io.cdap.cdap.api.annotation

Annotation Type UseDataSet

@Retention(value=RUNTIME)
 @Target(value=FIELD)
public @interface UseDataSet

Annotation to declare that a method uses a Dataset.

Example:

   public class PurchaseStore extends AbstractHttpServiceHandler {
      @UseDataSet("myTable")
     private ObjectStore <Purchase> store;
     ...
      @GET
      @Path("/get/{key}")
     public void get(HttpServiceRequest request, HttpServiceResponder responder,
                      @PathParam("key") String key) {
       Purchase purchase = store.get(key);
       responder.sendString(purchase.toString());
     }
     ...
   }
 

See the CDAP Developers' Manual for more information.

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
String	value Returns name of the Dataset.

Element Detail

value

public abstract String value

Returns name of the Dataset.