From deb0320103faf96b9fa7613492e185829312b002 Mon Sep 17 00:00:00 2001
From: "Anna.Kozlova" <anna.kozlova@jetbrains.com>
Date: Tue, 18 Oct 2016 12:43:37 +0200
Subject: [PATCH] safe delete: ensure javadoc refs are processed on waterfall
 parameter deletion (IDEA-162675)

---
 .../safeDelete/SafeDeleteJavaCallerChooser.java       | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java b/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java
index c6fd94d6be25..59f30fb75226 100644
--- a/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java
+++ b/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java
@@ -21,6 +21,7 @@ import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Condition;
 import com.intellij.openapi.util.Ref;
 import com.intellij.psi.*;
+import com.intellij.psi.javadoc.PsiDocTag;
 import com.intellij.psi.search.LocalSearchScope;
 import com.intellij.psi.search.searches.ReferencesSearch;
 import com.intellij.psi.util.PsiTreeUtil;
@@ -29,6 +30,7 @@ import com.intellij.refactoring.changeSignature.MethodNodeBase;
 import com.intellij.refactoring.changeSignature.inCallers.JavaCallerChooser;
 import com.intellij.refactoring.changeSignature.inCallers.JavaMethodNode;
 import com.intellij.refactoring.safeDelete.usageInfo.SafeDeleteParameterCallHierarchyUsageInfo;
+import com.intellij.refactoring.safeDelete.usageInfo.SafeDeleteReferenceJavaDeleteUsageInfo;
 import com.intellij.usageView.UsageInfo;
 import com.intellij.util.Consumer;
 import com.intellij.util.Function;
@@ -84,6 +86,15 @@ abstract class SafeDeleteJavaCallerChooser extends JavaCallerChooser {
           }
           return true;
         });
+
+        ReferencesSearch.search(parameter).forEach(reference -> {
+          PsiElement element = reference.getElement();
+          final PsiDocTag docTag = PsiTreeUtil.getParentOfType(element, PsiDocTag.class);
+          if (docTag != null) {
+            foreignMethodUsages.add(new SafeDeleteReferenceJavaDeleteUsageInfo(docTag, parameter, true));
+          }
+          return true;
+        });
       }
     };