feat: 🍏 建造者模式

pom.xml

@@ -28,6 +28,12 @@
             <version>5.10.1</version>
             <scope>test</scope>
         </dependency>
+        <!--虚假数据生成器-->
+        <dependency>
+            <groupId>net.datafaker</groupId>
+            <artifactId>datafaker</artifactId>
+            <version>1.9.0</version>
+        </dependency>
         <!--log api-->
         <dependency>
             <groupId>org.slf4j</groupId>

src/main/java/cc/niushuai/demo/designpattern/creatormodel/builder/_01/Address.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2023 niushuai233 niushuai.cc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cc.niushuai.demo.designpattern.creatormodel.builder._01;
+
+import lombok.Data;
+
+/**
+ * 简单地址生成器
+ *
+ * @author niushuai233
+ * @date 2023/12/20 16:20
+ * @since 0.0.1
+ */
+@Data
+public class Address {
+
+    private String country;
+    private String province;
+    private String city;
+    private String street;
+
+    public Address(String country, String province, String city, String street) {
+        this.country = country;
+        this.province = province;
+        this.city = city;
+        this.street = street;
+    }
+
+    @Override
+    public String toString() {
+        return this.country + this.province + this.city + this.street;
+    }
+}

src/main/java/cc/niushuai/demo/designpattern/creatormodel/builder/_01/People.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2023 niushuai233 niushuai.cc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cc.niushuai.demo.designpattern.creatormodel.builder._01;
+
+import cn.hutool.core.util.StrUtil;
+import lombok.Data;
+
+/**
+ * people creator
+ *
+ * @author niushuai233
+ * @date 2023/12/20 16:19
+ * @since 0.0.1
+ */
+@Data
+public class People {
+
+    private String id;
+    private String name;
+    private String idCard;
+    private Sex sex;
+    private Address address;
+
+    @Override
+    public String toString() {
+        return StrUtil.format("id: {}, 姓名: {}, 身份证号: {} 性别: {}, 地址: {}", id, name, idCard, sex, address);
+    }
+
+    public static class Builder {
+        private People people;
+
+        public Builder() {
+            this.people = new People();
+        }
+
+        public Builder id(String id) {
+            people.id = id;
+            return this;
+        }
+
+        public Builder name(String name) {
+            people.name = name;
+            return this;
+        }
+
+        public Builder idCard(String idCard) {
+            people.idCard = idCard;
+            return this;
+        }
+
+        public Builder sex(Sex sex) {
+            people.sex = sex;
+            return this;
+        }
+
+        public Builder address(Address address) {
+            people.address = address;
+            return this;
+        }
+
+        public People build() {
+            return people;
+        }
+    }
+}

src/main/java/cc/niushuai/demo/designpattern/creatormodel/builder/_01/Sex.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2023 niushuai233 niushuai.cc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cc.niushuai.demo.designpattern.creatormodel.builder._01;
+
+/**
+ * 简单性别
+ *
+ * @author niushuai233
+ * @date 2023/12/20 16:20
+ * @since 0.0.1
+ */
+public enum Sex {
+    Boy, Girl;
+}

src/main/java/cc/niushuai/demo/designpattern/creatormodel/builder/package-info.java

@@ -0,0 +1,8 @@
+/**
+ * 建造者模式
+ *
+ * @author niushuai233
+ * @date 2023/12/20 16:18
+ * @since 0.0.1
+ */
+package cc.niushuai.demo.designpattern.creatormodel.builder;

src/test/java/cc/niushuai/demo/designpattern/creatormodel/builder/_01/PeopleBuilderTest.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2023 niushuai233 niushuai.cc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cc.niushuai.demo.designpattern.creatormodel.builder._01;
+
+import cn.hutool.core.util.IdUtil;
+import lombok.extern.slf4j.Slf4j;
+import net.datafaker.Faker;
+import org.junit.jupiter.api.Test;
+
+import java.util.Locale;
+
+/**
+ * people builder test
+ *
+ * @author niushuai233
+ * @date 2023/12/20 16:25
+ * @since 0.0.1
+ */
+@Slf4j
+public class PeopleBuilderTest {
+
+    @Test
+    public void testPeople() {
+        Faker faker = new Faker(Locale.CHINA);
+        net.datafaker.providers.base.Address address = faker.address();
+        log.info("{}", new People.Builder()
+                .id(IdUtil.nanoId())
+                .name(faker.name().fullName())
+                .idCard(faker.idNumber().validZhCNSsn())
+                .sex(Sex.Boy)
+                .address(new Address(address.countryCode(), address.state(), address.cityName(), address.streetAddress()))
+                .build());
+
+        log.info("{}", new People.Builder()
+                .id(IdUtil.nanoId())
+                .name(faker.name().fullName())
+                .idCard(faker.idNumber().validZhCNSsn())
+                .sex(Sex.Girl)
+                .address(new Address(address.countryCode(), address.state(), address.cityName(), address.streetAddress()))
+                .build());
+
+    }
+}