java创建maven聚合工程用tomcat插件测试是否可以使用出现了以下问题求帮忙解决一下

Could not find goal '' in plugin org.apache.tomcat.maven:tomcat7-maven-plugin:2.2 among available goals exec-war-only, deploy-only, redeploy-only, help, shutdown, run-war-only, standalone-war-only, run, deploy, standalone-war, undeploy, run-war, redeploy, exec-war -> [Help 1]
org.apache.maven.plugin.MojoNotFoundException: Could not find goal '' in plugin org.apache.tomcat.maven:tomcat7-maven-plugin:2.2 among available goals exec-war-only, deploy-only, redeploy-only, help, shutdown, run-war-only, standalone-war-only, run, deploy, standalone-war, undeploy, run-war, redeploy, exec-war
    at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getMojoDescriptor(DefaultMavenPluginManager.java:292)
    at org.apache.maven.plugin.DefaultBuildPluginManager.getMojoDescriptor(DefaultBuildPluginManager.java:244)
    at org.apache.maven.lifecycle.internal.MojoDescriptorCreator.getMojoDescriptor(MojoDescriptorCreator.java:239)
    at org.apache.maven.lifecycle.internal.DefaultLifecycleTaskSegmentCalculator.calculateTaskSegments(DefaultLifecycleTaskSegmentCalculator.java:103)
    at org.apache.maven.lifecycle.internal.DefaultLifecycleTaskSegmentCalculator.calculateTaskSegments(DefaultLifecycleTaskSegmentCalculator.java:83)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:89)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute(MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:290)
    at org.apache.maven.cli.MavenCli.main(MavenCli.java:194)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
    at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
    at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
    at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
[ERROR] 
[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/MojoNotFoundException