From aa09e0e7f28beef106ce84afa9436b32a8115e77 Mon Sep 17 00:00:00 2001
From: Dmitry Batkovich <dmitry.batkovich@jetbrains.com>
Date: Mon, 21 Nov 2016 12:40:45 +0300
Subject: [PATCH] notnull

---
 .../jps/javac/ast/RefCollectorCompilerToolExtension.java         | 1 +
 1 file changed, 1 insertion(+)

diff --git a/jps/jps-builders/src/org/jetbrains/jps/javac/ast/RefCollectorCompilerToolExtension.java b/jps/jps-builders/src/org/jetbrains/jps/javac/ast/RefCollectorCompilerToolExtension.java
index 6685b63403f4..e45c0dd9021a 100644
--- a/jps/jps-builders/src/org/jetbrains/jps/javac/ast/RefCollectorCompilerToolExtension.java
+++ b/jps/jps-builders/src/org/jetbrains/jps/javac/ast/RefCollectorCompilerToolExtension.java
@@ -31,6 +31,7 @@ import java.util.Collection;
 public class RefCollectorCompilerToolExtension extends JavaCompilerToolExtension{
   public static final String ID = "ASTReferenceCollector";
 
+  @NotNull
   @Override
   public String getId() {
     return ID;