001/*
002 *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
003 *  <p>
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *  <p>
008 *  http://www.apache.org/licenses/LICENSE-2.0
009 *  <p>
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package com.mybatisflex.core.transaction;
017
018
019import org.apache.ibatis.cursor.Cursor;
020
021import java.io.IOException;
022
023public class TransactionContext {
024
025    private TransactionContext() {}
026
027    private static final ThreadLocal<String> XID_HOLDER = new ThreadLocal<>();
028    private static final ThreadLocal<Cursor<?>> CURSOR_HOLDER = new ThreadLocal<>();
029
030    public static String getXID() {
031        return XID_HOLDER.get();
032    }
033
034    public static void release() {
035        XID_HOLDER.remove();
036        releaseCursor();
037    }
038
039    public static void releaseCursor() {
040        try {
041            Cursor<?> cursor = CURSOR_HOLDER.get();
042            if (cursor != null){
043                try {
044                    cursor.close();
045                } catch (IOException e) {
046                }
047            }
048        }finally {
049            CURSOR_HOLDER.remove();
050        }
051    }
052
053    public static void holdXID(String xid) {
054        XID_HOLDER.set(xid);
055    }
056
057    public static void holdCursor(Cursor<?> cursor) {
058        CURSOR_HOLDER.set(cursor);
059    }
060
061}