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-rw-r--r--src/com/vaadin/event/dd/TargetDetails.java37
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diff --git a/src/com/vaadin/event/dd/TargetDetails.java b/src/com/vaadin/event/dd/TargetDetails.java
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+/*
+@ITMillApache2LicenseForJavaFiles@
+ */
+package com.vaadin.event.dd;
+
+import java.io.Serializable;
+
+import com.vaadin.ui.Tree.TreeTargetDetails;
+
+/**
+ * TargetDetails wraps drop target related information about
+ * {@link DragAndDropEvent}.
+ * <p>
+ * When a TargetDetails object is used in {@link DropHandler} it is often
+ * preferable to cast the TargetDetails to an implementation provided by
+ * DropTarget like {@link TreeTargetDetails}. They often provide a better typed,
+ * drop target specific API.
+ *
+ * @since 6.3
+ *
+ */
+public interface TargetDetails extends Serializable {
+
+ /**
+ * Gets target data associated to given string key
+ *
+ * @param key
+ * @return
+ */
+ public Object getData(String key);
+
+ /**
+ * @return the drop target on which the {@link DragAndDropEvent} happened.
+ */
+ public DropTarget getTarget();
+
+}