- Creating JSON documents from java classes using gson
- getExternalFilesDir (Context)
- addToBackStack (FragmentTransaction)
- setContentView (Activity)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- UnknownHostException (java.net)
Thrown when a hostname can not be resolved.
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- Point (java.awt)
A point representing a location in (x,y) coordinate space, specified in integer
precision.
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