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1.客户端向服务器传递参数中有的需要传递Json格式数据,现提供个HashMap转json格式数据方法
public static String hashjson(HashMap<String, String> map) { String string = "[{"; for (Iterator<Entry<String, String>> it = map.entrySet().iterator(); it.hasNext();) { Entry<String, String> e = (Entry<String, String>) it.next(); string += "‘" + e.getKey() + "‘:"; string += "‘" + e.getValue() + "‘,"; } string = string.substring(0, string.lastIndexOf(",")); string += "}]"; return string; }
2.获取特定日期格式方法
public class TimeSimple { public static String getTimeSimple() { SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmssSSS"); return sdf.format(new Date()); } public static String getDataSimple() { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); return sdf.format(new Date()); } }
3. 连接数据库方法
public static String query(String database, String tablename, String coulmn) { Connection conn = null; String sql; int cinemaid = 0; try { Class.forName("com.mysql.jdbc.Driver"); System.out.println("成功加载MySQL驱动程序"); conn = (Connection) DriverManager.getConnection(url); Statement stmt = (Statement) conn.createStatement(); sql = "select * from " + database + " where " + tablename + "= ‘" + coulmn + "‘"; System.out.println(sql); ResultSet rs = (ResultSet) stmt.executeQuery(sql); if(rs.next()) { cinemaid = rs.getInt("id"); } else { System.out.println("未查询到影院Id"); } } catch (Exception e) { System.out.println("MySQL操作错误"); e.printStackTrace(); }finally { try { conn.close(); } catch (SQLException e) { e.printStackTrace(); } } System.out.println(cinemaid + ""); return String.valueOf(cinemaid); }
httpclient + TestNG 接口自动测试 第四章
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原文地址:http://www.cnblogs.com/mayibanjiah/p/4287545.html