src/java.xml/share/classes/javax/xml/datatype/XMLGregorianCalendar.java

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 26,35 ****
--- 26,36 ----
  package javax.xml.datatype;
  
  import javax.xml.namespace.QName;
  import java.math.BigDecimal;
  import java.math.BigInteger;
+ import java.util.Arrays;
  import java.util.TimeZone;
  import java.util.GregorianCalendar;
  
  /**
   * <p>Representation for W3C XML Schema 1.0 date/time datatypes.
*** 714,729 ****
          }
          XMLGregorianCalendar gc = this;
          if (timezone != 0) {
              gc = this.normalize();
          }
!         return gc.getYear()
!                 + gc.getMonth()
!                 + gc.getDay()
!                 + gc.getHour()
!                 + gc.getMinute()
!                 + gc.getSecond();
      }
  
      /**
       * Return the lexical representation of {@code this} instance.
       * The format is specified in
--- 715,728 ----
          }
          XMLGregorianCalendar gc = this;
          if (timezone != 0) {
              gc = this.normalize();
          }
! 
!         int[] elements = {gc.getYear(), gc.getMonth(), gc.getDay(), gc.getHour(),
!                           gc.getMinute(), gc.getSecond(), gc.getMillisecond()};
!         return Arrays.hashCode(elements);
      }
  
      /**
       * Return the lexical representation of {@code this} instance.
       * The format is specified in