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| <div class="edit-this-page"><a href="https://github.com/apache/isis/edit/2.0.0-M3/api/applib/src/main/adoc/modules/applib-classes/pages/roles-mixins-contributees/mixins/Object.adoc">Edit</a></div> |
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| <article class="doc"> |
| <a name="section-top"></a> |
| <h1 class="page"><code>Object</code></h1> |
| <div id="preamble"> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>The framework provides a single mixin that contributes to simply <code>java.lang.Object</code>. |
| It provides the ability to download the layout XML for any domain object (in practical terms: entities and view models).</p> |
| </div> |
| <div class="paragraph"> |
| <p>These mixin actions are all associated with the "Metadata" fieldset. |
| A number of other <a href="../../about.html#Persistable" class="page">mixins</a> also contribute properties or actions to the "Metadata" fieldset.</p> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="clearHints"><a class="anchor" href="#clearHints"></a><code>clearHints()</code></h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>When a domain object is rendered the end-user can select different tabs, and for collections can sort the columns, |
| navigate to second pages, or select different views of collections. |
| If the user revisits that object, the <a href="../../../../../vw/2.0.0-M3/about.html" class="page">Wicket viewer</a> will remember these hints and render the domain object in the same state. |
| These rendering hints are also included if the user copies the URL using the anchor link (to right hand of the object’s title).</p> |
| </div> |
| <div class="paragraph"> |
| <p>The <code>Object_clearHints</code> mixin provides the ability for the end-user to discard these hints so that the object is |
| rendered in its initial state:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">public void clearHints() { |
| ... |
| }</code></pre> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="related-services"><a class="anchor" href="#related-services"></a>Related Services</h3> |
| <div class="paragraph"> |
| <p>This mixin uses the <a href="../../../applib-svc/HintStore.html" class="page"><code>HintStore</code></a> service to store and retrieve UI hints for each rendered object, per user.</p> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="downloadlayoutxml"><a class="anchor" href="#downloadlayoutxml"></a><code>downloadLayoutXml()</code></h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>The <code>Object_downloadLayoutXml</code> mixin provides an action to download the <a href="../../../../../userguide/2.0.0-M3/fun/ui.html#object-layout" class="page">layout XML</a> for the current domain object. |
| It has the following signature:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">public Object downloadLayoutXml( |
| @ParameterLayout(named = "File name") |
| final String fileName, |
| final LayoutService.Style style) { <i class="conum" data-value="1"></i><b>(1)</b> |
| ... |
| }</code></pre> |
| </div> |
| </div> |
| <div class="colist arabic"> |
| <table> |
| <tr> |
| <td><i class="conum" data-value="1"></i><b>1</b></td> |
| <td>either current, complete, normalized or minimal.</td> |
| </tr> |
| </table> |
| </div> |
| <div class="paragraph"> |
| <p>See the documentation on <a href="../../../../../userguide/2.0.0-M3/fun/ui.html#object-layout" class="page">layout XML</a> and also |
| the <a href="../../../applib-svc/LayoutService.html" class="page"><code>LayoutService</code></a> for more information on these styles</p> |
| </div> |
| <div class="sect2"> |
| <h3 id="related-services-2"><a class="anchor" href="#related-services-2"></a>Related Services</h3> |
| <div class="paragraph"> |
| <p>This mixin calls <a href="../../../applib-svc/LayoutService.html" class="page"><code>LayoutService</code></a> to obtain the layout XML.</p> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="rebuildMetamodel"><a class="anchor" href="#rebuildMetamodel"></a><code>rebuildMetamodel()</code></h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>The <code>Object_rebuildMetamodel</code> mixin provides the ability to discard the current internal metamodel data (an instance of <code>ObjectSpecification</code>) for the domain class of the rendered object, and recreate from code and other sources (most notably, layout XML data). |
| It has the following signature:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">public void rebuildMetamodel() { |
| ... |
| }</code></pre> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="related-services-3"><a class="anchor" href="#related-services-3"></a>Related Services</h3> |
| <div class="paragraph"> |
| <p>This mixin calls <a href="#refguide:applib-svc:MetamodelService.adoc" class="page unresolved"><code>MetaModelService</code></a> and the <a href="../../../applib-svc/GridService.html" class="page"><code>GridService</code></a> to invalidate their caches.</p> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="sect1"> |
| <h2 id="openrestapi"><a class="anchor" href="#openrestapi"></a><code>openRestApi()</code></h2> |
| <div class="sectionbody"> |
| <div class="paragraph"> |
| <p>The <code>Object_openRestApi</code> mixin provides an action to navigate to the URL of the <a href="../../../../../vro/2.0.0-M3/about.html" class="page">Restful Objects resource</a> corresponding to the domain object. |
| It has the following signature:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">public URL openRestApi() { /* ... */ }</code></pre> |
| </div> |
| </div> |
| <div class="sect2"> |
| <h3 id="related-services-4"><a class="anchor" href="#related-services-4"></a>Related Services</h3> |
| <div class="paragraph"> |
| <p>This mixin calls <a href="../../../applib-svc/BookmarkService.html" class="page"><code>BookmarkService</code></a> to build the URL.</p> |
| </div> |
| </div> |
| </div> |
| </div> |
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