- Creating JSON documents from java classes using gson
- scheduleAtFixedRate (Timer)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- getSupportFragmentManager (FragmentActivity)
- BitSet (java.util)
The BitSet class implements abit array [http://en.wikipedia.org/wiki/Bit_array].
Each element is eit
- SortedSet (java.util)
SortedSet is a Set which iterates over its elements in a sorted order. The order
is determined eithe
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- Handler (java.util.logging)
A Handler object accepts a logging request and exports the desired messages to a
target, for example
- Collectors (java.util.stream)
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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