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

*** 23,33 ****
   * questions.
   */
  
  package java.lang;
  
! import jdk.internal.math.FloatingDecimal;
  import java.util.Arrays;
  import java.util.Spliterator;
  import java.util.stream.IntStream;
  import java.util.stream.StreamSupport;
  
--- 23,36 ----
   * questions.
   */
  
  package java.lang;
  
! import jdk.internal.math.DoubleToDecimal;
! import jdk.internal.math.FloatToDecimal;
! 
! import java.io.IOException;
  import java.util.Arrays;
  import java.util.Spliterator;
  import java.util.stream.IntStream;
  import java.util.stream.StreamSupport;
  
*** 872,882 ****
       *
       * @param   f   a {@code float}.
       * @return  a reference to this object.
       */
      public AbstractStringBuilder append(float f) {
!         FloatingDecimal.appendTo(f,this);
          return this;
      }
  
      /**
       * Appends the string representation of the {@code double}
--- 875,889 ----
       *
       * @param   f   a {@code float}.
       * @return  a reference to this object.
       */
      public AbstractStringBuilder append(float f) {
!         try {
!             FloatToDecimal.appendTo(f, this);
!         } catch (IOException ignored) {
!             assert false;
!         }
          return this;
      }
  
      /**
       * Appends the string representation of the {@code double}
*** 889,899 ****
       *
       * @param   d   a {@code double}.
       * @return  a reference to this object.
       */
      public AbstractStringBuilder append(double d) {
!         FloatingDecimal.appendTo(d,this);
          return this;
      }
  
      /**
       * Removes the characters in a substring of this sequence.
--- 896,910 ----
       *
       * @param   d   a {@code double}.
       * @return  a reference to this object.
       */
      public AbstractStringBuilder append(double d) {
!         try {
!             DoubleToDecimal.appendTo(d, this);
!         } catch (IOException ignored) {
!             assert false;
!         }
          return this;
      }
  
      /**
       * Removes the characters in a substring of this sequence.