src/share/classes/java/math/MathContext.java

*** 124,146 ****
       * @see RoundingMode
       * @serial
       */
      final RoundingMode roundingMode;
  
-     /**
-      *  Lookaside for the rounding points (the numbers which determine
-      *  whether the coefficient of a number will require rounding).
-      *  These will be present if {@code precision > 0} and
-      *  {@code precision <= MAX_LOOKASIDE}.  In this case they will share the
-      *  {@code BigInteger int[]} array.  Note that the transients
-      *  cannot be {@code final} because they are reconstructed on
-      *  deserialization.
-      */
-     transient BigInteger roundingMax = null;
-     transient BigInteger roundingMin = null;
-     private static final int MAX_LOOKASIDE = 1000;
- 
      /* ----- Constructors ----- */
  
      /**
       * Constructs a new {@code MathContext} with the specified
       * precision and the {@link RoundingMode#HALF_UP HALF_UP} rounding
--- 124,133 ----
*** 171,185 ****
              throw new IllegalArgumentException("Digits < 0");
          if (setRoundingMode == null)
              throw new NullPointerException("null RoundingMode");
  
          precision = setPrecision;
-         if (precision > 0 && precision <= MAX_LOOKASIDE) {
-             roundingMax = BigInteger.TEN.pow(precision);
-             roundingMin = roundingMax.negate();
-         }
- 
          roundingMode = setRoundingMode;
          return;
      }
  
      /**
--- 158,167 ----
*** 219,233 ****
  
          if (setPrecision < MIN_DIGITS)
              throw new IllegalArgumentException("Digits < 0");
          // the other parameters cannot be invalid if we got here
          precision = setPrecision;
-         if (precision > 0 && precision <= MAX_LOOKASIDE) {
-             roundingMax = BigInteger.TEN.pow(precision);
-             roundingMin = roundingMax.negate();
          }
-     }
  
      /**
       * Returns the {@code precision} setting.
       * This value is always non-negative.
       *
--- 201,211 ----
*** 341,353 ****
          }
          if (roundingMode == null) {
              String message = "MathContext: null roundingMode in stream";
              throw new java.io.StreamCorruptedException(message);
          }
-         // Set the lookaside, if applicable
-         if (precision <= MAX_LOOKASIDE) {
-             roundingMax = BigInteger.TEN.pow(precision);
-             roundingMin = roundingMax.negate();
          }
-     }
  
  }
--- 319,326 ----