Remove unused SingleSelection

Change-Id: I33afc94a581d77984f459b0cbd0ff7fe49df8e79

1 files changed, 0 insertions, 144 deletions

diff --git a/server/src/main/java/com/vaadin/data/selection/SingleSelection.java b/server/src/main/java/com/vaadin/data/selection/SingleSelection.java
deleted file mode 100644
index 81260e0cc2..0000000000
--- a/server/src/main/java/com/vaadin/data/selection/SingleSelection.java
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright 2000-2016 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.data.selection;
-
-import java.lang.reflect.Method;
-import java.util.Objects;
-import java.util.Optional;
-
-import com.vaadin.event.selection.SingleSelectionChange;
-import com.vaadin.event.selection.SingleSelectionListener;
-import com.vaadin.shared.Registration;
-import com.vaadin.shared.data.selection.SelectionModel.Single;
-import com.vaadin.shared.data.selection.SelectionServerRpc;
-import com.vaadin.ui.AbstractListing;
-import com.vaadin.util.ReflectTools;
-
-/**
- * A {@code SelectionModel} for selecting a single value. Implements
- * {@code Extension} to provide the communication logic for single selection for
- * the listing it extends.
- *
- * @author Vaadin Ltd.
- *
- * @param <T>
- *            the type of the items to select
- *
- * @since 8.0
- */
-public class SingleSelection<T> extends AbstractSelectionModel<T>
-        implements Single<T> {
-
-    @Deprecated
-    private static final Method SELECTION_CHANGE_METHOD = ReflectTools
-            .findMethod(SingleSelectionListener.class, "accept",
-                    SingleSelectionChange.class);
-
-    /**
-     * Creates a new {@code SingleSelection} extending the given parent listing.
-     *
-     * @param parent
-     *            the parent listing
-     */
-    public SingleSelection(
-            AbstractListing<T, ? super SingleSelection<T>> parent) {
-        registerRpc(new SelectionServerRpc() {
-
-            @Override
-            public void select(String key) {
-                if (!Objects.equals(selectedItem, getData(key))) {
-                    doSelect(getData(key), true);
-                }
-            }
-
-            @Override
-            public void deselect(String key) {
-                if (Objects.equals(selectedItem, getData(key))) {
-                    doSelect(null, true);
-                }
-            }
-        });
-        extend(parent);
-    }
-
-    private T selectedItem = null;
-
-    @Override
-    public Optional<T> getSelectedItem() {
-        return Optional.ofNullable(selectedItem);
-    }
-
-    @Override
-    public void select(T item) {
-        doSelect(item, false);
-    }
-
-    @Override
-    public void deselect(T value) {
-        if (Objects.equals(selectedItem, value)) {
-            doSelect(null, false);
-        }
-    }
-
-    @Override
-    public void remove() {
-        if (selectedItem != null) {
-            refresh(selectedItem);
-        }
-        super.remove();
-    }
-
-    /**
-     * Adds a selection listener. The listener is called when the value of this
-     * {@code SingleSelection} is changed either by the user or
-     * programmatically.
-     *
-     * @param listener
-     *            the value change listener, not null
-     * @return a registration for the listener
-     */
-    public Registration addSelectionListener(
-            SingleSelectionListener<T> listener) {
-        Objects.requireNonNull(listener, "listener cannot be null");
-        addListener(SingleSelectionChange.class, listener,
-                SELECTION_CHANGE_METHOD);
-        return () -> removeListener(SingleSelectionChange.class, listener);
-    }
-
-    /**
-     * Selects the given item or deselects the current one if given
-     * {@code null}.
-     *
-     * @param item
-     *            the item to select or {@code null} to deselect
-     * @param userOriginated
-     *            {@code true} if this event originates from the client,
-     *            {@code false} otherwise.
-     */
-    protected void doSelect(T item, boolean userOriginated) {
-        if (!Objects.equals(item, selectedItem)) {
-            if (selectedItem != null) {
-                refresh(selectedItem);
-            }
-            selectedItem = item;
-            if (selectedItem != null) {
-                refresh(selectedItem);
-            }
-            fireEvent(new SingleSelectionChange<>(getParent(), selectedItem,
-                    userOriginated));
-        }
-    }
-}