dev 契约锁

P15GEN2\59518

2024-05-29 d4210c7c4b04abde20037ea8aa0f54ef8a2649aa

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package foundation.org;
 
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
 
import foundation.data.entity.Entity;
import foundation.data.entity.EntitySet;
import foundation.data.object.DataObject;
import foundation.json.IJSONProvider;
import foundation.json.IJSONWriter;
import foundation.persist.NamedSQL;
import foundation.persist.SQLRunner;
import foundation.util.MapList;
import foundation.util.Util;
 
public class Employee implements IJSONProvider {
 
    protected static Logger logger;
    private String id;
    private String code;
    private String name;
    private Org org;
    private MapList<String, Position> positions;
    
    static {
        logger = LogManager.getLogger(Employee.class); 
    }
    
    private Employee() {
        positions = new MapList<String, Position>();
    }
 
    public static Employee getInstance(String employeeId) throws Exception {
        if (Util.isEmpty(employeeId)) {
            return null;
        }
        
        //1. 加载员工本身
        DataObject dataObject = DataObject.getInstance("md_employee");
        Entity entity = dataObject.getTableEntity(employeeId);
        
        if (entity == null) {
            logger.error("员工不存在：{}", employeeId);
            return null;
        }
        
        Employee employee = new Employee();
        employee.load(entity);
        
        //2. 加载员工关联的岗位
        NamedSQL namedSQL = NamedSQL.getInstance("getEmployeePositions");
        namedSQL.setParam("employeeId", employeeId);
        EntitySet entitySet = SQLRunner.getEntitySet(namedSQL);
        
        for (Entity ponsitionEntity: entitySet) {
            Position position = new Position();
            position.load(ponsitionEntity);
            employee.loadOnePosition(position.getId(), position);
        }
        
        return employee;
    }
    
    public void load(Entity entity) throws Exception {
        id = entity.getString("id");
        code = entity.getString("code");
        name = entity.getString("name");
    }
 
    private void loadOnePosition(String positionId, Position position) {
        if (positions.contains(positionId)) {
            return;
        }
        
        positions.add(positionId, position);
    }
    
    public String getId() {
        return id;
    }
 
    public String getCode() {
        return code;
    }
 
    public String getName() {
        return name;
    }
    
    public void setOrg(Org org) {
        this.org = org;
    }
    
    public Org getOrg() {
        return org;
    }
 
    public MapList<String, Position> getPositions() {
        return positions;
    }
 
    @Override
    public void writeJSON(IJSONWriter writer) {
        writer.beginObject("employee");
        writeJSONBody(writer);
        writer.endObject();
    }
 
    public void writeJSONBody(IJSONWriter writer) {
        //1. body
        writer.write("id", id);
        writer.write("code", code);
        writer.write("name", name);
        
        //2. positions
        writer.beginArray("positions");
        
        for (Position position: positions) {
            position.writeJSON(writer);
        }
        
        writer.endArray();
    }
 
}