java23中设计模式只责任链模式

package com.bdqn.bs;
/**
 * 封装请假的基本信息
 * @author OU
 *
 */
public class LeaveRequest {
    private String empName;
    private int leaveDays;
    private String reason;
     public LeaveRequest(String empName, int leaveDays, String reason) {
        this.empName = empName;
        this.leaveDays = leaveDays;
        this.reason = reason;
    }
    public LeaveRequest() {
    }
    public String getEmpName() {
        return empName;
    }
    public void setEmpName(String empName) {
        this.empName = empName;
    }
    public int getLeaveDays() {
        return leaveDays;
    }
    public void setLeaveDays(int leaveDays) {
        this.leaveDays = leaveDays;
    }
    public String getReason() {
        return reason;
    }
    public void setReason(String reason) {
        this.reason = reason;
    }
     

    
}

package com.bdqn.bs;
/**
 * 抽象类
 * @author OU
 *
 */
public abstract class Leader {
  protected String name;
  protected Leader nextLeader;//责任链上的后连对象
  public Leader(String name) {
    this.name = name;
}
//设定责任链上的后继对象
public void setNextLeader(Leader nextLeader) {
    this.nextLeader = nextLeader;
}

//处理请求的核心的业务方法
public abstract void handleRequest(LeaveRequest request);
  

}

package com.bdqn.bs;
/**
 * 主管
 * @author OU
 *
 */
public class Director  extends Leader{
  
    public Director(String name) {
        super(name);
    }
    public void handleRequest(LeaveRequest request) {
         if ( request.getLeaveDays() < 3) {
               System.out.println("员工："+request.getEmpName()+"请假，天数"+request.getLeaveDays()+"理由"+request.getReason());    
               System.out.println("主任："+this.name+"审批通过");     
                 
            } else {
                if (this.nextLeader!=null) {
                    this.nextLeader.handleRequest(request);
                    
                }
            }
        
    }
        
    
    
   
}

package com.bdqn.bs;
/**
 * 经理
 * @author OU
 *
 */
public class Manager extends Leader{
    public Manager(String name) {
        super(name);
    }
    public void handleRequest(LeaveRequest request) {
         if ( request.getLeaveDays() < 10) {
               System.out.println("员工："+request.getEmpName()+"请假，天数"+request.getLeaveDays()+"理由"+request.getReason());    
               System.out.println("经理："+this.name+"审批通过");     
                 
            } else {
                if (this.nextLeader!=null) {
                this.nextLeader.handleRequest(request);
                
            }

            }
        
    }
}

package com.bdqn.bs;

public class GeneralManager extends Leader{
    public GeneralManager(String name) {
        super(name);
    }
    public void handleRequest(LeaveRequest request) {
         if ( request.getLeaveDays() < 30) {
               System.out.println("员工："+request.getEmpName()+"请假，天数"+request.getLeaveDays()+"理由"+request.getReason());    
               System.out.println("总经理："+this.name+"审批通过");     
                 
            } else {
                     System.out.println("莫非"+request.getEmpName()+"想辞职");                
            }{

            }
        
    }
}

package com.bdqn.bs;

public class Client {
  public static void main(String[] args) {
     Leader a=new Director("张三");
     Leader b=new Manager("李四");
     Leader c=new GeneralManager("王五");
     //住址责任链对象的关系
     a.setNextLeader(b);
     b.setNextLeader(c);
    //请假三天
     LeaveRequest res=new LeaveRequest("欧长路",4, "不舒服");
    a.handleRequest(res);
      
}
}