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[MATH-1050] Remove deprecated methods ArithmeticUtils#pow(..., long).

This commit is contained in:
Thomas Neidhart 2015-02-17 00:13:36 +01:00
parent 5f47ad718e
commit 745d383af1
3 changed files with 3 additions and 65 deletions
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3
src/changes/changes.xml
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@ -54,6 +54,9 @@ If the output is not quite correct, check for invisible trailing spaces!
</release>
<release version="4.0" date="XXXX-XX-XX" description="">
<action dev="tn" type="remove" issue="MATH-1050">
Removed "ArithmeticUtils#pow(int, long)" and "ArithmeticUtils#pow(long, long)".
</action>
<action dev="tn" type="update" issue="MATH-825" due-to="Gilles Sadowski">
Method "LaguerreSolver#laguerre(...)" has been made private.
</action>

56
src/main/java/org/apache/commons/math4/util/ArithmeticUtils.java
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@ -678,34 +678,6 @@ public final class ArithmeticUtils {
}
}
/**
* Raise an int to a long power.
*
* @param k Number to raise.
* @param e Exponent (must be positive or zero).
* @return k<sup>e</sup>
* @throws NotPositiveException if {@code e < 0}.
* @deprecated As of 3.3. Please use {@link #pow(int,int)} instead.
*/
@Deprecated
public static int pow(final int k, long e) throws NotPositiveException {
if (e < 0) {
throw new NotPositiveException(LocalizedFormats.EXPONENT, e);
}
int result = 1;
int k2p = k;
while (e != 0) {
if ((e & 0x1) != 0) {
result *= k2p;
}
k2p *= k2p;
e >>= 1;
}
return result;
}
/**
* Raise a long to an int power.
*
@ -752,34 +724,6 @@ public final class ArithmeticUtils {
}
}
/**
* Raise a long to a long power.
*
* @param k Number to raise.
* @param e Exponent (must be positive or zero).
* @return k<sup>e</sup>
* @throws NotPositiveException if {@code e < 0}.
* @deprecated As of 3.3. Please use {@link #pow(long,int)} instead.
*/
@Deprecated
public static long pow(final long k, long e) throws NotPositiveException {
if (e < 0) {
throw new NotPositiveException(LocalizedFormats.EXPONENT, e);
}
long result = 1l;
long k2p = k;
while (e != 0) {
if ((e & 0x1) != 0) {
result *= k2p;
}
k2p *= k2p;
e >>= 1;
}
return result;
}
/**
* Raise a BigInteger to an int power.
*

9
src/test/java/org/apache/commons/math4/util/ArithmeticUtilsTest.java
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@ -413,15 +413,6 @@ public class ArithmeticUtilsTest {
// expected behavior
}
Assert.assertEquals(1801088541l, ArithmeticUtils.pow(21l, 7l));
Assert.assertEquals(1l, ArithmeticUtils.pow(21l, 0l));
try {
ArithmeticUtils.pow(21l, -7l);
Assert.fail("Expecting MathIllegalArgumentException");
} catch (MathIllegalArgumentException e) {
// expected behavior
}
BigInteger twentyOne = BigInteger.valueOf(21l);
Assert.assertEquals(BigInteger.valueOf(1801088541l), ArithmeticUtils.pow(twentyOne, 7));
Assert.assertEquals(BigInteger.ONE, ArithmeticUtils.pow(twentyOne, 0));