fastjson如何判斷JSONObject和JSONArray
阿新 • • 發佈：2018-12-31
1 package com.fline.aic.utils; 2 3 import org.json.JSONArray; 4 import org.json.JSONObject; 5 import org.json.JSONTokener; 6 7 public class OrgJsonUtils { 8 9 /** 10 * 單層的orgJson判斷是否是JSONObject還是JSONArray. 11 */ 12 public static void simpleJSONObjectOrgJson() {13 String message = "[{\r\n" + " \"DataSource\": \"'P33'\",\r\n" 14 + " \"DataStamp\": \"'2018-08-25'\",\r\n" + " \"GovScCode\": \"'aaa'\",\r\n" 15 + " \"OperEffDate\": \"'2018-05-02'\",\r\n" + " \"OrgCode\": \"'ww'\",\r\n" 16+ " \"OrgDesc\": \"'ss'\",\r\n" + " \"OrgId\": \"1\",\r\n" 17 + " \"OrgName\": \"'11111'\",\r\n" + " \"OrgSeq\": \"11\",\r\n" 18 + " \"OrgShortName\": \"'ss'\",\r\n" + " \"OrgStatus\": \"'ss'\",\r\n" 19 + "\"OrgType\": \"'ss'\",\r\n" + " \"ParentOrgId\": \"0\",\r\n" 20 + " \"RegAddress\": \"'ww'\",\r\n" + " \"RegDate\": \"\",\r\n" + " \"RegionId\": \"1\"\r\n" 21 + " }]"; 22 Object json = new JSONTokener(message).nextValue(); 23 if (json instanceof JSONObject) { 24 JSONObject jsonObject = (JSONObject) json; 25 System.out.println(jsonObject); 26 //自行解析即可 27 } else if (json instanceof JSONArray) { 28 JSONArray jsonArray = (JSONArray) json; 29 System.out.println(jsonArray); 30 //自行解析即可 31 } 32 } 33 34 /** 35 * 單層的orgJson判斷是否是JSONObject還是JSONArray. 36 */ 37 public static void simpleJSONArrayOrgJson() { 38 String message = "{\r\n" + " \"DataSource\": \"'P33'\",\r\n" 39 + " \"DataStamp\": \"'2018-08-25'\",\r\n" + " \"GovScCode\": \"'aaa'\",\r\n" 40 + " \"OperEffDate\": \"'2018-05-02'\",\r\n" + " \"OrgCode\": \"'ww'\",\r\n" 41 + " \"OrgDesc\": \"'ss'\",\r\n" + " \"OrgId\": \"1\",\r\n" 42 + " \"OrgName\": \"'11111'\",\r\n" + " \"OrgSeq\": \"11\",\r\n" 43 + " \"OrgShortName\": \"'ss'\",\r\n" + " \"OrgStatus\": \"'ss'\",\r\n" 44 + " \"OrgType\": \"'ss'\",\r\n" + " \"ParentOrgId\": \"0\",\r\n" 45 + " \"RegAddress\": \"'ww'\",\r\n" + " \"RegDate\": \"\",\r\n" + " \"RegionId\": \"1\"\r\n" 46 + " }"; 47 Object json = new JSONTokener(message).nextValue(); 48 if (json instanceof JSONObject) { 49 JSONObject jsonObject = (JSONObject) json; 50 System.out.println(jsonObject); 51 //自行解析即可 52 } else if (json instanceof JSONArray) { 53 JSONArray jsonArray = (JSONArray) json; 54 System.out.println(jsonArray); 55 //自行解析即可 56 } 57 } 58 59 /** 60 * JSON官方 61 */ 62 public static void doubleOrgJson() { 63 // Json字串 64 /* 65 * String message = "{\r\n" + " \"catalogId\": \"IJ1009\",\r\n" + 66 * " \"tableName\": \"core_data.uc_gov_org\",\r\n" + 67 * " \"type\": \"POST\",\r\n" + " \"condition\": \"null\",\r\n" + 68 * " \"data\": {\r\n" + " \"DataSource\": \"'P33'\",\r\n" + 69 * " \"DataStamp\": \"'2018-08-25'\",\r\n" + 70 * " \"GovScCode\": \"'aaa'\",\r\n" + 71 * " \"OperEffDate\": \"'2018-05-02'\",\r\n" + 72 * " \"OrgCode\": \"'ww'\",\r\n" + " \"OrgDesc\": \"'ss'\",\r\n" + 73 * " \"OrgId\": \"1\",\r\n" + " \"OrgName\": \"'11111'\",\r\n" + 74 * " \"OrgSeq\": \"11\",\r\n" + " \"OrgShortName\": \"'ss'\",\r\n" 75 * + " \"OrgStatus\": \"'ss'\",\r\n" + " \"OrgType\": \"'ss'\",\r\n" 76 * + " \"ParentOrgId\": \"0\",\r\n" + 77 * " \"RegAddress\": \"'ww'\",\r\n" + " \"RegDate\": \"\",\r\n" + 78 * " \"RegionId\": \"1\"\r\n" + " }\r\n" + "}"; 79 */ 80 81 String message = "{\r\n" + " \"catalogId\": \"IJ1009\",\r\n" 82 + " \"tableName\": \"core_data.uc_gov_org\",\r\n" + " \"type\": \"POST\",\r\n" 83 + " \"condition\": \"null\",\r\n" + " \"data\": [{\r\n" + " \"DataSource\": \"'P33'\",\r\n" 84 + " \"DataStamp\": \"'2018-08-25'\",\r\n" + " \"GovScCode\": \"'aaa'\",\r\n" 85 + " \"OperEffDate\": \"'2018-05-02'\",\r\n" + " \"OrgCode\": \"'ww'\",\r\n" 86 + " \"OrgDesc\": \"'ss'\",\r\n" + " \"OrgId\": \"1\",\r\n" 87 + " \"OrgName\": \"'11111'\",\r\n" + " \"OrgSeq\": \"11\",\r\n" 88 + " \"OrgShortName\": \"'ss'\",\r\n" + " \"OrgStatus\": \"'ss'\",\r\n" 89 + " \"OrgType\": \"'ss'\",\r\n" + " \"ParentOrgId\": \"0\",\r\n" 90 + " \"RegAddress\": \"'ww'\",\r\n" + " \"RegDate\": \"\",\r\n" + " \"RegionId\": \"1\"\r\n" 91 + " }]\r\n" + "}"; 92 // 解析第一層{} 93 JSONObject jsonObject = new JSONObject(message); 94 String catalogId = jsonObject.getString("catalogId"); 95 String schemaTableName = jsonObject.getString("tableName"); 96 String type = jsonObject.getString("type"); 97 String condition = jsonObject.getString("condition"); 98 System.out.println("{catalogId :" + catalogId + ", schemaTableName: " + schemaTableName + ", type: " + type 99 + ", condition:" + condition + "}"); 100 101 // 解析第二層,如果自己已經明確第二層是[]是JSONArray型別的,如下解析即可 102 JSONArray jsonArray2 = jsonObject.getJSONArray("data"); 103 // 解析第二層,如果自己已經明確第二層是{}是JSONObject型別的,如下解析即可 104 // JSONObject jsonObject2 = jsonObject.getJSONObject("data"); 105 106 107 for (int i = 0; i < jsonArray2.length(); i++) { 108 JSONObject jsonArrayObject = (JSONObject) jsonArray2.get(i); 109 String DataSource = jsonArrayObject.getString("DataSource"); 110 String DataStamp = jsonArrayObject.getString("DataStamp"); 111 String OrgName = jsonArrayObject.getString("OrgName"); 112 String RegAddress = jsonArrayObject.getString("RegAddress"); 113 // ...等等欄位 114 System.out.println("{DataSource: " + DataSource + ", DataStamp: " + DataStamp + ", OrgName: " + OrgName 115 + ", RegAddress: " + RegAddress + "}"); 116 } 117 } 118 119 public static void main(String[] args) { 120 doubleOrgJson(); 121 // simpleJSONObjectOrgJson(); 122 // simpleJSONArrayOrgJson(); 123 } 124 125 }