Make AbstractRemoteDataSource easier to use (#13334)

- Adds a callback to requestRows so implementors know what to do when
receiving data
- Guestimate the initial amount of available rows so an initial request
can be made before the actual size is known

Change-Id: Iba44eab1695e3ff9947a4e7ed16eee55af98fec4

1 files changed, 0 insertions, 32 deletions

diff --git a/shared/src/com/vaadin/shared/data/DataProviderState.java b/shared/src/com/vaadin/shared/data/DataProviderState.java
deleted file mode 100644
index 76d68e8352..0000000000
--- a/shared/src/com/vaadin/shared/data/DataProviderState.java
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright 2000-2014 Vaadin Ltd.
- * 
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not
- * use this file except in compliance with the License. You may obtain a copy of
- * the License at
- * 
- * http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations under
- * the License.
- */
-
-package com.vaadin.shared.data;
-
-import com.vaadin.shared.communication.SharedState;
-
-/**
- * Shared state used by client-side data sources.
- * 
- * @since
- * @author Vaadin Ltd
- */
-public class DataProviderState extends SharedState {
-    /**
-     * The size of the container.
-     */
-    public int containerSize;
-}