Merge pull request #224565 from pauljewellmsft/pauljewell-java-devguide-metadata

Update Java dev guide metadata info

Author: prmerger-automator[bot]

articles/storage/blobs/storage-blob-container-properties-metadata-java.md

@@ -41,8 +41,6 @@ You can specify metadata as one or more name-value pairs on a blob or container
 
 - [setMetadata](/java/api/com.azure.storage.blob.blobcontainerclient)
 
-The name of your metadata must conform to the naming conventions for C# identifiers. Metadata names preserve the case with which they were created, but are case-insensitive when set or read. If two or more metadata headers with the same name are submitted for a resource, the Blob service returns status code 400 (Bad Request).
-
 Setting container metadata overwrites all existing metadata associated with the container. It's not possible to modify an individual name-value pair.
 
 The following code example sets metadata on a container:

articles/storage/blobs/storage-blob-properties-metadata-java.md

@@ -53,7 +53,7 @@ The following code example gets a blob's system properties and displays some of
 
 ## Set and retrieve metadata
 
-You can specify metadata as one or more name-value pairs on a blob or container resource. To set metadata, send a JSON object of name-value pairs using the following method:
+You can specify metadata as one or more name-value pairs on a blob or container resource. To set metadata, send a [Map](https://docs.oracle.com/javase/8/docs/api/java/util/Map.html) object containing name-value pairs using the following method:
 
 - [setMetadata](/java/api/com.azure.storage.blob.specialized.blobclientbase)