fix(aosd): Always add a default part

Signed-off-by: Hans Goth <[email protected]>
Signed-off-by: Sebastian Schuberth <[email protected]>

plugins/reporters/aosd/src/main/kotlin/Aosd2Reporter.kt

@@ -64,19 +64,30 @@ class Aosd2Reporter(override val descriptor: PluginDescriptor = Aosd2ReporterFac
     }
 }
 
-private fun Package.toExternalDependency(input: ReporterInput): ExternalDependency =
-    ExternalDependency(
+private fun Package.toExternalDependency(input: ReporterInput): ExternalDependency {
+    val licenses = toLicenses(input)
+
+    // There has to be at least one part. As nothing is known about the logical layout of the external dependency,
+    // assume that there are no separate parts and always create a default one.
+    val defaultPart = AOSD2.Part(
+        name = "default",
+        providers = listOf(AOSD2.Provider(additionalLicenses = licenses))
+    )
+
+    return ExternalDependency(
         id = id.toCoordinates(),
         name = id.name,
         scmUrl = vcsProcessed.url.takeUnless { it.isEmpty() },
         description = description.takeUnless { it.isEmpty() },
         version = id.version,
-        licenses = toLicenses(input),
+        licenses = licenses,
+        parts = listOf(defaultPart),
         deployPackage = binaryArtifact.toDeployPackage(),
         externalDependencies = input.ortResult.getDependencies(id, maxLevel = 1, omitExcluded = true).map {
             it.toCoordinates()
         }
     )
+}
 
 private fun Package.toLicenses(input: ReporterInput): List<AOSD2.License> {
     val licenses = mutableListOf<AOSD2.License>()

plugins/reporters/aosd/src/main/kotlin/Model.kt

@@ -27,6 +27,7 @@ import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.json.Json
 import kotlinx.serialization.json.encodeToStream
+import kotlinx.serialization.EncodeDefault
 
 /**
  * The JSON format for importing product dependencies into AOSD 2.0, see https://www.aosd.cloud.audi/jsonschemadoc/.
@@ -136,8 +137,11 @@ internal data class AOSD2(
      */
     @Serializable
     data class Provider(
-        val additionalLicenses: List<License>,
+        @EncodeDefault
+        val additionalLicenses: List<License> = emptyList(),
+        @EncodeDefault
         val modified: Boolean = false,
+        @EncodeDefault
         val usage: Usage = Usage.DYNAMIC_LINKING
     )