object numProcs extends GlobalFlag[Double]
Flag for the number of available processors
If unset, the default is obtained from the JVM runtime. If set to -1.0, the result is forced to the value provided by the JVM runtime.
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- def apply(): Double
Return this flag's current value.
Return this flag's current value. The default value is returned when the flag has not otherwise been set.
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- final def asInstanceOf[T0]: T0
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- def clone(): AnyRef
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- def defaultString(): String
String representation of this flag's default value
String representation of this flag's default value
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- final def eq(arg0: AnyRef): Boolean
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- def equals(arg0: AnyRef): Boolean
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- def finalize(): Unit
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- def get: Option[Double]
Get the value if it has been set.
Get the value if it has been set.
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- Flag
- Note
if no user-defined value has been set,
None
will be returned even when a default value is supplied.- See also
Flag.getWithDefault
- final def getClass(): Class[_ <: AnyRef]
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- def getGlobalFlag: Flag[_]
Used by Flags.parseArgs to initialize Flag values.
Used by Flags.parseArgs to initialize Flag values.
- Definition Classes
- GlobalFlag
- Note
Called via reflection assuming it will be a
static
method on a singletonobject
. This causes problems for Java developers who want to create a GlobalFlag as there is no good means for them to have it be astatic
method. Thus, Java devs must add a methodpublic static Flag<?> globalFlagInstance()
which returns the singleton instance of the flag. See JavaGlobalFlag for more details.
- def getUnparsed: Option[String]
Get the *unparsed* (as string) value if it has been set.
Get the *unparsed* (as string) value if it has been set.
- Definition Classes
- Flag
- Note
if no user-defined value has been set,
None
will be returned even when a default value is supplied.- See also
Flag.getWithDefaultUnparsed
- def getValue: Option[Double]
- Attributes
- protected
- Definition Classes
- numProcs → GlobalFlag → Flag
- def getWithDefault: Option[Double]
Get the value if it has been set or if there is a default value supplied.
Get the value if it has been set or if there is a default value supplied.
- Definition Classes
- Flag
- See also
Flag.get and Flag.isDefined if you are interested in determining if there is a supplied value.
- def getWithDefaultUnparsed: Option[String]
Get the *unparsed* (as string) value if it has been set or if there is a default value supplied.
Get the *unparsed* (as string) value if it has been set or if there is a default value supplied.
- Definition Classes
- Flag
- See also
Flag.get and Flag.isDefined if you are interested in determining if there is a supplied value.
- def hashCode(): Int
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- val help: String
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- Flag
- def isDefined: Boolean
True if the flag has been set.
True if the flag has been set.
- Definition Classes
- Flag
- Note
if no user-defined value has been set,
false
will be returned even when a default value is supplied.
- final def isInstanceOf[T0]: Boolean
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- def let[R](t: Double)(f: => R): R
Override the value of this flag with
t
, only for the scope of the current com.twitter.util.Local for the given functionf
.Override the value of this flag with
t
, only for the scope of the current com.twitter.util.Local for the given functionf
. - def letClear[R](f: => R): R
Unset the value of this flag, such that isDefined will return
false
, only for the scope of the current com.twitter.util.Local for the given functionf
.Unset the value of this flag, such that isDefined will return
false
, only for the scope of the current com.twitter.util.Local for the given functionf
. - def letParse[R](arg: String)(f: => R): R
Override the value of this flag with
arg
String
parsed to this Flag'sT
type, only for the scope of the current com.twitter.util.Local for the given functionf
.Override the value of this flag with
arg
String
parsed to this Flag'sT
type, only for the scope of the current com.twitter.util.Local for the given functionf
. - val name: String
The "name", or "id", of this Flag.
The "name", or "id", of this Flag.
While not marked
final
, if a subclass overrides this value, then developers must set that flag via System properties as otherwise it will not be recognized with command-line arguments. e.g.-DyourGlobalFlagName=flagName
- Definition Classes
- GlobalFlag → Flag
- final def ne(arg0: AnyRef): Boolean
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- def noArgumentOk: Boolean
Indicates whether or not the flag is valid without an argument.
Indicates whether or not the flag is valid without an argument.
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- Flag
- final def notify(): Unit
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- @native()
- final def notifyAll(): Unit
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- def parse(): Unit
Parse this flag with no argument.
Parse this flag with no argument.
- Definition Classes
- Flag
- def parse(raw: String): Unit
Parse value
raw
into this flag.Parse value
raw
into this flag.- Definition Classes
- Flag
- def parsingDone: Boolean
- Attributes
- protected[this]
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- GlobalFlag → Flag
- def reset(): Unit
Reset this flag's value
Reset this flag's value
- Definition Classes
- Flag
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- def toString(): String
String representation of this flag in -foo='bar' format, suitable for being used on the command line.
String representation of this flag in -foo='bar' format, suitable for being used on the command line.
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- Flag → AnyRef → Any
- def usageString: String
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- Flag
- final def wait(): Unit
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- final def wait(arg0: Long, arg1: Int): Unit
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- final def wait(arg0: Long): Unit
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- @throws(classOf[java.lang.InterruptedException]) @native()