Repository: commons-numbers Updated Branches: refs/heads/complex-dev 3bd29a023 -> f1a8f9071
NUMBERS-45: restored isNaN() and isInfinite() methods Project: http://git-wip-us.apache.org/repos/asf/commons-numbers/repo Commit: http://git-wip-us.apache.org/repos/asf/commons-numbers/commit/f1a8f907 Tree: http://git-wip-us.apache.org/repos/asf/commons-numbers/tree/f1a8f907 Diff: http://git-wip-us.apache.org/repos/asf/commons-numbers/diff/f1a8f907 Branch: refs/heads/complex-dev Commit: f1a8f907145d343c2ea161d76c32b05740c43742 Parents: 3bd29a0 Author: Eric Barnhill <ericbarnh...@apache.org> Authored: Wed Jul 5 14:27:27 2017 +0200 Committer: Eric Barnhill <ericbarnh...@apache.org> Committed: Wed Jul 5 14:27:27 2017 +0200 ---------------------------------------------------------------------- .../apache/commons/numbers/complex/Complex.java | 31 ++++++++++++++++++-- 1 file changed, 28 insertions(+), 3 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/commons-numbers/blob/f1a8f907/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java ---------------------------------------------------------------------- diff --git a/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java b/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java index 5e54578..adc03b1 100644 --- a/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java +++ b/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java @@ -127,6 +127,34 @@ public class Complex implements Serializable { } /** + * Returns true if either real or imaginary component of the Complex + * is NaN + * + * @return {@code boolean} + */ + public boolean isNaN() { + if (Double.isNaN(real) || Double.isNaN(imaginary)) { + return true; + } else { + return false; + } + } + + /** + * Returns true if either real or imaginary component of the Complex + * is Infinite + * + * @return {@code boolean} + */ + public boolean isInfinite() { + if (Double.isInfinite(real) || Double.isInfinite(imaginary)) { + return true; + } else { + return false; + } + } + + /** * Returns projection of this complex number onto the Riemann sphere, * i.e. all infinities (including those with an NaN component) * project onto real infinity, as described in the @@ -1104,9 +1132,6 @@ in the * @return a Complex instance. */ public static Complex valueOf(double realPart) { - if (Double.isNaN(realPart)) { - return NaN; - } return new Complex(realPart); }
