From d8d88e543e2a238f5fb667db7a1eb0a981c85a9d Mon Sep 17 00:00:00 2001
From: Bas Leijdekkers <basleijdekkers@gmail.com>
Date: Fri, 17 Jun 2011 14:16:45 +0200
Subject: [PATCH] handle parentheses in "'null' thrown" inspection

---
 .../src/com/siyeh/ig/errorhandling/NullThrownInspection.java  | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/plugins/InspectionGadgets/src/com/siyeh/ig/errorhandling/NullThrownInspection.java b/plugins/InspectionGadgets/src/com/siyeh/ig/errorhandling/NullThrownInspection.java
index dc329872a3d6..c17b2b2e150f 100644
--- a/plugins/InspectionGadgets/src/com/siyeh/ig/errorhandling/NullThrownInspection.java
+++ b/plugins/InspectionGadgets/src/com/siyeh/ig/errorhandling/NullThrownInspection.java
@@ -23,6 +23,7 @@ import com.siyeh.InspectionGadgetsBundle;
 import com.siyeh.ig.BaseInspection;
 import com.siyeh.ig.BaseInspectionVisitor;
 import com.siyeh.ig.InspectionGadgetsFix;
+import com.siyeh.ig.psiutils.ParenthesesUtils;
 import org.jetbrains.annotations.Nls;
 import org.jetbrains.annotations.NotNull;
 
@@ -78,7 +79,8 @@ public class NullThrownInspection extends BaseInspection {
         @Override
         public void visitThrowStatement(PsiThrowStatement statement) {
             super.visitThrowStatement(statement);
-            final PsiExpression exception = statement.getException();
+            final PsiExpression exception =
+                    ParenthesesUtils.stripParentheses(statement.getException());
             if (!(exception instanceof PsiLiteralExpression)) {
                 return;
             }