commit ed7ddfa1305d3c4785bc8fa48983179ae2b6f4c5
author messa <messa@google.com> Wed Jun 09 05:45:34 2021 -0700
committer Copybara-Service <copybara-worker@google.com> Wed Jun 09 05:46:25 2021 -0700
tree 0e18b91983a9eb8fea8e4009623380ca59bd6dfc
parent a4608ddb89de4452b6fd3baf0079c7ce860eb1cf

Optimize the memory usage of aspects inherited propagation information.

In AspectDescriptor and Attribute objects, set the inherited required providers and inherited attribute aspects to null and only initialize them if the aspect is required.

PiperOrigin-RevId: 378385409

src/main/java/com/google/devtools/build/lib/packages/Aspect.java

diff --git a/src/main/java/com/google/devtools/build/lib/packages/Aspect.java b/src/main/java/com/google/devtools/build/lib/packages/Aspect.java
index c83d2f6..a58f744 100644
--- a/src/main/java/com/google/devtools/build/lib/packages/Aspect.java
+++ b/src/main/java/com/google/devtools/build/lib/packages/Aspect.java
@@ -82,7 +82,7 @@
         new AspectDescriptor(
             Preconditions.checkNotNull(aspectClass),
             Preconditions.checkNotNull(parameters),
-            Preconditions.checkNotNull(inheritedRequiredProviders),
+            inheritedRequiredProviders,
             inheritedAttributeAspects);
     this.aspectDefinition = Preconditions.checkNotNull(aspectDefinition);
   }