- Start an intent from android
- runOnUiThread (Activity)
- scheduleAtFixedRate (Timer)
Schedules the specified task for repeated fixed-rate execution, beginning after
the specified delay.
- getSystemService (Context)
- 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
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- SQLException (java.sql)
An exception that indicates a failed JDBC operation. It provides the following
information about pro
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Scheduler (org.quartz)
This is the main interface of a Quartz Scheduler. A Scheduler maintains a registry of org.quartz.Job