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Thrown when a file specified by a program cannot be found.
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A class for turning a byte stream into a character stream. Data read from the
source input stream is
- Hashtable (java.util)
A plug-in replacement for JDK1.5 java.util.Hashtable. This version is based on
org.cliffc.high_scale
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
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