使用Spring-boot初体验（待完善）

spring-boot 来开发应用，简直可以用桑心病狂来形容了。0 配置，让你欲罢不能呀！！运行Web 都不需要tomcat。直接 run 你的jar就可以。多余的就不说了，先上一些代码：

我使用的Maven，Maven具体内容如下：

<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/maven-v4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.rayn</groupId>
    <artifactId>spring-boot-demo</artifactId>
    <packaging>war</packaging>
    <version>1.0-SNAPSHOT</version>
    <name>spring-boot-demo Maven Webapp</name>
    <url>http://maven.apache.org</url>

    <properties>
        <spring.version>4.2.0.RELEASE</spring.version>
        <druid.version>1.0.5</druid.version>
        <jedis.version>2.4.2</jedis.version>
        <spring.boot.version>1.2.5.RELEASE</spring.boot.version>
        <spring.boot.web.version>1.2.5.RELEASE</spring.boot.web.version>
    </properties>

    <repositories>
        <repository>
            <id>spring-snapshots</id>
            <url>http://repo.spring.io/snapshot</url>
            <snapshots>
                <enabled>true</enabled>
            </snapshots>
        </repository>
        <repository>
            <id>spring-milestones</id>
            <url>http://repo.spring.io/milestone</url>
        </repository>
        <repository>
            <id>nexus</id>
            <name>local private nexus</name>
            <url>http://maven.oschina.net/content/groups/public/</url>
            <releases>
                <enabled>true</enabled>
            </releases>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </repository>
    </repositories>

    <pluginRepositories>
        <pluginRepository>
            <id>nexus</id>
            <name>local private nexus</name>
            <url>http://maven.oschina.net/content/groups/public/</url>
            <releases>
                <enabled>true</enabled>
            </releases>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </pluginRepository>
    </pluginRepositories>

    <dependencies>
        <!--Spring jar =========================================================================-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <!--<dependency>-->
            <!--<groupId>org.springframework</groupId>-->
            <!--<artifactId>spring-core</artifactId>-->
            <!--<version>${spring.version}</version>-->
        <!--</dependency>-->
        <!--<dependency>-->
        <!--<groupId>org.springframework</groupId>-->
        <!--<artifactId>spring-websocket</artifactId>-->
        <!--<version>${spring.version}</version>-->
        <!--</dependency>-->
        <!--&lt;!&ndash; <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId>-->
        <!--<version>${mybatisVersion}</version> </dependency> <dependency> <groupId>org.mybatis</groupId>-->
        <!--<artifactId>mybatis-spring</artifactId> <version>1.2.0</version> </dependency> &ndash;&gt;-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <!--<dependency>-->
        <!--<groupId>org.springframework</groupId>-->
        <!--<artifactId>spring-jms</artifactId>-->
        <!--<version>${spring.version}</version>-->
        <!--</dependency>-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <!--<dependency>-->
            <!--<groupId>org.springframework</groupId>-->
            <!--<artifactId>spring-context-support</artifactId>-->
            <!--<version>${spring.version}</version>-->
        <!--</dependency>-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-expression</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <!--<dependency>-->
        <!--<groupId>org.springframework</groupId>-->
        <!--<artifactId>spring-webmvc</artifactId>-->
        <!--<version>${spring.version}</version>-->
        <!--</dependency>-->

        <!--<dependency>-->
        <!--<groupId>org.springframework</groupId>-->
        <!--<artifactId>spring-jdbc</artifactId>-->
        <!--<version>${spring.version}</version>-->
        <!--</dependency>-->
        <!--<dependency>-->
        <!--<groupId>org.springframework</groupId>-->
        <!--<artifactId>spring-orm</artifactId>-->
        <!--<version>${spring.version}</version>-->
        <!--</dependency>-->

        <!--<dependency>-->
        <!--<groupId>org.springframework</groupId>-->
        <!--<artifactId>spring-messaging</artifactId>-->
        <!--<version>${spring.version}</version>-->
        <!--</dependency>-->

        <!--<dependency>-->
        <!--<groupId>org.springframework.data</groupId>-->
        <!--<artifactId>spring-data-redis</artifactId>-->
        <!--<version>1.4.0.RELEASE</version>-->
        <!--</dependency>-->
        <!--<dependency>-->
            <!--<groupId>org.springframework.data</groupId>-->
            <!--<artifactId>spring-data-jpa</artifactId>-->
            <!--<version>1.6.0.RELEASE</version>-->
        <!--</dependency>-->
        <!--<dependency>-->
            <!--<groupId>org.springframework.data</groupId>-->
            <!--<artifactId>spring-data-mongodb</artifactId>-->
            <!--<version>1.5.0.RELEASE</version>-->
        <!--</dependency>-->
        <dependency>
            <groupId>org.springframework.shell</groupId>
            <artifactId>spring-shell</artifactId>
            <version>1.1.0.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-parent</artifactId>
            <version>1.3.0.BUILD-SNAPSHOT</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
            <version>1.3.0.BUILD-SNAPSHOT</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-dependencies</artifactId>
            <version>1.3.0.BUILD-SNAPSHOT</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
        <!--<dependency>-->
            <!--<groupId>org.springframework.boot</groupId>-->
            <!--<artifactId>spring-boot-dependencies</artifactId>-->
            <!--<version>${spring.boot.version}</version>-->
            <!--<type>pom</type>-->
            <!--<scope>import</scope>-->
        <!--</dependency>-->
        <!--<dependency>-->
            <!--<groupId>org.springframework.boot</groupId>-->
            <!--<artifactId>spring-boot-starter-web</artifactId>-->
            <!--<version>${spring.boot.web.version}</version>-->
        <!--</dependency>-->

        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.1</version>
            <scope>test</scope>
        </dependency>

        <!--Servlet 3-->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>3.1.0</version>
            <scope>provided</scope>
        </dependency>
        <!--LOG4J 2 API-->
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-api</artifactId>
            <version>2.1</version>
        </dependency>
        <!--LOG4J 2 CORE-->
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-core</artifactId>
            <version>2.1</version>
        </dependency>
        <!--LOG4J 1 ROUTED TO 2-->
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-1.2-api</artifactId>
            <version>2.1</version>
        </dependency>
        <!--LOG4J FOR WEB 增强，启动和关闭时的问题-->
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-web</artifactId>
            <version>2.1</version>
        </dependency>
        <!--SLF4J API-->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.7</version>
        </dependency>
        <!--Common Logging Api ROUTED TO LOG4J 2-->
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-jcl</artifactId>
            <version>2.1</version>
        </dependency>
        <!--<dependency>-->
        <!--<groupId>org.projectreactor</groupId>-->
        <!--<artifactId>reactor-tcp</artifactId>-->
        <!--<version>1.0.0.RELEASE</version>-->
        <!--</dependency>-->
        <!-- lazyluke 输出sql-->
        <dependency>
            <groupId>org.lazyluke</groupId>
            <artifactId>log4jdbc-remix</artifactId>
            <version>0.2.7</version>
        </dependency>
        <!-- == End lazyluke == -->

        <!--SLF4J TO LOG4J 2 ，Hibernate暂未支持LOG4J2，使用SLF4J进入LOG4J 2
            System.setProperty("org.jboss.logging.provider", "slf4j");
        -->
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-slf4j-impl</artifactId>
            <version>2.1</version>
        </dependency>
        <dependency>
            <groupId>redis.clients</groupId>
            <artifactId>jedis</artifactId>
            <version>${jedis.version}</version>
            <type>jar</type>
            <scope>compile</scope>
        </dependency>

        <dependency>
            <groupId>commons-email</groupId>
            <artifactId>commons-email</artifactId>
            <version>20030310.165926</version>
        </dependency>

        <dependency>
            <groupId>net.sf.json-lib</groupId>
            <artifactId>json-lib</artifactId>
            <version>2.4</version>
            <classifier>jdk15</classifier>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.3.1</version>
        </dependency>

        <dependency>
            <groupId>commons-lang</groupId>
            <artifactId>commons-lang</artifactId>
            <version>2.6</version>

        </dependency>
        <dependency>
            <groupId>commons-codec</groupId>
            <artifactId>commons-codec</artifactId>
            <version>1.10</version>
        </dependency>
        <dependency>
            <groupId>net.sf.ezmorph</groupId>
            <artifactId>ezmorph</artifactId>
            <version>1.0.6</version>
        </dependency>
        <dependency>
            <groupId>commons-collections</groupId>
            <artifactId>commons-collections</artifactId>
            <version>20040616</version>
        </dependency>
        <dependency>
            <groupId>commons-beanutils</groupId>
            <artifactId>commons-beanutils</artifactId>
            <version>20030211.134440</version>
        </dependency>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.1.26</version>
        </dependency>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>${druid.version}</version>
        </dependency>

        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-lang3</artifactId>
            <version>3.1</version>
        </dependency>
        <dependency>
            <groupId>jstl</groupId>
            <artifactId>jstl</artifactId>
            <version>1.2</version>
        </dependency>
        <dependency>
            <groupId>commons-fileupload</groupId>
            <artifactId>commons-fileupload</artifactId>
            <version>1.2.2</version>
        </dependency>
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
            <version>2.4</version>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.31</version>
        </dependency>
        <dependency>
            <groupId>org.jasypt</groupId>
            <artifactId>jasypt</artifactId>
            <version>1.9.1</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjweaver</artifactId>
            <version>1.7.4</version>
        </dependency>

        <dependency>
            <groupId>eu.bitwalker</groupId>
            <artifactId>UserAgentUtils</artifactId>
            <version>1.14</version>
        </dependency>

        <!--JTA-->
        <dependency>
            <groupId>com.atomikos</groupId>
            <artifactId>transactions-hibernate3</artifactId>
            <version>3.9.3</version>
        </dependency>

    </dependencies>

    <build>
        <finalName>spring-boot-demo</finalName>

        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <version>${spring.boot.version}</version>
                <executions>
                    <execution>
                        <goals>
                            <goal>repackage</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.3</version>
                <configuration>
                    <source>1.7</source>
                    <target>1.7</target>
                    <encoding>UTF-8</encoding>
                    <compilerArguments>
                        <bootclasspath>${java.home}\lib\rt.jar;${java.home}\lib\jce.jar</bootclasspath>
                    </compilerArguments>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-archetype-plugin</artifactId>
                <version>2.2</version>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-resources-plugin</artifactId>
                <version>2.7</version>
                <configuration>
                    <encoding>UTF-8</encoding>
                </configuration>
            </plugin>
        </plugins>
        <resources>
            <resource>
                <directory>src/main/java</directory>
                <includes>
                    <include>**/*.hbm.xml</include>
                </includes>
            </resource>
            <resource>
                <directory>src/main/resources</directory>
                <includes>
                    <include>**/*.xml</include>
                    <include>**/*.properties</include>
                    <include>**/*.xlsx</include>
                    <include>**/*.xls</include>
                </includes>
            </resource>
        </resources>
    </build>
</project>

接下来就是我测试使用的Demo代码。

package com.rayn.spring.boot.web;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import java.util.HashMap;
import java.util.Map;

/**
 * Created by Rayn on 2015/8/12.
 */
@Controller
@EnableAutoConfiguration
public class MyTestController
{

    /**
     * 字符串测试
     * @return
     */
    @ResponseBody
    @RequestMapping("/")
    public String home() {

        return "Hello World!";
    }

    /**
     * JSON 测试
     * @return
     */
    @ResponseBody
    @RequestMapping("/json")
    public Map<String, Object> jsonTest(){
        Map<String, Object> result = new HashMap<String, Object>();

        result.put("msg", "测试JSON返回");
        result.put("success", true);

        return result;
    }

    public static void main(String[] args) throws Exception {
        SpringApplication.run(MyTestController.class, args);
    }
}

在Maven中，使用
mvn spring-boot:run   待内嵌的 tomcat启动之后，可以直接访问 http://localhost:8080/来测试访问。