"C:\Program Files (x86)\Java\jdk1.8.0_131\bin\java" -Dmaven.multiModuleProjectDirectory=E:\java\mmall -Dmaven.home=E:\java\apache-maven-3.5.0 -Dclassworlds.conf=E:\java\apache-maven-3.5.0\bin\m2.conf -Didea.launcher.port=7539 "-Didea.launcher.bin.path=C:\Program Files (x86)\JetBrains\IntelliJ IDEA 15.0.6\bin" -Dfile.encoding=UTF-8 -classpath "E:\java\apache-maven-3.5.0\boot\plexus-classworlds-2.5.2.jar;C:\Program Files (x86)\JetBrains\IntelliJ IDEA 15.0.6\lib\idea_rt.jar" com.intellij.rt.execution.application.AppMain org.codehaus.classworlds.Launcher -Didea.version=15.0.6 org.mybatis.generator:mybatis-generator-maven-plugin:1.3.2:generate

[INFO] Scanning for projects...

[WARNING] 

[WARNING] Some problems were encountered while building the effective model for com:mmall:war:1.0-SNAPSHOT

[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-compiler-plugin is missing. @ line 264, column 15

[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] ------------------------------------------------------------------------

[INFO] Building mmall Maven Webapp 1.0-SNAPSHOT

[INFO] ------------------------------------------------------------------------

[INFO] 

[INFO] --- mybatis-generator-maven-plugin:1.3.2:generate (default-cli) @ mmall ---

[INFO] Connecting to the Database

[INFO] ------------------------------------------------------------------------

[INFO] BUILD FAILURE

[INFO] ------------------------------------------------------------------------

[INFO] Total time: 21.477 s

[INFO] Finished at: 2017-09-01T09:56:03+08:00

[INFO] Final Memory: 7M/18M

[INFO] ------------------------------------------------------------------------

[ERROR] Failed to execute goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.2:generate (default-cli) on project mmall: Communications link failure

[ERROR] 

[ERROR] Last packet sent to the server was 0 ms ago.

[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/MojoExecutionException

Process finished with exit code 1