- Running tasks concurrently on multiple threads
- getExternalFilesDir (Context)
- getApplicationContext (Context)
- getSystemService (Context)
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- ResultSet (java.sql)
An interface for an object which represents a database table entry, returned as
the result of the qu
- SQLException (java.sql)
An exception that indicates a failed JDBC operation. It provides the following
information about pro
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
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