From eea2a26c2aae8ec2e269cbaba1bec8544cd37971 Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Tue, 21 Feb 2012 19:36:06 +0100
Subject: [PATCH] cleanup

---
 .../src/com/intellij/ui/tabs/impl/LayoutPassInfo.java | 11 ++++++++---
 .../intellij/ui/tabs/impl/table/TablePassInfo.java    |  7 +++++--
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/platform/platform-api/src/com/intellij/ui/tabs/impl/LayoutPassInfo.java b/platform/platform-api/src/com/intellij/ui/tabs/impl/LayoutPassInfo.java
index 8f9e657350fb..7dd868299501 100644
--- a/platform/platform-api/src/com/intellij/ui/tabs/impl/LayoutPassInfo.java
+++ b/platform/platform-api/src/com/intellij/ui/tabs/impl/LayoutPassInfo.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2009 JetBrains s.r.o.
+ * Copyright 2000-2012 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.
@@ -16,6 +16,7 @@
 package com.intellij.ui.tabs.impl;
 
 import com.intellij.ui.tabs.TabInfo;
+import org.jetbrains.annotations.Nullable;
 
 import java.awt.*;
 import java.util.List;
@@ -28,15 +29,19 @@ public abstract class LayoutPassInfo {
     myVisibleInfos = visibleInfos;
   }
 
+  @Nullable
   public abstract TabInfo getPreviousFor(TabInfo info);
 
+  @Nullable
   public abstract TabInfo getNextFor(TabInfo info);
 
-  public TabInfo getPrevious(List<TabInfo> list, int i) {
+  @Nullable
+  public static TabInfo getPrevious(List<TabInfo> list, int i) {
     return i > 0 ? list.get(i - 1) : null;
   }
 
-  public TabInfo getNext(List<TabInfo> list, int i) {
+  @Nullable
+  public static TabInfo getNext(List<TabInfo> list, int i) {
     return i < list.size() - 1 ? list.get(i + 1) : null;
   }
 
diff --git a/platform/platform-api/src/com/intellij/ui/tabs/impl/table/TablePassInfo.java b/platform/platform-api/src/com/intellij/ui/tabs/impl/table/TablePassInfo.java
index b2abc5056845..d29ced04e289 100644
--- a/platform/platform-api/src/com/intellij/ui/tabs/impl/table/TablePassInfo.java
+++ b/platform/platform-api/src/com/intellij/ui/tabs/impl/table/TablePassInfo.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2009 JetBrains s.r.o.
+ * Copyright 2000-2012 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.
@@ -18,6 +18,7 @@ package com.intellij.ui.tabs.impl.table;
 import com.intellij.ui.tabs.TabInfo;
 import com.intellij.ui.tabs.impl.JBTabsImpl;
 import com.intellij.ui.tabs.impl.LayoutPassInfo;
+import org.jetbrains.annotations.Nullable;
 
 import java.awt.*;
 import java.util.ArrayList;
@@ -36,16 +37,18 @@ public class TablePassInfo extends LayoutPassInfo {
 
   JBTabsImpl myTabs;
 
-  TablePassInfo(final JBTabsImpl tabs, java.util.List<TabInfo> visibleInfos) {
+  TablePassInfo(final JBTabsImpl tabs, List<TabInfo> visibleInfos) {
     super(visibleInfos);
     myTabs = tabs;
   }
 
+  @Nullable
   public TabInfo getPreviousFor(final TabInfo info) {
     final TableRow row = myInfo2Row.get(info);
     return row != null ? getPrevious(row.myColumns, row.myColumns.indexOf(info)) : null;
   }
 
+  @Nullable
   public TabInfo getNextFor(final TabInfo info) {
     final TableRow row = myInfo2Row.get(info);
     return row != null ? getNext(row.myColumns, row.myColumns.indexOf(info)) : null;