commit 7d7c108ac875d3dae128a677f155f6e9fc49a3be
Author: Cui YongXing <2835316714@qq.com>
Date: Thu Jul 25 09:06:04 2024 +0800
day07
diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
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diff --git a/.idea/.gitignore b/.idea/.gitignore
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+++ b/.idea/.gitignore
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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
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+++ b/.idea/encodings.xml
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+
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+
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diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
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+++ b/.idea/inspectionProfiles/Project_Default.xml
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+
+
+
+
+
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diff --git a/.idea/misc.xml b/.idea/misc.xml
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+++ b/.idea/misc.xml
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+
+
+
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+
+
+
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diff --git a/.idea/setting.xml b/.idea/setting.xml
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+++ b/.idea/setting.xml
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+
+
+
+
+
+
+
+
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diff --git a/.idea/vcs.xml b/.idea/vcs.xml
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+++ b/.idea/vcs.xml
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+
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+
+
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diff --git a/pom.xml b/pom.xml
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+++ b/pom.xml
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+
+
+ 4.0.0
+
+ com.bwie
+ day07_rk
+ 1.0-SNAPSHOT
+
+
+ 17
+ 17
+ UTF-8
+
+
+
+ org.springframework.boot
+ spring-boot-starter-web
+ 3.2.6
+
+
+ org.springframework.boot
+ spring-boot-starter-test
+ 3.2.6
+
+
+ org.projectlombok
+ lombok
+ 1.18.32
+
+
+
diff --git a/src/main/java/com/bwie/Application.java b/src/main/java/com/bwie/Application.java
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+++ b/src/main/java/com/bwie/Application.java
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+package com.bwie;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+ public static void main(String[] args) {
+ SpringApplication.run(Application.class,args);
+ }
+}
diff --git a/src/main/java/com/bwie/Student.java b/src/main/java/com/bwie/Student.java
new file mode 100644
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+++ b/src/main/java/com/bwie/Student.java
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+package com.bwie;
+
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Student {
+
+ /**
+ * 姓名
+ */
+ private String name;
+ /**
+ * 年龄
+ */
+ private Integer age;
+ /**
+ * 性别
+ */
+ private String sex;
+ /**
+ * 分数
+ */
+ private Integer score;
+
+}
diff --git a/src/main/java/com/bwie/TestMap.java b/src/main/java/com/bwie/TestMap.java
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+++ b/src/main/java/com/bwie/TestMap.java
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+package com.bwie;
+
+import lombok.extern.log4j.Log4j2;
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+@Log4j2
+@SpringBootTest
+public class TestMap {
+
+ @Test
+ public void test() {
+ Map map = new HashMap<>();
+ Student student1 = new Student("张三", 12, "男", 90);
+ Student student2 = new Student("李四", 15, "女", 100);
+ map.put(1, student1);
+ map.put(2, student2);
+ log.info("第一种");
+ map.forEach((key, student) -> {
+ log.info("编号：{}，学生信息：{}", key, student);
+ });
+
+ log.info("第二种");
+ Set> set = map.entrySet();
+ for (Map.Entry entry : set) {
+ Integer key = entry.getKey();
+ Student student = entry.getValue();
+ log.info("编号：{}，学生信息：{}", key, student);
+ }
+ log.info("第三种");
+ Set keys = map.keySet();
+ for (Integer key : keys) {
+ Student student = map.get(key);
+ log.info("编号：{}，学生信息：{}", key, student);
+ }
+
+ }
+}