Issue124.java

package com.alibaba.json.bvt.bug;

import java.util.List;
import java.util.Random;
import java.util.concurrent.CountDownLatch;

import junit.framework.TestCase;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.serializer.SerializerFeature;

public class Issue124 extends TestCase {

    public void test_for_issue() throws Exception {
        // final ObjectMapper mapper = new ObjectMapper();
        // mapper.setSerializationInclusion(Include.NON_NULL);
        final Random random = new Random();
        final int threadCount = 1000;
        final CountDownLatch latch = new CountDownLatch(threadCount);
//        {
//            UserInfo info = new UserInfo();
//            CheckInfoVo vo = new CheckInfoVo(100);
//            JSON.toJSONString(new SuccessReturn(info), SerializerFeature.WriteDateUseDateFormat);
//            JSON.toJSONString(new SuccessReturn(vo),
//                              SerializerFeature.WriteDateUseDateFormat);
//        }
        for (int i = 0; i < threadCount; i++) {
            new Thread() {

                @Override
                public void run() {
                    UserInfo info = new UserInfo();
                    CheckInfoVo vo = new CheckInfoVo(100);
                    int r = random.nextInt();
                    try {
                        if (r % 2 == 0) {
                            // System.out.println(mapper.writeValueAsString(info));
                            System.out.println(JSON.toJSONString(new SuccessReturn(info),
                                                                 SerializerFeature.WriteDateUseDateFormat));
                        } else {
                            // System.out.println(mapper.writeValueAsString(vo));
                            System.out.println(JSON.toJSONString(new SuccessReturn(vo),
                                                                 SerializerFeature.WriteDateUseDateFormat));
                        }
                    } catch (Exception e) {
                        e.printStackTrace();
                        System.exit(0);
                    } finally {
                        latch.countDown();
                    }
                }
            }.start();
        }
        latch.await();
    }

    static class SuccessReturn {

        private int    code = 0;
        private Object data;

        SuccessReturn(Object data){
            this.data = data;
        }

        public int getCode() {
            return code;
        }

        public Object getData() {
            return data;
        }
    }

    static class CheckInfoVo {

        private final int gmMessageCount;

        public CheckInfoVo(){
            this.gmMessageCount = 0;
        }

        public CheckInfoVo(int gmMessageCount){
            this.gmMessageCount = gmMessageCount;
        }

        public int getGmMessageCount() {
            return gmMessageCount;
        }
    }

    static class UserInfo {

        private long          uid;
        private String        userName;
        private String        nickName;
        private int           userType;
        private int           avatar;
        private String        updateTime;
        private int           modifyNickanme; // 1可以修改nickname 0不能修改
        private long          appid;
        private List<Integer> serverIds;

        public long getAppid() {
            return appid;
        }

        public void setAppid(long appid) {
            this.appid = appid;
        }

        public long getUid() {
            return uid;
        }

        public void setUid(long uid) {
            this.uid = uid;
        }

        public String getUserName() {
            return userName;
        }

        public void setUserName(String userName) {
            this.userName = userName;
        }

        public int getUserType() {
            return userType;
        }

        public void setUserType(int userType) {
            this.userType = userType;
        }

        public int getAvatar() {
            return avatar;
        }

        public void setAvatar(int avatar) {
            this.avatar = avatar;
        }

        public String getUpdateTime() {
            return updateTime;
        }

        public void setUpdateTime(String updateTime) {
            this.updateTime = updateTime;
        }

        public String getNickName() {
            return nickName;
        }

        public void setNickName(String nickName) {
            this.nickName = nickName;
        }

        public int getModifyNickanme() {
            return modifyNickanme;
        }

        public void setModifyNickanme(int modifyNickanme) {
            this.modifyNickanme = modifyNickanme;
        }

        public List<Integer> getServerIds() {
            return serverIds;
        }

        public void setServerIds(List<Integer> serverIds) {
            this.serverIds = serverIds;
        }
    }

}