201308.mbox/raw/%3c20130813154230.22D122388CA3@eris.apache.org%3e

+
+    /*
+     *  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.directory.mavibot.btree;
+
+
+    import java.util.List;
+
+
+    /**
+     * The result of a delete operation, when the child has not been merged, and when
+     * we have borrowed an element from the left sibling. It contains the
+     * reference to the modified page, and the removed element.
+     *
+     * @param <K> The type for the Key
+     * @param <V> The type for the stored value
+
+     * @author <a href="mailto:labs@labs.apache.org">Mavibot labs Project</a>
+     */
+    /* No qualifier */class BorrowedFromLeftResult<K, V> extends AbstractBorrowedFromSiblingResult<K, V>
+    {
+        /**
+         * The default constructor for BorrowedFromLeftResult.
+         *
+         * @param modifiedPage The modified page
+         * @param modifiedSibling The modified sibling
+         * @param removedElement The removed element (can be null if the key wasn't present in the tree)
+         */
+        /* No qualifier */BorrowedFromLeftResult( Page<K, V> modifiedPage, Page<K, V> modifiedSibling,
+            Tuple<K, V> removedElement )
+        {
+            super( modifiedPage, modifiedSibling, removedElement, AbstractBorrowedFromSiblingResult.SiblingPosition.LEFT );
+        }
+
+
+        /**
+         * A constructor for BorrowedFromLeftResult which takes a list of copied pages.
+         *
+         * @param copiedPages the list of copied pages
+         * @param modifiedPage The modified page
+         * @param modifiedSibling The modified sibling
+         * @param removedElement The removed element (can be null if the key wasn't present in the tree)
+         */
+        /* No qualifier */BorrowedFromLeftResult( List<Page<K, V>> copiedPages, Page<K, V> modifiedPage,
+            Page<K, V> modifiedSibling,
+            Tuple<K, V> removedElement )
+        {
+            super( copiedPages, modifiedPage, modifiedSibling, removedElement,
+                AbstractBorrowedFromSiblingResult.SiblingPosition.LEFT );
+        }
+
+
+        /**
+         * @see Object#toString()
+         */
+        public String toString()
+        {
+            StringBuilder sb = new StringBuilder();
+
+            sb.append( "Borrowed from left" );
+            sb.append( super.toString() );
+
+            return sb.toString();
+        }
+    }
+