將redis中的json轉換成物件
阿新 • • 發佈:2018-12-16
JSONArray parse = (JSONArray) JSONObject.parse(ogj); List seckills = parse.toJavaList(Seckill.class); 將json轉成list物件
JSONObject.toJavaObject(JSONObject.parseObject(ogj),Seckill.class); json轉換成物件
實體類要和redis中的json相互對應 package com.spring.test.dm; import com.baomidou.mybatisplus.activerecord.Model; import com.baomidou.mybatisplus.annotations.TableField; import com.baomidou.mybatisplus.annotations.TableName; import java.io.Serializable; import java.util.Date; @TableName("seckill") public class Seckill extends Model<Seckill> { private static final long serialVersionUID = 1L; private Long id; private String name; private Integer number; @TableField("start_time") private Date startTime; @TableField("end_time") private Date endTime; @TableField("create_time") private Date createTime; public Long getId() { return id; } public void setId(Long id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public Integer getNumber() { return number; } public void setNumber(Integer number) { this.number = number; } public Date getStartTime() { return startTime; } public void setStartTime(Date startTime) { this.startTime = startTime; } public Date getEndTime() { return endTime; } public void setEndTime(Date endTime) { this.endTime = endTime; } public Date getCreateTime() { return createTime; } public void setCreateTime(Date createTime) { this.createTime = createTime; } @Override public String toString(){ return "Seckill{" + "id=" + id + ", name='" + name + '\'' + ", number=" + number + ", startTime=" + startTime + ", endTime=" + endTime + ", createTime=" + createTime + '}'; } @Override protected Serializable pkVal() { return this.id; } }
@Override public List<SeckillRes> getSeckillList(SeckillReq req) { Object obj = jedisClient.get("seckill"); List<SeckillRes> seckillRes =new List<SeckillRes>() { @Override public int size() { return 0; } @Override public boolean isEmpty() { return false; } @Override public boolean contains(Object o) { return false; } @Override public Iterator<SeckillRes> iterator() { return null; } @Override public Object[] toArray() { return new Object[0]; } @Override public <T> T[] toArray(T[] a) { return null; } @Override public boolean add(SeckillRes seckillRes) { return false; } @Override public boolean remove(Object o) { return false; } @Override public boolean containsAll(Collection<?> c) { return false; } @Override public boolean addAll(Collection<? extends SeckillRes> c) { return false; } @Override public boolean addAll(int index, Collection<? extends SeckillRes> c) { return false; } @Override public boolean removeAll(Collection<?> c) { return false; } @Override public boolean retainAll(Collection<?> c) { return false; } @Override public void clear() { } @Override public SeckillRes get(int index) { return null; } @Override public SeckillRes set(int index, SeckillRes element) { return null; } @Override public void add(int index, SeckillRes element) { } @Override public SeckillRes remove(int index) { return null; } @Override public int indexOf(Object o) { return 0; } @Override public int lastIndexOf(Object o) { return 0; } @Override public ListIterator<SeckillRes> listIterator() { return null; } @Override public ListIterator<SeckillRes> listIterator(int index) { return null; } @Override public List<SeckillRes> subList(int fromIndex, int toIndex) { return null; } }; if (obj==null) { EntityWrapper<Seckill> ew = new EntityWrapper<Seckill>(); /*ew.eq("name","1000元秒殺iphone6");*/ List<Seckill> a = seckillMapper.selectList(ew); String ogj= jedisClient.set("seckill",JSON.toJSONString(a)); jedisClient.expire("seckill",100); JSONArray parse = (JSONArray) JSONObject.parse(ogj); List<Seckill> seckills = parse.toJavaList(Seckill.class); // Seckill seckill = JSONObject.toJavaObject(JSONObject.parseObject(ogj),Seckill.class); List<SeckillRes> b = zDozerBeanUtil.convertList(seckills, SeckillRes.class); return b; }else { String json = jedisClient.get("seckill"); JSONArray parse = (JSONArray) JSONObject.parse(json); List<Seckill> seckills = parse.toJavaList(Seckill.class); List<SeckillRes> b = zDozerBeanUtil.convertList(seckills, SeckillRes.class); return b; } }