1 files changed, 46 insertions, 0 deletions
diff --git a/src/java/org/apache/poi/sl/usermodel/ShapeContainer.java b/src/java/org/apache/poi/sl/usermodel/ShapeContainer.java
new file mode 100644
index 0000000000..1741a732d3
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+++ b/src/java/org/apache/poi/sl/usermodel/ShapeContainer.java
@@ -0,0 +1,46 @@
+/* ====================================================================
+   Licensed to the Apache Software Foundation (ASF) under one or more
+   contributor license agreements.  See the NOTICE file distributed with
+   this work for additional information regarding copyright ownership.
+   The ASF licenses this file to You 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 org.apache.poi.sl.usermodel;
+
+import java.util.List;
+
+
+public interface ShapeContainer<T extends Shape> extends Iterable<T> {
+    /**
+     * Returns an list containing all of the elements in this container in proper
+     * sequence (from first to last element).
+     *
+     * @return an list containing all of the elements in this container in proper
+     *         sequence
+     */
+	List<T> getShapes();
+
+	void addShape(T shape);
+
+    /**
+     * Removes the specified shape from this sheet, if it is present
+     * (optional operation).  If this sheet does not contain the element,
+     * it is unchanged.
+     *
+     * @param xShape shape to be removed from this sheet, if present
+     * @return <tt>true</tt> if this sheet contained the specified element
+     * @throws IllegalArgumentException if the type of the specified shape
+     *         is incompatible with this sheet (optional)
+     */
+	boolean removeShape(T shape);
+}