SpringBoot 多模塊項目

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<!-- Springio 平臺是生成的應(yīng)用程序的父應(yīng)用程序，能夠使用 Spring Boot 及其所有缺省配置 -->
<parent>
<groupId>io.spring.platform</groupId>
<artifactId>platform-bom</artifactId>
<version>2.0.1.RELEASE</version>
</parent>
<groupId>sample.multimodule</groupId>
<artifactId>sample.multimodule</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>pom</packaging>
<name>Parent - Pom Aggregator</name>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<!-- Spring Boot 依賴 -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
</project>

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule</artifactId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <artifactId>sample.multimodule.application</artifactId>
    <packaging>jar</packaging>
    <name>Project Module - Application</name>
    <dependencies>
      <!-- Project modules -->
      <dependency>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule.service.impl</artifactId>
        <version>${project.version}</version>
      </dependency>
      <!-- Spring Boot dependencies -->
          <dependency>
              <groupId>org.apache.tomcat.embed</groupId>
              <artifactId>tomcat-embed-jasper</artifactId>
              <scope>provided</scope>
          </dependency>
      <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
      </dependency>
      <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-thymeleaf</artifactId>
      </dependency>
    
    </dependencies>
    
    <build>
        <plugins>
            <!-- Spring Boot plugins -->
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
</project>

package sample.multimodule;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.orm.jpa.EntityScan;
@SpringBootApplication
public class SampleWebJspApplication 
{
    public static void main(String[] args) throws Exception 
    {
        SpringApplication.run(SampleWebJspApplication.class, args);
    }
}

package sample.multimodule.web;
import java.util.Date;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import sample.multimodule.domain.entity.Account;
import sample.multimodule.service.api.AccountService;
@Controller
public class WelcomeController 
{
    @Value("${application.message:Hello World}")
    private String message = "Hello World";
    @Autowired
    protected AccountService accountService;
    @RequestMapping("/")
    public String welcome(Map<String, Object> model) 
    {
        //試圖獲得23號帳戶
        Account account = accountService.findOne("23");
        if(account == null){
            //如果創(chuàng)建帳戶時出現(xiàn)問題，請返回顯示錯誤狀態(tài)的視圖
            model.put("message", "Error getting account!");
            model.put("account", "");
            return "welcome/show";
        }  
        //返回顯示23個帳戶信息的視圖
        String accountInfo = "Your account number is ".concat(account.getNumber());
        model.put("message", this.message);
        model.put("account", accountInfo);
        return "welcome/show";
    }
    @RequestMapping("foo")
    public String foo(Map<String, Object> model) {
        throw new RuntimeException("Foo");
    }
}

<!DOCTYPE HTML>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <title>Spring Boot Multimodule</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
    <div>
      <b>Message: </b>
      <span th:text="${message}" />
    </div>
    <div>
      <b>Your account: </b>
      <span th:text="${account}" />
    </div>
</body>
</html>

#應(yīng)用程序信息
application.message = Hello User!
dummy.type = type-inside-the-war

#Spring Thymeleaf 配置
spring.thymeleaf.cache = false

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule</artifactId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <artifactId>sample.multimodule.model</artifactId>
    <packaging>jar</packaging>
    <name>Project Module - Model</name>
    <description>Module that contains all Entities and Visual Objects to be used in the project. It doesn't have any dependencies. 
    </description>
</project>

package sample.multimodule.domain.entity;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
@Entity
public class Account 
{
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private long id;
    private String number;
    private String type;
    private String creditCardNumber;
    /**
     * 創(chuàng)建一個空帳戶。
     */
    public Account() {
    }
    
    /**
     * 創(chuàng)建新帳戶。
     * 
     * @param number
     *            the account number
     * @param id
     *            the account id
     */
    public Account(long id, String number) {
        this.number = number;
        this.id = id;
    }
    public long getId() {
        return id;
    }
    public void setId(long id) {
        this.id = id;
    }
    public String getNumber() {
        return number;
    }
    public void setNumber(String number) {
        this.number = number;
    }
    public String getType() {
        return type;
    }
    public void setType(String type) {
        this.type = type;
    }
    public String getCreditCardNumber() {
        return creditCardNumber;
    }
    public void setCreditCardNumber(String creditCardNumber) {
        this.creditCardNumber = creditCardNumber;
    }
}

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule</artifactId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <artifactId>sample.multimodule.repository</artifactId>
    <packaging>jar</packaging>
    <name>Project Module - Repository</name>
    <description>Module that contains all repositories to be used in the project. Depends of Model Module.</description>
    <dependencies>
      <!-- Project modules -->
      <dependency>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule.model</artifactId>
        <version>${project.version}</version>
      </dependency>
      <!-- Spring Boot dependencies -->
      <dependency>
        <groupId>org.hsqldb</groupId>
        <artifactId>hsqldb</artifactId>
        <scope>runtime</scope>
      </dependency>
    </dependencies>
    
</project>

package sample.multimodule.repository;
import org.springframework.data.domain.*;
import org.springframework.data.repository.*;
import org.springframework.stereotype.Repository;
import sample.multimodule.domain.entity.Account;
@Repository
public interface AccountRepository extends CrudRepository<Account, Long> 
{
    Account findByNumber(String number);
}

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule</artifactId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <artifactId>sample.multimodule.service.api</artifactId>
    <packaging>jar</packaging>
    <name>Project Module - Service API</name>
    <description>Module that contains API of all project services. Depends of Model Module.</description>
    <dependencies>
      <!-- Project Modules -->
      <dependency>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule.model</artifactId>
        <version>${project.version}</version>
      </dependency>
    </dependencies> 
</project>

package sample.multimodule.service.api;
public class AccountNotFoundException extends RuntimeException 
{
    private static final long serialVersionUID = -3891534644498426670L;
    public AccountNotFoundException(String accountId) 
    {
        super("No such account with id: " + accountId);
    }
}

package sample.multimodule.service.api;
import java.util.List;
import sample.multimodule.domain.entity.Account;
public interface AccountService 
{
    /**
     * 使用提供的帳號查找?guī)簟?
     * 
     * @param number The account number
     * @return The account
     * @throws AccountNotFoundException if no such account exists.
     */
    Account findOne(String number) throws AccountNotFoundException;
    /**
     * Creates a new account.
     * @param number
     * @return created account
     */
    Account createAccountByNumber(String number);
}

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule</artifactId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <artifactId>sample.multimodule.service.impl</artifactId>
    <packaging>jar</packaging>
    <name>Project Module - Service Implementation</name>
    <description>Module that contains services implementation defined on Service API module. Depends of Repository Module and Service API Module.</description>    
    <dependencies>
      <!-- Project Modules -->
      <dependency>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule.repository</artifactId>
        <version>${project.version}</version>
      </dependency>
      <dependency>
        <groupId>sample.multimodule</groupId>
        <artifactId>sample.multimodule.service.api</artifactId>
        <version>${project.version}</version>
      </dependency>
    </dependencies>
</project>

package sample.multimodule.service.impl;
import java.util.ArrayList;
import java.util.List;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import sample.multimodule.domain.entity.Account;
import sample.multimodule.repository.AccountRepository;
import sample.multimodule.service.api.AccountService;
import sample.multimodule.service.api.AccountNotFoundException;
@Service
public class AccountServiceImpl implements AccountService 
{
@Value("${dummy.type}")
private String dummyType;
@Autowired
    private AccountRepository accountRepository;
    /**
     * {@inheritDoc}
     * <p/>
     * Dummy method for testing purposes.
     * 
     * @param number The account number. Set 0000 to get an {@link AccountNotFoundException} 
     */
    @Override
    public Account findOne(String number) throws AccountNotFoundException {
        if(number.equals("0000")) {
            throw new AccountNotFoundException("0000");
        }
        Account account = accountRepository.findByNumber(number);
        if(account == null){
          account = createAccountByNumber(number);
        }
        return account;
    }
    @Override
    public Account createAccountByNumber(String number) {
        Account account = new Account();
        account.setNumber(number);
        return accountRepository.save(account);
    }
    public String getDummyType() {
        return dummyType;
    }
    public void setDummyType(String dummyType) {
        this.dummyType = dummyType;
    }
}