From de0c535f123acd5344723ca128ead5d4491aed9c Mon Sep 17 00:00:00 2001
From: nharmata <nharmata@google.com>
Date: Tue, 25 Jul 2017 17:39:09 +0200
Subject: Generalize some of methods in TargetPattern,
 PrepareDepsOfPatternValue, and RecursivePackageProvider dealing with the
 concept of "excluded directories".

RELNOTES: None
PiperOrigin-RevId: 163074794
---
 .../build/lib/query2/SkyQueryEnvironment.java      | 38 +++++++++++++---------
 .../build/lib/query2/engine/SetExpression.java     |  4 +--
 2 files changed, 24 insertions(+), 18 deletions(-)

(limited to 'src/main/java/com/google/devtools/build/lib/query2')

diff --git a/src/main/java/com/google/devtools/build/lib/query2/SkyQueryEnvironment.java b/src/main/java/com/google/devtools/build/lib/query2/SkyQueryEnvironment.java
index 6cc8fd1585..80551587c3 100644
--- a/src/main/java/com/google/devtools/build/lib/query2/SkyQueryEnvironment.java
+++ b/src/main/java/com/google/devtools/build/lib/query2/SkyQueryEnvironment.java
@@ -685,24 +685,19 @@ public class SkyQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
     return new UniquifierImpl<>(ReverseDepSkyKeyKeyExtractor.INSTANCE, DEFAULT_THREAD_COUNT);
   }
 
-  private Pair<TargetPattern, ImmutableSet<PathFragment>> getPatternAndExcludes(String pattern)
-      throws TargetParsingException, InterruptedException {
-    TargetPatternKey targetPatternKey =
-        TargetPatternValue.key(
-            pattern, TargetPatternEvaluator.DEFAULT_FILTERING_POLICY, parserPrefix);
-    ImmutableSet<PathFragment> subdirectoriesToExclude =
-        targetPatternKey.getAllSubdirectoriesToExclude(blacklistPatternsSupplier);
-    return Pair.of(targetPatternKey.getParsedPattern(), subdirectoriesToExclude);
+  private ImmutableSet<PathFragment> getBlacklistedExcludes(TargetPatternKey targetPatternKey)
+  throws InterruptedException {
+    return targetPatternKey.getAllBlacklistedSubdirectoriesToExclude(blacklistPatternsSupplier);
   }
 
   @ThreadSafe
   @Override
   public QueryTaskFuture<Void> getTargetsMatchingPattern(
-      final QueryExpression owner, String pattern, Callback<Target> callback) {
-    // Directly evaluate the target pattern, making use of packages in the graph.
-    Pair<TargetPattern, ImmutableSet<PathFragment>> patternToEvalAndSubdirectoriesToExclude;
+      QueryExpression owner, String pattern, Callback<Target> callback) {
+    TargetPatternKey targetPatternKey;
     try {
-      patternToEvalAndSubdirectoriesToExclude = getPatternAndExcludes(pattern);
+      targetPatternKey = TargetPatternValue.key(
+          pattern, TargetPatternEvaluator.DEFAULT_FILTERING_POLICY, parserPrefix);
     } catch (TargetParsingException tpe) {
       try {
         reportBuildFileError(owner, tpe.getMessage());
@@ -710,12 +705,22 @@ public class SkyQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
         return immediateFailedFuture(qe);
       }
       return immediateSuccessfulFuture(null);
+    }
+    return evalTargetPatternKey(owner, targetPatternKey, callback);
+  }
+
+  @ThreadSafe
+  public QueryTaskFuture<Void> evalTargetPatternKey(
+      QueryExpression owner, TargetPatternKey targetPatternKey, Callback<Target> callback) {
+    ImmutableSet<PathFragment> blacklistedSubdirectoriesToExclude;
+    try {
+      blacklistedSubdirectoriesToExclude = getBlacklistedExcludes(targetPatternKey);
     } catch (InterruptedException ie) {
       return immediateCancelledFuture();
     }
-    TargetPattern patternToEval = patternToEvalAndSubdirectoriesToExclude.getFirst();
-    ImmutableSet<PathFragment> subdirectoriesToExclude =
-        patternToEvalAndSubdirectoriesToExclude.getSecond();
+    TargetPattern patternToEval = targetPatternKey.getParsedPattern();
+    ImmutableSet<PathFragment> additionalSubdirectoriesToExclude =
+        targetPatternKey.getExcludedSubdirectories();
     AsyncFunction<TargetParsingException, Void> reportBuildFileErrorAsyncFunction =
         exn -> {
           reportBuildFileError(owner, exn.getMessage());
@@ -723,7 +728,8 @@ public class SkyQueryEnvironment extends AbstractBlazeQueryEnvironment<Target>
         };
     ListenableFuture<Void> evalFuture = patternToEval.evalAsync(
         resolver,
-        subdirectoriesToExclude,
+        blacklistedSubdirectoriesToExclude,
+        additionalSubdirectoriesToExclude,
         callback,
         QueryException.class,
         executor);
diff --git a/src/main/java/com/google/devtools/build/lib/query2/engine/SetExpression.java b/src/main/java/com/google/devtools/build/lib/query2/engine/SetExpression.java
index e1eadf3aa5..57db015f9e 100644
--- a/src/main/java/com/google/devtools/build/lib/query2/engine/SetExpression.java
+++ b/src/main/java/com/google/devtools/build/lib/query2/engine/SetExpression.java
@@ -38,11 +38,11 @@ import java.util.List;
  *
  * <pre>expr ::= SET '(' WORD * ')'</pre>
  */
-class SetExpression extends QueryExpression {
+public class SetExpression extends QueryExpression {
 
   private final List<TargetLiteral> words;
 
-  SetExpression(List<TargetLiteral> words) {
+  public SetExpression(List<TargetLiteral> words) {
     this.words = words;
   }
 
-- 
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