maven profile不生效解决办法，加上下面插件

<plugin>  
         <groupId>org.apache.maven.plugins</groupId>  
         <artifactId>maven-resources-plugin</artifactId>  
         <version>2.6</version>  
         <executions>  
           <execution>  
              <id>copy-resources</id>   
              <phase>validate</phase>  
              <goals>  
                <goal>copy-resources</goal>  
              </goals>  
              <configuration>  
                 <outputDirectory>${project.build.outputDirectory}</outputDirectory>  
                  <resources>  
                     <resource>  
                        <!-- 指定resources插件处理哪个目录下的资源文件 -->  
                        <directory>src/main/resources</directory> 
                        <filtering>true</filtering>  
                     </resource>  
                  </resources>  
              </configuration>  
           </execution>  
         </executions>  
  
         </plugin>