Make Logger instances final

Change-Id: Ibb997952917e47bc31a8cbe3863623bc959a8100
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

org.eclipse.jgit.junit/src/org/eclipse/jgit/junit/RepeatRule.java

@@ -78,7 +78,7 @@ import org.junit.runners.model.Statement;
  */
 public class RepeatRule implements TestRule {
 
-	private static Logger LOG = Logger
+	private static final Logger LOG = Logger
 			.getLogger(RepeatRule.class.getName());
 
 	/**

org.eclipse.jgit.lfs.server/src/org/eclipse/jgit/lfs/server/LfsProtocolServlet.java

@@ -93,7 +93,7 @@ import org.slf4j.LoggerFactory;
  * @since 4.3
  */
 public abstract class LfsProtocolServlet extends HttpServlet {
-	private static Logger LOG = LoggerFactory
+	private static final Logger LOG = LoggerFactory
 			.getLogger(LfsProtocolServlet.class);
 
 	private static final long serialVersionUID = 1L;

org.eclipse.jgit.lfs.server/src/org/eclipse/jgit/lfs/server/fs/ObjectDownloadListener.java

@@ -67,7 +67,7 @@ import org.eclipse.jgit.util.HttpSupport;
  */
 public class ObjectDownloadListener implements WriteListener {
 
-	private static Logger LOG = Logger
+	private static final Logger LOG = Logger
 			.getLogger(ObjectDownloadListener.class.getName());
 
 	private final AsyncContext context;

org.eclipse.jgit.lfs.server/src/org/eclipse/jgit/lfs/server/fs/ObjectUploadListener.java

@@ -71,7 +71,7 @@ import org.eclipse.jgit.lfs.lib.Constants;
  */
 public class ObjectUploadListener implements ReadListener {
 
-	private static Logger LOG = Logger
+	private static final Logger LOG = Logger
 			.getLogger(ObjectUploadListener.class.getName());
 
 	private final AsyncContext context;

org.eclipse.jgit/src/org/eclipse/jgit/dircache/DirCacheCheckout.java

@@ -106,7 +106,8 @@ import org.slf4j.LoggerFactory;
  * This class handles checking out one or two trees merging with the index.
  */
 public class DirCacheCheckout {
-	private static Logger LOG = LoggerFactory.getLogger(DirCacheCheckout.class);
+	private static final Logger LOG = LoggerFactory
+			.getLogger(DirCacheCheckout.class);
 
 	private static final int MAX_EXCEPTION_TEXT_SIZE = 10 * 1024;
 

org.eclipse.jgit/src/org/eclipse/jgit/util/sha1/SHA1.java

@@ -78,7 +78,7 @@ import org.slf4j.LoggerFactory;
  * @since 4.7
  */
 public class SHA1 {
-	private static Logger LOG = LoggerFactory.getLogger(SHA1.class);
+	private static final Logger LOG = LoggerFactory.getLogger(SHA1.class);
 	private static final boolean DETECT_COLLISIONS;
 
 	static {