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Source File
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Description
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Grep.java
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Searches a list of files for lines that match a given
regular-expression pattern.
Demonstrates NIO mapped byte buffers, charsets,
and regular expressions.
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Sum.java
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Computes 16-bit checksums for a list of files.
Uses NIO mapped byte buffers for speed.
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TimeQuery.java
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Asks a list of hosts what time it is.
Is a simple, blocking program that
demonstrates NIO socket channels (connection and reading),
buffer handling, charsets, and regular expressions.
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TimeServer.java
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Listens for connections and tells callers what time it is.
Is a simple, blocking program that
demonstrates NIO socket channels (accepting and writing),
buffer handling, charsets, and regular expressions.
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Ping.java
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Connects to each of a list of hosts
and measures the time required to complete the connection.
Uses a selector and two additional threads
to demonstrate non-blocking connects and
the multithreaded use of a selector.
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NBTimeServer.java
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Implements a non-blocking Internet time server.
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