项目problem提示错误

JAX-RS (REST Web Services) 2.0 can not be installed : One or more constraints have not been satisfied

JAX-RS (REST Web Services) 2.0 requires Java 1.7 or newer

解决方案

1.在pom.xml文件中添加

<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.2</version>
    <configuration>
        <source>1.7</source>
        <target>1.7</target>
    </configuration>
</plugin>
2.右键项目Update Maven Project