增删改事件

## 增删改事件
com.zhc.eap.model.entity.groovy.Entity entity;
![](/media/202405/2024-05-09_092315_566237.png)

com.alibaba.fastjson.JSONObject json = entity.getEntityJson();//此方法返回整个数据包,基于此json可以完成数据修改
```json
json例子
{
    "data":[
                {"fieldN": "acolumnValue",
                 "fieldN2": "acolumnValue",
                 "$old":{//更新时
                        "fieldN": "acolumnValue",
                        "fieldN2": "acolumnValue"
                        }，
                 "$state":"rsUpdate|rsDelete|rsInsert|rsOverride"
                }
            ]
}
```

![](/media/202405/2024-05-09_092411_066546.png)
int size = entity.size();//当前数据包中数据条数

![](/media/202405/2024-05-09_092434_755827.png)
com.zhc.eap.model.entity.groovy.Entity.Record record = entity.getRecord(int index)//对应某一条数据

![](/media/202405/2024-05-09_092456_410120.png)
com.alibaba.fastjson.JSONObject recordJson = record.getRecordJson();//此方法获取数据

```json
recordJson例子
    {
    "fieldN": "acolumnValue",
    "fieldN2": "acolumnValue",
    "$old":{//更新时
            "fieldN": "acolumnValue",
            "fieldN2": "acolumnValue"
            }，
    "$state":"rsUpdate|rsDelete|rsInsert|rsOverride"
    }
```

![](/media/202405/2024-05-09_092548_846555.png)
Object val = record.get(String fieldN);//获取某个字段值
Object val2 = record.get(String fieldN,Object defVal);//获取某个字段值,不存在返回默认值

![](/media/202405/2024-05-09_092618_643247.png)
Object val = record.getNew(String fieldN);//获取某个字段新值
Object val2 = record.getNew(String fieldN,Object defVal);//获取某个字段新值,不存在返回默认值

![](/media/202405/2024-05-09_092638_382894.png)
Object val = record.getOld(String fieldN);//获取某个字段新值
Object val2 = record.getOld(String fieldN,Object defVal);//获取某个字段新值,不存在返回默认值