From fe3575c176c32aea4a5f33ddb57069a882bd7c71 Mon Sep 17 00:00:00 2001
From: Kohsuke Kawaguchi <kk@kohsuke.org>
Date: Thu, 10 Jul 2014 16:15:10 -0700
Subject: [PATCH] Doc improvements

---
 core/src/main/java/jenkins/model/lazy/LazyBuildMixIn.java | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/jenkins/model/lazy/LazyBuildMixIn.java b/core/src/main/java/jenkins/model/lazy/LazyBuildMixIn.java
index 64104cb31d..c35d578fff 100644
--- a/core/src/main/java/jenkins/model/lazy/LazyBuildMixIn.java
+++ b/core/src/main/java/jenkins/model/lazy/LazyBuildMixIn.java
@@ -291,12 +291,18 @@ public abstract class LazyBuildMixIn<JobT extends Job<JobT,RunT> & Queue.Task &
          *
          * <p>
          * Some {@link Run}s do lazy-loading, so we don't use
-         * {@link #previousBuild} and {@link #nextBuild}, and instead use these
+         * {@link #previousBuildR} and {@link #nextBuildR}, and instead use these
          * fields and point to {@link #selfReference} (or {@link #none}) of
          * adjacent builds.
          */
         private volatile BuildReference<RunT> previousBuildR, nextBuildR;
 
+        /**
+         * Used in {@link #previousBuildR} and {@link #nextBuildR} to indicate
+         * that we know there is no next/previous build (as opposed to {@code null},
+         * which is used to indicate we haven't determined if there is a next/previous
+         * build.)
+         */
         @SuppressWarnings({"unchecked", "rawtypes"})
         private static final BuildReference NONE = new BuildReference("NONE", null);
 
-- 
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