Package localsolver
Class LSInterval
- java.lang.Object
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- localsolver.LSInterval
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public class LSInterval extends java.lang.Object
Value type for interval expressions. Such value is obtained withLSExpression.getIntervalValue()
orLSSolution.getIntervalValue(localsolver.LSExpression)
.- Since:
- 12.0
- See Also:
LSSolution
,LSExpression
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Constructor Summary
Constructors Constructor Description LSInterval()
LSInterval(long start, long end)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
contains(long value)
Returns true if the interval contains the given value, false otherwise.long
count()
Returns the number of elements in the interval.boolean
equals(java.lang.Object obj)
long
getEnd()
Returns the end of the interval.long
getStart()
Returns the start of the interval.int
hashCode()
boolean
isDegenerate()
Returns true if the interval is degenerate.boolean
isVoid()
Returns true if the interval is void.java.util.Iterator<java.lang.Long>
iterator()
Returns an iterator for the content of this interval.java.lang.String
toString()
Returns a string representation of the interval.
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Method Detail
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isVoid
public boolean isVoid()
Returns true if the interval is void. A void interval is an empty interval with no valid start or end bounds.- Returns:
- True if the interval is void.
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isDegenerate
public boolean isDegenerate()
Returns true if the interval is degenerate. A degenerate interval is an interval with equal start and end bounds. It does not contain any element however.- Returns:
- True if the interval is degenerate.
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getStart
public long getStart()
Returns the start of the interval. Cannot be called on a void interval as it does not have a valid start.- Returns:
- Start of the interval.
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getEnd
public long getEnd()
Returns the end of the interval. Cannot be called on a void interval as it does not have a valid end.- Returns:
- End of the interval.
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count
public long count()
Returns the number of elements in the interval. A void or degenerate interval does not contain any element.- Returns:
- Number of elements in the interval.
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contains
public boolean contains(long value)
Returns true if the interval contains the given value, false otherwise.- Parameters:
value
- Element whose presence in this interval is to be tested.- Returns:
- True if the interval contains the value
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toString
public java.lang.String toString()
Returns a string representation of the interval.- Overrides:
toString
in classjava.lang.Object
- Returns:
- String representation.
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hashCode
public int hashCode()
- Overrides:
hashCode
in classjava.lang.Object
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equals
public boolean equals(java.lang.Object obj)
- Overrides:
equals
in classjava.lang.Object
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iterator
public java.util.Iterator<java.lang.Long> iterator()
Returns an iterator for the content of this interval.- Returns:
- Read-only iterator for the content of this interval.
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