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<p><font size="4">Hi folks, <br>
</font></p>
<p><font size="4">When I look at the code, at line 9 :</font></p>
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<pre style="margin: 0; line-height: 125%"> 1
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<pre style="margin: 0; line-height: 125%"><span
style="color: #BB0066; font-weight: bold">DataStream</span><span
style="color: #0066BB; font-weight: bold">>>nextPut:</span> <span
style="color: #996633">anObject</span>
<span style="color: #888888">"Write anObject to the receiver stream. Answer anObject."</span>
<span style="color: #333333">|</span><span style="color: #996633"> typeID selector objectToStore </span><span
style="color: #333333">|</span>
<span style="color: #996633">typeID</span> <span style="color: #333333">:=</span> <span
style="color: #007020">self</span> <span
style="color: #0066BB; font-weight: bold">typeIDFor:</span> <span
style="color: #996633">anObject</span>.
(<span style="color: #007020">self</span> <span
style="color: #0066BB; font-weight: bold">tryToPutReference:</span> <span
style="color: #996633">anObject</span> <span
style="color: #0066BB; font-weight: bold">typeID:</span> <span
style="color: #996633">typeID</span>)
<span style="color: #007020">ifTrue:</span> [<span
style="color: #333333">^</span> <span
style="color: #996633">anObject</span>].
<span style="color: #996633">objectToStore</span> <span
style="color: #333333">:=</span> (<span
style="color: #007020">self</span> <span
style="color: #0066BB; font-weight: bold">objectIfBlocked:</span> <span
style="color: #996633">anObject</span>) <span
style="color: #0066BB; font-weight: bold">objectForDataStream:</span> <span
style="color: #007020">self</span>.
<span style="color: #996633">objectToStore</span> <span
style="color: #0066BB; font-weight: bold">==</span> <span
style="color: #996633">anObject</span> <span
style="color: #007020">ifFalse:</span> [<span
style="color: #996633">typeID</span> <span
style="color: #333333">:=</span> <span
style="color: #007020">self</span> <span
style="color: #0066BB; font-weight: bold">typeIDFor:</span> <span
style="color: #996633">objectToStore</span>].
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<p><font size="4">Then in DiskProxy usage, for example:</font></p>
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<pre style="margin: 0; line-height: 125%"><span
style="color: #BB0066; font-weight: bold">WorldMorph</span><span
style="color: #0066BB; font-weight: bold">>>objectForDataStream:</span> <span
style="color: #996633">refStrm</span>
<span style="color: #888888">"I am about to be written on an object file. Write a path to me in the other system instead."</span>
<span style="color: #333333">|</span><span style="color: #996633"> dp </span><span
style="color: #333333">|</span>
<span style="color: #996633">dp</span> <span style="color: #333333">:=</span> <span
style="color: #BB0066; font-weight: bold">DiskProxy</span> <span
style="color: #0066BB; font-weight: bold">global:</span> <span
style="color: #AA6600">#Smalltalk</span> <span
style="color: #0066BB; font-weight: bold">selector:</span> <span
style="color: #AA6600">#runningWorld</span> <span
style="color: #0066BB; font-weight: bold">args:</span> <span
style="color: #AA6600">#()</span>.
<span style="color: #996633">refStrm</span> <span
style="color: #0066BB; font-weight: bold">replace:</span> <span
style="color: #007020">self</span> <span
style="color: #0066BB; font-weight: bold">with:</span> <span
style="color: #996633">dp</span>.
<span style="color: #333333">^</span> <span style="color: #996633">dp</span>
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<p><font size="4">The </font><span style="color: #996633">refStrm</span>
<span style="color: #0066BB; font-weight: bold">replace:</span> <span
style="color: #007020">self</span> <span
style="color: #0066BB; font-weight: bold">with:</span> <span
style="color: #996633">dp</span>. does not make sense to me
because self was not added to the stream yet<br>
</p>
<p>What am I missing?<br>
</p>
<p><font size="4">Thanks</font></p>
<p><font size="4">Hilaire<br>
</font></p>
<p><font size="4"><br>
</font></p>
<pre class="moz-signature" cols="72">--
<a class="moz-txt-link-freetext" href="http://mamot.fr/@drgeo">http://mamot.fr/@drgeo</a></pre>
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