[INFO] Scanning for projects...
[WARNING]
[WARNING] Some problems were encountered while building the effective model for com.pc:Peng:jar:1.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-compiler-plugin is missing. @ line 19, column 17
[WARNING]
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING]
[INFO]
[INFO] ----------------------------< com.pc:Peng >-----------------------------
[INFO] Building Peng 1.0-SNAPSHOT
[INFO] --------------------------------[ jar ]---------------------------------
[INFO]
[INFO] >>> tomcat7-maven-plugin:2.1:run (default-cli) > process-classes @ Peng >>>
[INFO]
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ Peng ---
[WARNING] Using platform encoding (UTF-8 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) @ Peng ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 2 source files to G:\Idea\Project\Peng\target\classes
[INFO]
[INFO] <<< tomcat7-maven-plugin:2.1:run (default-cli) < process-classes @ Peng <<<
[INFO]
[INFO]
[INFO] --- tomcat7-maven-plugin:2.1:run (default-cli) @ Peng ---
[INFO] Skipping non-war project
[INFO] ------------------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.599 s
[INFO] Finished at: 2019-04-02T20:22:29+08:00
[INFO] ------------------------------------------------------------------------
部署显示没有找到项目，是不是你的应用没有添加web组件呢？