maven update project 红叉JAX-RS (REST Web Services) 2.0 can not be installed

pom.xml文件添加

  <build> 
  <plugins> 
  <plugin> 
  <groupId>org.apache.maven.plugins</groupId> 
  <artifactId>maven-compiler-plugin</artifactId> 
  <version>3.1</version> 
  <configuration> 
  <source>1.8</source> 
  <target>1.8</target> 
  </configuration> 
  </plugin> 
  </plugins> 
  </build>