From 7afff71b3c03e795a1594a445f277da2a2de7ed2 Mon Sep 17 00:00:00 2001
From: Roman Shevchenko <roman.shevchenko@jetbrains.com>
Date: Mon, 6 Oct 2014 18:30:18 +0200
Subject: [PATCH] java: read action in default decompiler

---
 .../com/intellij/psi/impl/compiled/ClsFileImpl.java    | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/java/java-psi-impl/src/com/intellij/psi/impl/compiled/ClsFileImpl.java b/java/java-psi-impl/src/com/intellij/psi/impl/compiled/ClsFileImpl.java
index a5347f2e9767..b2952f369275 100644
--- a/java/java-psi-impl/src/com/intellij/psi/impl/compiled/ClsFileImpl.java
+++ b/java/java-psi-impl/src/com/intellij/psi/impl/compiled/ClsFileImpl.java
@@ -565,8 +565,14 @@ public class ClsFileImpl extends ClsRepositoryPsiElement<PsiClassHolderFileStub>
   @NotNull
   public static CharSequence decompile(@NotNull VirtualFile file) {
     PsiManager manager = PsiManager.getInstance(DefaultProjectFactory.getInstance().getDefaultProject());
-    StringBuilder buffer = new StringBuilder();
-    new ClsFileImpl(new ClassFileViewProvider(manager, file), true).appendMirrorText(0, buffer);
+    final ClsFileImpl clsFile = new ClsFileImpl(new ClassFileViewProvider(manager, file), true);
+    final StringBuilder buffer = new StringBuilder();
+    ApplicationManager.getApplication().runReadAction(new Runnable() {
+      @Override
+      public void run() {
+        clsFile.appendMirrorText(0, buffer);
+      }
+    });
     return buffer;
   }