From 7afff0e936ca8a15fda737618b6bb1e77f3f66aa Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Sat, 14 Sep 2013 10:25:51 +0400
Subject: [PATCH] global inspections: store parameter references only once

---
 .../reference/RefMethodImpl.java              | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/java/java-analysis-impl/src/com/intellij/codeInspection/reference/RefMethodImpl.java b/java/java-analysis-impl/src/com/intellij/codeInspection/reference/RefMethodImpl.java
index d03b2ca514dd..2cadd1f0db2f 100644
--- a/java/java-analysis-impl/src/com/intellij/codeInspection/reference/RefMethodImpl.java
+++ b/java/java-analysis-impl/src/com/intellij/codeInspection/reference/RefMethodImpl.java
@@ -78,6 +78,26 @@ public class RefMethodImpl extends RefJavaElementImpl implements RefMethod {
     setConstructor(true);
   }
 
+  @Override
+  public void add(RefEntity child) {
+    if (child instanceof RefParameter) {
+      return;
+    }
+    super.add(child);
+  }
+
+  @Override
+  public List<RefEntity> getChildren() {
+    List<RefEntity> superChildren = super.getChildren();
+    if (myParameters == null) return superChildren;
+    if (superChildren == null || superChildren.isEmpty()) return Arrays.<RefEntity>asList(myParameters);
+    
+    List<RefEntity> allChildren = new ArrayList<RefEntity>(superChildren.size() + myParameters.length);
+    allChildren.addAll(superChildren);
+    Collections.addAll(allChildren, myParameters);
+    return allChildren;
+  }
+
   @Override
   protected void initialize() {
     final PsiMethod method = (PsiMethod)getElement();