PullCommand: Allow to set tag behavior

Add a new method setTagOpt which sets the annotated tag behavior during
fetch. Pass the option to the fetch command.

No explicit tests are added; the fetch with tags functionality is already
covered by the tests of the fetch command.

Change-Id: I131e1f68d8fcced178d8fa48abf7ffab17f8e173
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

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

@@ -71,6 +71,7 @@ import org.eclipse.jgit.lib.Repository;
 import org.eclipse.jgit.lib.RepositoryState;
 import org.eclipse.jgit.merge.MergeStrategy;
 import org.eclipse.jgit.transport.FetchResult;
+import org.eclipse.jgit.transport.TagOpt;
 
 /**
  * The Pull command
@@ -92,6 +93,8 @@ public class PullCommand extends TransportCommand<PullCommand, PullResult> {
 
 	private MergeStrategy strategy = MergeStrategy.RECURSIVE;
 
+	private TagOpt tagOption;
+
 	/**
 	 * @param repo
 	 */
@@ -272,9 +275,8 @@ public class PullCommand extends TransportCommand<PullCommand, PullResult> {
 						JGitText.get().operationCanceled,
 						JGitText.get().pullTaskName));
 
-			FetchCommand fetch = new FetchCommand(repo);
-			fetch.setRemote(remote);
-			fetch.setProgressMonitor(monitor);
+			FetchCommand fetch = new FetchCommand(repo).setRemote(remote)
+					.setProgressMonitor(monitor).setTagOpt(tagOption);
 			configure(fetch);
 
 			fetchRes = fetch.call();
@@ -411,6 +413,19 @@ public class PullCommand extends TransportCommand<PullCommand, PullResult> {
 		return this;
 	}
 
+	/**
+	 * Sets the specification of annotated tag behavior during fetch
+	 *
+	 * @param tagOpt
+	 * @return {@code this}
+	 * @Since 4.7
+	 */
+	public PullCommand setTagOpt(TagOpt tagOpt) {
+		checkCallable();
+		this.tagOption = tagOpt;
+		return this;
+	}
+
 	/**
 	 * Reads the rebase mode to use for a pull command from the repository
 	 * configuration. This is the value defined for the configurations