rabbah commented on a change in pull request #3298: Attempt to resolve action
name from conductor to a fully qualified name for added convenience.
URL:
https://github.com/apache/incubator-openwhisk/pull/3298#discussion_r169031617
##########
File path:
common/scala/src/main/scala/whisk/core/entity/FullyQualifiedEntityName.scala
##########
@@ -96,4 +96,36 @@ protected[core] object FullyQualifiedEntityName extends
DefaultJsonProtocol {
case Failure(t) =>
deserializationError("fully qualified name malformed")
}
}
+
+ /**
+ * Converts the name to a fully qualified name.
+ * There are 3 cases:
+ * - name is not a valid EntityPath => error
+ * - name is a valid single segment with a leading slash => error
+ * - name is a valid single segment without a leading slash => map it to
user namespace, default package
+ * - name is a valid multi segment with a leading slash => treat it as fully
qualified name (max segments allowed: 3)
+ * - name is a valid multi segment without a leading slash => treat it as
package name and resolve it to the user namespace (max segments allowed: 3)
+ *
+ * The last case is ambiguous as '/namespace/action' and 'package/action'
will be the same EntityPath value.
+ * The action should use a fully qualified result to avoid the ambiguity.
+ *
+ * @param name name of the action to fully qualify
+ * @param namespace the user namespace for the simple resolution
+ * @return Some(FullyQualifiedName) if the name is valid otherwise None
+ */
+ protected[core] def resolveName(name: JsValue, namespace: EntityName):
Option[FullyQualifiedEntityName] = {
+ name match {
+ case v @ JsString(s) =>
+ Try(v.convertTo[EntityPath]).toOption
Review comment:
Once the value is converted the leading slash is gone/stripped.
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