- Creating JSON documents from java classes using gson
- getSystemService (Context)
- startActivity (Activity)
- getApplicationContext (Context)
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- JarFile (java.util.jar)
JarFile is used to read jar entries and their associated data from jar files.
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- Github Copilot alternatives