@ public static synchronized void stop() {
     	{
     		ChannelProviderRegistryFactory.unregisterChannelProviderFactory(factory);
     		factory.destroySharedInstance();
+                 factory=null;
     	}
     }
 }