[appengine-java] convert AppEngineFile to File

I have some AppEngineFile in thr blobstore and i like to upload this file into google docs, but in the api of google docs just allow File type, so is there a way to convert AppEngineFile to java File? -- You received this message because you are subscribed to the Google Groups "Google App Engin

[appengine-java] low-level api: many to may relatioship

Am wondering how in the low level api can i represent a man to many relationship , this is a good approximation? Entity entityA = new Entity("TypeA"); entityA.setProperty("name", "nameUserA"); Entity entityB = new Entity("TypeA"); entityA.setProperty("name", "nameUserB"); ds.p