Choose @Generated based on the source version, not the classpath.

RELNOTES=N/A

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=183442436

2 files changed, 10 insertions, 2 deletions

diff --git a/factory/src/main/java/com/google/auto/factory/processor/AutoFactoryProcessor.java b/factory/src/main/java/com/google/auto/factory/processor/AutoFactoryProcessor.java
index 3f8adb07..aa6d28ba 100644
--- a/factory/src/main/java/com/google/auto/factory/processor/AutoFactoryProcessor.java
+++ b/factory/src/main/java/com/google/auto/factory/processor/AutoFactoryProcessor.java
@@ -73,7 +73,11 @@ public final class AutoFactoryProcessor extends AbstractProcessor {
     elements = processingEnv.getElementUtils();
     types = processingEnv.getTypeUtils();
     messager = processingEnv.getMessager();
-    factoryWriter = new FactoryWriter(new FormattingFiler(processingEnv.getFiler()), elements);
+    factoryWriter =
+        new FactoryWriter(
+            new FormattingFiler(processingEnv.getFiler()),
+            elements,
+            processingEnv.getSourceVersion());
     providedChecker = new ProvidedChecker(messager);
     declarationFactory = new AutoFactoryDeclaration.Factory(elements, messager);
     factoryDescriptorGenerator =
diff --git a/factory/src/main/java/com/google/auto/factory/processor/FactoryWriter.java b/factory/src/main/java/com/google/auto/factory/processor/FactoryWriter.java
index ad7e7bad..e1c57eb5 100644
--- a/factory/src/main/java/com/google/auto/factory/processor/FactoryWriter.java
+++ b/factory/src/main/java/com/google/auto/factory/processor/FactoryWriter.java
@@ -45,6 +45,7 @@ import java.util.Iterator;
 import javax.annotation.processing.Filer;
 import javax.inject.Inject;
 import javax.inject.Provider;
+import javax.lang.model.SourceVersion;
 import javax.lang.model.element.AnnotationMirror;
 import javax.lang.model.type.TypeMirror;
 import javax.lang.model.util.Elements;
@@ -53,10 +54,12 @@ final class FactoryWriter {
 
   private final Filer filer;
   private final Elements elements;
+  private final SourceVersion sourceVersion;
 
-  FactoryWriter(Filer filer, Elements elements) {
+  FactoryWriter(Filer filer, Elements elements, SourceVersion sourceVersion) {
     this.filer = filer;
     this.elements = elements;
+    this.sourceVersion = sourceVersion;
   }
 
   private static final Joiner ARGUMENT_JOINER = Joiner.on(", ");
@@ -67,6 +70,7 @@ final class FactoryWriter {
     TypeSpec.Builder factory = classBuilder(factoryName);
     generatedAnnotationSpec(
             elements,
+            sourceVersion,
             AutoFactoryProcessor.class,
             "https://github.com/google/auto/tree/master/factory")
         .ifPresent(factory::addAnnotation);