/*
* Copyright 1999-2015 dangdang.com.
* <p>
* 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.
* </p>
*/
package com.dangdang.ddframe.rdb.sharding.jdbc;
import lombok.AccessLevel;
import lombok.Getter;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Objects;
/**
* Statement对象包装类.
* 在Statement复用的时候,用Connection对象来区分同一个库的会话
*
* @author gaohongtao
*/
class BackendStatementWrapper {
private final Connection connection;
@Getter(AccessLevel.PACKAGE)
private final Statement statement;
BackendStatementWrapper(final Statement statement) throws SQLException {
this.statement = statement;
this.connection = statement.getConnection();
}
boolean isBelongTo(final Connection connection, final String sql) {
return Objects.equals(connection, this.connection);
}
}