init commit

archive/design pattern/responsibility.cpp

@@ -0,0 +1,89 @@
+#include <iostream>
+using namespace std;
+class Info
+{
+public:
+    string name;
+    int day;
+    Info(string name, int day)
+    {
+        this->name = name;
+        this->day = day;
+    }
+};
+class Approval
+{
+protected:
+    string name;
+    Approval *next;
+
+public:
+    Approval(string name)
+    {
+        this->name = name;
+    }
+    void setSuccessor(Approval *next)
+    {
+        this->next = next;
+    }
+    virtual void process(Info *info) = 0;
+};
+
+class Director : public Approval
+{
+public:
+    Director(string name) : Approval(name) {}
+    void process(Info *info)
+    {
+        if (info->day <= 3)
+        {
+            cout << this->name << "同意" << info->name << "请假" << info->day << "天" << endl;
+        }
+        else
+        {
+            this->next->process(info);
+        }
+    }
+};
+
+class Manager : public Approval
+{
+public:
+    Manager(string name) : Approval(name) {}
+    void process(Info *info)
+    {
+        if (info->day <= 10)
+        {
+            cout << this->name << "同意" << info->name << "请假" << info->day << "天" << endl;
+        }
+        else
+        {
+            this->next->process(info);
+        }
+    }
+};
+
+class Boss : public Approval
+{
+public:
+    Boss(string name) : Approval(name) {}
+    void process(Info *info)
+    {
+        cout << this->name << "同意" << info->name << "请假" << info->day << "天" << endl;
+    }
+};
+
+int main()
+{
+    Director *d = new Director("主管A");
+    Manager *m = new Manager("经理B");
+    Boss *b = new Boss("老板C");
+    d->setSuccessor(m);
+    m->setSuccessor(b);
+
+    d->process(new Info("员工A", 2));
+    d->process(new Info("员工B", 4));
+    d->process(new Info("员工C", 15));
+
+    return 0;
+}