From: peter <peter@jetbrains.com>
Date: Wed, 4 May 2016 10:55:25 +0000 (+0200)
Subject: add clarifying comments around JavaResolveUtil.getContextClass
X-Git-Tag: appcode/146.1711~12^2~4
X-Git-Url: https://git.jetbrains.org/?p=idea%2Fcommunity.git;a=commitdiff_plain;h=59e086aa8867e602172f72f7ee44407f137266e5

add clarifying comments around JavaResolveUtil.getContextClass
---

diff --git a/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/JavaResolveUtil.java b/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/JavaResolveUtil.java
index fba9855a7229..83ca4fc4b781 100644
--- a/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/JavaResolveUtil.java
+++ b/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/JavaResolveUtil.java
@@ -38,6 +38,7 @@ public class JavaResolveUtil {
     PsiElement prev = element;
     PsiElement scope = element.getContext();
     while (scope != null) {
+      // skip the class if coming from its extends/implements list: those references only rely on the outer context for resolve
       if (scope instanceof PsiClass && (prev instanceof PsiMember || prev instanceof PsiDocComment)) {
         return (PsiClass)scope;
       }
@@ -115,6 +116,7 @@ public class JavaResolveUtil {
       if (memberClass == null) {
         return false;
       }
+      // if resolving supertype reference, skip its containing class with getContextClass
       PsiClass contextClass = member instanceof PsiClass ? getContextClass(place)
                                                          : PsiTreeUtil.getContextOfType(place, PsiClass.class, false);
       while (contextClass != null) {