Franz Fangmeyer

closes #285

NPE in ComplexContentDiffGenerator

1

I've encountered a NullPointerException in ComplexContentDiffGenerator: https://github.com/membrane/soa-model/blob/9e7acdfb205fddc60bdd44fcfc4940f4f386ca7d/core/src/main/groovy/com/predic8/schema/diff/ComplexContentDiffGenerator.groovy#L61 `a.derivation` was null. `derivation` is not mandatory in `ComplexContent`, if this branch is taken while creating: https://github.com/membrane/soa-model/blob/9e7acdfb205fddc60bdd44fcfc4940f4f386ca7d/core/src/main/groovy/com/predic8/schema/ComplexContent.groovy#L58-L63

Analyse von Nachrichten der ServerServerAPI im Messenger-Proxy nicht möglich

3

In einigen Anwendungsfällen (z.B. AF_10062) sollen im Messenger-Proxy auf der Senderseite der Inhalt der Nachrichten der Matrix-Server-Server-API untersucht werden, um z.B. die Domain des Empfängers zu prüfen (ML-123665 - AF_10062)....

### Description If a client uses Chunked Transfer Encoding for media upload, the Homeserver refuses the upload since Content-Length is not set. See https://github.com/element-hq/synapse/blob/ae877aa101796a0cd57c3637a875140ddb25ed51/synapse/rest/media/upload_resource.py#L57 ### Steps to reproduce Send "POST...