http://blog.csdn.net/jsjszg/article/details/9237189
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方法一：在pom.xml的/project/build/plugins/下的编译插件声明 中加入下面的配置：
<encoding>UTF-8</encoding>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.1</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
方法二：在pom.xml的/project/properties/下的属性配置 中加入下面的配置：
<maven.compiler.encoding>UTF-8</maven.compiler.encoding>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.encoding>UTF-8</maven.compiler.encoding>
</properties>