From 37e2a4c481efae59edf164547f4fa73e38a46b86 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Mon, 27 Jan 2014 17:44:25 +0100
Subject: [PATCH] IDEA-117852 NullPointerException when making project with
 mixed java/groovy sources

---
 .../jps/incremental/groovy/GroovyBuilder.java          | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/plugins/groovy/jps-plugin/src/org/jetbrains/jps/incremental/groovy/GroovyBuilder.java b/plugins/groovy/jps-plugin/src/org/jetbrains/jps/incremental/groovy/GroovyBuilder.java
index d2efa815df5a..d8d32974aef4 100644
--- a/plugins/groovy/jps-plugin/src/org/jetbrains/jps/incremental/groovy/GroovyBuilder.java
+++ b/plugins/groovy/jps-plugin/src/org/jetbrains/jps/incremental/groovy/GroovyBuilder.java
@@ -328,12 +328,18 @@ public class GroovyBuilder extends ModuleLevelBuilder {
                                             GroovycOSProcessHandler.OutputItem item,
                                             Map<ModuleBuildTarget, String> generationOutputs,
                                             String compilerOutput,
-                                            ModuleBuildTarget srcTarget) throws IOException {
+                                            @NotNull ModuleBuildTarget srcTarget) throws IOException {
     if (chunk.getModules().size() > 1 && !srcTarget.equals(chunk.representativeTarget())) {
       File output = new File(item.outputPath);
 
+      String srcTargetOutput = generationOutputs.get(srcTarget);
+      if (srcTargetOutput == null) {
+        LOG.info("No output for " + srcTarget + "; outputs=" + generationOutputs + "; targets = " + chunk.getTargets());
+        return item.outputPath;
+      }
+
       //todo honor package prefixes
-      File correctRoot = new File(generationOutputs.get(srcTarget));
+      File correctRoot = new File(srcTargetOutput);
       File correctOutput = new File(correctRoot, FileUtil.getRelativePath(new File(compilerOutput), output));
 
       FileUtil.rename(output, correctOutput);