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Posted to commits@tuscany.apache.org by rf...@apache.org on 2010/12/30 17:59:42 UTC
svn commit: r1053940 -
/tuscany/sca-java-2.x/trunk/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java
Author: rfeng
Date: Thu Dec 30 16:59:41 2010
New Revision: 1053940
URL: http://svn.apache.org/viewvc?rev=1053940&view=rev
Log:
Add a method remove duplicate service declsrations
Modified:
tuscany/sca-java-2.x/trunk/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java
Modified: tuscany/sca-java-2.x/trunk/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java
URL: http://svn.apache.org/viewvc/tuscany/sca-java-2.x/trunk/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java?rev=1053940&r1=1053939&r2=1053940&view=diff
==============================================================================
--- tuscany/sca-java-2.x/trunk/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java (original)
+++ tuscany/sca-java-2.x/trunk/modules/extensibility/src/main/java/org/apache/tuscany/sca/extensibility/ServiceDiscovery.java Thu Dec 30 16:59:41 2010
@@ -26,6 +26,7 @@ import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
+import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
@@ -285,4 +286,21 @@ public final class ServiceDiscovery impl
public Map<String, String> getAttributes(String serviceType) {
return serviceAttributes.get(serviceType);
}
+
+ /**
+ * Remove the duplicate service declarations. The duplication happens when we have the same jar from more than one entries on the classpath
+ * @param declarations
+ * @return
+ */
+ public static Collection<ServiceDeclaration> removeDuplicateDeclarations(Collection<ServiceDeclaration> declarations) {
+ // Use LinkedHashMap to maintain the insertion order
+ Map<String, ServiceDeclaration> map = new LinkedHashMap<String, ServiceDeclaration>();
+ for (ServiceDeclaration sd : declarations) {
+ ServiceDeclaration existed = map.put(sd.getClassName(), sd);
+ if (existed != null) {
+ logger.warning("Duplicate service declaration is ignored: " + existed + " <-> " + sd);
+ }
+ }
+ return map.values();
+ }
}