Only run the worker if the build is incremental.

This feature is tunable through --worker_max_changed_files flag. If unspecified, all builds are considered incremental.

--
MOS_MIGRATED_REVID=96968367

1 files changed, 4 insertions, 2 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/worker/WorkerModule.java b/src/main/java/com/google/devtools/build/lib/worker/WorkerModule.java
index 81d5024610..b7de57fee1 100644
--- a/src/main/java/com/google/devtools/build/lib/worker/WorkerModule.java
+++ b/src/main/java/com/google/devtools/build/lib/worker/WorkerModule.java
@@ -32,6 +32,7 @@ public class WorkerModule extends BlazeModule {
   private final WorkerPool workers;
 
   private BuildRequest buildRequest;
+  private BlazeRuntime blazeRuntime;
 
   public WorkerModule() {
     GenericKeyedObjectPoolConfig config = new GenericKeyedObjectPoolConfig();
@@ -41,8 +42,8 @@ public class WorkerModule extends BlazeModule {
 
   @Override
   public Iterable<ActionContextProvider> getActionContextProviders() {
-    return ImmutableList.<ActionContextProvider>of(new WorkerActionContextProvider(buildRequest,
-        workers));
+    return ImmutableList.<ActionContextProvider>of(
+        new WorkerActionContextProvider(buildRequest, workers, blazeRuntime.getEventBus()));
   }
 
   @Override
@@ -54,6 +55,7 @@ public class WorkerModule extends BlazeModule {
 
   @Override
   public void beforeCommand(BlazeRuntime blazeRuntime, Command command) {
+    this.blazeRuntime = blazeRuntime;
     blazeRuntime.getEventBus().register(this);
   }