Package akka.util
Class Helpers
- java.lang.Object
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- akka.util.Helpers
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public class Helpers extends java.lang.Object
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Nested Class Summary
Nested Classes Modifier and Type Class Description static classHelpers.ConfigOps$static classHelpers.Requiring<A>Implicit class providingrequiringmethods.static classHelpers.Requiring$
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Constructor Summary
Constructors Constructor Description Helpers()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static java.lang.Stringbase64(long l, java.lang.StringBuilder sb)static java.lang.StringBuilderbase64$default$2()static java.lang.Stringbase64chars()static intcompareIdentityHash(java.lang.Object a, java.lang.Object b)static java.lang.StringcurrentTimeMillisToUTCString(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 useSystem.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.static booleanisWindows()static java.util.regex.PatternmakePattern(java.lang.String s)static <A> Helpers.Requiring<A>Requiring(A value)static java.lang.Stringtimestamp(long time)static java.lang.StringtoRootLowerCase(java.lang.String s)
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Method Detail
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toRootLowerCase
public static java.lang.String toRootLowerCase(java.lang.String s)
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isWindows
public static boolean isWindows()
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makePattern
public static java.util.regex.Pattern makePattern(java.lang.String s)
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compareIdentityHash
public static int compareIdentityHash(java.lang.Object a, java.lang.Object b)
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identityHashComparator
public static <T> java.util.Comparator<T> identityHashComparator(java.util.Comparator<T> comp)
Create a comparator which will efficiently useSystem.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.
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currentTimeMillisToUTCString
public static java.lang.String currentTimeMillisToUTCString(long timestamp)
Converts a "currentTimeMillis"-obtained timestamp accordingly:"$hours%02d:$minutes%02d:$seconds%02d.$ms%03dUTC"- Parameters:
timestamp- a "currentTimeMillis"-obtained timestamp- Returns:
- the formatted timestamp
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timestamp
public static java.lang.String timestamp(long time)
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base64chars
public static final java.lang.String base64chars()
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base64
public static java.lang.String base64(long l, java.lang.StringBuilder sb)
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base64$default$2
public static java.lang.StringBuilder base64$default$2()
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Requiring
public static final <A> Helpers.Requiring<A> Requiring(A value)
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