diff --git a/java/testFramework/src/com/intellij/execution/ExecutionTestCase.java b/java/testFramework/src/com/intellij/execution/ExecutionTestCase.java
index 5bd2eec4c379..e02a9defa971 100644
--- a/java/testFramework/src/com/intellij/execution/ExecutionTestCase.java
+++ b/java/testFramework/src/com/intellij/execution/ExecutionTestCase.java
@@ -37,6 +37,7 @@ import com.intellij.util.Alarm;
 import com.intellij.util.PathUtil;
 import com.intellij.util.ThrowableRunnable;
 import org.jetbrains.annotations.NonNls;
+import org.jetbrains.annotations.NotNull;
 
 import java.io.File;
 import java.util.Arrays;
@@ -179,7 +180,7 @@ public abstract class ExecutionTestCase extends IdeaTestCase {
     return myModuleOutputDir.getAbsolutePath();
   }
 
-  public void waitProcess(final ProcessHandler processHandler) {
+  public void waitProcess(@NotNull final ProcessHandler processHandler) {
     Alarm alarm = new Alarm(Alarm.ThreadToUse.SHARED_THREAD, getTestRootDisposable());
 
     final boolean[] isRunning = {true};
diff --git a/platform/util/src/com/intellij/execution/process/ProcessHandler.java b/platform/util/src/com/intellij/execution/process/ProcessHandler.java
index fdd160dff8f8..db7f8c20da79 100644
--- a/platform/util/src/com/intellij/execution/process/ProcessHandler.java
+++ b/platform/util/src/com/intellij/execution/process/ProcessHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2015 JetBrains s.r.o.
+ * Copyright 2000-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,6 +21,7 @@ import com.intellij.openapi.util.Key;
 import com.intellij.openapi.util.UserDataHolderBase;
 import com.intellij.util.concurrency.Semaphore;
 import com.intellij.util.containers.ContainerUtil;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.io.OutputStream;
@@ -242,7 +243,7 @@ public abstract class ProcessHandler extends UserDataHolderBase {
       runPendingTasks();
     }
 
-    public void execute(Runnable task) {
+    public void execute(@NotNull Runnable task) {
       if (isStartNotified()) {
         task.run();
       }
diff --git a/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java b/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java
index 51e5e6a00428..623424111054 100644
--- a/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java
+++ b/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2015 JetBrains s.r.o.
+ * Copyright 2000-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -76,7 +76,7 @@ public class ProcessWaitFor {
     myWaitForThreadFuture.cancel(true);
   }
 
-  public void setTerminationCallback(Consumer<Integer> r) {
+  public void setTerminationCallback(@NotNull Consumer<Integer> r) {
     myTerminationCallback.offer(r);
   }
 }
\ No newline at end of file