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JFinal is a simple, light, rapid,independent, extensible Java WEB + ORM framework. The feature of JFinal looks like ruby on rails especially ActiveRecord.

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/**
 * Copyright (c) 2011-2019, James Zhan 詹波 ([email protected]).
 *
 * Licensed 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 com.jfinal.plugin.activerecord.tx;

/**
 * TxRepeatableRead.
 */
public class TxRepeatableRead extends Tx {
	
    /**
     * A constant indicating that
     * dirty reads and non-repeatable reads are prevented; phantom
     * reads can occur.  This level prohibits a transaction from
     * reading a row with uncommitted changes in it, and it also
     * prohibits the situation where one transaction reads a row,
     * a second transaction alters the row, and the first transaction
     * rereads the row, getting different values the second time
     * (a "non-repeatable read").
     */
	private int TRANSACTION_REPEATABLE_READ  = 4;
    
	@Override
	protected int getTransactionLevel(com.jfinal.plugin.activerecord.Config config) {
		return TRANSACTION_REPEATABLE_READ;
	}
}