com.github.flysium.io.yew.common.jdbc.resultset.LongResultSetHandler Maven / Gradle / Ivy
/*
* Copyright 2018-2025 the original author or authors.
*
* 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.github.flysium.io.yew.common.jdbc.resultset;
import java.sql.ResultSet;
import java.sql.SQLException;
/**
* 单个长整数结果集处理器
*
* @author Sven Augustus
* @version 1.0
*/
public class LongResultSetHandler implements ResultSetHandler {
private final long defaultValue;
public LongResultSetHandler() {
this(-1);
}
public LongResultSetHandler(long defaultValue) {
this.defaultValue = defaultValue;
}
@Override
public Long handler(ResultSet rs) throws SQLException {
long r = this.defaultValue;
if (rs.next()) {
r = rs.getLong(1);
}
return r;
}
}