diff options
Diffstat (limited to 'libjava/classpath/vm/reference/java/lang/VMMath.java')
| -rw-r--r-- | libjava/classpath/vm/reference/java/lang/VMMath.java | 53 |
1 files changed, 27 insertions, 26 deletions
diff --git a/libjava/classpath/vm/reference/java/lang/VMMath.java b/libjava/classpath/vm/reference/java/lang/VMMath.java index dc5fd420708..35c3f645e42 100644 --- a/libjava/classpath/vm/reference/java/lang/VMMath.java +++ b/libjava/classpath/vm/reference/java/lang/VMMath.java @@ -1,5 +1,5 @@ /* VMMath.java -- Common mathematical functions. - Copyright (C) 2006 Free Software Foundation, Inc. + Copyright (C) 2006, 2010 Free Software Foundation, Inc. This file is part of GNU Classpath. @@ -40,7 +40,7 @@ package java.lang; import gnu.classpath.Configuration; -class VMMath +final class VMMath { static @@ -51,6 +51,8 @@ class VMMath } } + private VMMath() {} // Prohibits instantiation. + /** * The trigonometric function <em>sin</em>. The sine of NaN or infinity is * NaN, and the sine of 0 retains its sign. This is accurate within 1 ulp, @@ -59,7 +61,7 @@ class VMMath * @param a the angle (in radians) * @return sin(a) */ - public static native double sin(double a); + static native double sin(double a); /** * The trigonometric function <em>cos</em>. The cosine of NaN or infinity is @@ -68,7 +70,7 @@ class VMMath * @param a the angle (in radians) * @return cos(a) */ - public static native double cos(double a); + static native double cos(double a); /** * The trigonometric function <em>tan</em>. The tangent of NaN or infinity @@ -78,7 +80,7 @@ class VMMath * @param a the angle (in radians) * @return tan(a) */ - public static native double tan(double a); + static native double tan(double a); /** * The trigonometric function <em>arcsin</em>. The range of angles returned @@ -89,7 +91,7 @@ class VMMath * @param a the sin to turn back into an angle * @return arcsin(a) */ - public static native double asin(double a); + static native double asin(double a); /** * The trigonometric function <em>arccos</em>. The range of angles returned @@ -100,7 +102,7 @@ class VMMath * @param a the cos to turn back into an angle * @return arccos(a) */ - public static native double acos(double a); + static native double acos(double a); /** * The trigonometric function <em>arcsin</em>. The range of angles returned @@ -112,7 +114,7 @@ class VMMath * @return arcsin(a) * @see #atan2(double, double) */ - public static native double atan(double a); + static native double atan(double a); /** * A special version of the trigonometric function <em>arctan</em>, for @@ -161,7 +163,7 @@ class VMMath * @return <em>theta</em> in the conversion of (x, y) to (r, theta) * @see #atan(double) */ - public static native double atan2(double y, double x); + static native double atan2(double y, double x); /** * Take <em>e</em><sup>a</sup>. The opposite of <code>log()</code>. If the @@ -175,7 +177,7 @@ class VMMath * @see #log(double) * @see #pow(double, double) */ - public static native double exp(double a); + static native double exp(double a); /** * Take ln(a) (the natural log). The opposite of <code>exp()</code>. If the @@ -191,7 +193,7 @@ class VMMath * @return the natural log of <code>a</code> * @see #exp(double) */ - public static native double log(double a); + static native double log(double a); /** * Take a square root. If the argument is NaN or negative, the result is @@ -205,7 +207,7 @@ class VMMath * @return the square root of the argument * @see #pow(double, double) */ - public static native double sqrt(double a); + static native double sqrt(double a); /** * Raise a number to a power. Special cases:<ul> @@ -275,7 +277,7 @@ class VMMath * @param b the power to raise it to * @return a<sup>b</sup> */ - public static native double pow(double a, double b); + static native double pow(double a, double b); /** * Get the IEEE 754 floating point remainder on two numbers. This is the @@ -291,7 +293,7 @@ class VMMath * @return the IEEE 754-defined floating point remainder of x/y * @see #rint(double) */ - public static native double IEEEremainder(double x, double y); + static native double IEEEremainder(double x, double y); /** * Take the nearest integer that is that is greater than or equal to the @@ -302,7 +304,7 @@ class VMMath * @param a the value to act upon * @return the nearest integer >= <code>a</code> */ - public static native double ceil(double a); + static native double ceil(double a); /** * Take the nearest integer that is that is less than or equal to the @@ -312,7 +314,7 @@ class VMMath * @param a the value to act upon * @return the nearest integer <= <code>a</code> */ - public static native double floor(double a); + static native double floor(double a); /** * Take the nearest integer to the argument. If it is exactly between @@ -322,7 +324,7 @@ class VMMath * @param a the value to act upon * @return the nearest integer to <code>a</code> */ - public static native double rint(double a); + static native double rint(double a); /** * <p> @@ -342,7 +344,7 @@ class VMMath * @see #sqrt(double) * @see #pow(double, double) */ - public static native double cbrt(double a); + static native double cbrt(double a); /** * <p> @@ -362,7 +364,7 @@ class VMMath * @return the hyperbolic cosine of <code>a</code>. * @since 1.5 */ - public static native double cosh(double a); + static native double cosh(double a); /** * <p> @@ -382,7 +384,7 @@ class VMMath * @return <code>e<sup>a</sup> - 1</code> * @since 1.5 */ - public static native double expm1(double a); + static native double expm1(double a); /** * <p> @@ -402,7 +404,7 @@ class VMMath * @return the hypotenuse matching the supplied parameters. * @since 1.5 */ - public static native double hypot(double a, double b); + static native double hypot(double a, double b); /** * <p> @@ -422,7 +424,7 @@ class VMMath * @return the base 10 logarithm of <code>a</code>. * @since 1.5 */ - public static native double log10(double a); + static native double log10(double a); /** * <p> @@ -444,7 +446,7 @@ class VMMath * @return the natural logarithm of <code>a</code> + 1. * @since 1.5 */ - public static native double log1p(double a); + static native double log1p(double a); /** * <p> @@ -463,7 +465,7 @@ class VMMath * @return the hyperbolic sine of <code>a</code>. * @since 1.5 */ - public static native double sinh(double a); + static native double sinh(double a); /** * <p> @@ -488,6 +490,5 @@ class VMMath * @return the hyperbolic tangent of <code>a</code>. * @since 1.5 */ - public static native double tanh(double a); - + static native double tanh(double a); } |
