From a0153fc1799e55ab63e8871abf750cbe200744b4 Mon Sep 17 00:00:00 2001
From: Eugene Zhuravlev <jeka@intellij.com>
Date: Wed, 21 Mar 2012 16:53:07 +0100
Subject: [PATCH] do not differentiate & integrate files for the chunk where
 compilation errors occurred. (consistent with timestamp update strategy for
 such chunks)

---
 .../src/org/jetbrains/jps/incremental/CompileContext.java     | 4 ++++
 .../src/org/jetbrains/jps/incremental/ModuleLevelBuilder.java | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/jps/jps-builders/src/org/jetbrains/jps/incremental/CompileContext.java b/jps/jps-builders/src/org/jetbrains/jps/incremental/CompileContext.java
index e39512e334f1..b2b4b95ac98e 100644
--- a/jps/jps-builders/src/org/jetbrains/jps/incremental/CompileContext.java
+++ b/jps/jps-builders/src/org/jetbrains/jps/incremental/CompileContext.java
@@ -268,6 +268,10 @@ public class CompileContext extends UserDataHolderBase implements MessageHandler
     myDelegateMessageHandler.processMessage(msg);
   }
 
+  public boolean errorsDetected() {
+    return myErrorsFound;
+  }
+
   public void processFilesToRecompile(ModuleChunk chunk, FileProcessor processor) throws IOException {
     for (Module module : chunk.getModules()) {
       myFsState.processFilesToRecompile(this, module, processor);
diff --git a/jps/jps-builders/src/org/jetbrains/jps/incremental/ModuleLevelBuilder.java b/jps/jps-builders/src/org/jetbrains/jps/incremental/ModuleLevelBuilder.java
index 099eb993c267..d503e83bff8e 100644
--- a/jps/jps-builders/src/org/jetbrains/jps/incremental/ModuleLevelBuilder.java
+++ b/jps/jps-builders/src/org/jetbrains/jps/incremental/ModuleLevelBuilder.java
@@ -56,6 +56,9 @@ public abstract class ModuleLevelBuilder extends Builder {
    * @throws Exception
    */
   public final boolean updateMappings(CompileContext context, final Mappings delta, ModuleChunk chunk, Collection<File> filesToCompile, Collection<File> successfullyCompiled) throws IOException {
+    if (context.errorsDetected()) {
+      return false;
+    }
     try {
       boolean additionalPassRequired = false;