src/java.base/share/classes/java/lang/StringBuilder.java

rev 54318 : 8221430: StringBuffer(CharSequence) constructor truncates when -XX:-CompactStrings specified
Reviewed-by: igerasim, rriggs
Contributed-by: Andrew Leonard <andrew_m_leonard@uk.ibm.com>

*** 119,130 ****
       *
       * @param   str   the initial contents of the buffer.
       */
      @HotSpotIntrinsicCandidate
      public StringBuilder(String str) {
!         super(str.coder(), str.length(), 16);
!         append(str);
      }
  
      /**
       * Constructs a string builder that contains the same characters
       * as the specified {@code CharSequence}. The initial capacity of
--- 119,129 ----
       *
       * @param   str   the initial contents of the buffer.
       */
      @HotSpotIntrinsicCandidate
      public StringBuilder(String str) {
!         super(str);
      }
  
      /**
       * Constructs a string builder that contains the same characters
       * as the specified {@code CharSequence}. The initial capacity of
*** 132,143 ****
       * {@code CharSequence} argument.
       *
       * @param      seq   the sequence to copy.
       */
      public StringBuilder(CharSequence seq) {
!         super(String.LATIN1, seq.length(), 16);
!         append(seq);
      }
  
      /**
       * Compares two {@code StringBuilder} instances lexicographically. This method
       * follows the same rules for lexicographical comparison as defined in the
--- 131,141 ----
       * {@code CharSequence} argument.
       *
       * @param      seq   the sequence to copy.
       */
      public StringBuilder(CharSequence seq) {
!         super(seq);
      }
  
      /**
       * Compares two {@code StringBuilder} instances lexicographically. This method
       * follows the same rules for lexicographical comparison as defined in the