jdk10的转换：
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.encoding>UTF-8</maven.compiler.encoding>
<java.version>1.8</java.version>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
</properties>
web项目的页面绑定：
<build>
<plugins>
<plugin>
<artifactId>maven-war-plugin</artifactId>
<version>3.2.0</version>
<configuration>
<warSourceDirectory>web</warSourceDirectory>
</configuration>
</plugin>
</plugins>
</build>