- Running tasks concurrently on multiple threads
- getContentResolver (Context)
- getResourceAsStream (ClassLoader)
- putExtra (Intent)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- ServerSocket (java.net)
This class represents a server-side socket that waits for incoming client
connections. A ServerSocke
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- Executor (java.util.concurrent)
An object that executes submitted Runnable tasks. This interface provides a way
of decoupling task s
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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