Class Overview
A typesafe enumeration for describing mathematical operators.
Summary
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abstract
double
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eval(double x, double y)
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static
Set
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keySet()
Returns an enumeration of the keys for this enumerated type
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[Expand]
Inherited Methods |
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From class
java.lang.Object
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Object
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clone()
Creates and returns a copy of this object.
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boolean
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equals(Object obj)
Indicates whether some other object is "equal to" this one.
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void
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finalize()
Called by the garbage collector on an object when garbage collection
determines that there are no more references to the object.
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final
Class<?>
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getClass()
Returns the runtime class of this Object.
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int
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hashCode()
Returns a hash code value for the object.
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final
void
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notify()
Wakes up a single thread that is waiting on this object's
monitor.
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final
void
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notifyAll()
Wakes up all threads that are waiting on this object's monitor.
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String
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toString()
Returns a string representation of the object.
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final
void
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wait()
Causes the current thread to wait until another thread invokes the
notify() method or the
notifyAll() method for this object. |
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final
void
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wait(long timeout, int nanos)
Causes the current thread to wait until another thread invokes the
notify() method or the
notifyAll() method for this object, or
some other thread interrupts the current thread, or a certain
amount of real time has elapsed. |
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final
void
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wait(long timeout)
Causes the current thread to wait until either another thread invokes the
notify() method or the
notifyAll() method for this object, or a
specified amount of time has elapsed. |
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Fields
Public Methods
public
static
Operator
toOperator
(String s)
Maps a string to its corresponding Operator object.
Parameters
| s
| an string to match against Operator objects. |
Returns
- The Operator object matching the given string.
public
String
toString
()
Returns the string representation of this Operator object.
Returns
- the string representation of this Operator object
Protected Methods
protected
abstract
double
eval
(double x, double y)
protected
static
Set
keySet
()
Returns an enumeration of the keys for this enumerated type
Returns
- The Operator object matching the given string.