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| <td class="top"><a href="index.html" rel="contents">↑ Table of Contents ↑</a></td> |
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| <div class="breadcrumb"><a class="nav" href="s3.html" rel="section">§3 Callout Binding</a> > <a class="nav" href="s3.5.html" rel="section">§3.5 Callout to field</a></div> |
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| <h4 class="subsect">§3.5.(a) <span class="title">Syntax</span><a class="img" href="s3.5.a.html" title="PermaLink to (a) Syntax"><img style="vertical-align:text-top;margin-left:5px;" src="../images/permalink.png" |
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| <p>Using one of the callout modifiers <code>get</code> or <code>set</code> a role method |
| can be bound to a field of the role's base class: |
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| <td class="ln">1</td> |
| <td><pre>getValue <b>-></b> <em>get</em> value;</pre></td> |
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| <td class="ln">2</td> |
| <td><pre>setValue <b>-></b> <em>set</em> value;</pre></td> |
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| <td class="ln">3</td> |
| <td><pre><b>int</b> getValue() <b>-></b> <em>get</em> <b>int</b> value;</pre></td> |
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| <p>where <code>getValue</code>, <code>setValue</code> are abstract role methods of |
| appropriate signatures and <code>value</code> is a field of the bound base class. |
| <br /> |
| A longer syntax is available, too (see line 3 above), which uses complete signatures. |
| For the left hand side <a href="s3.1.c.html" title="§3.1.(c) Kinds of method designators" |
| class="sect">§3.1.(c)</a> applies, for the |
| right hand side, this longer version prepends the field type to the field name. |
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| width="88" /></a><address>© Stephan Herrmann, Christine Hundt, Marco Mosconi</address> |
| OT/J version 1.3 — last modified: 2010-05-18 |
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