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This class represents a server-side socket that waits for incoming client
connections. A ServerSocke
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A Set is a data structure which does not allow duplicate elements.
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SortedSet is a Set which iterates over its elements in a sorted order. The order
is determined eithe
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
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Basic implementation of javax.sql.DataSource that is configured via JavaBeans
properties. This is no
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