maven打包war包常见错误集合

1、编码GBK的不可映射字符

<!--设置默认的编码-->
 <properties>  
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>  
 </properties>

2、报错 source-1.5 中不支持 diamond运算符

<project xmlns="...">
 ... 
<build> 
    <plugins> 
          <plugin> 
          <groupId>org.apache.maven.plugins</groupId> 
          <artifactId>maven-compiler-plugin</artifactId> 
          <version>3.3</version> 
          <configuration> 
                   <source>1.8</source> 
                   <target>1.8</target> 
          </configuration>
          </plugin>
      </plugins> 
  </build>
 ...
</project>

3、项目编译成功，但是会出现警告信息

[WARNING] The requested profile "pom.xml" could not be activated because it does not exist.

** PS:**会持续更新，祝小伙伴们学习愉快！