Unwind loop that iterates over fetch connection refs.

Create separate loops based on whether the ref specs
collection is empty or not.

Change-Id: I2861b45fe083675e12ff47f591e104f8cf6dd216
Signed-off-by: Kevin Sawicki <kevin@github.com>

org.eclipse.jgit/src/org/eclipse/jgit/api/LsRemoteCommand.java

@@ -73,7 +73,9 @@ public class LsRemoteCommand extends GitCommand<Collection<Ref>> {
 	private String remote = Constants.DEFAULT_REMOTE_NAME;
 
 	private boolean heads;
+
 	private boolean tags;
+
 	private String uploadPack;
 
 	/**
@@ -134,32 +136,27 @@ public class LsRemoteCommand extends GitCommand<Collection<Ref>> {
 
 			try {
 				Collection<RefSpec> refSpecs = new ArrayList<RefSpec>(1);
-				if (tags) {
+				if (tags)
 					refSpecs.add(new RefSpec(
 							"refs/tags/*:refs/remotes/origin/tags/*"));
-				}
+				if (heads)
-				if (heads) {
 					refSpecs.add(new RefSpec(
 							"refs/heads/*:refs/remotes/origin/*"));
-				}
 				Collection<Ref> refs;
 				Map<String, Ref> refmap = new HashMap<String, Ref>();
 				FetchConnection fc = transport.openFetch();
 				try {
 					refs = fc.getRefs();
-					for (Ref r : refs) {
+					if (refSpecs.isEmpty())
-						boolean found = refSpecs.isEmpty();
+						for (Ref r : refs)
-						for (RefSpec rs : refSpecs) {
-							if (rs.matchSource(r)) {
-								found = true;
-								break;
-							}
-						}
-						if (found) {
 							refmap.put(r.getName(), r);
-						}
+					else
-
+						for (Ref r : refs)
-					}
+							for (RefSpec rs : refSpecs)
+								if (rs.matchSource(r)) {
+									refmap.put(r.getName(), r);
+									break;
+								}
 				} finally {
 					fc.close();
 				}