From 9e21a2cf4695ac0e49ae2be2c68bffedad66f4bc Mon Sep 17 00:00:00 2001
From: KomachiSion <263976490@qq.com>
Date: Wed, 3 Jun 2020 14:38:23 +0800
Subject: [PATCH 1/6] Replace fastjson with jackson for nacos-test/common

---
 test/src/test/java/com/alibaba/nacos/test/BaseTest.java     | 4 ++--
 .../com/alibaba/nacos/test/common/HttpUtils_ITCase.java     | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/test/src/test/java/com/alibaba/nacos/test/BaseTest.java b/test/src/test/java/com/alibaba/nacos/test/BaseTest.java
index 343b71494..b88465e03 100644
--- a/test/src/test/java/com/alibaba/nacos/test/BaseTest.java
+++ b/test/src/test/java/com/alibaba/nacos/test/BaseTest.java
@@ -16,7 +16,7 @@
 
 package com.alibaba.nacos.test;
 
-import com.alibaba.fastjson.JSON;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.naming.healthcheck.RsInfo;
 import org.junit.Test;
 
@@ -32,7 +32,7 @@ public class BaseTest {
 	@Test
 	public void test_rs_json() {
 		String json = "{\"cluster\":\"DEFAULT\",\"ip\":\"127.0.0.1\",\"metadata\":{},\"port\":60000,\"scheduled\":true,\"serviceName\":\"DEFAULT_GROUP@@jinhan9J7ye.Vj6hx.net\",\"weight\":1.0}";
-		RsInfo client = JSON.parseObject(json, RsInfo.class);
+		RsInfo client = JacksonUtils.toObj(json, RsInfo.class);
 		System.out.println(client);
 	}
 
diff --git a/test/src/test/java/com/alibaba/nacos/test/common/HttpUtils_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/common/HttpUtils_ITCase.java
index 647a7e2ac..bcd483e56 100644
--- a/test/src/test/java/com/alibaba/nacos/test/common/HttpUtils_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/common/HttpUtils_ITCase.java
@@ -16,11 +16,11 @@
 
 package com.alibaba.nacos.test.common;
 
-import com.alibaba.fastjson.JSON;
 import com.alibaba.nacos.common.http.HttpUtils;
 import com.alibaba.nacos.common.http.handler.ResponseHandler;
 import com.alibaba.nacos.common.http.param.Query;
 import com.alibaba.nacos.common.model.RestResult;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.core.utils.ClassUtils;
 import com.alibaba.nacos.core.utils.GenericType;
 import org.junit.Assert;
@@ -44,7 +44,7 @@ public class HttpUtils_ITCase {
 
 	@Test
 	public void test_deserialization_type() throws Exception {
-		String json = JSON.toJSONString(list);
+		String json = JacksonUtils.toJson(list);
 		ArrayList<Integer> tmp = ResponseHandler.convert(json, new GenericType<List<Integer>>(){}.getType());
 		Assert.assertEquals(list, tmp);
 	}
@@ -58,7 +58,7 @@ public class HttpUtils_ITCase {
 
 	@Test
 	public void test_deserialization_class() throws Exception {
-		String json = JSON.toJSONString(list);
+		String json = JacksonUtils.toJson(list);
 		ArrayList<Integer> tmp = ResponseHandler.convert(json, ClassUtils.resolveGenericType(new GenericType<List<Integer>>(){}.getClass()));
 		Assert.assertEquals(list, tmp);
 	}

From c0b43852879fca1521641a4ba161bfce46613b58 Mon Sep 17 00:00:00 2001
From: KomachiSion <263976490@qq.com>
Date: Wed, 3 Jun 2020 14:39:05 +0800
Subject: [PATCH 2/6] Replace fastjson with jackson for nacos-test/config

---
 .../nacos/test/config/ConfigAPI_ITCase.java   | 28 +++++-----
 .../nacos/test/config/ConfigBeta_ITCase.java  | 20 +++----
 .../ConfigExportAndImportAPI_ITCase.java      | 52 +++++++++----------
 3 files changed, 47 insertions(+), 53 deletions(-)

diff --git a/test/src/test/java/com/alibaba/nacos/test/config/ConfigAPI_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/config/ConfigAPI_ITCase.java
index 7b47b2415..d72538266 100644
--- a/test/src/test/java/com/alibaba/nacos/test/config/ConfigAPI_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/config/ConfigAPI_ITCase.java
@@ -15,7 +15,6 @@
  */
 package com.alibaba.nacos.test.config;
 
-import com.alibaba.fastjson.JSON;
 import com.alibaba.nacos.Nacos;
 import com.alibaba.nacos.api.NacosFactory;
 import com.alibaba.nacos.api.PropertyKeyConst;
@@ -28,6 +27,7 @@ import com.alibaba.nacos.client.config.http.HttpAgent;
 import com.alibaba.nacos.client.config.http.MetricsHttpAgent;
 import com.alibaba.nacos.client.config.http.ServerHttpAgent;
 import com.alibaba.nacos.client.config.impl.HttpSimpleClient.HttpResult;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.common.utils.ThreadUtils;
 import org.junit.After;
 import org.junit.Assert;
@@ -84,7 +84,7 @@ public class ConfigAPI_ITCase {
             List<String> params = Arrays.asList("dataId", dataId, "group", group, "beta", "true");
             result = agent.httpDelete(CONFIG_CONTROLLER_PATH + "/", null, params, agent.getEncode(), TIME_OUT);
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
-            Assert.assertEquals(true, JSON.parseObject(result.content).getBoolean("data"));
+            Assert.assertTrue(JacksonUtils.toObj(result.content).get("data").booleanValue());
         } catch (Exception e) {
             e.printStackTrace();
             Assert.fail();
@@ -660,7 +660,7 @@ public class ConfigAPI_ITCase {
             result = agent.httpGet(CONFIG_CONTROLLER_PATH, null, params, agent.getEncode(), TIME_OUT);
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
 
-            Assert.assertEquals(content, JSON.parseObject(result.content).getString("content"));
+            Assert.assertEquals(content, JacksonUtils.toObj(result.content).get("content").textValue());
         } catch (Exception e) {
             Assert.fail();
         }
@@ -688,7 +688,7 @@ public class ConfigAPI_ITCase {
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
 
             System.out.println(result.content);
-            Assert.assertNotNull(JSON.parseObject(result.content).getString("data"));
+            Assert.assertFalse(JacksonUtils.toObj(result.content).get("data").isNull());
 
         } catch (Exception e) {
             Assert.fail();
@@ -717,7 +717,7 @@ public class ConfigAPI_ITCase {
             List<String> params = Arrays.asList("dataId", dataId, "group", group, "beta", "true");
             result = agent.httpGet(CONFIG_CONTROLLER_PATH + "/", null, params, agent.getEncode(), TIME_OUT);
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
-            Assert.assertEquals(content, JSON.parseObject(result.content).getJSONObject("data").getString("content"));
+            Assert.assertEquals(content, JacksonUtils.toObj(result.content).get("data").get("content").textValue());
             // delete data
             result = agent.httpDelete(CONFIG_CONTROLLER_PATH + "/", null, params, agent.getEncode(), TIME_OUT);
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
@@ -751,7 +751,7 @@ public class ConfigAPI_ITCase {
             result = agent.httpDelete(CONFIG_CONTROLLER_PATH + "/", null, params, agent.getEncode(), TIME_OUT);
 
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
-            Assert.assertEquals(true, JSON.parseObject(result.content).getBoolean("data"));
+            Assert.assertTrue(JacksonUtils.toObj(result.content).get("data").booleanValue());
         } catch (Exception e) {
             e.printStackTrace();
             Assert.fail();
@@ -780,8 +780,8 @@ public class ConfigAPI_ITCase {
             result = agent.httpGet(CONFIG_CONTROLLER_PATH + "/", null, params, agent.getEncode(), TIME_OUT);
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
 
-            Assert.assertTrue(JSON.parseObject(result.content).getIntValue("totalCount") >= 1);
-            Assert.assertTrue(JSON.parseObject(result.content).getJSONArray("pageItems").getJSONObject(0).getString("content").startsWith(content));
+            Assert.assertTrue(JacksonUtils.toObj(result.content).get("totalCount").intValue() >= 1);
+            Assert.assertTrue(JacksonUtils.toObj(result.content).get("pageItems").get(0).get("content").textValue().startsWith(content));
         } catch (Exception e) {
             Assert.fail();
         }
@@ -809,8 +809,8 @@ public class ConfigAPI_ITCase {
             result = agent.httpGet(CONFIG_CONTROLLER_PATH + "/", null, params, agent.getEncode(), TIME_OUT);
 
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
-            Assert.assertTrue(JSON.parseObject(result.content).getIntValue("totalCount") >= 1);
-            Assert.assertEquals(content, JSON.parseObject(result.content).getJSONArray("pageItems").getJSONObject(0).getString("content"));
+            Assert.assertTrue(JacksonUtils.toObj(result.content).get("totalCount").intValue() >= 1);
+            Assert.assertEquals(content, JacksonUtils.toObj(result.content).get("pageItems").get(0).get("content").textValue());
 
         } catch (Exception e) {
             Assert.fail();
@@ -839,8 +839,8 @@ public class ConfigAPI_ITCase {
             result = agent.httpGet(CONFIG_CONTROLLER_PATH + "/", null, params, agent.getEncode(), TIME_OUT);
 
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
-            Assert.assertEquals(1, JSON.parseObject(result.content).getIntValue("totalCount"));
-            Assert.assertEquals(content, JSON.parseObject(result.content).getJSONArray("pageItems").getJSONObject(0).getString("content"));
+            Assert.assertEquals(1, JacksonUtils.toObj(result.content).get("totalCount").intValue());
+            Assert.assertEquals(content, JacksonUtils.toObj(result.content).get("pageItems").get(0).get("content").textValue());
 
         } catch (Exception e) {
             Assert.fail();
@@ -868,8 +868,8 @@ public class ConfigAPI_ITCase {
             List<String> params = Arrays.asList("dataId", dataId, "group", group, "pageNo","1", "pageSize","10", "search", "accurate");
             result = agent.httpGet(CONFIG_CONTROLLER_PATH + "/", null, params, "utf-8", TIME_OUT);
             Assert.assertEquals(HttpURLConnection.HTTP_OK, result.code);
-            Assert.assertEquals(1, JSON.parseObject(result.content).getIntValue("totalCount"));
-            Assert.assertEquals(content, JSON.parseObject(result.content).getJSONArray("pageItems").getJSONObject(0).getString("content"));
+            Assert.assertEquals(1, JacksonUtils.toObj(result.content).get("totalCount").intValue());
+            Assert.assertEquals(content, JacksonUtils.toObj(result.content).get("pageItems").get(0).get("content").textValue());
         } catch (Exception e) {
             Assert.fail();
         }
diff --git a/test/src/test/java/com/alibaba/nacos/test/config/ConfigBeta_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/config/ConfigBeta_ITCase.java
index 0f966ceba..5fdee08e6 100644
--- a/test/src/test/java/com/alibaba/nacos/test/config/ConfigBeta_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/config/ConfigBeta_ITCase.java
@@ -16,11 +16,9 @@
 
 package com.alibaba.nacos.test.config;
 
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.Nacos;
-import com.alibaba.nacos.api.config.ConfigService;
 import com.alibaba.nacos.api.exception.NacosException;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.test.base.Params;
 import org.junit.Assert;
 import org.junit.Before;
@@ -38,8 +36,6 @@ import org.springframework.test.context.junit4.SpringRunner;
 import org.springframework.util.MultiValueMap;
 import org.springframework.web.util.UriComponentsBuilder;
 
-import java.util.concurrent.CountDownLatch;
-
 /**
  * @author xiaochun.xxc
  * @date 2019-07-03
@@ -151,7 +147,7 @@ public class ConfigBeta_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertTrue(response1.getStatusCode().is2xxSuccessful());
-        Assert.assertEquals(null, JSONObject.parseObject(response1.getBody()).getString("data"));
+        Assert.assertTrue(JacksonUtils.toObj(response1.getBody()).get("data").isNull());
     }
 
     /**
@@ -228,7 +224,7 @@ public class ConfigBeta_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertTrue(response1.getStatusCode().is2xxSuccessful());
-        Assert.assertEquals("com.dungu.test", JSONObject.parseObject(response1.getBody()).getJSONObject("data").getString("dataId"));
+        Assert.assertEquals("com.dungu.test", JacksonUtils.toObj(response1.getBody()).get("data").get("dataId").asText());
     }
 
     /**
@@ -265,7 +261,7 @@ public class ConfigBeta_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertTrue(response1.getStatusCode().is2xxSuccessful());
-        Assert.assertEquals("com.dungu.test", JSONObject.parseObject(response1.getBody()).getJSONObject("data").getString("dataId"));
+        Assert.assertEquals("com.dungu.test", JacksonUtils.toObj(response1.getBody()).get("data").get("dataId").asText());
 
         ResponseEntity<String> response2 = request(CONFIG_CONTROLLER_PATH + "/configs?beta=true",
             Params.newParams()
@@ -276,7 +272,7 @@ public class ConfigBeta_ITCase {
             String.class,
             HttpMethod.DELETE);
         Assert.assertTrue(response2.getStatusCode().is2xxSuccessful());
-        Assert.assertEquals("true", JSONObject.parseObject(response2.getBody()).getString("data"));
+        Assert.assertEquals("true", JacksonUtils.toObj(response2.getBody()).get("data").asText());
 
         ResponseEntity<String> response3 = request(CONFIG_CONTROLLER_PATH + "/configs?beta=true",
             Params.newParams()
@@ -287,7 +283,7 @@ public class ConfigBeta_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertTrue(response3.getStatusCode().is2xxSuccessful());
-        Assert.assertEquals(null, JSONObject.parseObject(response3.getBody()).getString("data"));
+        Assert.assertTrue(JacksonUtils.toObj(response3.getBody()).get("data").isNull());
     }
 
 
@@ -325,7 +321,7 @@ public class ConfigBeta_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertTrue(response1.getStatusCode().is2xxSuccessful());
-        Assert.assertEquals("com.dungu.test", JSONObject.parseObject(response1.getBody()).getJSONObject("data").getString("dataId"));
+        Assert.assertEquals("com.dungu.test", JacksonUtils.toObj(response1.getBody()).get("data").get("dataId").asText());
 
         ResponseEntity<String> response2 = request(CONFIG_CONTROLLER_PATH + "/configs?beta=false",
             Params.newParams()
@@ -347,7 +343,7 @@ public class ConfigBeta_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertTrue(response3.getStatusCode().is2xxSuccessful());
-        Assert.assertEquals("com.dungu.test", JSONObject.parseObject(response3.getBody()).getJSONObject("data").getString("dataId"));
+        Assert.assertEquals("com.dungu.test", JacksonUtils.toObj(response3.getBody()).get("data").get("dataId").asText());
     }
 
     <T> ResponseEntity<T> request(String path, MultiValueMap<String, String> params, Class<T> clazz, HttpMethod httpMethod) {
diff --git a/test/src/test/java/com/alibaba/nacos/test/config/ConfigExportAndImportAPI_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/config/ConfigExportAndImportAPI_ITCase.java
index 65e9dfd67..a1e21e476 100644
--- a/test/src/test/java/com/alibaba/nacos/test/config/ConfigExportAndImportAPI_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/config/ConfigExportAndImportAPI_ITCase.java
@@ -15,17 +15,15 @@
  */
 package com.alibaba.nacos.test.config;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONArray;
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.Nacos;
 import com.alibaba.nacos.api.PropertyKeyConst;
 import com.alibaba.nacos.client.config.http.HttpAgent;
 import com.alibaba.nacos.client.config.http.MetricsHttpAgent;
 import com.alibaba.nacos.client.config.http.ServerHttpAgent;
 import com.alibaba.nacos.client.config.impl.HttpSimpleClient;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.config.server.utils.ZipUtils;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
+import com.fasterxml.jackson.databind.JsonNode;
 import com.github.keran213539.commonOkHttp.CommonOkHttpClient;
 import com.github.keran213539.commonOkHttp.CommonOkHttpClientBuilder;
 import com.github.keran213539.commonOkHttp.UploadByteFile;
@@ -127,19 +125,19 @@ public class ConfigExportAndImportAPI_ITCase {
     public void testExportByIds(){
         String getDataUrl = "?search=accurate&dataId=&group=&appName=&config_tags=&pageNo=1&pageSize=10&tenant=&namespaceId=";
         String queryResult = httpClient.get(SERVER_ADDR + CONFIG_CONTROLLER_PATH + getDataUrl, null);
-        JSONObject resultObj = JSON.parseObject(queryResult);
-        JSONArray resultConfigs = resultObj.getJSONArray("pageItems");
-        JSONObject config1 = resultConfigs.getJSONObject(0);
-        JSONObject config2 = resultConfigs.getJSONObject(1);
-        String exportByIdsUrl = "?export=true&tenant=&group=&appName=&ids=" + config1.getLongValue("id")
-            + "," + config2.getLongValue("id");
+        JsonNode resultObj = JacksonUtils.toObj(queryResult);
+        JsonNode resultConfigs = resultObj.get("pageItems");
+        JsonNode config1 = resultConfigs.get(0);
+        JsonNode config2 = resultConfigs.get(1);
+        String exportByIdsUrl = "?export=true&tenant=&group=&appName=&ids=" + config1.get("id").longValue()
+            + "," + config2.get("id").longValue();
         System.out.println(exportByIdsUrl);
         byte[] zipData = httpClient.download(SERVER_ADDR + CONFIG_CONTROLLER_PATH + exportByIdsUrl, null);
         ZipUtils.UnZipResult unZiped = ZipUtils.unzip(zipData);
         List<ZipUtils.ZipItem> zipItemList = unZiped.getZipItemList();
         Assert.assertEquals(2, zipItemList.size());
-        String config1Name = config1.getString("group") + "/" + config1.getString("dataId");
-        String config2Name = config2.getString("group") + "/" + config2.getString("dataId");
+        String config1Name = config1.get("group").textValue() + "/" + config1.get("dataId").textValue();
+        String config2Name = config2.get("group").textValue() + "/" + config2.get("dataId").textValue();
         for(ZipUtils.ZipItem zipItem : zipItemList){
             if(!(config1Name.equals(zipItem.getItemName()) || config2Name.equals(zipItem.getItemName()))){
                 Assert.fail();
@@ -151,18 +149,18 @@ public class ConfigExportAndImportAPI_ITCase {
     public void testExportByGroup(){
         String getDataUrl = "?search=accurate&dataId=&group=EXPORT_IMPORT_TEST_GROUP&appName=&config_tags=&pageNo=1&pageSize=10&tenant=&namespaceId=";
         String queryResult = httpClient.get(SERVER_ADDR + CONFIG_CONTROLLER_PATH + getDataUrl, null);
-        JSONObject resultObj = JSON.parseObject(queryResult);
-        JSONArray resultConfigs = resultObj.getJSONArray("pageItems");
+        JsonNode resultObj = JacksonUtils.toObj(queryResult);
+        JsonNode resultConfigs = resultObj.get("pageItems");
         Assert.assertEquals(2, resultConfigs.size());
-        JSONObject config1 = resultConfigs.getJSONObject(0);
-        JSONObject config2 = resultConfigs.getJSONObject(1);
+        JsonNode config1 = resultConfigs.get(0);
+        JsonNode config2 = resultConfigs.get(1);
         String exportByIdsUrl = "?export=true&tenant=&group=EXPORT_IMPORT_TEST_GROUP&appName=&ids=";
         byte[] zipData = httpClient.download(SERVER_ADDR + CONFIG_CONTROLLER_PATH + exportByIdsUrl, null);
         ZipUtils.UnZipResult unZiped = ZipUtils.unzip(zipData);
         List<ZipUtils.ZipItem> zipItemList = unZiped.getZipItemList();
         Assert.assertEquals(2, zipItemList.size());
-        String config1Name = config1.getString("group") + "/" + config1.getString("dataId");
-        String config2Name = config2.getString("group") + "/" + config2.getString("dataId");
+        String config1Name = config1.get("group").textValue() + "/" + config1.get("dataId").textValue();
+        String config2Name = config2.get("group").textValue() + "/" + config2.get("dataId").textValue();
 
         for(ZipUtils.ZipItem zipItem : zipItemList){
             if(!(config1Name.equals(zipItem.getItemName())
@@ -182,16 +180,16 @@ public class ConfigExportAndImportAPI_ITCase {
     public void testExportByGroupAndApp(){
         String getDataUrl = "?search=accurate&dataId=&group=EXPORT_IMPORT_TEST_GROUP&appName=testApp1&config_tags=&pageNo=1&pageSize=10&tenant=&namespaceId=";
         String queryResult = httpClient.get(SERVER_ADDR + CONFIG_CONTROLLER_PATH + getDataUrl, null);
-        JSONObject resultObj = JSON.parseObject(queryResult);
-        JSONArray resultConfigs = resultObj.getJSONArray("pageItems");
+        JsonNode resultObj = JacksonUtils.toObj(queryResult);
+        JsonNode resultConfigs = resultObj.get("pageItems");
         Assert.assertEquals(1, resultConfigs.size());
-        JSONObject config1 = resultConfigs.getJSONObject(0);
+        JsonNode config1 = resultConfigs.get(0);
         String exportByIdsUrl = "?export=true&tenant=&group=EXPORT_IMPORT_TEST_GROUP&appName=testApp1&ids=";
         byte[] zipData = httpClient.download(SERVER_ADDR + CONFIG_CONTROLLER_PATH + exportByIdsUrl, null);
         ZipUtils.UnZipResult unZiped = ZipUtils.unzip(zipData);
         List<ZipUtils.ZipItem> zipItemList = unZiped.getZipItemList();
         Assert.assertEquals(1, zipItemList.size());
-        String config1Name = config1.getString("group") + "/" + config1.getString("dataId");
+        String config1Name = config1.get("group").textValue() + "/" + config1.get("dataId").textValue();
         for(ZipUtils.ZipItem zipItem : zipItemList){
             if(!config1Name.equals(zipItem.getItemName())){
                 Assert.fail();
@@ -249,15 +247,15 @@ public class ConfigExportAndImportAPI_ITCase {
         httpClient.post(SERVER_ADDR + CONFIG_CONTROLLER_PATH + importUrl, importPrarm, Collections.singletonList(uploadByteFile), null);
         String getDataUrl = "?search=accurate&dataId=&group=TEST_IMPORT&appName=&config_tags=&pageNo=1&pageSize=10&tenant=&namespaceId=";
         String queryResult = httpClient.get(SERVER_ADDR + CONFIG_CONTROLLER_PATH + getDataUrl, null);
-        JSONObject resultObj = JSON.parseObject(queryResult);
-        JSONArray resultConfigs = resultObj.getJSONArray("pageItems");
+        JsonNode resultObj = JacksonUtils.toObj(queryResult);
+        JsonNode resultConfigs = resultObj.get("pageItems");
         Assert.assertEquals(3, resultConfigs.size());
         for(int i = 0; i < resultConfigs.size(); i++){
-            JSONObject config = resultConfigs.getJSONObject(i);
-            if(!"TEST_IMPORT".equals(config.getString("group"))){
+            JsonNode config = resultConfigs.get(i);
+            if(!"TEST_IMPORT".equals(config.get("group").textValue())){
                 Assert.fail();
             }
-            switch (config.getString("dataId")){
+            switch (config.get("dataId").textValue()){
                 case "test1.yml":
                 case "test2.txt":
                 case "test3.properties":

From 4dbe81418bd881e74358d47e078c411b02a0a48a Mon Sep 17 00:00:00 2001
From: KomachiSion <263976490@qq.com>
Date: Wed, 3 Jun 2020 14:39:17 +0800
Subject: [PATCH 3/6] Replace fastjson with jackson for nacos-test/auth

---
 .../nacos/test/core/auth/AuthBase.java        | 11 ++++----
 .../test/core/auth/Permission_ITCase.java     | 25 ++++++++---------
 .../nacos/test/core/auth/Role_ITCase.java     | 27 ++++++++-----------
 .../nacos/test/core/auth/User_ITCase.java     | 23 +++++++---------
 4 files changed, 38 insertions(+), 48 deletions(-)

diff --git a/test/src/test/java/com/alibaba/nacos/test/core/auth/AuthBase.java b/test/src/test/java/com/alibaba/nacos/test/core/auth/AuthBase.java
index dfec773ba..306007880 100644
--- a/test/src/test/java/com/alibaba/nacos/test/core/auth/AuthBase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/core/auth/AuthBase.java
@@ -15,12 +15,13 @@
  */
 package com.alibaba.nacos.test.core.auth;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.api.PropertyKeyConst;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.core.auth.AuthConfigs;
 import com.alibaba.nacos.test.base.HttpClient4Test;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.Assert;
 import org.springframework.http.HttpMethod;
 import org.springframework.http.ResponseEntity;
@@ -66,9 +67,9 @@ public class AuthBase extends HttpClient4Test {
             HttpMethod.POST);
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertTrue(json.containsKey("accessToken"));
-        return json.getString("accessToken");
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertTrue(json.has("accessToken"));
+        return json.get("accessToken").textValue();
     }
 
     protected void init(int port) throws Exception {
diff --git a/test/src/test/java/com/alibaba/nacos/test/core/auth/Permission_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/core/auth/Permission_ITCase.java
index cfa01a466..61c343db7 100644
--- a/test/src/test/java/com/alibaba/nacos/test/core/auth/Permission_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/core/auth/Permission_ITCase.java
@@ -15,16 +15,15 @@
  */
 package com.alibaba.nacos.test.core.auth;
 
-
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
-import com.alibaba.fastjson.TypeReference;
 import com.alibaba.nacos.Nacos;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.config.server.model.Page;
 import com.alibaba.nacos.core.auth.Permission;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
 import com.alibaba.nacos.test.base.HttpClient4Test;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -125,9 +124,9 @@ public class Permission_ITCase extends HttpClient4Test {
             HttpMethod.POST);
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertTrue(json.containsKey("accessToken"));
-        accessToken = json.getString("accessToken");
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertTrue(json.has("accessToken"));
+        accessToken = json.get("accessToken").textValue();
     }
 
     @Test
@@ -196,10 +195,10 @@ public class Permission_ITCase extends HttpClient4Test {
             String.class,
             HttpMethod.GET);
 
+        System.out.println(response);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        Page<Permission> permissionPage = JSON.parseObject(response.getBody(), new TypeReference<Page<Permission>>() {
-        });
+        Page<Permission> permissionPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<Permission>>() {});
 
         Assert.assertNotNull(permissionPage);
         Assert.assertNotNull(permissionPage.getPageItems());
@@ -245,8 +244,7 @@ public class Permission_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        permissionPage = JSON.parseObject(response.getBody(), new TypeReference<Page<Permission>>() {
-        });
+        permissionPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<Permission>>() {});
 
         Assert.assertNotNull(permissionPage);
         Assert.assertNotNull(permissionPage.getPageItems());
@@ -291,8 +289,7 @@ public class Permission_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        permissionPage = JSON.parseObject(response.getBody(), new TypeReference<Page<Permission>>() {
-        });
+        permissionPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<Permission>>() {});
 
         Assert.assertNotNull(permissionPage);
         Assert.assertNotNull(permissionPage.getPageItems());
diff --git a/test/src/test/java/com/alibaba/nacos/test/core/auth/Role_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/core/auth/Role_ITCase.java
index 3e810d422..bffa89207 100644
--- a/test/src/test/java/com/alibaba/nacos/test/core/auth/Role_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/core/auth/Role_ITCase.java
@@ -15,16 +15,15 @@
  */
 package com.alibaba.nacos.test.core.auth;
 
-
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
-import com.alibaba.fastjson.TypeReference;
 import com.alibaba.nacos.Nacos;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.config.server.auth.RoleInfo;
 import com.alibaba.nacos.config.server.model.Page;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
 import com.alibaba.nacos.test.base.HttpClient4Test;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -111,9 +110,9 @@ public class Role_ITCase extends HttpClient4Test {
             HttpMethod.POST);
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertTrue(json.containsKey("accessToken"));
-        accessToken = json.getString("accessToken");
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertTrue(json.has("accessToken"));
+        accessToken = json.get("accessToken").textValue();
     }
 
     @Test
@@ -158,8 +157,7 @@ public class Role_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        Page<RoleInfo> roleInfoPage = JSON.parseObject(response.getBody(), new TypeReference<Page<RoleInfo>>() {
-        });
+        Page<RoleInfo> roleInfoPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<RoleInfo>>() {});
 
         Assert.assertNotNull(roleInfoPage);
         Assert.assertNotNull(roleInfoPage.getPageItems());
@@ -197,8 +195,7 @@ public class Role_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        roleInfoPage = JSON.parseObject(response.getBody(), new TypeReference<Page<RoleInfo>>() {
-        });
+        roleInfoPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<RoleInfo>>() {});
 
         Assert.assertNotNull(roleInfoPage);
         Assert.assertNotNull(roleInfoPage.getPageItems());
@@ -243,8 +240,7 @@ public class Role_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        roleInfoPage = JSON.parseObject(response.getBody(), new TypeReference<Page<RoleInfo>>() {
-        });
+        roleInfoPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<RoleInfo>>() {});
 
         Assert.assertNotNull(roleInfoPage);
         Assert.assertNotNull(roleInfoPage.getPageItems());
@@ -286,8 +282,7 @@ public class Role_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        roleInfoPage = JSON.parseObject(response.getBody(), new TypeReference<Page<RoleInfo>>() {
-        });
+        roleInfoPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<RoleInfo>>() {});
 
         Assert.assertNotNull(roleInfoPage);
         Assert.assertNotNull(roleInfoPage.getPageItems());
diff --git a/test/src/test/java/com/alibaba/nacos/test/core/auth/User_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/core/auth/User_ITCase.java
index a470ca111..f2e53363f 100644
--- a/test/src/test/java/com/alibaba/nacos/test/core/auth/User_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/core/auth/User_ITCase.java
@@ -15,16 +15,16 @@
  */
 package com.alibaba.nacos.test.core.auth;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
-import com.alibaba.fastjson.TypeReference;
 import com.alibaba.nacos.Nacos;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.config.server.model.Page;
 import com.alibaba.nacos.config.server.model.User;
 import com.alibaba.nacos.console.utils.PasswordEncoderUtil;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
 import com.alibaba.nacos.test.base.HttpClient4Test;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -88,9 +88,9 @@ public class User_ITCase extends HttpClient4Test {
             HttpMethod.POST);
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertTrue(json.containsKey("accessToken"));
-        accessToken = json.getString("accessToken");
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertTrue(json.has("accessToken"));
+        accessToken = json.get("accessToken").textValue();
     }
 
     @Test
@@ -121,8 +121,7 @@ public class User_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        Page<User> userPage = JSON.parseObject(response.getBody(), new TypeReference<Page<User>>() {
-        });
+        Page<User> userPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<User>>() {});
 
         Assert.assertNotNull(userPage);
         Assert.assertNotNull(userPage.getPageItems());
@@ -159,8 +158,7 @@ public class User_ITCase extends HttpClient4Test {
                 .done(),
             String.class);
 
-        userPage = JSON.parseObject(response.getBody(), new TypeReference<Page<User>>() {
-        });
+        userPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<User>>() {});
 
         Assert.assertNotNull(userPage);
         Assert.assertNotNull(userPage.getPageItems());
@@ -198,8 +196,7 @@ public class User_ITCase extends HttpClient4Test {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        userPage = JSON.parseObject(response.getBody(), new TypeReference<Page<User>>() {
-        });
+        userPage = JacksonUtils.toObj(response.getBody(), new TypeReference<Page<User>>() {});
 
         Assert.assertNotNull(userPage);
         Assert.assertNotNull(userPage.getPageItems());

From e9adf975af7d5d34ad5903461e068abd4ab08abe Mon Sep 17 00:00:00 2001
From: KomachiSion <263976490@qq.com>
Date: Wed, 3 Jun 2020 14:39:28 +0800
Subject: [PATCH 4/6] Replace fastjson with jackson for nacos-test/naming

---
 .../test/naming/CPInstancesAPI_ITCase.java    |  26 ++---
 .../nacos/test/naming/Cmdb_ITCase.java        | 106 +++++++++---------
 .../MultiTenant_InstanceAPI_ITCase.java       |  84 +++++++-------
 .../nacos/test/naming/RestAPI_ITCase.java     |  32 +++---
 .../nacos/test/naming/Subscribe_ITCase.java   |  14 +--
 5 files changed, 131 insertions(+), 131 deletions(-)

diff --git a/test/src/test/java/com/alibaba/nacos/test/naming/CPInstancesAPI_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/naming/CPInstancesAPI_ITCase.java
index 643e0c479..674493b96 100644
--- a/test/src/test/java/com/alibaba/nacos/test/naming/CPInstancesAPI_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/naming/CPInstancesAPI_ITCase.java
@@ -15,8 +15,6 @@
  */
 package com.alibaba.nacos.test.naming;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.Nacos;
 import com.alibaba.nacos.api.PropertyKeyConst;
 import com.alibaba.nacos.api.common.Constants;
@@ -24,8 +22,10 @@ import com.alibaba.nacos.api.naming.NamingFactory;
 import com.alibaba.nacos.api.naming.NamingService;
 import com.alibaba.nacos.api.naming.pojo.Instance;
 import com.alibaba.nacos.api.naming.pojo.ListView;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -223,9 +223,9 @@ public class CPInstancesAPI_ITCase {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(serviceName, json.getString("name"));
-        Assert.assertEquals("0.5", json.getString("protectThreshold"));
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(serviceName, json.get("name").textValue());
+        Assert.assertEquals("0.5", json.get("protectThreshold").asText());
 
         namingServiceDelete(serviceName, TEST_NAMESPACE_1);
     }
@@ -271,9 +271,9 @@ public class CPInstancesAPI_ITCase {
 
         System.out.println("json = " + response.getBody());
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        int count = json.getIntValue("count");
-        Assert.assertEquals(listView.getCount()+1, count);
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        int count = json.get("count").intValue();
+        Assert.assertEquals(listView.getCount() + 1, count);
 
         namingServiceDelete(serviceName, Constants.DEFAULT_NAMESPACE_ID);
     }
@@ -297,8 +297,8 @@ public class CPInstancesAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
 
         instanceDeregister(serviceName, Constants.DEFAULT_NAMESPACE_ID, "33.33.33.33", TEST_PORT2_4_DOM_1);
 
@@ -351,8 +351,8 @@ public class CPInstancesAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
 
         instanceDeregister(serviceName, Constants.DEFAULT_NAMESPACE_ID, "33.33.33.33", TEST_PORT2_4_DOM_1);
         instanceDeregister(serviceName, Constants.DEFAULT_NAMESPACE_ID, TEST_GROUP_1, "22.22.22.22", TEST_PORT2_4_DOM_1);
diff --git a/test/src/test/java/com/alibaba/nacos/test/naming/Cmdb_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/naming/Cmdb_ITCase.java
index 5511ffeb1..11c37f47e 100644
--- a/test/src/test/java/com/alibaba/nacos/test/naming/Cmdb_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/naming/Cmdb_ITCase.java
@@ -15,14 +15,15 @@
  */
 package com.alibaba.nacos.test.naming;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.Nacos;
 import com.alibaba.nacos.api.common.Constants;
 import com.alibaba.nacos.api.naming.NamingFactory;
 import com.alibaba.nacos.api.naming.NamingService;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 import org.junit.*;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -100,14 +101,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(5L);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -121,8 +122,8 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        Assert.assertEquals(1, result.get("hosts").size());
     }
 
 
@@ -150,14 +151,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -170,8 +171,8 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-        Assert.assertEquals(6, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        Assert.assertEquals(6, result.get("hosts").size());
     }
 
     /**
@@ -198,7 +199,7 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1 & CONSUMER.label.label2 = PROVIDER.label.label2");
 
@@ -206,7 +207,7 @@ public class Cmdb_ITCase {
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -220,9 +221,9 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(2, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(2, result.get("hosts").size());
     }
 
     /**
@@ -250,14 +251,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1 & CONSUMER.label.label2 = PROVIDER.label.label2");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -270,7 +271,7 @@ public class Cmdb_ITCase {
                 .done(),
             String.class,
             HttpMethod.GET);
-        System.out.println("service list = " + JSON.parseObject(httpResult.getBody()));
+        System.out.println("service list = " + JacksonUtils.toObj(httpResult.getBody()));
 
         httpResult = request("/nacos/v1/ns/instance/list",
             Params.newParams()
@@ -280,10 +281,9 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(2, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(2, result.get("hosts").size());
     }
 
 
@@ -312,14 +312,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1 & CONSUMER.label.label2 = PROVIDER.label.label2");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -333,9 +333,9 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(6, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(6, result.get("hosts").size());
     }
 
     /**
@@ -363,14 +363,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1 & CONSUMER.label.label2 = PROVIDER.label.label2");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -384,10 +384,10 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
 
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(1, result.get("hosts").size());
     }
 
     /**
@@ -416,7 +416,7 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1 & CONSUMER.label.label2 = PROVIDER.label.label2");
         List<String> params = Arrays.asList("serviceName", serviceName, "protectThreshold", "0", "selector", json.toString());
@@ -426,7 +426,7 @@ public class Cmdb_ITCase {
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -440,9 +440,9 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(1, json.get("hosts").size());
 
         httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
@@ -462,10 +462,10 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
+        result = JacksonUtils.toObj(httpResult.getBody());
 
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(6, json.getJSONArray("hosts").size());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(6, result.get("hosts").size());
     }
 
 
@@ -494,14 +494,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -515,9 +515,9 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(6, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(6, result.get("hosts").size());
     }
 
     /**
@@ -546,14 +546,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label");
         json.put("expression", "");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
@@ -567,9 +567,9 @@ public class Cmdb_ITCase {
             String.class,
             HttpMethod.GET);
         Assert.assertEquals(HttpURLConnection.HTTP_OK, httpResult.getStatusCodeValue());
-        json = JSON.parseObject(httpResult.getBody());
-        System.out.println("instance list = " + json);
-        Assert.assertEquals(6, json.getJSONArray("hosts").size());
+        JsonNode result = JacksonUtils.toObj(httpResult.getBody());
+        System.out.println("instance list = " + result);
+        Assert.assertEquals(6, result.get("hosts").size());
     }
 
     /**
@@ -597,14 +597,14 @@ public class Cmdb_ITCase {
 
         TimeUnit.SECONDS.sleep(10);
 
-        JSONObject json = new JSONObject();
+        ObjectNode json = JacksonUtils.createEmptyJsonNode();
         json.put("type", "label1");
         json.put("expression", "CONSUMER.label.label1 = PROVIDER.label.label1 & CONSUMER.label.label2 = PROVIDER.label.label2");
         ResponseEntity<String>  httpResult = request("/nacos/v1/ns/service",
             Params.newParams()
                 .appendParam("serviceName", serviceName)
                 .appendParam("protectThreshold", "0")
-                .appendParam("selector", json.toJSONString())
+                .appendParam("selector", json.toString())
                 .done(),
             String.class,
             HttpMethod.PUT);
diff --git a/test/src/test/java/com/alibaba/nacos/test/naming/MultiTenant_InstanceAPI_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/naming/MultiTenant_InstanceAPI_ITCase.java
index 283af2c69..47b4e4b55 100644
--- a/test/src/test/java/com/alibaba/nacos/test/naming/MultiTenant_InstanceAPI_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/naming/MultiTenant_InstanceAPI_ITCase.java
@@ -1,7 +1,5 @@
 package com.alibaba.nacos.test.naming;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.Nacos;
 import com.alibaba.nacos.api.PropertyKeyConst;
 import com.alibaba.nacos.api.common.Constants;
@@ -9,8 +7,10 @@ import com.alibaba.nacos.api.naming.NamingFactory;
 import com.alibaba.nacos.api.naming.NamingService;
 import com.alibaba.nacos.api.naming.pojo.Instance;
 import com.alibaba.nacos.client.naming.NacosNamingService;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -109,9 +109,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
 
-        Assert.assertEquals("11.11.11.11", json.getJSONArray("hosts").getJSONObject(0).getString("ip"));
+        Assert.assertEquals("11.11.11.11", json.get("hosts").get(0).get("ip").asText());
 
         response = request(url,
             Params.newParams()
@@ -119,9 +119,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        json = JSON.parseObject(response.getBody());
+        json = JacksonUtils.toObj(response.getBody());
 
-        Assert.assertEquals(2, json.getJSONArray("hosts").size());
+        Assert.assertEquals(2, json.get("hosts").size());
     }
 
     /**
@@ -151,9 +151,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
 
-        Assert.assertEquals("11.11.11.11", json.getJSONArray("hosts").getJSONObject(0).getString("ip"));
+        Assert.assertEquals("11.11.11.11", json.get("hosts").get(0).get("ip").asText());
 
         response = request(url,
             Params.newParams()
@@ -162,10 +162,10 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        json = JSON.parseObject(response.getBody());
+        json = JacksonUtils.toObj(response.getBody());
 
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
-        Assert.assertEquals("33.33.33.33", json.getJSONArray("hosts").getJSONObject(0).getString("ip"));
+        Assert.assertEquals(1, json.get("hosts").size());
+        Assert.assertEquals("33.33.33.33", json.get("hosts").get(0).get("ip").asText());
     }
 
     /**
@@ -204,9 +204,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
-        Assert.assertEquals("33.33.33.33", json.getJSONArray("hosts").getJSONObject(0).getString("ip"));
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
+        Assert.assertEquals("33.33.33.33", json.get("hosts").get(0).get("ip").asText());
     }
 
     /**
@@ -246,9 +246,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
-        Assert.assertEquals("44.44.44.44", json.getJSONArray("hosts").getJSONObject(0).getString("ip"));
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
+        Assert.assertEquals("44.44.44.44", json.get("hosts").get(0).get("ip").asText());
     }
 
     /**
@@ -290,8 +290,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(2, json.getJSONArray("hosts").size());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(2, json.get("hosts").size());
     }
 
     /**
@@ -334,8 +334,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(0, json.getJSONArray("hosts").size());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(0, json.get("hosts").size());
     }
 
     /**
@@ -373,8 +373,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
 
         //namespace-2个数
         response = request("/nacos/v1/ns/instance/list",
@@ -384,9 +384,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        json = JSON.parseObject(response.getBody());
+        json = JacksonUtils.toObj(response.getBody());
         System.out.println(json);
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        Assert.assertEquals(1, json.get("hosts").size());
     }
 
     /**
@@ -424,9 +424,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
-        Assert.assertEquals("8.0", json.getJSONArray("hosts").getJSONObject(0).getString("weight"));
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
+        Assert.assertEquals("8.0", json.get("hosts").get(0).get("weight").asText());
     }
 
     /**
@@ -476,9 +476,9 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
-        Assert.assertEquals("8.0", json.getJSONArray("hosts").getJSONObject(0).getString("weight"));
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
+        Assert.assertEquals("8.0", json.get("hosts").get(0).get("weight").asText());
     }
 
     /**
@@ -517,8 +517,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(2, json.getJSONArray("hosts").size());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(2, json.get("hosts").size());
 
         //namespace-2个数
         response = request("/nacos/v1/ns/instance/list",
@@ -528,8 +528,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
     }
 
     /**
@@ -565,8 +565,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals("33.33.33.33", json.getJSONArray("hosts").getJSONObject(0).getString("ip"));
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals("33.33.33.33", json.get("hosts").get(0).get("ip").asText());
     }
 
     /**
@@ -603,8 +603,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
 
         //namespace-2个数
         response = request("/nacos/v1/ns/instance/list",
@@ -614,8 +614,8 @@ public class MultiTenant_InstanceAPI_ITCase {
                 .done(),
             String.class);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(1, json.getJSONArray("hosts").size());
+        json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(1, json.get("hosts").size());
     }
 
     private void verifyInstanceListForNaming(NamingService naming, int size, String serviceName) throws Exception {
diff --git a/test/src/test/java/com/alibaba/nacos/test/naming/RestAPI_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/naming/RestAPI_ITCase.java
index e08660a08..48d0ff0bd 100644
--- a/test/src/test/java/com/alibaba/nacos/test/naming/RestAPI_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/naming/RestAPI_ITCase.java
@@ -15,11 +15,11 @@
  */
 package com.alibaba.nacos.test.naming;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.Nacos;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.*;
 import org.junit.runner.RunWith;
 import org.springframework.boot.test.context.SpringBootTest;
@@ -63,11 +63,11 @@ public class RestAPI_ITCase extends NamingBase {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertTrue(json.getIntValue("serviceCount") > 0);
-        Assert.assertTrue(json.getIntValue("instanceCount") > 0);
-        Assert.assertTrue(json.getIntValue("responsibleServiceCount") > 0);
-        Assert.assertTrue(json.getIntValue("responsibleInstanceCount") > 0);
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertTrue(json.get("serviceCount").asInt() > 0);
+        Assert.assertTrue(json.get("instanceCount").asInt() > 0);
+        Assert.assertTrue(json.get("responsibleServiceCount").asInt() > 0);
+        Assert.assertTrue(json.get("responsibleInstanceCount").asInt() > 0);
     }
 
     /**
@@ -119,8 +119,8 @@ public class RestAPI_ITCase extends NamingBase {
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        JSONObject json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(serviceName, json.getString("name"));
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(serviceName, json.get("name").asText());
 
         namingServiceDelete(serviceName);
     }
@@ -143,8 +143,8 @@ public class RestAPI_ITCase extends NamingBase {
             String.class);
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
-        int count = json.getIntValue("count");
+        JsonNode json = JacksonUtils.toObj(response.getBody());
+        int count = json.get("count").asInt();
         Assert.assertTrue(count >= 0);
 
         response = request(NamingBase.NAMING_CONTROLLER_PATH + "/service",
@@ -166,8 +166,8 @@ public class RestAPI_ITCase extends NamingBase {
             String.class);
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        json = JSON.parseObject(response.getBody());
-        Assert.assertEquals(count + 1, json.getIntValue("count"));
+        json = JacksonUtils.toObj(response.getBody());
+        Assert.assertEquals(count + 1, json.get("count").asInt());
 
         namingServiceDelete(serviceName);
     }
@@ -211,9 +211,9 @@ public class RestAPI_ITCase extends NamingBase {
             String.class);
 
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
-        JSONObject json = JSON.parseObject(response.getBody());
+        JsonNode json = JacksonUtils.toObj(response.getBody());
         System.out.println(json);
-        Assert.assertEquals(0.3f, json.getFloatValue("protectThreshold"), 0.0f);
+        Assert.assertEquals(0.3f, json.get("protectThreshold").floatValue(), 0.0f);
 
         namingServiceDelete(serviceName);
     }
diff --git a/test/src/test/java/com/alibaba/nacos/test/naming/Subscribe_ITCase.java b/test/src/test/java/com/alibaba/nacos/test/naming/Subscribe_ITCase.java
index def237b05..77b9be11f 100644
--- a/test/src/test/java/com/alibaba/nacos/test/naming/Subscribe_ITCase.java
+++ b/test/src/test/java/com/alibaba/nacos/test/naming/Subscribe_ITCase.java
@@ -15,8 +15,6 @@
  */
 package com.alibaba.nacos.test.naming;
 
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONObject;
 import com.alibaba.nacos.Nacos;
 import com.alibaba.nacos.api.naming.NamingFactory;
 import com.alibaba.nacos.api.naming.NamingService;
@@ -24,8 +22,10 @@ import com.alibaba.nacos.api.naming.listener.Event;
 import com.alibaba.nacos.api.naming.listener.EventListener;
 import com.alibaba.nacos.api.naming.listener.NamingEvent;
 import com.alibaba.nacos.api.naming.pojo.Instance;
-import com.alibaba.nacos.core.utils.ApplicationUtils;
+import com.alibaba.nacos.common.utils.JacksonUtils;
 import com.alibaba.nacos.test.base.Params;
+import com.fasterxml.jackson.databind.JsonNode;
+
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -227,9 +227,9 @@ public class Subscribe_ITCase extends RestAPI_ITCase {
             HttpMethod.GET);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        JSONObject body = JSON.parseObject(response.getBody());
+        JsonNode body = JacksonUtils.toObj(response.getBody());
 
-        Assert.assertEquals(1, body.getJSONArray("subscribers").size());
+        Assert.assertEquals(1, body.get("subscribers").size());
 
         NamingService naming2 = NamingFactory.createNamingService("127.0.0.1" + ":" + port);
 
@@ -254,9 +254,9 @@ public class Subscribe_ITCase extends RestAPI_ITCase {
             HttpMethod.GET);
         Assert.assertTrue(response.getStatusCode().is2xxSuccessful());
 
-        body = JSON.parseObject(response.getBody());
+        body = JacksonUtils.toObj(response.getBody());
 
-        Assert.assertEquals(2, body.getJSONArray("subscribers").size());
+        Assert.assertEquals(2, body.get("subscribers").size());
     }
 
 }

From 56da41357e98e9f35e5917edd6eee7599b901c09 Mon Sep 17 00:00:00 2001
From: KomachiSion <263976490@qq.com>
Date: Wed, 3 Jun 2020 14:42:25 +0800
Subject: [PATCH 5/6] Remove fastjson dependency from pom

---
 pom.xml      | 8 --------
 test/pom.xml | 5 -----
 2 files changed, 13 deletions(-)

diff --git a/pom.xml b/pom.xml
index bd567d48e..350e59fb1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -125,7 +125,6 @@
 
         <!-- dependency version -->
         <spring-boot-dependencies.version>2.1.1.RELEASE</spring-boot-dependencies.version>
-        <fastjson.version>1.2.58</fastjson.version>
         <servlet-api.version>3.0</servlet-api.version>
         <commons-lang.version>2.6</commons-lang.version>
         <commons-lang3.version>3.4</commons-lang3.version>
@@ -618,13 +617,6 @@
                 <version>${project.version}</version>
             </dependency>
 
-            <!-- Alibaba libs-->
-            <dependency>
-                <groupId>com.alibaba</groupId>
-                <artifactId>fastjson</artifactId>
-                <version>${fastjson.version}</version>
-            </dependency>
-
             <dependency>
                 <groupId>javax.servlet</groupId>
                 <artifactId>servlet-api</artifactId>
diff --git a/test/pom.xml b/test/pom.xml
index c6f3c3e80..04b5d1495 100644
--- a/test/pom.xml
+++ b/test/pom.xml
@@ -52,11 +52,6 @@
             <artifactId>truth</artifactId>
         </dependency>
 
-        <dependency>
-            <groupId>com.alibaba</groupId>
-            <artifactId>fastjson</artifactId>
-        </dependency>
-
         <dependency>
             <groupId>${project.groupId}</groupId>
             <artifactId>nacos-api</artifactId>

From 74a2995709ebb5e496658374659f980862a31b18 Mon Sep 17 00:00:00 2001
From: KomachiSion <263976490@qq.com>
Date: Wed, 3 Jun 2020 14:43:12 +0800
Subject: [PATCH 6/6] Remove fastjson LICENSE

---
 distribution/LICENSE-BIN | 20 +-------------------
 1 file changed, 1 insertion(+), 19 deletions(-)

diff --git a/distribution/LICENSE-BIN b/distribution/LICENSE-BIN
index 372617233..5be5ed219 100644
--- a/distribution/LICENSE-BIN
+++ b/distribution/LICENSE-BIN
@@ -245,24 +245,6 @@ The source code of slf4j can be found at https://github.com/qos-ch/slf4j.
  OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-------
-This product has a bundle fastjson, which is available under the ASL2 License.
-The source code of fastjson can be found at https://github.com/alibaba/fastjson.
-
- Copyright 1999-2016 Alibaba Group Holding Ltd.
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
-      http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
 ------
 This product has a bundle javassist, which is available under the ASL2 License.
 The source code of javassist can be found at https://github.com/jboss-javassist/javassist.
@@ -301,7 +283,7 @@ The source code of jna can be found at https://github.com/java-native-access/jna
 This product has a bundle guava, which is available under the ASL2 License.
 The source code of guava can be found at https://github.com/google/guava.
 
- Copyright (C) 2007 The Guava authors 
+ Copyright (C) 2007 The Guava authors
 
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.