From 873ae2e4eebe771a312510603b264484bcad024f Mon Sep 17 00:00:00 2001 From: Artem Khvastunov Date: Fri, 7 Apr 2017 12:00:23 +0200 Subject: [PATCH] @Nullable -> @Contract("null -> null") for StringRef (cherry picked from commit 2d7f630992e2b72d10b078f3ff3caf4f452f5625) --- platform/util/src/com/intellij/util/io/StringRef.java | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/platform/util/src/com/intellij/util/io/StringRef.java b/platform/util/src/com/intellij/util/io/StringRef.java index dec7bef2db70..7cbfbecb0dbd 100644 --- a/platform/util/src/com/intellij/util/io/StringRef.java +++ b/platform/util/src/com/intellij/util/io/StringRef.java @@ -1,5 +1,5 @@ /* - * Copyright 2000-2012 JetBrains s.r.o. + * Copyright 2000-2017 JetBrains s.r.o. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -15,6 +15,7 @@ */ package com.intellij.util.io; +import org.jetbrains.annotations.Contract; import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.Nullable; @@ -92,12 +93,12 @@ public class StringRef { return that == this || that instanceof StringRef && toString().equals(that.toString()); } - @Nullable + @Contract("null -> null") public static String toString(@Nullable StringRef ref) { return ref != null ? ref.getString() : null; } - @Nullable + @Contract("null -> null; !null -> !null") public static StringRef fromString(@Nullable String source) { return source == null ? null : new StringRef(source); }