bugReport:built hbase on spark failed

for today afternoon,i checkout a hbase branch from HuaWei-Spark,and my built command is:mvn -Pyarn -Phadoop-2.3 -Phive -Phbase -DskipTests package
but it failed,with follow info:
[ERROR] Failed to execute goal org.scalastyle:scalastyle-maven-plugin:0.4.0:check (default) on project spark-hbase_2.10: Failed during scalastyle execution: You have 4 Scalastyle violation(s). -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.scalastyle:scalastyle-maven-plugin:0.4.0:check (default) on project spark-hbase_2.10: Failed during scalastyle execution
        at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:217)
        at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
        at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
        at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)
        at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
        at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
        at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:320)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
        at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537)
        at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:141)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:601)
        at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
        at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
        at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
        at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)
Caused by: org.apache.maven.plugin.MojoExecutionException: Failed during scalastyle execution
        at org.scalastyle.maven.plugin.ScalastyleViolationCheckMojo.performCheck(ScalastyleViolationCheckMojo.java:238)
        at org.scalastyle.maven.plugin.ScalastyleViolationCheckMojo.execute(ScalastyleViolationCheckMojo.java:199)
        at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
        at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
        ... 19 more
Caused by: org.apache.maven.plugin.MojoFailureException: You have 4 Scalastyle violation(s).
        at org.scalastyle.maven.plugin.ScalastyleViolationCheckMojo.performCheck(ScalastyleViolationCheckMojo.java:230)