code: /*
  JavadocStyle
  scope = (default)private
  excludeScope = (default)null
  checkFirstSentence = (default)true
  endOfSentenceFormat = (default)([.?!][ \t\n\r\f<])|([.?!]$)
  checkEmptyJavadoc = (default)false
  checkHtml = (default)true
  tokens = (default)ANNOTATION_DEF, ANNOTATION_FIELD_DEF, CLASS_DEF, CTOR_DEF, \
           ENUM_CONSTANT_DEF, ENUM_DEF, INTERFACE_DEF, METHOD_DEF, PACKAGE_DEF, \
           VARIABLE_DEF, RECORD_DEF, COMPACT_CTOR_DEF
  
  
  */
  
  /** Example */ // violation 'First sentence should end with a period.'
  @Example
  package com.puppycrawl.tools.checkstyle.checks.javadoc.javadocstyle.missingperiod;
  
  import java.lang.annotation.ElementType;
  import java.lang.annotation.Retention;
  import java.lang.annotation.RetentionPolicy;
  import java.lang.annotation.Target;
  
  @Retention(RetentionPolicy.CLASS)
  @Target(ElementType.PACKAGE)
  @interface Example {
  }
  