libisofs-legacy/doc/devel/UML/stream.violet

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<?xml version="1.0" encoding="UTF-8"?>
<java version="1.6.0" class="java.beans.XMLDecoder">
<object class="com.horstmann.violet.ClassDiagramGraph">
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<string>TransformStream</string>
</void>
</void>
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<void property="text">
<string>get_size()
read()
open()
close()
is_repeatable()</string>
</void>
</void>
<void property="name">
<void property="text">
<string>«interface»
Stream</string>
</void>
</void>
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<string>FileStream</string>
</void>
</void>
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<string>CompressionFilter</string>
</void>
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<string>EncryptionFilter</string>
</void>
</void>
</object>
</void>
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<object id="ClassNode4" class="com.horstmann.violet.ClassNode">
<void property="name">
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<string>ExtAppFilter</string>
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</void>
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<string>filter(in, out)</string>
</void>
</void>
<void property="name">
<void property="text">
<string>«interface»
Filter</string>
</void>
</void>
</object>
</void>
<void property="name">
<string>Filters</string>
</void>
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</void>
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<object id="NoteNode0" class="com.horstmann.violet.NoteNode">
<void property="text">
<void property="text">
<string>A Stream to read data from an abstract
file represented by a SourceFile</string>
</void>
</void>
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<void property="text">
<void property="text">
<string>A stream to get data from an arbitrary file
descritor. size must be know in advance.</string>
</void>
</void>
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<string>fd : int
size : off_t</string>
</void>
</void>
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<void property="text">
<string>FdStream</string>
</void>
</void>
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<void property="text">
<string>A Filter do a tranformation on a stream of data.
The main difference with TransformSources is that
a Filter can be applied to several sources.
NOTES:
- filter() method still to define
- A filter_changes_size() method can be useful
</string>
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<void property="attributes">
<void property="text">
<string>size : off_t
lba: off_t</string>
</void>
</void>
<void property="name">
<void property="text">
<string>CutOutStream</string>
</void>
</void>
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<string>This can be implemented as a Filter, but
it has no sense to have the same cut out
filter to several sources, so this is a better
place.</string>
</void>
</void>
</object>
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</object>
</void>
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<void property="text">
<void property="text">
<string>A stream that applies some transformation
to the contents of another stream.</string>
</void>
</void>
</object>
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</void>
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<void property="name">
<void property="text">
<string>«interface»
SourceFile</string>
</void>
</void>
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<void property="endLabel">
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</object>
<object idref="ClassNode1"/>
<object idref="InterfaceNode2"/>
</void>
</object>
</java>