src/org/nutz/trans/NutTransaction.java
protected void commit() {
        ComboException ce = new ComboException();
        for (ConnInfo cInfo : list) {
            try {
                // 提交事务
                cInfo.conn.commit();
                // 恢复旧的事务级别
                if (cInfo.conn.getTransactionIsolation() != cInfo.oldLevel)
                    cInfo.conn.setTransactionIsolation(cInfo.oldLevel);
            }
            catch (SQLException e) {
                ce.add(e);
            }
        }
        // 如果有一个数据源提交时发生异常，抛出
        if (null != ce.getCause()) {
            throw ce;
        }
    }
protected void commit() {
        ComboException ce = new ComboException();
        for (ConnInfo cInfo : list) {
            try {
                // 提交事务
                cInfo.conn.commit();
                // 恢复旧的事务级别
                if (cInfo.conn.getTransactionIsolation() != cInfo.oldLevel)
                    cInfo.conn.setTransactionIsolation(cInfo.oldLevel);
            }
            catch (SQLException e) {
                ce.add(e);
            }
        }
        // 如果有一个数据源提交时发生异常，抛出
        if (null != ce.getCause()) {
            throw ce;
        }
    }
提交事务