msb_190031
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zw_test01
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初始化

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my_test
zw 3 months ago
parent b020c1fc55
commit 93abbf2170
39 changed files with 1003 additions and 3 deletions
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8
.idea/.gitignore vendored
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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

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.idea/misc.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectRootManager" version="2" languageLevel="JDK_21" project-jdk-name="17" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/out" />
</component>
</project>

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.idea/modules.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/.idea/zw_test01.iml" filepath="$PROJECT_DIR$/.idea/zw_test01.iml" />
</modules>
</component>
</project>

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.idea/vcs.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="" vcs="Git" />
</component>
</project>

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.idea/zw_test01.iml
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<?xml version="1.0" encoding="UTF-8"?>
<module type="JAVA_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$" />
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

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ZwDemoSpringBoot/.gitignore vendored
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HELP.md
target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/

126
ZwDemoSpringBoot/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.zw</groupId>
<artifactId>ZwDemoSpringBoot</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>ZwDemoSpringBoot</name>
<description>ZwDemoSpringBoot</description>
<properties>
<java.version>1.8</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<spring-boot.version>2.6.13</spring-boot.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jdbc</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
<optional>true</optional>
</dependency>
<dependency>
<groupId>com.mysql</groupId>
<artifactId>mysql-connector-j</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-boot-starter</artifactId>
<version>3.5.6</version>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus</artifactId>
<version>3.5.6</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>2.1.2</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-spring-boot-autoconfigure</artifactId>
<version>3.5.6</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-autoconfigure</artifactId>
<scope>compile</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>${spring-boot.version}</version>
<configuration>
<mainClass>com.zw.zwdemospringboot.ZwDemoSpringBootApplication</mainClass>
<skip>true</skip>
</configuration>
<executions>
<execution>
<id>repackage</id>
<goals>
<goal>repackage</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/ZwDemoSpringBootApplication.java
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package com.zw.zwdemospringboot;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.ComponentScan;
@SpringBootApplication
public class ZwDemoSpringBootApplication {
public static void main(String[] args) {
SpringApplication.run(ZwDemoSpringBootApplication.class, args);
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/controller/BasicController.java
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/*
* Copyright 2013-2018 the original author or authors.
*
* 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
*
* https://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 com.zw.zwdemospringboot.controller;
import com.zw.zwdemospringboot.entity.User;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
/**
* @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
*/
@Controller
public class BasicController {
// http://127.0.0.1:8080/hello?name=lisi
@RequestMapping("/hello")
@ResponseBody
public String hello(@RequestParam(name = "name", defaultValue = "unknown user") String name) {
return "Hello " + name;
}
// http://127.0.0.1:8080/user
@RequestMapping("/user")
@ResponseBody
public User user() {
User user = new User();
user.setName("theonefx");
user.setAge(666);
return user;
}
// http://127.0.0.1:8080/save_user?name=newName&age=11
@RequestMapping("/save_user")
@ResponseBody
public String saveUser(User u) {
return "user will save: name=" + u.getName() + ", age=" + u.getAge();
}
// http://127.0.0.1:8080/html
@RequestMapping("/html")
public String html(){
return "index.html";
}
@ModelAttribute
public void parseUser(@RequestParam(name = "name", defaultValue = "unknown user") String name
, @RequestParam(name = "age", defaultValue = "12") Integer age, User user) {
user.setName("zhangsan");
user.setAge(18);
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/controller/PathVariableController.java
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/*
* Copyright 2013-2018 the original author or authors.
*
* 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
*
* https://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 com.zw.zwdemospringboot.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
/**
* @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
*/
@Controller
public class PathVariableController {
// http://127.0.0.1:8080/user/123/roles/222
@RequestMapping(value = "/user/{userId}/roles/{roleId}", method = RequestMethod.GET)
@ResponseBody
public String getLogin(@PathVariable("userId") String userId, @PathVariable("roleId") String roleId) {
return "User Id : " + userId + " Role Id : " + roleId;
}
// http://127.0.0.1:8080/javabeat/somewords
@RequestMapping(value = "/javabeat/{regexp1:[a-z-]+}", method = RequestMethod.GET)
@ResponseBody
public String getRegExp(@PathVariable("regexp1") String regexp1) {
return "URI Part : " + regexp1;
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/controller/StreamTest1.java
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package com.zw.zwdemospringboot.controller;
import com.zw.zwdemospringboot.service.Person;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Stream;
public class StreamTest1 {
public static void main(String[] args) {
List<String> list1 = Arrays.asList("aaa", "abc", "avvc", "adddd", "edw", "dswe", "sdf", "sd");
List<String> list2 = Arrays.asList("bdd", "sfdsf", "efv", "yttb", "gdf", "jmh", "cvb", "dfg");
Stream<String> s1 = list1.stream().filter(s -> {
return s.length() == 3;
}).limit(3);
Stream<String> s2 = list2.stream().filter(s -> s.startsWith("d")).skip(2);
//Stream.concat(s1,s2).map(n -> new Person(n)).forEach(System.out::println);
//Stream.concat(s1,s2).map(Person::new).forEach(System.out::println);
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/controller/StreamTest2.java
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package com.zw.zwdemospringboot.controller;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Stream;
public class StreamTest2 {
public static void main(String[] args) {
// List<String> c1 = Stream.of("aa", "bb", "cc").collect(Collectors.toList());
// System.out.println(c1);
//
// Set<String> c2 = Stream.of("cc", "dd", "ee","cc").collect(Collectors.toSet());
// System.out.println(c2);
//
// ArrayList<String> c3 = Stream.of("cc", "dd", "ee", "cc")
// //.collect(Collectors.toCollection(() -> new ArrayList<>()));
// .collect(Collectors.toCollection(ArrayList::new));
// System.out.println(c3);
//
// HashSet<String> s4 = Stream.of("cc", "dd", "ee", "cc").collect(Collectors.toCollection(HashSet::new));
// System.out.println(s4);
Object[] s5 = Stream.of("cc", "dd", "ee", "cc")
.toArray();
System.out.println(s5);
Stream.of("11", "22", "22", "33").mapToInt(Integer::parseInt).toArray();
// Integer[] array1 = Stream.of("11", "22", "22", "33").toArray(Integer[]::new);
// System.out.println(array1);
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/controller/UserController.java
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package com.zw.zwdemospringboot.controller;
import com.zw.zwdemospringboot.entity.ZwUser;
import com.zw.zwdemospringboot.service.ZwUserService;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
@RestController
@RequiredArgsConstructor
public class UserController {
@Autowired
private ZwUserService zwUserService;
@GetMapping("/getId")
public ZwUser hello(@RequestParam(name = "id") Integer id) {
return zwUserService.getComboById(id);
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/controller/ZwTestController.java
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package com.zw.zwdemospringboot.controller;
import com.zw.zwdemospringboot.service.*;
import java.io.PrintStream;
import java.util.*;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class ZwTestController {
public static void main(String arg[]){
/*pringString(s-> System.out.println(s));
pringString(System.out::println);
PrintStream out = System.out;
pringString(out::print);*/
// int n = method(-10, a -> Math.abs(a));
// System.out.println(n);
//
// int num = method(-20, Math::abs);
// System.out.println(num);
//构造器引用
// printName("aaa", name->new Person(name));
//
// printName("bbb", Person::new);
//普通方法引用
/*pringString(s->{
Method method = new Method();
method.printUpp(s);
} );
Method method = new Method();
pringString(method::printUpp);*/
// Stream<String> stream = Stream.of("1", "2", "3", "4");
// stream.map(s -> Integer.parseInt(s)).forEach(System.out::println);
//
// ArrayList<String> list = new ArrayList<>();
// list.add("aaa");
// list.add("avd");
// list.add("addd");
// list.add("fdsf");
// list.add("fdsss");
//
// List<String> a = list.stream().filter(s -> s.startsWith("a")).collect(Collectors.toList());
// System.out.println(a);
//
// HashSet<Integer> hs = new HashSet<>();
// hs.add(10);
// hs.add(20);
// hs.add(30);
// hs.add(40);
// hs.add(50);
//
// Stream<Integer> integerStream = hs.stream().filter(age -> age > 25);
// Set<Integer> ages = integerStream.collect(Collectors.toSet());
// for (Integer i : ages) {
// System.out.println(i);
// }
//
// String[] strArray = {"aaa,30", "bbb,40", "ccc,50", "ddd,60"};
// Stream<String> stream1 = Stream.of(strArray)
// .filter(s -> Integer.parseInt(s.split(",")[1]) > 28);
// Map<String, Integer> map = stream1.collect(Collectors.toMap(
// s -> s.split(",")[0],
// s -> Integer.parseInt(s.split(",")[1])
// ));
//
// Set<String> keySet = map.keySet();
// for (String s:keySet){
// System.out.println(s+","+map.get(s));
// }
Integer[] arr ={1,2,3,4,5};
Stream<Integer> stream = Arrays.stream(arr);
List<Integer> list = Arrays.asList(arr);
//Stream.of(arr).filter(s->s>0).forEach(System.out::println);
Stream.of(arr).mapToInt(Integer::intValue).filter(i->i>3).forEach(System.out::println);
Stream<String> stream1 = Stream.of("a","b","c");
Stream<String> stream2 = Stream.of("x", "y", "z");
Stream.concat(stream1, stream2).forEach(System.out::println);
}
public static void pringString(Printable p) {
p.print("hihihi!");
}
public static int method(int number, Calcable c) {
return c.calsAbs(number);
}
public static void printName(String name, PersonBuilder pb) {
Person person = pb.builder(name);
System.out.println(person.getName());
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/entity/User.java
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/*
* Copyright 2013-2018 the original author or authors.
*
* 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
*
* https://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 com.zw.zwdemospringboot.entity;
/**
* @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
*/
public class User {
private String name;
private Integer age;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Integer getAge() {
return age;
}
public void setAge(Integer age) {
this.age = age;
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/entity/ZwUser.java
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package com.zw.zwdemospringboot.entity;
import com.baomidou.mybatisplus.annotation.TableName;
import lombok.Data;
@Data
@TableName("zw_user")
public class ZwUser {
private Integer id;
private String userName;
private Integer age;
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/mapper/ZwUserMapper.java
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package com.zw.zwdemospringboot.mapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.zw.zwdemospringboot.entity.ZwUser;
import org.apache.ibatis.annotations.Mapper;
@Mapper
public interface ZwUserMapper {
Boolean saveCombo(ZwUser dto);
Boolean updateCombo(ZwUser dto);
Page<ZwUser> pageComboVo(ZwUser dto);
ZwUser getComboById(Integer id);
Boolean removeComboById(Integer id);
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/Calcable.java
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package com.zw.zwdemospringboot.service;
public interface Calcable {
int calsAbs(int number);
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/Method.java
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package com.zw.zwdemospringboot.service;
public class Method {
public int printUpp(String str){
System.out.println(str.toUpperCase());
return 0;
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/Person.java
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package com.zw.zwdemospringboot.service;
import lombok.AllArgsConstructor;
import lombok.NoArgsConstructor;
@NoArgsConstructor
public class Person {
private String name;
public Integer getAge() {
return age;
}
public void setAge(Integer age) {
this.age = age;
}
private Integer age;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Person(String name, Integer age) {
this.name = name;
this.age = age;
}
@Override
public String toString() {
return "Person{" +
"name='" + name + '\'' +
", age=" + age +
'}';
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/PersonBuilder.java
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package com.zw.zwdemospringboot.service;
public interface PersonBuilder {
Person builder(String name);
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/Printable.java
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package com.zw.zwdemospringboot.service;
public interface Printable {
void print(String s);
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/ZwUserService.java
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package com.zw.zwdemospringboot.service;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.IService;
import com.zw.zwdemospringboot.entity.ZwUser;
import java.util.List;
import java.util.Map;
public interface ZwUserService {
Boolean saveCombo(ZwUser dto);
Boolean updateCombo(ZwUser dto);
Page<ZwUser> pageComboVo(ZwUser dto);
ZwUser getComboById(Integer id);
Boolean removeComboById(Integer id);
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/ZwUserServiceImpl.java
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package com.zw.zwdemospringboot.service;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
import com.baomidou.mybatisplus.extension.conditions.query.QueryChainWrapper;
import com.baomidou.mybatisplus.extension.conditions.update.LambdaUpdateChainWrapper;
import com.baomidou.mybatisplus.extension.conditions.update.UpdateChainWrapper;
import com.baomidou.mybatisplus.extension.kotlin.KtQueryChainWrapper;
import com.baomidou.mybatisplus.extension.kotlin.KtUpdateChainWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.zw.zwdemospringboot.entity.ZwUser;
import com.zw.zwdemospringboot.mapper.ZwUserMapper;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.io.Serializable;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.function.Function;
@Service
public class ZwUserServiceImpl implements ZwUserService {
@Autowired
private ZwUserMapper zwUserMapper;
@Override
public Boolean saveCombo(ZwUser dto) {
return null;
}
@Override
public Boolean updateCombo(ZwUser dto) {
return null;
}
@Override
public Page<ZwUser> pageComboVo(ZwUser dto) {
return null;
}
@Override
public ZwUser getComboById(Integer id) {
return zwUserMapper.getComboById(id);
}
@Override
public Boolean removeComboById(Integer id) {
return null;
}
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/father/Greetable.java
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package com.zw.zwdemospringboot.service.father;
public interface Greetable {
void greet();
}

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ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/father/Human.java
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package com.zw.zwdemospringboot.service.father;
public class Human {
public void say(){
System.out.println("i am father!");
}
}

23
ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/father/Man.java
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package com.zw.zwdemospringboot.service.father;
public class Man extends Human{
public void say(){
System.out.println("i am man!");
}
public void method(Greetable g){
g.greet();
}
public void show(){
method(()->{
Human human = new Human();
human.say();
});
method(()->{super.say();});
method(super::say);
}
}

8
ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/father/SuperMethodRe.java
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package com.zw.zwdemospringboot.service.father;
public class SuperMethodRe {
public static void main(String[] args) {
Man man = new Man();
man.show();
}
}

17
ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/son/Husband.java
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package com.zw.zwdemospringboot.service.son;
public class Husband {
public void buyHouse(){
System.out.println("buy it!");
}
public void marry(Rich r){
r.buy();
}
public void soHappy(){
marry(()->this.buyHouse());
marry(this::buyHouse);
}
}

7
ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/son/MethBuy.java
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package com.zw.zwdemospringboot.service.son;
public class MethBuy {
public static void main(String[] args) {
new Husband().soHappy();
}
}

5
ZwDemoSpringBoot/src/main/java/com/zw/zwdemospringboot/service/son/Rich.java
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package com.zw.zwdemospringboot.service.son;
public interface Rich {
void buy();
}

16
ZwDemoSpringBoot/src/main/resources/application.yml
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server:
port: 8081
spring:
datasource:
type: com.zaxxer.hikari.HikariDataSource
url: jdbc:mysql://192.168.2.223:3306/zw_database?useUnicode=true&characterEncoding=utf-8&serverTimezone=America/New_York
username: mepsking
password: Meps@2099fpv
hikari:
minimum-idle: 3
maximum-pool-size: 5
auto-commit: true
idle-timeout: 30000
pool-name: HikariCP_star
max-lifetime: 1800000
connection-timeout: 30000

33
ZwDemoSpringBoot/src/main/resources/mapper/ZwUserMapper.xml
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.zw.zwdemospringboot.mapper.ZwUserMapper">
<sql id="sql">
SELECT id,
user_name,
age
FROM zw_user
</sql>
<select id="getComboById" resultType="com.zw.zwdemospringboot.entity.ZwUser">
<include refid="sql"></include>
where id=#{id}
</select>
<!--
<select id="queryCartItemByMemberId" resultType="com.tmotor.cloud.common.vo.CartItemVo">
SELECT ci.id,
ci.member_id,
ci.sku_id,
ci.spu_code,
combo_sku_id,
ci.cart_count
FROM cart_item ci
where ci.member_id = #{dto.memberId}
order by ci.create_time desc
</select>
-->
</mapper>

6
ZwDemoSpringBoot/src/main/resources/static/index.html
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<html>
<body>
<h1>hello word!!!</h1>
<p>this is a html page</p>
</body>
</html>

63
ZwDemoSpringBoot/src/test/java/com/zw/zwdemospringboot/InstantTest.java
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package com.zw.zwdemospringboot;
import com.zw.zwdemospringboot.service.Person;
import org.junit.jupiter.api.Test;
import java.time.*;
public class InstantTest {
@Test
public void test1(){
Instant now = Instant.now();
Instant now1 = Instant.now();
//System.out.println(nano);
try {
Thread.sleep(5);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
Instant now2 = Instant.now();
System.out.println(now2.getNano() - now.getNano());
}
@Test
public void test2(){
LocalTime now = LocalTime.now();
LocalTime time = LocalTime.of(21, 12, 33);
System.out.println(now);
System.out.println(time);
//时间差
Duration duration = Duration.between(now, time);
System.out.println(duration.toDays());
System.out.println(duration.toHours());
System.out.println(duration.toMinutes());
//日期差
LocalDate nowDate = LocalDate.now();
LocalDate date = LocalDate.of(1997, 2, 5);
Period period = Period.between(date,nowDate);
System.out.println(period.getYears());
System.out.println(period.getMonths());
System.out.println(period.getDays());
}
@Test
public void test3(){
//ZoneId.getAvailableZoneIds().forEach(System.out::println);
LocalDateTime now = LocalDateTime.now();
System.out.println("now = " + now);
ZonedDateTime bz = ZonedDateTime.now(Clock.systemUTC());
System.out.println("bz = " + bz);
ZonedDateTime now1 = ZonedDateTime.now();
System.out.println("now1 = " + now1);
}
}

27
ZwDemoSpringBoot/src/test/java/com/zw/zwdemospringboot/OptionalTest1.java
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package com.zw.zwdemospringboot;
import com.zw.zwdemospringboot.service.Person;
import org.junit.jupiter.api.Test;
import java.util.Optional;
public class OptionalTest1 {
@Test
public void test1(){
Person tom = new Person("tom", 19);
Optional<Person> tom1 = Optional.of(tom);
String name = getNameForOp(tom1);
System.out.println(name);
}
public String getNameForOp(Optional<Person> op){
if (op.isPresent()){
String msg = op.map(Person::getName)
//.map(n -> n.toUpperCase())
.map(String::toUpperCase)
.orElse(null);
return msg;
}
return null;
}
}

44
ZwDemoSpringBoot/src/test/java/com/zw/zwdemospringboot/StreamTest1.java
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package com.zw.zwdemospringboot;
import com.zw.zwdemospringboot.service.Person;
import org.junit.jupiter.api.Test;
import java.util.IntSummaryStatistics;
import java.util.Optional;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class StreamTest1 {
@Test
public void test01(){
Optional<Person> maxAge = Stream.of(
new Person("tom", 18),
new Person("jack", 19),
new Person("jim", 20),
new Person("tony", 21),
new Person("anny", 22))
.collect(Collectors.maxBy((p1, p2) -> {
return p1.getAge() - p2.getAge();
}));
System.out.println(maxAge.get());
IntSummaryStatistics sumAge = Stream.of(
new Person("tom", 18),
new Person("jack", 19),
new Person("jim", 20),
new Person("tony", 21),
new Person("anny", 22))
.collect(Collectors.summarizingInt(s -> s.getAge()));
System.out.println(sumAge.getSum());
Double avg = Stream.of(
new Person("tom", 18),
new Person("jack", 19),
new Person("jim", 20),
new Person("tony", 21),
new Person("anny", 22))
.collect(Collectors.averagingInt(Person::getAge));
System.out.println(avg);
}
}

13
ZwDemoSpringBoot/src/test/java/com/zw/zwdemospringboot/ZwDemoSpringBootApplicationTests.java
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package com.zw.zwdemospringboot;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
class ZwDemoSpringBootApplicationTests {
@Test
void contextLoads() {
}
}

3
test1.txt
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123
3333
add mytest
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