- Creating JSON documents from java classes using gson
- getSupportFragmentManager (FragmentActivity)
- scheduleAtFixedRate (Timer)
- scheduleAtFixedRate (ScheduledExecutorService)
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- Comparator (java.util)
A Comparator is used to compare two objects to determine their ordering with
respect to each other.
- HttpServlet (javax.servlet.http)
Provides an abstract class to be subclassed to create an HTTP servlet suitable
for a Web site. A sub
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- IsNull (org.hamcrest.core)
Is the value null?
- Logger (org.slf4j)
The org.slf4j.Logger interface is the main user entry point of SLF4J API. It is
expected that loggin
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