c#解析Josn(解析多个子集，数据，可解析无限级json)首先引用 解析类库
using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace BPMS.WEB.Common{ public class CommonJsonModel : CommonJsonModelAnalyzer { PRivate string rawjson; private bool isValue = false; private bool isModel = false; private bool isCollection = false; public CommonJsonModel(string rawjson) { this.rawjson = rawjson; if (string.IsNullOrEmpty(rawjson)) throw new Exception("missing rawjson"); rawjson = rawjson.Trim(); if (rawjson.StartsWith("{")) { isModel = true; } else if (rawjson.StartsWith("[")) { isCollection = true; } else { isValue = true; } } public string Rawjson { get { return rawjson; } } public bool IsValue() { return isValue; } public bool IsValue(string key) { if (!isModel) return false; if (string.IsNullOrEmpty(key)) return false; foreach (string subjson in base._GetCollection(this.rawjson)) { CommonJsonModel model = new CommonJsonModel(subjson); if (!model.IsValue()) continue; if (model.Key == key) { CommonJsonModel submodel = new CommonJsonModel(model.Value); return submodel.IsValue(); } } return false; } public bool IsModel() { return isModel; } public bool IsModel(string key) { if (!isModel) return false; if (string.IsNullOrEmpty(key)) return false; foreach (string subjson in base._GetCollection(this.rawjson)) { CommonJsonModel model = new CommonJsonModel(subjson); if (!model.IsValue()) continue; if (model.Key == key) { CommonJsonModel submodel = new CommonJsonModel(model.Value); return submodel.IsModel(); } } return false; } public bool IsCollection() { return isCollection; } public bool IsCollection(string key) { if (!isModel) return false; if (string.IsNullOrEmpty(key)) return false; foreach (string subjson in base._GetCollection(this.rawjson)) { CommonJsonModel model = new CommonJsonModel(subjson); if (!model.IsValue()) continue; if (model.Key == key) { CommonJsonModel submodel = new CommonJsonModel(model.Value); return submodel.IsCollection(); } } return false; } /// <summary> /// 当模型是对象，返回拥有的key /// </summary> /// <returns></returns> public List<string> GetKeys() { if (!isModel) return null; List<string> list = new List<string>(); foreach (string subjson in base._GetCollection(this.rawjson)) { string key = new CommonJsonModel(subjson).Key; if (!string.IsNullOrEmpty(key)) list.Add(key); } return list; } /// <summary> /// 当模型是对象，key对应是值，则返回key对应的值 /// </summary> /// <param name="key"></param> /// <returns></returns> public string GetValue(string key) { if (!isModel) return null; if (string.IsNullOrEmpty(key)) return null; foreach (string subjson in base._GetCollection(this.rawjson)) { CommonJsonModel model = new CommonJsonModel(subjson); if (!model.IsValue()) continue; if (model.Key != key) continue; if (model.Key == key) return model.Value; } return null; } /// <summary> /// 模型是对象，key对应是对象，返回key对应的对象 /// </summary> /// <param name="key"></param> /// <returns></returns> public CommonJsonModel GetModel(string key) { if (!isModel) return null; if (string.IsNullOrEmpty(key)) return null; foreach (string subjson in base._GetCollection(this.rawjson)) { CommonJsonModel model = new CommonJsonModel(subjson); if (!model.IsValue()) continue; if (model.Key == key) { CommonJsonModel submodel = new CommonJsonModel(model.Value); if (!submodel.IsModel()) return null; else return submodel; } } return null; } /// <summary> /// 模型是对象，key对应是集合，返回集合 /// </summary> /// <param name="key"></param> /// <returns></returns> public CommonJsonModel GetCollection(string key) { if (!isModel) return null; if (string.IsNullOrEmpty(key)) return null; foreach (string subjson in base._GetCollection(this.rawjson)) { CommonJsonModel model = new CommonJsonModel(subjson); if (!model.IsValue()) continue; if (model.Key == key) { CommonJsonModel submodel = new CommonJsonModel(model.Value); if (!submodel.IsCollection()) return null; else return submodel; } } return null; } /// <summary> /// 模型是集合，返回自身 /// </summary> /// <returns></returns> public List<CommonJsonModel> GetCollection() { List<CommonJsonModel> list = new List<CommonJsonModel>(); if (IsValue()) return list; foreach (string subjson in base._GetCollection(rawjson)) { list.Add(new CommonJsonModel(subjson)); } return list; } /// <summary> /// 当模型是值对象，返回key /// </summary> private string Key { get { if (IsValue()) return base._GetKey(rawjson); return null; } } /// <summary> /// 当模型是值对象，返回value /// </summary> private string Value { get { if (!IsValue()) return null; return base._GetValue(rawjson); } } }}
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