- Creating JSON documents from java classes using gson
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- startActivity (Activity)
- addToBackStack (FragmentTransaction)
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- DateTimeFormat (org.joda.time.format)
Factory that creates instances of DateTimeFormatter from patterns and styles.
Datetime formatting i
- Menu (java.awt)
- Annotation (javassist.bytecode.annotation)
The annotation structure.An instance of this class is returned bygetAnnotations() in AnnotationsAttr
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