code: /*
  com.puppycrawl.tools.checkstyle.checks.naming.MemberNameCheck
  format = (default)^[a-z][a-zA-Z0-9]*$
  applyToPublic = (default)true
  applyToProtected = (default)true
  applyToPackage = (default)true
  applyToPrivate = (default)true
  
  
  */
  
  package com.puppycrawl.tools.checkstyle.grammar.java8;
  
  import java.lang.annotation.Retention;
  import java.lang.annotation.Target;
  
  import static java.lang.annotation.ElementType.FIELD;
  import static java.lang.annotation.ElementType.METHOD;
  import static java.lang.annotation.RetentionPolicy.RUNTIME;
  
  
  @Target({ METHOD, FIELD })
  @Retention(RUNTIME)
  public @interface InputMethodReferences5 { // ok
      JoinFormula formula() default @JoinFormula(value = "", referencedColumnName = "");
  
      JoinColumn column() default @JoinColumn();
  }
  
  @interface JoinFormula {
      String value();
  
      String referencedColumnName();
  }
  
  @interface JoinColumn {
  
  }
  