程序包javax.servlet.annotation不存在

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1、错误描述

[INFO] Scanning for projects...
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Building huxs Maven Webapp 0.0.1-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ huxs ---
[WARNING] Using platform encoding (GBK actually) to copy filtered resources, i.e. build is platform dependent!
[INFO] Copying 0 resource
[INFO] 
[INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ huxs ---
[INFO] Changes detected - recompiling the module!
[WARNING] File encoding has not been set, using platform encoding GBK, i.e. build is platform dependent!
[INFO] Compiling 1 source file to E:\Eclipse\workspace\huxs\target\classes
[INFO] -------------------------------------------------------------
[ERROR] COMPILATION ERROR : 
[INFO] -------------------------------------------------------------
[ERROR] /E:/Eclipse/workspace/huxs/src/main/java/com/you/maven/servlet/HelloServlet.java:[5,32] 程序包javax.servlet.annotation不存在
[ERROR] /E:/Eclipse/workspace/huxs/src/main/java/com/you/maven/servlet/HelloServlet.java:[20,2] 找不到符号
  符号: 类 WebServlet
[INFO] 2 errors 
[INFO] -------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2.600 s
[INFO] Finished at: 2016-01-12T15:32:29+08:00
[INFO] Final Memory: 11M/171M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project huxs: Compilation failure: Compilation failure:
[ERROR] /E:/Eclipse/workspace/huxs/src/main/java/com/you/maven/servlet/HelloServlet.java:[5,32] 程序包javax.servlet.annotation不存在
[ERROR] /E:/Eclipse/workspace/huxs/src/main/java/com/you/maven/servlet/HelloServlet.java:[20,2] 找不到符号
[ERROR] 符号: 类 WebServlet
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException

2、错误原因

     在创建Servlet时，配置Servlet用的是注解方法@WebServlet，但是项目中未导入annotations-api.jar，结果导致Maven项目报错

3、解决办法

（1）将annotations-api.jar复制到src/main/webapp/WEB-INF/lib下

（2）将annotations-api.jar配置到pom.xml中

程序包javax.servlet.annotation不存在

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原文地址：http://blog.csdn.net/you23hai45/article/details/50512728