X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fws%2Fjws2%2FJws2Discoverer.java;h=b6e74934592b874bb1a1e0cf420b0dfc2cf1e84f;hb=888625c12e9f320a2763de770401fda5964d5de4;hp=b440de8f8909011b2fef16d31960c23bb68621d0;hpb=b2290fc7943376b99d2528c233d941d4394d261b;p=jalview.git

diff --git a/src/jalview/ws/jws2/Jws2Discoverer.java b/src/jalview/ws/jws2/Jws2Discoverer.java
index b440de8..b6e7493 100644
--- a/src/jalview/ws/jws2/Jws2Discoverer.java
+++ b/src/jalview/ws/jws2/Jws2Discoverer.java
@@ -31,6 +31,8 @@ import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.net.URL;
 import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashSet;
 import java.util.Hashtable;
 import java.util.List;
 import java.util.StringTokenizer;
@@ -701,4 +703,33 @@ public class Jws2Discoverer implements Runnable, WSMenuEntryProviderI
     }
     return -2;
   }
+
+  /**
+   * pick the user's preferred service based on a set of URLs (jaba server locations) and service URIs (specifying version and service interface class)
+   * 
+   * @param serviceURL
+   * @return null or best match for given uri/ls.
+   */
+  public Jws2Instance getPreferredServiceFor(String[] serviceURLs)
+  {
+    HashSet<String> urls=new HashSet<String>();
+    urls.addAll(Arrays.asList(serviceURLs));
+    Jws2Instance match=null;
+    for (Jws2Instance svc:services)
+    {
+      if (urls.contains(svc.getServiceTypeURI()))
+      {
+        if (match==null) {
+          // for moment we always pick service from server ordered first in user's preferences
+          match=svc;
+        }
+        if (urls.contains(svc.getUri()))
+        {
+          // stop and return - we've matched type URI and URI for service endpoint
+          return svc;
+        }
+      }
+    }
+    return match;
+  }
 }