更新源代码

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/AgentExt.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import lombok.Data;
+import lombok.ToString;
+
+/**
+ * 商户
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+@Data
+@ToString(callSuper = true)
+public class AgentExt extends CustomerExt {
+
+    /**
+     * 来源
+     */
+    private String source;
+
+    /**
+     * 资质
+     */
+    private String certification;
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/AgentFactory.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import cn.javastack.test.designpattern.factory.simple.Agent;
+import cn.javastack.test.designpattern.factory.simple.Customer;
+
+/**
+ * 代理商工厂
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public class AgentFactory implements CustomerFactory {
+
+    @Override
+    public Customer createCustomer(String type, String name) {
+        return new Agent(type, name);
+    }
+
+    @Override
+    public CustomerExt createCustomerExt() {
+        return new AgentExt();
+    }
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/BankPartnerExt.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import lombok.Data;
+import lombok.ToString;
+
+/**
+ * 银行客户扩展
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+@Data
+@ToString(callSuper = true)
+public class BankPartnerExt extends CustomerExt {
+
+    /**
+     * 分行个数
+     */
+    private int branchCount;
+
+    /**
+     * ATM个数
+     */
+    private int atmCount;
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/BankPartnerFactory.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import cn.javastack.test.designpattern.factory.simple.BankPartner;
+import cn.javastack.test.designpattern.factory.simple.Customer;
+
+/**
+ * 银行客户工厂
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public class BankPartnerFactory implements CustomerFactory {
+
+    @Override
+    public Customer createCustomer(String type, String name) {
+        return new BankPartner(type, name);
+    }
+
+    @Override
+    public CustomerExt createCustomerExt() {
+        return new BankPartnerExt();
+    }
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/CustomerExt.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * 客户扩展
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+@Data
+@NoArgsConstructor
+public abstract class CustomerExt {
+
+    /**
+     * 客户曾用名
+     */
+    private String formerName;
+
+    /**
+     * 客户扩展说明
+     */
+    private String note;
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/CustomerFactory.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import cn.javastack.test.designpattern.factory.simple.Customer;
+
+/**
+ * 抽象工厂客户接口
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public interface CustomerFactory {
+
+    Customer createCustomer(String type, String name);
+
+    CustomerExt createCustomerExt();
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/MerchantExt.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import lombok.Data;
+import lombok.ToString;
+
+/**
+ * 商户
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+@Data
+@ToString(callSuper = true)
+public class MerchantExt extends CustomerExt {
+
+    /**
+     * 介绍人
+     */
+    private int introduceName;
+
+    /**
+     * 介绍人电话
+     */
+    private String introduceTel;
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/abst/MerchantFactory.java

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+package cn.javastack.test.designpattern.factory.abst;
+
+import cn.javastack.test.designpattern.factory.simple.Customer;
+import cn.javastack.test.designpattern.factory.simple.Merchant;
+
+/**
+ * 商户工厂
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public class MerchantFactory implements CustomerFactory {
+
+    @Override
+    public Customer createCustomer(String type, String name) {
+        return new Merchant(type, name);
+    }
+
+    @Override
+    public CustomerExt createCustomerExt() {
+        return new MerchantExt();
+    }
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/method/AgentFactory.java

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+package cn.javastack.test.designpattern.factory.method;
+
+import cn.javastack.test.designpattern.factory.simple.Agent;
+import cn.javastack.test.designpattern.factory.simple.Customer;
+
+/**
+ * 代理商工厂
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public class AgentFactory implements CustomerFactory {
+
+    @Override
+    public Customer create(String type, String name) {
+        return new Agent(type, name);
+    }
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/method/BankPartnerFactory.java

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+package cn.javastack.test.designpattern.factory.method;
+
+import cn.javastack.test.designpattern.factory.simple.BankPartner;
+import cn.javastack.test.designpattern.factory.simple.Customer;
+import cn.javastack.test.designpattern.factory.simple.Merchant;
+
+/**
+ * 银行客户工厂
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public class BankPartnerFactory implements CustomerFactory {
+
+    @Override
+    public Customer create(String type, String name) {
+        return new BankPartner(type, name);
+    }
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/method/CustomerFactory.java

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+package cn.javastack.test.designpattern.factory.method;
+
+import cn.javastack.test.designpattern.factory.simple.Customer;
+
+/**
+ * 工厂方法客户接口
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public interface CustomerFactory {
+
+    Customer create(String type, String name);
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/method/MerchantFactory.java

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+package cn.javastack.test.designpattern.factory.method;
+
+import cn.javastack.test.designpattern.factory.simple.Customer;
+import cn.javastack.test.designpattern.factory.simple.Merchant;
+
+/**
+ * 商户工厂
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public class MerchantFactory implements CustomerFactory {
+
+    @Override
+    public Customer create(String type, String name) {
+        return new Merchant(type, name);
+    }
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/simple/Agent.java

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+package cn.javastack.test.designpattern.factory.simple;
+
+import lombok.Data;
+import lombok.ToString;
+
+/**
+ * 代理商
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+@Data
+@ToString(callSuper = true)
+public class Agent extends Customer {
+
+    /**
+     * 代理周期
+     */
+    private int period;
+
+    /**
+     * 代理产品
+     */
+    private int[] products;
+
+    public Agent(String name, String type) {
+        super(name, type);
+    }
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/simple/BankPartner.java

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+package cn.javastack.test.designpattern.factory.simple;
+
+import lombok.Data;
+import lombok.ToString;
+
+/**
+ * 银行客户
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+@Data
+@ToString(callSuper = true)
+public class BankPartner extends Customer {
+
+    /**
+     * 银行编码
+     */
+    private String code;
+
+    /**
+     * 银行地址
+     */
+    private String address;
+
+    public BankPartner(String name, String type) {
+        super(name, type);
+    }
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/simple/Customer.java

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+package cn.javastack.test.designpattern.factory.simple;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * 客户
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public abstract class Customer {
+
+    /**
+     * 客户名称
+     */
+    private String name;
+
+    /**
+     * 客户类型
+     */
+    private String type;
+
+}

javastack-test/src/main/java/cn/javastack/test/designpattern/factory/simple/CustomerFactory.java

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+package cn.javastack.test.designpattern.factory.simple;
+
+/**
+ * 客户简单工厂
+ * @author: 栈长
+ * @from: 公众号Java技术栈
+ */
+public class CustomerFactory {
+
+    private static Merchant createMerchant(String type, String name) {
+        return new Merchant(type, name);
+    }
+
+    private static BankPartner createBankPartner(String type, String name) {
+        return new BankPartner(type, name);
+    }
+
+    private static Agent createAgent(String type, String name) {
+        return new Agent(type, name);
+    }
+
+    public static Customer create(String type, String name) {
+        if ("M".equals(type)) {
+            return createMerchant(type, name);
+        } else if ("B".equals(type)) {
+            return createBankPartner(type, name);
+        } else if ("A".equals(type)) {
+            return createAgent(type, name);
+        }
+        return null;
+    }
+
+}