From fbe265fa787e4be9cb63c6bae2ef30b9400d9afc Mon Sep 17 00:00:00 2001
From: Simon Harrer <simon.harrer@gmail.com>
Date: Thu, 18 Jul 2013 10:11:04 -0400
Subject: [PATCH] Fixes findbugs warning - dereferencing null in exception case

---
 src/main/java/com/gitblit/wicket/panels/RefsPanel.java |   29 ++++++++++++++++++-----------
 1 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/src/main/java/com/gitblit/wicket/panels/RefsPanel.java b/src/main/java/com/gitblit/wicket/panels/RefsPanel.java
index dc852e2..e477b65 100644
--- a/src/main/java/com/gitblit/wicket/panels/RefsPanel.java
+++ b/src/main/java/com/gitblit/wicket/panels/RefsPanel.java
@@ -15,6 +15,7 @@
  */
 package com.gitblit.wicket.panels;
 
+import java.text.MessageFormat;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
@@ -28,11 +29,12 @@
 import org.apache.wicket.markup.repeater.Item;
 import org.apache.wicket.markup.repeater.data.DataView;
 import org.apache.wicket.markup.repeater.data.ListDataProvider;
-import org.eclipse.jgit.lib.Constants;
 import org.eclipse.jgit.lib.ObjectId;
 import org.eclipse.jgit.revwalk.RevCommit;
 
+import com.gitblit.Constants;
 import com.gitblit.models.RefModel;
+import com.gitblit.utils.StringUtils;
 import com.gitblit.wicket.WicketUtils;
 import com.gitblit.wicket.pages.CommitPage;
 import com.gitblit.wicket.pages.LogPage;
@@ -42,10 +44,6 @@
 
 	private static final long serialVersionUID = 1L;
 	
-	private static final String R_CHANGES = "refs/changes/";
-	
-	private static final String R_PULL= "refs/pull/";
-
 	public RefsPanel(String id, final String repositoryName, RevCommit c,
 			Map<ObjectId, List<RefModel>> refs) {
 		this(id, repositoryName, refs.get(c.getId()));
@@ -103,6 +101,7 @@
 				boolean breakLine = false;
 				Class<? extends WebPage> linkClass = CommitPage.class;
 				String cssClass = "";
+				String tooltip = "";
 				if (name.startsWith(Constants.R_HEADS)) {
 					// local branch
 					linkClass = LogPage.class;
@@ -112,17 +111,21 @@
 					// local head
 					linkClass = LogPage.class;
 					cssClass = "headRef";
-				} else if (name.startsWith(R_CHANGES)) {
+				} else if (name.startsWith(Constants.R_CHANGES)) {
 					// Gerrit change ref
-					name = name.substring(R_CHANGES.length());
+					name = name.substring(Constants.R_CHANGES.length());
+					// strip leading nn/ from nn/#####nn/ps = #####nn-ps
+					name = name.substring(name.indexOf('/') + 1).replace('/', '-');
+					String [] values = name.split("-");
+					tooltip = MessageFormat.format(getString("gb.reviewPatchset"), values[0], values[1]);
 					cssClass = "otherRef";
-				} else if (name.startsWith(R_PULL)) {
+				} else if (name.startsWith(Constants.R_PULL)) {
 					// Pull Request ref
-					name = "pull #" + name.substring(R_PULL.length());
+					name = "pull #" + name.substring(Constants.R_PULL.length());
 					if (name.endsWith("/head")) {
 						// strip pull request head from name 
 						name = name.substring(0, name.length() - "/head".length());
-					}
+					}					
 					cssClass = "pullRef";
 				} else if (name.startsWith(Constants.R_REMOTES)) {
 					// remote branch
@@ -158,7 +161,11 @@
 				Component c = new LinkPanel("refName", null, name, linkClass,
 						WicketUtils.newObjectParameter(repositoryName, objectid));
 				WicketUtils.setCssClass(c, cssClass);
-				WicketUtils.setHtmlTooltip(c, name);
+				if (StringUtils.isEmpty(tooltip)) {
+					WicketUtils.setHtmlTooltip(c, name);
+				} else {
+					WicketUtils.setHtmlTooltip(c, tooltip);
+				}
 				item.add(c);
 				Label lb = new Label("lineBreak", "<br/>");
 				lb.setVisible(breakLine);

--
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