akka.util

Class Helpers

java.lang.Object

akka.util.Helpers

public class Helpers
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Helpers.ConfigOps INTERNAL API
static class	Helpers.ConfigOps$
static class	Helpers.Requiring<A> Implicit class providing requiring methods.
static class	Helpers.Requiring$

Constructor Summary

Constructors

Constructor and Description
Helpers()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	base64(long l, java.lang.StringBuilder sb)
static java.lang.String	base64chars()
static int	compareIdentityHash(java.lang.Object a, java.lang.Object b)
static java.lang.String	currentTimeMillisToUTCString(long timestamp) Converts a "currentTimeMillis"-obtained timestamp accordingly:
static <T> java.util.Comparator<T>	identityHashComparator(java.util.Comparator<T> comp) Create a comparator which will efficiently use System.identityHashCode, unless that happens to be the same for two non-equals objects, in which case the supplied &ldquo;real&rdquo; comparator is used; the comparator must be consistent with equals, otherwise it would not be an enhancement over the identityHashCode.
static boolean	isWindows()
static java.util.regex.Pattern	makePattern(java.lang.String s)
static java.lang.String	toRootLowerCase(java.lang.String s)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Helpers

public Helpers()

Method Detail

toRootLowerCase

public static java.lang.String toRootLowerCase(java.lang.String s)

isWindows

public static boolean isWindows()

makePattern

public static java.util.regex.Pattern makePattern(java.lang.String s)

compareIdentityHash

public static int compareIdentityHash(java.lang.Object a,
                                      java.lang.Object b)

identityHashComparator

public static <T> java.util.Comparator<T> identityHashComparator(java.util.Comparator<T> comp)

Create a comparator which will efficiently use System.identityHashCode, unless that happens to be the same for two non-equals objects, in which case the supplied “real” comparator is used; the comparator must be consistent with equals, otherwise it would not be an enhancement over the identityHashCode.

Parameters:

comp - (undocumented)

Returns:

(undocumented)

currentTimeMillisToUTCString

public static java.lang.String currentTimeMillisToUTCString(long timestamp)

Converts a "currentTimeMillis"-obtained timestamp accordingly:

   "$hours%02d:$minutes%02d:$seconds%02d.$ms%03dUTC"
 

Parameters:

timestamp - a "currentTimeMillis"-obtained timestamp

Returns:

the formatted timestamp

base64chars

public static final java.lang.String base64chars()

base64

public static java.lang.String base64(long l,
                                      java.lang.StringBuilder sb)