Ensure boot jar modules have been initialized properly for hidden API

Checks to make sure that every module that is part of the platform
bootclasspath has been initialized property for hidden API processing.

Bug: 177892522
Test: verified that the out/soong/hiddenapi/... files are unchanged
      by this change
Change-Id: Ic4368963f2011784b537b8aebf5ef97ea22b2db5

1 files changed, 25 insertions, 5 deletions

diff --git a/java/platform_bootclasspath.go b/java/platform_bootclasspath.go
index d70098080..621119ef3 100644
--- a/java/platform_bootclasspath.go
+++ b/java/platform_bootclasspath.go
@@ -303,17 +303,37 @@ func (b *platformBootclasspathModule) generateHiddenAPIBuildActions(ctx android.
 		return
 	}
 
-	moduleSpecificFlagsPaths := android.Paths{}
+	hiddenAPISupportingModules := []hiddenAPISupportingModule{}
 	for _, module := range modules {
-		if h, ok := module.(hiddenAPIIntf); ok {
-			if csv := h.flagsCSV(); csv != nil {
-				moduleSpecificFlagsPaths = append(moduleSpecificFlagsPaths, csv)
+		if h, ok := module.(hiddenAPISupportingModule); ok {
+			if h.bootDexJar() == nil {
+				ctx.ModuleErrorf("module %s does not provide a bootDexJar file", module)
+			}
+			if h.flagsCSV() == nil {
+				ctx.ModuleErrorf("module %s does not provide a flagsCSV file", module)
+			}
+			if h.indexCSV() == nil {
+				ctx.ModuleErrorf("module %s does not provide an indexCSV file", module)
+			}
+			if h.metadataCSV() == nil {
+				ctx.ModuleErrorf("module %s does not provide a metadataCSV file", module)
+			}
+
+			if ctx.Failed() {
+				continue
 			}
+
+			hiddenAPISupportingModules = append(hiddenAPISupportingModules, h)
 		} else {
-			ctx.ModuleErrorf("module %s of type %s does not implement hiddenAPIIntf", module, ctx.OtherModuleType(module))
+			ctx.ModuleErrorf("module %s of type %s does not support hidden API processing", module, ctx.OtherModuleType(module))
 		}
 	}
 
+	moduleSpecificFlagsPaths := android.Paths{}
+	for _, module := range hiddenAPISupportingModules {
+		moduleSpecificFlagsPaths = append(moduleSpecificFlagsPaths, module.flagsCSV())
+	}
+
 	augmentationInfo := b.properties.Hidden_api.hiddenAPIAugmentationInfo(ctx)
 
 	outputPath := hiddenAPISingletonPaths(ctx).flags