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8152237: Support BigInteger.TWO
authorxuelei
Thu, 24 Mar 2016 12:41:24 +0000
changeset 36671 6650d41439b6
parent 36670 acf999f92006
child 36672 9e18f32e76c9
8152237: Support BigInteger.TWO Reviewed-by: jnimeh, bpb, weijun
jdk/src/java.base/share/classes/java/math/BigDecimal.java file | annotate | diff | comparison | revisions
jdk/src/java.base/share/classes/java/math/BigInteger.java file | annotate | diff | comparison | revisions 
--- a/jdk/src/java.base/share/classes/java/math/BigDecimal.java	Thu Mar 24 11:59:07 2016 +0000
+++ b/jdk/src/java.base/share/classes/java/math/BigDecimal.java	Thu Mar 24 12:41:24 2016 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2016, 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
@@ -286,7 +286,7 @@
     private static final BigDecimal ZERO_THROUGH_TEN[] = {
         new BigDecimal(BigInteger.ZERO,       0,  0, 1),
         new BigDecimal(BigInteger.ONE,        1,  0, 1),
-        new BigDecimal(BigInteger.valueOf(2), 2,  0, 1),
+        new BigDecimal(BigInteger.TWO,        2,  0, 1),
         new BigDecimal(BigInteger.valueOf(3), 3,  0, 1),
         new BigDecimal(BigInteger.valueOf(4), 4,  0, 1),
         new BigDecimal(BigInteger.valueOf(5), 5,  0, 1),
@@ -936,7 +936,7 @@
                 rb = BigInteger.valueOf(5).pow(-exponent).multiply(compactVal);
                 scl = -exponent;
             } else { //  (exponent > 0)
-                rb = BigInteger.valueOf(2).pow(exponent).multiply(compactVal);
+                rb = BigInteger.TWO.pow(exponent).multiply(compactVal);
             }
             compactVal = compactValFor(rb);
         }
--- a/jdk/src/java.base/share/classes/java/math/BigInteger.java	Thu Mar 24 11:59:07 2016 +0000
+++ b/jdk/src/java.base/share/classes/java/math/BigInteger.java	Thu Mar 24 12:41:24 2016 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2016, 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
@@ -1266,9 +1266,11 @@
     public static final BigInteger ONE = valueOf(1);
 
     /**
-     * The BigInteger constant two.  (Not exported.)
+     * The BigInteger constant two.
+     *
+     * @since   9
      */
-    private static final BigInteger TWO = valueOf(2);
+    public static final BigInteger TWO = valueOf(2);
 
     /**
      * The BigInteger constant -1.  (Not exported.)
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