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From celes...@apache.org
Subject svn commit: r1332162 - in /commons/proper/math/trunk/src/main/java/org/apache/commons/math3: optimization/direct/PowellOptimizer.java util/MathArrays.java util/Precision.java
Date Mon, 30 Apr 2012 11:26:11 GMT
Author: celestin
Date: Mon Apr 30 11:26:10 2012
New Revision: 1332162

URL: http://svn.apache.org/viewvc?rev=1332162&view=rev
Log:
Checkstyle.

Modified:
    commons/proper/math/trunk/src/main/java/org/apache/commons/math3/optimization/direct/PowellOptimizer.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/MathArrays.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/Precision.java

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math3/optimization/direct/PowellOptimizer.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math3/optimization/direct/PowellOptimizer.java?rev=1332162&r1=1332161&r2=1332162&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math3/optimization/direct/PowellOptimizer.java
(original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math3/optimization/direct/PowellOptimizer.java
Mon Apr 30 11:26:10 2012
@@ -26,7 +26,6 @@ import org.apache.commons.math3.exceptio
 import org.apache.commons.math3.optimization.GoalType;
 import org.apache.commons.math3.optimization.PointValuePair;
 import org.apache.commons.math3.optimization.ConvergenceChecker;
-import org.apache.commons.math3.optimization.AbstractConvergenceChecker;
 import org.apache.commons.math3.optimization.MultivariateOptimizer;
 import org.apache.commons.math3.optimization.univariate.BracketFinder;
 import org.apache.commons.math3.optimization.univariate.BrentOptimizer;

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/MathArrays.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/MathArrays.java?rev=1332162&r1=1332161&r2=1332162&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/MathArrays.java
(original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/MathArrays.java
Mon Apr 30 11:26:10 2012
@@ -150,6 +150,7 @@ public class MathArrays {
     /**
      * Check that an array is monotonically increasing or decreasing.
      *
+     * @param <T> the type of the elements in the specified array
      * @param val Values.
      * @param dir Ordering direction.
      * @param strict Whether the order should be strict.

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/Precision.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/Precision.java?rev=1332162&r1=1332161&r2=1332162&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/Precision.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math3/util/Precision.java Mon
Apr 30 11:26:10 2012
@@ -30,19 +30,13 @@ import org.apache.commons.math3.util.Fas
  * @version $Id$
  */
 public class Precision {
-
-    /** Exponent offset in IEEE754 representation. */
-    private static final long EXPONENT_OFFSET = 1023l;
-
     /**
      * Smallest positive number such that {@code 1 - EPSILON} is not
      * numerically equal to 1.
      * <br/>
      * In IEEE 754 arithmetic, this is 2<sup>-53</sup>.
      */
-    public static final double EPSILON = Double.longBitsToDouble((EXPONENT_OFFSET - 53l)
<< 52);
-    //This was previously expressed as = 0x1.0p-53;
-    // However, OpenJDK (Sparc Solaris) cannot handle such small constants: MATH-721
+    public static final double EPSILON;
 
     /**
      * Safe minimum, such that {@code 1 / SAFE_MIN} does not overflow.
@@ -50,15 +44,32 @@ public class Precision {
      * In IEEE 754 arithmetic, this is also the smallest normalized
      * number 2<sup>-1022</sup>.
      */
-    public static final double SAFE_MIN = Double.longBitsToDouble((EXPONENT_OFFSET - 1022l)
<< 52);
-    // This was previously expressed as = 0x1.0p-1022;
-    // However, OpenJDK (Sparc Solaris) cannot handle such small constants: MATH-721
+    public static final double SAFE_MIN;
+
+    /** Exponent offset in IEEE754 representation. */
+    private static final long EXPONENT_OFFSET = 1023l;
 
     /** Offset to order signed double numbers lexicographically. */
     private static final long SGN_MASK = 0x8000000000000000L;
     /** Offset to order signed double numbers lexicographically. */
     private static final int SGN_MASK_FLOAT = 0x80000000;
 
+    static {
+        /*
+         *  This was previously expressed as = 0x1.0p-53;
+         *  However, OpenJDK (Sparc Solaris) cannot handle such small
+         *  constants: MATH-721
+         */
+        EPSILON = Double.longBitsToDouble((EXPONENT_OFFSET - 53l) << 52);
+
+        /*
+         * This was previously expressed as = 0x1.0p-1022;
+         * However, OpenJDK (Sparc Solaris) cannot handle such small
+         * constants: MATH-721
+         */
+        SAFE_MIN = Double.longBitsToDouble((EXPONENT_OFFSET - 1022l) << 52);
+    }
+
     /**
      * Private constructor.
      */



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