問題描述：spring boot引入到本地jar到專案（阿里雲簡訊），使用maven package打包，出現以下異常

2017-07-29 00:07:43,822 ERROR SpringApplication:827 - Application startup failed
java.lang.NoClassDefFoundError: com/aliyuncs/profile/IClientProfile
        at java.lang.Class.getDeclaredMethods0(Native Method)
        at java.lang.Class.privateGetDeclaredMethods
 
(Unknown Source)
        at java.lang.Class.getDeclaredMethods(Unknown Source)
        at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:609)
        at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:521)
        at org.springframework.util
 
.ReflectionUtils.doWithMethods(ReflectionUtils.java:507)

NoClassDefFoundError，解壓打包好的jar發現lib裡面沒有匯入本地的兩個jar，故懷疑是maven打包出現問題。搜尋資料發現，將pom新增以下外掛可解決。

<build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId
 
>spring-boot-maven-plugin</artifactId>
            </plugin>
            <plugin>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                    <encoding>UTF-8</encoding>
                    <compilerArguments>
                        <extdirs>${project.basedir}/lib</extdirs>
                    </compilerArguments>
                </configuration>
            </plugin>
        </plugins>
        <resources>
            <resource>
                <directory>src/main/resources</directory>
                <targetPath>lib/</targetPath>
                <includes>
                    <include>**/*.jar</include>
                </includes>
            </resource>
        </resources>
    </build>

targetPath:jar輸出的目錄（相對於專案根目錄）
directory：為需要匯入的jar的路徑