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mkersten
ebfe0a1a9a
Adding scrubbed demos (figures & spacewar), scripts, slides, and Eclipse project configurations.
|
20 years ago | |
|---|---|---|
| .. | ||
| scratch | 20 years ago | |
| src/figures | 20 years ago | |
| src-fresh/figures | 20 years ago | |
| .classpath | 20 years ago | |
| .project | 20 years ago | |
| build.xml | 20 years ago | |
| readme.html | 20 years ago | |
readme.html
readme.html
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<h2 align="center">AspectJ Figures Demo Instructions</h2>
<h4>Setup</h4>
<ul>
<li>
<p style="text-align: left">src: contains the end result of the demo, with the Canvas.updateHistory()
call refactored into the src/figures/support/HistoryUpdating.aj aspect</li>
<li>
<p style="text-align: left">src-fresh: contains the plain Java sources that the demo starts with</li>
</ul>
<h4>Reset </h4>
<ul>
<li>run the "reset" target in build.xml to reset overwrite the sources in
src with those in src-fresh</li>
</ul>
<h4>Script</h4>
<div align="center">
<table class="MsoNormalTable" border="0" cellspacing="3" cellpadding="0" style="width: 531.65pt; margin-left: -7.95pt" id="table1">
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Show Figure editor running</span></p>
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Inspect Point.java</span></p>
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Use joinpoint probe or Eclipse search to find calls</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1">call(void
figures.Canvas.updateHistory())</font></span></td>
</tr>
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Describe places that it’s called</span></p>
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">create aspect (defines a special class that can crosscut other
classes)</span></p>
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">aspect HistoryUpdating </span></p>
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">write pointcut (has name and parameters)</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1">pointcut moves():
</font> </span></p>
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1"> execution(void
Line.setP1(Point)) || </font> </span></p>
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1"> execution(void
Line.setP2(Point));</font></span></td>
</tr>
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">write after advice (runs “on the way back out”)</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1">after() returning: move() { <br>
<runs after each move> }</font></span></td>
</tr>
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">extend advice to Point setters (multi-class)</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1">call(void FigureElement+.set*(..))</font></span></td>
</tr>
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">capture context & use interface</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1">move(FigureElement fe):
this(fe)
&&..</font></span></td>
</tr>
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Show structure, note that SlothfulPoint is now included</span></p>
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Run & show effect</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1"> </font></span></td>
</tr>
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Show Point.moveBy history violoation</span></p>
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Want to make sure that sets of private fields of classes implementing
FigureElement only happen from within the set methods</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1">declare warning:
</font> </span></p>
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1"> set(private * FigureElement+.*) <br>
&& !(withincode(*
FigureElement+.set*(..)) || <br>
withincode(FigureElement+.new(..))):</font></span></p>
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family: Courier"><font size="1"> "should only assign to fields
from set methods";</font></span></td>
</tr>
<tr style="height: 33.45pt">
<td style="width: 231px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="text-indent: -.25in; margin-left: 40.5pt">
<span style="font-size: 10.0pt; font-family: Symbol">·<span style="font:7.0pt "Times New Roman"">
</span></span><span style="font-size:10.0pt;font-family:
Tahoma">Write before advice that does precondition checking on Points.</span></td>
<td style="width: 461px; height: 33.45pt; padding: 1.5pt; background: #F7F7F7">
<p class="MsoNormal" style="margin-left:7.5pt">
<span style="font-family:"Courier New""><font size="2">before(int</font><font size="2">
newValue): <br>
set(int Point.*) && args(newValue) {<br>
if (newValue < 0) {<br>
throw new IAE("too small");<br>
} <br>
}</font></span></td>
</tr>
</table>
</div>
<p> </p>