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C# Cursor.MoveNextDuplicate方法代码示例

本文整理汇总了C#中Cursor.MoveNextDuplicate方法的典型用法代码示例。如果您正苦于以下问题:C# Cursor.MoveNextDuplicate方法的具体用法?C# Cursor.MoveNextDuplicate怎么用?C# Cursor.MoveNextDuplicate使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Cursor的用法示例。


在下文中一共展示了Cursor.MoveNextDuplicate方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: MoveCursorToNextDuplicate

        /*
         * Move the cursor to the next duplicate record in
         * the database which has more than 2 duplicate
         * records. The returning value should be true.
         */
        public void MoveCursorToNextDuplicate(Cursor dbc, 
		    LockingInfo lck)
        {
            DatabaseEntry key = new DatabaseEntry(
                ASCIIEncoding.ASCII.GetBytes("key"));

            /*
             * The cursor should point to any record in the
             * database before it move to the next duplicate
             * record.
             */
            if (lck == null)
            {
                dbc.Move(key, true);
                Assert.IsTrue(dbc.MoveNextDuplicate());
            }
            else
            {
                /*
                 * Both the move and move next duplicate
                 * operation should use LockingInfo. If any
                 * one doesn't use LockingInfo, deadlock still
                 * occurs.
                 */
                dbc.Move(key, true, lck);
                Assert.IsTrue(dbc.MoveNextDuplicate(lck));
            }
        }
开发者ID:gildafnai82,项目名称:craq,代码行数:33,代码来源:CursorTest.cs

示例2: MoveCursorToPrevDuplicate

        /*
         * Move the cursor to a duplicate record and then to
         * another duplicate one. And finally move to it previous
         * one. Since the previous duplicate one exist, the return
         * value of move previous duplicate record should be
         * true;
         */
        public void MoveCursorToPrevDuplicate(Cursor dbc, 
		    LockingInfo lck)
        {
            if (lck == null)
            {
                dbc.Move(new DatabaseEntry(
                    ASCIIEncoding.ASCII.GetBytes("key")), true);
                dbc.MoveNextDuplicate();
                Assert.IsTrue(dbc.MovePrevDuplicate());
            }
            else
            {
                dbc.Move(new DatabaseEntry(
                    ASCIIEncoding.ASCII.GetBytes("key")),true, lck);
                dbc.MoveNextDuplicate(lck);
                Assert.IsTrue(dbc.MovePrevDuplicate(lck));
            }
        }
开发者ID:gildafnai82,项目名称:craq,代码行数:25,代码来源:CursorTest.cs

示例3: MoveCursorToPrevDuplicate

        /*
         * Move the cursor to a duplicate record and then to
         * another duplicate one. And finally move to it previous
         * one. Since the previous duplicate one exist, the return
         * value of move previous duplicate record should be
         * true;
         */
        public void MoveCursorToPrevDuplicate(Cursor dbc,
		uint kOffset, uint kLen,
		uint dOffset, uint dLen, LockingInfo lck)
        {
            if (lck == null) {
                dbc.Move(new DatabaseEntry(
                    ASCIIEncoding.ASCII.GetBytes("key")), true);
                dbc.MoveNextDuplicate();
                Assert.IsTrue(dbc.MovePrevDuplicate());

                dbc.Move(new DatabaseEntry(
                    ASCIIEncoding.ASCII.GetBytes("key")), true);
                dbc.MoveNextDuplicate();
                Assert.IsTrue(dbc.MovePrevDuplicate(
                    new DatabaseEntry(kOffset, kLen),
                    new DatabaseEntry(dOffset, dLen)));
            } else {
                dbc.Move(new DatabaseEntry(
                    ASCIIEncoding.ASCII.GetBytes("key")),
                    true, lck);
                dbc.MoveNextDuplicate(lck);
                Assert.IsTrue(dbc.MovePrevDuplicate(lck));

                dbc.Move(new DatabaseEntry(
                    ASCIIEncoding.ASCII.GetBytes("key")),
                    true, lck);
                dbc.MoveNextDuplicate(lck);
                Assert.IsTrue(dbc.MovePrevDuplicate(
                    new DatabaseEntry(kOffset, kLen),
                    new DatabaseEntry(dOffset, dLen), lck));
            }

            CheckPartial(dbc.Current.Key, kOffset, kLen,
            dbc.Current.Value, dOffset, dLen);
        }
开发者ID:mcandre,项目名称:db,代码行数:42,代码来源:CursorTest.cs


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