Reimplement target pattern parsing in Skyframe.

This is currently not hooked up, and we're passing (potentially) massive
numbers of targets around.

--
MOS_MIGRATED_REVID=105395404

1 files changed, 11 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/PackageValue.java b/src/main/java/com/google/devtools/build/lib/skyframe/PackageValue.java
index dfe4227eae..58753ad2b8 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/PackageValue.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/PackageValue.java
@@ -23,6 +23,9 @@ import com.google.devtools.build.lib.vfs.RootedPath;
 import com.google.devtools.build.skyframe.SkyKey;
 import com.google.devtools.build.skyframe.SkyValue;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * A Skyframe value representing a package.
  */
@@ -55,6 +58,14 @@ public class PackageValue implements SkyValue {
     return new SkyKey(SkyFunctions.PACKAGE, pkgIdentifier);
   }
 
+  public static List<SkyKey> keys(Iterable<PackageIdentifier> pkgIdentifiers) {
+    List<SkyKey> keys = new ArrayList<>();
+    for (PackageIdentifier pkgIdentifier : pkgIdentifiers) {
+      keys.add(key(pkgIdentifier));
+    }
+    return keys;
+  }
+
   /**
    * Returns a SkyKey to find the WORKSPACE file at the given path.
    */