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Posted to commits@groovy.apache.org by su...@apache.org on 2018/07/03 09:31:18 UTC

[1/2] groovy git commit: GROOVY-8679: BigDecimalMath.MAX_DIVISION_SCALE is hard-coded

Repository: groovy
Updated Branches:
  refs/heads/master 73b4a6f61 -> b7f609a96


GROOVY-8679: BigDecimalMath.MAX_DIVISION_SCALE is hard-coded


Project: http://git-wip-us.apache.org/repos/asf/groovy/repo
Commit: http://git-wip-us.apache.org/repos/asf/groovy/commit/94c9646b
Tree: http://git-wip-us.apache.org/repos/asf/groovy/tree/94c9646b
Diff: http://git-wip-us.apache.org/repos/asf/groovy/diff/94c9646b

Branch: refs/heads/master
Commit: 94c9646b7010ab7244ddb5fa8d729eef901ec5b7
Parents: 73b4a6f
Author: Pierre Pinon <pi...@pinon1.fr>
Authored: Tue Jul 3 17:21:39 2018 +0800
Committer: sunlan <su...@apache.org>
Committed: Tue Jul 3 17:21:39 2018 +0800

----------------------------------------------------------------------
 .../org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java | 4 ++--
 src/test/groovy/operator/BigDecimalOperatorsTest.groovy          | 4 ++--
 .../codehaus/groovy/runtime/typehandling/NumberMathTest.groovy   | 4 ++--
 3 files changed, 6 insertions(+), 6 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/groovy/blob/94c9646b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
index 96bf0f3..6a7aaf5 100644
--- a/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
+++ b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
@@ -30,11 +30,11 @@ public final class BigDecimalMath extends NumberMath {
 
     // This is an arbitrary value, picked as a reasonable choice for a precision
     // for typical user math when a non-terminating result would otherwise occur.
-    public static final int DIVISION_EXTRA_PRECISION = 10;
+    public static final int DIVISION_EXTRA_PRECISION = 32;
 
     //This is an arbitrary value, picked as a reasonable choice for a rounding point
     //for typical user math.
-    public static final int DIVISION_MIN_SCALE = 10;
+    public static final int DIVISION_MIN_SCALE = 32;
 
     public static final BigDecimalMath INSTANCE = new BigDecimalMath();
 

http://git-wip-us.apache.org/repos/asf/groovy/blob/94c9646b/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
----------------------------------------------------------------------
diff --git a/src/test/groovy/operator/BigDecimalOperatorsTest.groovy b/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
index ace3194..10be290 100644
--- a/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
+++ b/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
@@ -90,10 +90,10 @@ class BigDecimalOperatorsTest extends GroovyTestCase {
         assert y == 10 , "y = " + y
 
         y = 34 / 3.000
-        assert y == 11.3333333333 , "y = " + y
+        assert y == 11.33333333333333333333333333333333 , "y = " + y
 
         y = 34.00000000000 / 3
-        assert y == 11.33333333333 , "y = " + y
+        assert y == 11.33333333333333333333333333333333 , "y = " + y
     }
     
     BigDecimal echoX ( BigDecimal x, BigDecimal y) {x}

http://git-wip-us.apache.org/repos/asf/groovy/blob/94c9646b/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
----------------------------------------------------------------------
diff --git a/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy b/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
index eff11ce..5a92005 100644
--- a/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
+++ b/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
@@ -132,10 +132,10 @@ class NumberMathTest extends GroovyTestCase {
         assert BI1.intdiv(BI2) == 0
 
         assert I1 / I3 instanceof BigDecimal
-        assert I1 / I3 == new BigDecimal("0.3333333333")
+        assert I1 / I3 == new BigDecimal("0.33333333333333333333333333333333")
 
         assert I2 / I3 instanceof BigDecimal
-        assert I2 / I3 == new BigDecimal("0.6666666667")
+        assert I2 / I3 == new BigDecimal("0.66666666666666666666666666666667")
 
         assert I1 / BD2 instanceof BigDecimal
 


[2/2] groovy git commit: Make DIVISION_EXTRA_PRECISION and DIVISION_MIN_SCALE configurable

Posted by su...@apache.org.
Make DIVISION_EXTRA_PRECISION and DIVISION_MIN_SCALE configurable


Project: http://git-wip-us.apache.org/repos/asf/groovy/repo
Commit: http://git-wip-us.apache.org/repos/asf/groovy/commit/b7f609a9
Tree: http://git-wip-us.apache.org/repos/asf/groovy/tree/b7f609a9
Diff: http://git-wip-us.apache.org/repos/asf/groovy/diff/b7f609a9

Branch: refs/heads/master
Commit: b7f609a96f390ffd4b64c2008192ff057ba18253
Parents: 94c9646
Author: sunlan <su...@apache.org>
Authored: Tue Jul 3 17:30:48 2018 +0800
Committer: sunlan <su...@apache.org>
Committed: Tue Jul 3 17:30:48 2018 +0800

----------------------------------------------------------------------
 .../java/org/apache/groovy/util/SystemUtil.java    | 17 +++++++++++++++++
 .../runtime/typehandling/BigDecimalMath.java       |  6 ++++--
 2 files changed, 21 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/groovy/blob/b7f609a9/src/main/java/org/apache/groovy/util/SystemUtil.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/groovy/util/SystemUtil.java b/src/main/java/org/apache/groovy/util/SystemUtil.java
index 2dfe692..66dc01e 100644
--- a/src/main/java/org/apache/groovy/util/SystemUtil.java
+++ b/src/main/java/org/apache/groovy/util/SystemUtil.java
@@ -119,4 +119,21 @@ public class SystemUtil {
         }
         return false;
     }
+
+    /**
+     * Retrieves an Integer System property
+     *
+     * @param name the name of the system property.
+     * @param def the default value
+     * @return value of the Integer system property or false
+     */
+    public static Integer getIntegerSafe(String name, Integer def) {
+        try {
+            return Integer.getInteger(name, def);
+        } catch (SecurityException ignore) {
+            // suppress exception
+        }
+
+        return def;
+    }
 }

http://git-wip-us.apache.org/repos/asf/groovy/blob/b7f609a9/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
index 6a7aaf5..b8e89f1 100644
--- a/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
+++ b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
@@ -18,6 +18,8 @@
  */
 package org.codehaus.groovy.runtime.typehandling;
 
+import org.apache.groovy.util.SystemUtil;
+
 import java.math.BigDecimal;
 import java.math.MathContext;
 
@@ -30,11 +32,11 @@ public final class BigDecimalMath extends NumberMath {
 
     // This is an arbitrary value, picked as a reasonable choice for a precision
     // for typical user math when a non-terminating result would otherwise occur.
-    public static final int DIVISION_EXTRA_PRECISION = 32;
+    public static final int DIVISION_EXTRA_PRECISION = SystemUtil.getIntegerSafe("groovy.division.extra.precision", 32);
 
     //This is an arbitrary value, picked as a reasonable choice for a rounding point
     //for typical user math.
-    public static final int DIVISION_MIN_SCALE = 32;
+    public static final int DIVISION_MIN_SCALE = SystemUtil.getIntegerSafe("groovy.division.min.scale", 32);
 
     public static final BigDecimalMath INSTANCE = new BigDecimalMath();
 


Re: [1/2] groovy git commit: GROOVY-8679: BigDecimalMath.MAX_DIVISION_SCALE is hard-coded

Posted by "Daniel.Sun" <su...@apache.org>.
Hi Paul,

    I've reverted the commit this morning:

https://github.com/apache/groovy/commit/92222324030473ca64a2ab6b174d2fa865c29682

Cheers,
Daniel.Sun




-----
Daniel Sun 
Apache Groovy committer 
Blog: http://blog.sunlan.me 
Twitter: @daniel_sun 

--
Sent from: http://groovy.329449.n5.nabble.com/Groovy-Dev-f372993.html

Re: [1/2] groovy git commit: GROOVY-8679: BigDecimalMath.MAX_DIVISION_SCALE is hard-coded

Posted by Paul King <pa...@asert.com.au>.
Hi Daniel,

I think it is fine to make this configurable but I wouldn't change the
default.
That kind of breaking change is going to break lots of folk's builds.

Cheers, Paul.


On Tue, Jul 3, 2018 at 7:31 PM <su...@apache.org> wrote:

> Repository: groovy
> Updated Branches:
>   refs/heads/master 73b4a6f61 -> b7f609a96
>
>
> GROOVY-8679: BigDecimalMath.MAX_DIVISION_SCALE is hard-coded
>
>
> Project: http://git-wip-us.apache.org/repos/asf/groovy/repo
> Commit: http://git-wip-us.apache.org/repos/asf/groovy/commit/94c9646b
> Tree: http://git-wip-us.apache.org/repos/asf/groovy/tree/94c9646b
> Diff: http://git-wip-us.apache.org/repos/asf/groovy/diff/94c9646b
>
> Branch: refs/heads/master
> Commit: 94c9646b7010ab7244ddb5fa8d729eef901ec5b7
> Parents: 73b4a6f
> Author: Pierre Pinon <pi...@pinon1.fr>
> Authored: Tue Jul 3 17:21:39 2018 +0800
> Committer: sunlan <su...@apache.org>
> Committed: Tue Jul 3 17:21:39 2018 +0800
>
> ----------------------------------------------------------------------
>  .../org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java | 4 ++--
>  src/test/groovy/operator/BigDecimalOperatorsTest.groovy          | 4 ++--
>  .../codehaus/groovy/runtime/typehandling/NumberMathTest.groovy   | 4 ++--
>  3 files changed, 6 insertions(+), 6 deletions(-)
> ----------------------------------------------------------------------
>
>
>
> http://git-wip-us.apache.org/repos/asf/groovy/blob/94c9646b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
> ----------------------------------------------------------------------
> diff --git
> a/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
> b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
> index 96bf0f3..6a7aaf5 100644
> ---
> a/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
> +++
> b/src/main/java/org/codehaus/groovy/runtime/typehandling/BigDecimalMath.java
> @@ -30,11 +30,11 @@ public final class BigDecimalMath extends NumberMath {
>
>      // This is an arbitrary value, picked as a reasonable choice for a
> precision
>      // for typical user math when a non-terminating result would
> otherwise occur.
> -    public static final int DIVISION_EXTRA_PRECISION = 10;
> +    public static final int DIVISION_EXTRA_PRECISION = 32;
>
>      //This is an arbitrary value, picked as a reasonable choice for a
> rounding point
>      //for typical user math.
> -    public static final int DIVISION_MIN_SCALE = 10;
> +    public static final int DIVISION_MIN_SCALE = 32;
>
>      public static final BigDecimalMath INSTANCE = new BigDecimalMath();
>
>
>
> http://git-wip-us.apache.org/repos/asf/groovy/blob/94c9646b/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
> ----------------------------------------------------------------------
> diff --git a/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
> b/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
> index ace3194..10be290 100644
> --- a/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
> +++ b/src/test/groovy/operator/BigDecimalOperatorsTest.groovy
> @@ -90,10 +90,10 @@ class BigDecimalOperatorsTest extends GroovyTestCase {
>          assert y == 10 , "y = " + y
>
>          y = 34 / 3.000
> -        assert y == 11.3333333333 , "y = " + y
> +        assert y == 11.33333333333333333333333333333333 , "y = " + y
>
>          y = 34.00000000000 / 3
> -        assert y == 11.33333333333 , "y = " + y
> +        assert y == 11.33333333333333333333333333333333 , "y = " + y
>      }
>
>      BigDecimal echoX ( BigDecimal x, BigDecimal y) {x}
>
>
> http://git-wip-us.apache.org/repos/asf/groovy/blob/94c9646b/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
> ----------------------------------------------------------------------
> diff --git
> a/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
> b/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
> index eff11ce..5a92005 100644
> ---
> a/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
> +++
> b/src/test/org/codehaus/groovy/runtime/typehandling/NumberMathTest.groovy
> @@ -132,10 +132,10 @@ class NumberMathTest extends GroovyTestCase {
>          assert BI1.intdiv(BI2) == 0
>
>          assert I1 / I3 instanceof BigDecimal
> -        assert I1 / I3 == new BigDecimal("0.3333333333")
> +        assert I1 / I3 == new
> BigDecimal("0.33333333333333333333333333333333")
>
>          assert I2 / I3 instanceof BigDecimal
> -        assert I2 / I3 == new BigDecimal("0.6666666667")
> +        assert I2 / I3 == new
> BigDecimal("0.66666666666666666666666666666667")
>
>          assert I1 / BD2 instanceof BigDecimal
>
>
>