Merge branch 'Jalview-JS/develop' into merge_js_develop

[jalview.git] / src / jalview / ws / dbsources / EmblCdsSource.java

diff --git a/src/jalview/ws/dbsources/EmblCdsSource.java b/src/jalview/ws/dbsources/EmblCdsSource.java
index a73af61..796f6e9 100644 (file)
--- a/src/jalview/ws/dbsources/EmblCdsSource.java
+++ b/src/jalview/ws/dbsources/EmblCdsSource.java
@@ -22,11 +22,13 @@ package jalview.ws.dbsources;
 
 import jalview.datamodel.AlignmentI;
 import jalview.datamodel.DBRefSource;
+import jalview.util.Platform;
 
 import com.stevesoft.pat.Regex;
 
 public class EmblCdsSource extends EmblXmlSource
 {
+  private Regex ACCESSION_REGEX = null;
 
   public EmblCdsSource()
   {
@@ -42,9 +44,14 @@ public class EmblCdsSource extends EmblXmlSource
   @Override
   public Regex getAccessionValidator()
   {
-    return new Regex("^[A-Z]+[0-9]+");
+    if (ACCESSION_REGEX == null)
+    {
+      ACCESSION_REGEX = Platform.newRegex("^[A-Z]+[0-9]+");
+    }
+    return ACCESSION_REGEX;
   }
 
+
   @Override
   public String getDbSource()
   {