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A ConnectException is thrown if a connection cannot be established to a remote
host on a specific po
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An interface for an object which represents a database table entry, returned as
the result of the qu
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- Properties (java.util)
A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
- Stack (java.util)
Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
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