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src/java.desktop/share/classes/javax/swing/DefaultComboBoxModel.java
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@@ -1,7 +1,7 @@
/*
- * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
@@ -22,12 +22,12 @@
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package javax.swing;
-import java.util.*;
-
+import java.util.Collection;
+import java.util.Vector;
import java.io.Serializable;
/**
* The default model for combo boxes.
*
@@ -175,6 +175,49 @@
fireIntervalRemoved(this, firstIndex, lastIndex);
} else {
selectedObject = null;
}
}
+
+ /**
+ * Adds all of the elements present in the collection.
+ * <p>
+ *
+ * @param c the collection which contains the elements to add.
+ */
+ public void addElements(Collection<E> c) {
+ if (c.isEmpty()) {
+ return;
+ }
+
+ int startIndex = getSize();
+
+ objects.addAll(c);
+ fireIntervalAdded(this, startIndex, getSize());
+ }
+
+ /**
+ * Add all of the elements present in the collection, starting
+ * from the index specified.
+ * <p>
+ * Throws an <code>IllegalArgumentException</code>
+ * if the index was invalid.
+ *
+ * @param index the index from which to start adding elements from.
+ * @param c the collection which contains the elements to add
+ * @exception IllegalArgumentException if <code>c</code> doesn't fall
+ * in the range of the list.
+ */
+ public void addElementsAt(int index, Collection<E> c) {
+ if (index < 0 || index > getSize()) {
+ throw new IllegalArgumentException(
+ "index must be >=0 and <= number of elements in the combobox.");
+ }
+
+ if (c.isEmpty()) {
+ return;
+ }
+
+ objects.addAll(index, c);
+ fireIntervalAdded(this, index, index + c.size());
+ }
}
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