解决org.apache.rat:apache-rat-plugin:0.8:check (default) on project hbase: Too many unapproved license

maven打包的时候报错： 
报错信息： 
[ERROR] Failed to execute goal org.apache.rat:apache-rat-plugin:0.8:check (default) on project hbase: Too many unapproved licenses: 513 -> [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 
一种方案是在新建的每一个类的第一行添加

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

第二种解决方案： 
在mvn命令中添加参数 
apache-rat:check -Drat.numUnapprovedLicenses=600 
数字600是一个大于报错信息中的数量。 

例如：

mvn  clean apache-rat:check -Drat.numUnapprovedLicenses=600 package -D maven.javadoc.skip=true assembly:single -Dhadoop.profile=2