将Flux；文档&gt；转换为Flux&lt；对象&gt；或列表&lt；对象&gt；

class Employee {

    private String salary;
    private String empId;
    private String departmentId;
    private String status;
} 

[
    {
        "empId": "B123",
        "salary": "1000",
        "departmentId": "winna",
        "status": "START"
    },
    {
        "empId": "A123",
        "salary": "2000",
        "departmentId": "dinna",
        "status": "COMPLETED"
    }
] 

documentFlux.map(d-> {
            Employee e = new Employee();
            //set values
            return e;
        });