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@@ -1,326 +0,0 @@
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-//############################################################
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-// https://github.com/yuzhengyang
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-// author:yuzhengyang
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-//############################################################
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-using System;
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-using System.Collections.Generic;
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-using System.Text;
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-using System.Data;
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-using System.Reflection;
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-using System.Collections;
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-using System.Data.Common;
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-
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-namespace Azylee.Core.Plus.DataUtils.JsonUtils
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-{
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- //JSON转换类
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- public class ConvertJson
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- {
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- #region 私有方法
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- /// <summary>
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- /// 过滤特殊字符
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- /// </summary>
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- private static string String2Json(String s)
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- {
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- StringBuilder sb = new StringBuilder();
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- for (int i = 0; i < s.Length; i++)
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- {
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- char c = s.ToCharArray()[i];
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- switch (c)
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- {
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- case '\"':
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- sb.Append("\\\""); break;
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- case '\\':
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- sb.Append("\\\\"); break;
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- case '/':
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- sb.Append("\\/"); break;
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- case '\b':
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- sb.Append("\\b"); break;
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- case '\f':
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- sb.Append("\\f"); break;
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- case '\n':
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- sb.Append("\\n"); break;
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- case '\r':
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- sb.Append("\\r"); break;
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- case '\t':
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- sb.Append("\\t"); break;
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- default:
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- sb.Append(c); break;
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- }
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- }
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- return sb.ToString();
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- }
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-
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- /// <summary>
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- /// 格式化字符型、日期型、布尔型
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- /// </summary>
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- private static string StringFormat(string str, Type type)
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- {
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- if (type == typeof(string))
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- {
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- str = String2Json(str);
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- str = "\"" + str + "\"";
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- }
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- else if (type == typeof(DateTime))
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- {
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- str = "\"" + str + "\"";
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- }
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- else if (type == typeof(bool))
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- {
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- str = str.ToLower();
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- }
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- else if (type != typeof(string) && string.IsNullOrEmpty(str))
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- {
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- str = "\"" + str + "\"";
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- }
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- return str;
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- }
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- #endregion
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-
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- #region List转换成Json
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- /// <summary>
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- /// List转换成Json
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- /// </summary>
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- public static string ListToJson<T>(IList<T> list)
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- {
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- object obj = list[0];
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- return ListToJson<T>(list, obj.GetType().Name);
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- }
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-
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- /// <summary>
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- /// List转换成Json
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- /// </summary>
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- public static string ListToJson<T>(IList<T> list, string jsonName)
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- {
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- StringBuilder Json = new StringBuilder();
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- if (string.IsNullOrEmpty(jsonName)) jsonName = list[0].GetType().Name;
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- Json.Append("{\"" + jsonName + "\":[");
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- if (list.Count > 0)
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- {
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- for (int i = 0; i < list.Count; i++)
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- {
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- T obj = Activator.CreateInstance<T>();
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- PropertyInfo[] pi = obj.GetType().GetProperties();
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- Json.Append("{");
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- for (int j = 0; j < pi.Length; j++)
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- {
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- Type type = pi[j].GetValue(list[i], null).GetType();
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- Json.Append("\"" + pi[j].Name.ToString() + "\":" + StringFormat(pi[j].GetValue(list[i], null).ToString(), type));
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-
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- if (j < pi.Length - 1)
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- {
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- Json.Append(",");
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- }
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- }
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- Json.Append("}");
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- if (i < list.Count - 1)
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- {
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- Json.Append(",");
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- }
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- }
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- }
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- Json.Append("]}");
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- return Json.ToString();
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- }
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- #endregion
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-
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- #region 对象转换为Json
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- /// <summary>
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- /// 对象转换为Json
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- /// </summary>
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- /// <param name="jsonObject">对象</param>
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- /// <returns>Json字符串</returns>
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- public static string ToJson(object jsonObject)
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- {
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- string jsonString = "{";
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- PropertyInfo[] propertyInfo = jsonObject.GetType().GetProperties();
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- for (int i = 0; i < propertyInfo.Length; i++)
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- {
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- object objectValue = propertyInfo[i].GetGetMethod().Invoke(jsonObject, null);
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- string value = string.Empty;
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- if (objectValue is DateTime || objectValue is Guid || objectValue is TimeSpan)
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- {
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- value = "'" + objectValue.ToString() + "'";
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- }
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- else if (objectValue is string)
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- {
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- value = "'" + ToJson(objectValue.ToString()) + "'";
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- }
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- else if (objectValue is IEnumerable)
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- {
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- value = ToJson((IEnumerable)objectValue);
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- }
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- else
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- {
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- value = ToJson(objectValue.ToString());
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- }
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- jsonString += "\"" + ToJson(propertyInfo[i].Name) + "\":" + value + ",";
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- }
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- jsonString.Remove(jsonString.Length - 1, jsonString.Length);
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- return jsonString + "}";
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- }
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- #endregion
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-
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- #region 对象集合转换Json
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- /// <summary>
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- /// 对象集合转换Json
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- /// </summary>
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- /// <param name="array">集合对象</param>
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- /// <returns>Json字符串</returns>
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- public static string ToJson(IEnumerable array)
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- {
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- string jsonString = "[";
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- foreach (object item in array)
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- {
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- jsonString += ToJson(item) + ",";
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- }
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- jsonString.Remove(jsonString.Length - 1, jsonString.Length);
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- return jsonString + "]";
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- }
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- #endregion
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-
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- #region 普通集合转换Json
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- /// <summary>
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- /// 普通集合转换Json
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- /// </summary>
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- /// <param name="array">集合对象</param>
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- /// <returns>Json字符串</returns>
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- public static string ToArrayString(IEnumerable array)
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- {
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- string jsonString = "[";
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- foreach (object item in array)
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- {
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- jsonString = ToJson(item.ToString()) + ",";
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- }
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- jsonString.Remove(jsonString.Length - 1, jsonString.Length);
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- return jsonString + "]";
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- }
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- #endregion
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-
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- #region DataSet转换为Json
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- /// <summary>
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- /// DataSet转换为Json
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- /// </summary>
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- /// <param name="dataSet">DataSet对象</param>
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- /// <returns>Json字符串</returns>
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- public static string ToJson(DataSet dataSet)
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- {
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- string jsonString = "{";
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- foreach (DataTable table in dataSet.Tables)
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- {
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- jsonString += "\"" + table.TableName + "\":" + ToJson(table) + ",";
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- }
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- jsonString = jsonString.TrimEnd(',');
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- return jsonString + "}";
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- }
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- #endregion
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-
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- #region Datatable转换为Json
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- /// <summary>
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- /// Datatable转换为Json
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- /// </summary>
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- /// <param name="table">Datatable对象</param>
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- /// <returns>Json字符串</returns>
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- public static string ToJson(DataTable dt)
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- {
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- StringBuilder jsonString = new StringBuilder();
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- jsonString.Append("[");
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- DataRowCollection drc = dt.Rows;
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- for (int i = 0; i < drc.Count; i++)
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- {
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- jsonString.Append("{");
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- for (int j = 0; j < dt.Columns.Count; j++)
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- {
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- string strKey = dt.Columns[j].ColumnName;
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- string strValue = drc[i][j].ToString();
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- Type type = dt.Columns[j].DataType;
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- jsonString.Append("\"" + strKey + "\":");
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- strValue = StringFormat(strValue, type);
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- if (j < dt.Columns.Count - 1)
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- {
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- jsonString.Append(strValue + ",");
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- }
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- else
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- {
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- jsonString.Append(strValue);
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- }
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- }
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- jsonString.Append("},");
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- }
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- jsonString.Remove(jsonString.Length - 1, 1);
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- jsonString.Append("]");
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- return jsonString.ToString();
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- }
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-
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- /// <summary>
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- /// DataTable转换为Json
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- /// </summary>
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- public static string ToJson(DataTable dt, string jsonName)
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- {
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- StringBuilder Json = new StringBuilder();
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- if (string.IsNullOrEmpty(jsonName)) jsonName = dt.TableName;
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- Json.Append("{\"" + jsonName + "\":[");
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- if (dt.Rows.Count > 0)
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- {
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- for (int i = 0; i < dt.Rows.Count; i++)
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- {
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- Json.Append("{");
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- for (int j = 0; j < dt.Columns.Count; j++)
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- {
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- Type type = dt.Rows[i][j].GetType();
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- Json.Append("\"" + dt.Columns[j].ColumnName.ToString() + "\":" + StringFormat(dt.Rows[i][j].ToString(), type));
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- if (j < dt.Columns.Count - 1)
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- {
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- Json.Append(",");
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- }
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- }
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- Json.Append("}");
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- if (i < dt.Rows.Count - 1)
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- {
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- Json.Append(",");
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- }
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- }
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- }
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- Json.Append("]}");
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- return Json.ToString();
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- }
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- #endregion
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-
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- #region DataReader转换为Json
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- /// <summary>
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- /// DataReader转换为Json
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- /// </summary>
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- /// <param name="dataReader">DataReader对象</param>
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- /// <returns>Json字符串</returns>
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- public static string ToJson(DbDataReader dataReader)
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- {
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- StringBuilder jsonString = new StringBuilder();
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- jsonString.Append("[");
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- while (dataReader.Read())
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- {
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- jsonString.Append("{");
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- for (int i = 0; i < dataReader.FieldCount; i++)
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- {
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- Type type = dataReader.GetFieldType(i);
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- string strKey = dataReader.GetName(i);
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- string strValue = dataReader[i].ToString();
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- jsonString.Append("\"" + strKey + "\":");
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- strValue = StringFormat(strValue, type);
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- if (i < dataReader.FieldCount - 1)
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- {
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- jsonString.Append(strValue + ",");
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- }
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- else
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- {
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- jsonString.Append(strValue);
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- }
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- }
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- jsonString.Append("},");
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- }
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- dataReader.Close();
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- jsonString.Remove(jsonString.Length - 1, 1);
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- jsonString.Append("]");
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- return jsonString.ToString();
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- }
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- #endregion
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- }
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-}
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