- Creating JSON documents from java classes using gson
- startActivity (Activity)
- getApplicationContext (Context)
- putExtra (Intent)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- DataSource (javax.sql)
An interface for the creation of Connection objects which represent a connection
to a database. This
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- IsNull (org.hamcrest.core)
Is the value null?
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