From 2ee2960bbed0510c8d4cdddd7a1c1ef3dc120cc2 Mon Sep 17 00:00:00 2001
From: Konstantin Kolosovsky <konstantin.kolosovsky@jetbrains.com>
Date: Thu, 14 Aug 2014 17:39:19 +0400
Subject: [PATCH] IDEA-102641 Do not cache file revision content (in
 ContentRevisionCache) if revision number is explicitly set to HEAD

---
 .../idea/svn/history/SvnFileRevision.java     | 25 +++++++++++++------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/plugins/svn4idea/src/org/jetbrains/idea/svn/history/SvnFileRevision.java b/plugins/svn4idea/src/org/jetbrains/idea/svn/history/SvnFileRevision.java
index b44d5ce73e31..e636c9c0a8ef 100644
--- a/plugins/svn4idea/src/org/jetbrains/idea/svn/history/SvnFileRevision.java
+++ b/plugins/svn4idea/src/org/jetbrains/idea/svn/history/SvnFileRevision.java
@@ -165,14 +165,23 @@ public class SvnFileRevision implements VcsFileRevision {
   }
 
   public byte[] getContent() throws IOException, VcsException {
-    return ContentRevisionCache.getOrLoadAsBytes(myVCS.getProject(), VcsUtil.getFilePathOnNonLocal(myURL, false), getRevisionNumber(),
-                                                 myVCS.getKeyInstanceMethod(), ContentRevisionCache.UniqueType.REMOTE_CONTENT,
-                                                 new Throwable2Computable<byte[], VcsException, IOException>() {
-                                                   @Override
-                                                   public byte[] compute() throws VcsException, IOException {
-                                                     return loadContent();
-                                                   }
-                                                 });
+    byte[] result;
+
+    if (SVNRevision.HEAD.equals(myRevision)) {
+      result = loadContent();
+    }
+    else {
+      result = ContentRevisionCache.getOrLoadAsBytes(myVCS.getProject(), VcsUtil.getFilePathOnNonLocal(myURL, false), getRevisionNumber(),
+                                                     myVCS.getKeyInstanceMethod(), ContentRevisionCache.UniqueType.REMOTE_CONTENT,
+                                                     new Throwable2Computable<byte[], VcsException, IOException>() {
+                                                       @Override
+                                                       public byte[] compute() throws VcsException, IOException {
+                                                         return loadContent();
+                                                       }
+                                                     });
+    }
+
+    return result;
   }
 
   public String getCopyFromPath() {