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- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
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This class consists exclusively of static methods that operate on or return
collections. It contains
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A Set is a data structure which does not allow duplicate elements.
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TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- LogFactory (org.apache.commons.logging)
Factory for creating Log instances, with discovery and configuration features
similar to that employ
- DateTimeFormat (org.joda.time.format)
Factory that creates instances of DateTimeFormatter from patterns and styles.
Datetime formatting i
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
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