: Class OperatorWeightComparator

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operators
Class OperatorWeightComparator

java.lang.Object
  |
  +--operators.OperatorWeightComparator

Dieser Comparator ordnet Operatoren nach ihren Gewichten. Wenn zwei verglichene Operatoren Objekte der gleichen Klasse sind, dann sind sie gleich.

Constructor Summary
`OperatorWeightComparator()`

Method Summary
`int`	`compare(java.lang.Object o1, java.lang.Object o2)` Gleich sind zwei Operatoren jedoch nur, wenn ihre Klassen gleich sind.
`boolean`	`equals(java.lang.Object obj)`

Methods inherited from class java.lang.Object

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

Constructor Detail

public OperatorWeightComparator()

Method Detail

public boolean equals(java.lang.Object obj)

Specified by:: equals in interface java.util.Comparator
Parameters:: obj - the reference object with which to compare.
Returns:: true only if the specified object is also a comparator and it imposes the same ordering as this comparator.
Overrides:: equals in class java.lang.Object
Since:: Version 1.0
See Also:: Object.equals(java.lang.Object), Object.hashCode()

public int compare(java.lang.Object o1,
                   java.lang.Object o2)

Gleich sind zwei Operatoren jedoch nur, wenn ihre Klassen gleich sind. Sonst entscheidet das Gewicht nach der Ordnung.

Specified by:: compare in interface java.util.Comparator
Returns:: a negative integer, zero, or a positive integer as the first argument is less than, equal to, or greater than the second.
Throws:: java.lang.ClassCastException - if the arguments' types prevent them from being compared by this Comparator.