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Imported GNU Classpath 0.90

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Imported GNU Classpath 0.90
       * scripts/makemake.tcl: LocaleData.java moved to gnu/java/locale.

       * sources.am: Regenerated.
       * gcj/javaprims.h: Regenerated.
       * Makefile.in: Regenerated.
       * gcj/Makefile.in: Regenerated.
       * include/Makefile.in: Regenerated.
       * testsuite/Makefile.in: Regenerated.

       * gnu/java/lang/VMInstrumentationImpl.java: New override.
       * gnu/java/net/local/LocalSocketImpl.java: Likewise.
       * gnu/classpath/jdwp/VMMethod.java: Likewise.
       * gnu/classpath/jdwp/VMVirtualMachine.java: Update to latest
       interface.
       * java/lang/Thread.java: Add UncaughtExceptionHandler.
       * java/lang/reflect/Method.java: Implements GenericDeclaration and
       isSynthetic(),
       * java/lang/reflect/Field.java: Likewise.
       * java/lang/reflect/Constructor.java
       * java/lang/Class.java: Implements Type, GenericDeclaration,
       getSimpleName() and getEnclosing*() methods.
       * java/lang/Class.h: Add new public methods.
       * java/lang/Math.java: Add signum(), ulp() and log10().
       * java/lang/natMath.cc (log10): New function.
       * java/security/VMSecureRandom.java: New override.
       * java/util/logging/Logger.java: Updated to latest classpath
       version.
       * java/util/logging/LogManager.java: New override.

From-SVN: r113887
This commit is contained in:
Mark Wielaard 2006-05-18 17:29:21 +00:00
parent eaec4980e1
commit 4f9533c772
1640 changed files with 126485 additions and 104808 deletions
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80
libjava/classpath/java/lang/StrictMath.java
View file

@ -1841,4 +1841,84 @@ public final strictfp class StrictMath
double t = (float) a;
return t + a * (1 + t * z + t * v);
}
/**
* <p>
* Returns the sign of the argument as follows:
* </p>
* <ul>
* <li>If <code>a</code> is greater than zero, the result is 1.0.</li>
* <li>If <code>a</code> is less than zero, the result is -1.0.</li>
* <li>If <code>a</code> is <code>NaN</code>, the result is <code>NaN</code>.
* <li>If <code>a</code> is positive or negative zero, the result is the
* same.</li>
* </ul>
*
* @param a the numeric argument.
* @return the sign of the argument.
* @since 1.5.
*/
public static double signum(double a)
{
// There's no difference.
return Math.signum(a);
}
/**
* <p>
* Returns the sign of the argument as follows:
* </p>
* <ul>
* <li>If <code>a</code> is greater than zero, the result is 1.0f.</li>
* <li>If <code>a</code> is less than zero, the result is -1.0f.</li>
* <li>If <code>a</code> is <code>NaN</code>, the result is <code>NaN</code>.
* <li>If <code>a</code> is positive or negative zero, the result is the
* same.</li>
* </ul>
*
* @param a the numeric argument.
* @return the sign of the argument.
* @since 1.5.
*/
public static float signum(float a)
{
// There's no difference.
return Math.signum(a);
}
/**
* Return the ulp for the given double argument. The ulp is the
* difference between the argument and the next larger double. Note
* that the sign of the double argument is ignored, that is,
* ulp(x) == ulp(-x). If the argument is a NaN, then NaN is returned.
* If the argument is an infinity, then +Inf is returned. If the
* argument is zero (either positive or negative), then
* {@link Double#MIN_VALUE} is returned.
* @param d the double whose ulp should be returned
* @return the difference between the argument and the next larger double
* @since 1.5
*/
public static double ulp(double d)
{
// There's no difference.
return Math.ulp(d);
}
/**
* Return the ulp for the given float argument. The ulp is the
* difference between the argument and the next larger float. Note
* that the sign of the float argument is ignored, that is,
* ulp(x) == ulp(-x). If the argument is a NaN, then NaN is returned.
* If the argument is an infinity, then +Inf is returned. If the
* argument is zero (either positive or negative), then
* {@link Float#MIN_VALUE} is returned.
* @param f the float whose ulp should be returned
* @return the difference between the argument and the next larger float
* @since 1.5
*/
public static float ulp(float f)
{
// There's no difference.
return Math.ulp(f);
}
}