1 files changed, 77 insertions, 0 deletions
diff --git a/server/src/main/java/com/vaadin/event/dnd/DragEndEvent.java b/server/src/main/java/com/vaadin/event/dnd/DragEndEvent.java
new file mode 100644
index 0000000000..6f094ce9e2
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+++ b/server/src/main/java/com/vaadin/event/dnd/DragEndEvent.java
@@ -0,0 +1,77 @@
+/*
+ * 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.event.dnd;
+
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+import com.vaadin.shared.ui.dnd.EffectAllowed;
+import com.vaadin.ui.Component;
+
+/**
+ * Server side dragend event. Fired when an HTML5 dragend happens.
+ *
+ * @see DragSourceExtension#addDragEndListener(DragEndListener)
+ */
+public class DragEndEvent extends Component.Event {
+    private final Map<String, String> data;
+    private final EffectAllowed effectAllowed;
+
+    /**
+     * Creates a new server side dragend event.
+     *
+     * @param source
+     *         Draggable component.
+     * @param types
+     *         List of data types from {@code DataTransfer.types}.
+     * @param data
+     *         Map of all data from {@code DataTransfer}.
+     * @param effectAllowed
+     *         Parameter from {@code DataTransfer.effectAllowed}.
+     */
+    public DragEndEvent(Component source, List<String> types,
+            Map<String, String> data, EffectAllowed effectAllowed) {
+        super(source);
+
+        // Create a linked map that preserves the order of types
+        this.data = new LinkedHashMap<>();
+        types.forEach(type -> this.data.put(type, data.get(type)));
+
+        this.effectAllowed = effectAllowed;
+    }
+
+    /**
+     * Get data from the client side {@code DataTransfer} object.
+     *
+     * @param format
+     *         Data format, e.g. {@code text/plain} or {@code text/uri-list}.
+     * @return Data for the given format if exists in the client side {@code
+     * DataTransfer}, otherwise {@code null}.
+     */
+    public String getTransferData(String format) {
+        return data != null ? data.get(format) : null;
+    }
+
+    /**
+     * Returns the {@code effectAllowed} parameter of this event.
+     *
+     * @return This event's {@code effectAllowed} parameter.
+     */
+    public EffectAllowed getEffectAllowed() {
+        return effectAllowed;
+    }
+}