From 9f7c8985cc04a2f1e5417df9debe2ca54e986fcd Mon Sep 17 00:00:00 2001
From: dbabkin <dbabkin@google.com>
Date: Wed, 21 Mar 2018 05:50:11 -0700
Subject: Split PackageProvider to TargetProvider and CachingPackageLocator

No need to pass instance of PackageProvider there as two more general interfaces required separately.

RELNOTES:none
PiperOrigin-RevId: 189895042
---
 .../build/lib/query2/BlazeQueryEnvironment.java    | 18 ++++++----
 .../build/lib/query2/QueryEnvironmentFactory.java  | 41 +++++++++++++++++++++-
 2 files changed, 51 insertions(+), 8 deletions(-)

(limited to 'src/main/java/com')

diff --git a/src/main/java/com/google/devtools/build/lib/query2/BlazeQueryEnvironment.java b/src/main/java/com/google/devtools/build/lib/query2/BlazeQueryEnvironment.java
index 421c5b57eb..b7c0a1d915 100644
--- a/src/main/java/com/google/devtools/build/lib/query2/BlazeQueryEnvironment.java
+++ b/src/main/java/com/google/devtools/build/lib/query2/BlazeQueryEnvironment.java
@@ -28,14 +28,15 @@ import com.google.devtools.build.lib.events.ExtendedEventHandler;
 import com.google.devtools.build.lib.graph.Digraph;
 import com.google.devtools.build.lib.graph.Node;
 import com.google.devtools.build.lib.packages.Attribute;
+import com.google.devtools.build.lib.packages.CachingPackageLocator;
 import com.google.devtools.build.lib.packages.NoSuchThingException;
 import com.google.devtools.build.lib.packages.OutputFile;
 import com.google.devtools.build.lib.packages.Package;
 import com.google.devtools.build.lib.packages.Rule;
 import com.google.devtools.build.lib.packages.Target;
-import com.google.devtools.build.lib.pkgcache.PackageProvider;
 import com.google.devtools.build.lib.pkgcache.TargetEdgeObserver;
 import com.google.devtools.build.lib.pkgcache.TargetPatternEvaluator;
+import com.google.devtools.build.lib.pkgcache.TargetProvider;
 import com.google.devtools.build.lib.pkgcache.TransitivePackageLoader;
 import com.google.devtools.build.lib.query2.engine.Callback;
 import com.google.devtools.build.lib.query2.engine.DigraphQueryEvalResult;
@@ -72,7 +73,8 @@ public class BlazeQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
   private final Map<String, Set<Target>> resolvedTargetPatterns = new HashMap<>();
   private final TargetPatternEvaluator targetPatternEvaluator;
   private final TransitivePackageLoader transitivePackageLoader;
-  private final PackageProvider packageProvider;
+  private final TargetProvider targetProvider;
+  private final CachingPackageLocator cachingPackageLocator;
   private final Digraph<Target> graph = new Digraph<>();
   private final ErrorPrintingTargetEdgeErrorObserver errorObserver;
   private final LabelVisitor labelVisitor;
@@ -94,7 +96,8 @@ public class BlazeQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
    */
   BlazeQueryEnvironment(
       TransitivePackageLoader transitivePackageLoader,
-      PackageProvider packageProvider,
+      TargetProvider targetProvider,
+      CachingPackageLocator cachingPackageLocator,
       TargetPatternEvaluator targetPatternEvaluator,
       boolean keepGoing,
       boolean strictScope,
@@ -106,10 +109,11 @@ public class BlazeQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
     super(keepGoing, strictScope, labelFilter, eventHandler, settings, extraFunctions);
     this.targetPatternEvaluator = targetPatternEvaluator;
     this.transitivePackageLoader = transitivePackageLoader;
-    this.packageProvider = packageProvider;
+    this.targetProvider = targetProvider;
+    this.cachingPackageLocator = cachingPackageLocator;
     this.errorObserver = new ErrorPrintingTargetEdgeErrorObserver(this.eventHandler);
     this.loadingPhaseThreads = loadingPhaseThreads;
-    this.labelVisitor = new LabelVisitor(packageProvider, dependencyFilter);
+    this.labelVisitor = new LabelVisitor(targetProvider, dependencyFilter);
   }
 
   @Override
@@ -368,7 +372,7 @@ public class BlazeQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
 
   private Target getTargetOrThrow(Label label)
       throws NoSuchThingException, SkyframeRestartQueryException, InterruptedException {
-    Target target = packageProvider.getTarget(eventHandler, label);
+    Target target = targetProvider.getTarget(eventHandler, label);
     if (target == null) {
       throw new SkyframeRestartQueryException();
     }
@@ -416,7 +420,7 @@ public class BlazeQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
           // Also add the BUILD file of the subinclude.
           if (buildFiles) {
             Path buildFileForSubinclude =
-                packageProvider.getBuildFileForPackage(
+                cachingPackageLocator.getBuildFileForPackage(
                     subincludeTarget.getLabel().getLabel().getPackageIdentifier());
             if (buildFileForSubinclude != null) {
               Label buildFileLabel =
diff --git a/src/main/java/com/google/devtools/build/lib/query2/QueryEnvironmentFactory.java b/src/main/java/com/google/devtools/build/lib/query2/QueryEnvironmentFactory.java
index da08aa2798..1790528b38 100644
--- a/src/main/java/com/google/devtools/build/lib/query2/QueryEnvironmentFactory.java
+++ b/src/main/java/com/google/devtools/build/lib/query2/QueryEnvironmentFactory.java
@@ -17,11 +17,13 @@ import com.google.common.base.Preconditions;
 import com.google.common.base.Predicate;
 import com.google.devtools.build.lib.cmdline.Label;
 import com.google.devtools.build.lib.events.ExtendedEventHandler;
+import com.google.devtools.build.lib.packages.CachingPackageLocator;
 import com.google.devtools.build.lib.packages.Rule;
 import com.google.devtools.build.lib.packages.Target;
 import com.google.devtools.build.lib.pkgcache.PackageProvider;
 import com.google.devtools.build.lib.pkgcache.PathPackageLocator;
 import com.google.devtools.build.lib.pkgcache.TargetPatternEvaluator;
+import com.google.devtools.build.lib.pkgcache.TargetProvider;
 import com.google.devtools.build.lib.pkgcache.TransitivePackageLoader;
 import com.google.devtools.build.lib.query2.engine.QueryEnvironment.QueryFunction;
 import com.google.devtools.build.lib.query2.engine.QueryEnvironment.Setting;
@@ -49,6 +51,42 @@ public class QueryEnvironmentFactory {
       Iterable<QueryFunction> functions,
       @Nullable PathPackageLocator packagePath,
       boolean blockUniverseEvaluationErrors) {
+    return create(
+        transitivePackageLoader,
+        graphFactory,
+        packageProvider,
+        packageProvider,
+        targetPatternEvaluator,
+        keepGoing,
+        strictScope,
+        orderedResults,
+        universeScope,
+        loadingPhaseThreads,
+        labelFilter,
+        eventHandler,
+        settings,
+        functions,
+        packagePath,
+        blockUniverseEvaluationErrors);
+  }
+
+  public AbstractBlazeQueryEnvironment<Target> create(
+      TransitivePackageLoader transitivePackageLoader,
+      WalkableGraphFactory graphFactory,
+      TargetProvider targetProvider,
+      CachingPackageLocator cachingPackageLocator,
+      TargetPatternEvaluator targetPatternEvaluator,
+      boolean keepGoing,
+      boolean strictScope,
+      boolean orderedResults,
+      List<String> universeScope,
+      int loadingPhaseThreads,
+      Predicate<Label> labelFilter,
+      ExtendedEventHandler eventHandler,
+      Set<Setting> settings,
+      Iterable<QueryFunction> functions,
+      @Nullable PathPackageLocator packagePath,
+      boolean blockUniverseEvaluationErrors) {
     Preconditions.checkNotNull(universeScope);
     if (canUseSkyQuery(orderedResults, universeScope, packagePath, strictScope, labelFilter)) {
       return new SkyQueryEnvironment(
@@ -65,7 +103,8 @@ public class QueryEnvironmentFactory {
     } else {
       return new BlazeQueryEnvironment(
           transitivePackageLoader,
-          packageProvider,
+          targetProvider,
+          cachingPackageLocator,
           targetPatternEvaluator,
           keepGoing,
           strictScope,
-- 
cgit v1.2.3