org.apache.commons.dbutils.GenerousBeanProcessor Java Examples
The following examples show how to use
org.apache.commons.dbutils.GenerousBeanProcessor.
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Example #1
Source File: DbConnect.java From mcg-helper with Apache License 2.0 | 6 votes |
/** * * @Title: querySql * @Description: TODO(带可变参数查询,返回执行结果) * @param: @param clazz 转换的对象实例 * @param: @param sql 查询sql语句 * @param: @param para 查询参数 * @param: @return * @param: @throws SQLException * @return: List * @throws */ public <T> List querySql(T clazz, String sql, Object... para) throws SQLException { logger.debug("查询Sql: {}, 查询参数: {}", sql, ToStringBuilder.reflectionToString(para)); QueryRunner runner = new QueryRunner(); Connection conn = null; List<T> result = new ArrayList<T>(); try { conn = getConnection(); // 下划线分隔的表字段名转换为实体bean驼峰命名属性 BeanProcessor bean = new GenerousBeanProcessor(); RowProcessor processor = new BasicRowProcessor(bean); result = (List<T>) runner.query(conn, sql, new BeanListHandler((Class) clazz, processor), para); } catch (SQLException e) { logger.error("查询出错,异常信息: {}------", e.getMessage()); throw e; } finally { if (conn != null && conn.getAutoCommit() == true) { freeConnection(); } } return result; }