Package org.jcsp.plugNplay
Class Tail
java.lang.Object
org.jcsp.plugNplay.Tail
- All Implemented Interfaces:
CSProcess
The output stream is the tail of its input stream.
Process Diagram
Description
The first Object (i.e. head) of its input stream is not forwarded. The rest (i.e. tail) is copied through unchanged.Two inputs are needed before any output is produced but, thereafter, one output is produced for each input.
Channel Protocols
Input Channels | ||
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in | java.lang.Object | The in Channel can accept data of any Class. |
Output Channels | ||
out | java.lang.Object | The out Channel will send data of the same type as that sent down the in Channel. |
Implementation Note
The implementation uses anIdentity
process for the copy loop:
public void run () { in.read (); // accept, but discard, the first item new Identity (in, out).run (); // copy the rest of the stream }
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate ChannelInput
The input Channelprivate ChannelOutput
The output Channel -
Constructor Summary
ConstructorsConstructorDescriptionTail
(ChannelInput in, ChannelOutput out) Construct a new Tail process with the input Channel in and the output Channel out. -
Method Summary
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Field Details
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in
The input Channel -
out
The output Channel
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Constructor Details
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Tail
Construct a new Tail process with the input Channel in and the output Channel out.- Parameters:
in
- the input Channelout
- the output Channel
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Method Details