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<p class="overviewlink">
<a href="overview-summary.html">Overview</a>
</p>
<h1>NetBeans Architecture Answers for Actions APIs module</h1>
<ul>
<li>
<b>Author:</b> pzavadsky@netbeans.org</li>
<li>
<b>Answers as of:</b> 14-Sep-2018</li>
<li>
<b>Answers for questions version:</b> 1.12</li>
<li>
<b>Latest available version of questions:</b> 1.29</li>
</ul>
<strong>
WARNING: answering questions version 1.12
rather than the current 1.29.
</strong>
<hr>
<h2>Interfaces table</h2>
<a name="group-java">
<h5>Group of java interfaces</h5>
</a>
<table cellpadding="1" cellspacing="0" border="0" class="tablebg" width="100%">
<tr>
<td>
<table border="0" cellpadding="3" cellspacing="1" width="100%">
<tr class="tablersh">
<td align="CENTER" width="25%"><span class="titlectable">Interface Name</span></td><td align="CENTER" width="10%"><span class="titlectable">In/Out</span></td><td align="CENTER" width="10%"><span class="titlectable">Stability</span></td><td align="CENTER"><span class="titlectable">Specified in What Document?</span></td>
</tr>
<tr class="tabler">
<td>NodesAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-NodesAPI"><a href="../org-openide-nodes/overview-summary.html">
.../overview-summary.html</a>
<p></p>
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>WindowSystemAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-WindowSystemAPI"><a href="../org-openide-windows/overview-summary.html">
.../overview-summary.html</a>
<p></p>
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>ExplorerAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-ExplorerAPI"><a href="../org-openide-explorer/overview-summary.html">
.../overview-summary.html</a>
<p></p>
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.8
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>FilesystemsAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-FilesystemsAPI"><a href="../org-openide-filesystems/overview-summary.html">
.../overview-summary.html</a>
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>LoadersAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-LoadersAPI"><a href="../org-openide-loaders/overview-summary.html">
.../overview-summary.html</a>
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>UtilitiesAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-UtilitiesAPI"><a href="../org-openide-util-ui/overview-summary.html">
.../overview-summary.html</a>
<p></p>
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
9.3
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>org.openide.awt</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-org.openide.awt">
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.5
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>DialogsAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-DialogsAPI">
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>EditorAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-EditorAPI">
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.16
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>WeakListener.setAccessible</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Devel">Under Development</a></td><td><a name="java-WeakListener.setAccessible">
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
9.3
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>LookupAPI</td><td>Imported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-LookupAPI">
<p></p>
The module is needed for compilation.
The module is used during runtime.
Specification version
8.1
is required.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>ActionsAPI</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Official">Official</a></td><td><a name="java-ActionsAPI"><a href="overview-summary.html">overview-summary.html</a>
<p></p>
</a></td>
</tr>
</table>
</td>
</tr>
</table>
<p></p>
<a name="group-property">
<h5>Group of property interfaces</h5>
</a>
<table cellpadding="1" cellspacing="0" border="0" class="tablebg" width="100%">
<tr>
<td>
<table border="0" cellpadding="3" cellspacing="1" width="100%">
<tr class="tablersh">
<td align="CENTER" width="25%"><span class="titlectable">Interface Name</span></td><td align="CENTER" width="10%"><span class="titlectable">In/Out</span></td><td align="CENTER" width="10%"><span class="titlectable">Stability</span></td><td align="CENTER"><span class="titlectable">Specified in What Document?</span></td>
</tr>
<tr class="tabler">
<td>OpenIDE-Transmodal-Action</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Devel">Under Development</a></td><td><a name="property-OpenIDE-Transmodal-Action">
<p></p>Inidicates action can be performed
(typicaly via shortcut) even when dialog is popped out (modal or modeless).<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>delegates</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Devel">Under Development</a></td><td><a name="property-delegates">
<p></p>Used internaly in <code>PasteAction</code> delegate action
which serves to pass an array of <code>PasteType</code> or <code>Action</code> to global instance (it is the only one
which actually performs paste operation).<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>iconBase</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Devel">Under Development</a></td><td><a name="property-iconBase">
<p></p>Used in companion to Actions.SMALL_ICON. Because there
is no way to specify values for other types of icons the value of "iconBase" is used
to construct the resource names of disabled, pressed and rollover icons. The value is
expected to contain a resource path of the normal icon. Strings "_pressed",
"_disabled" and "_rollover" are inserted before the suffix when searching for
the other types of icons.<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>noIconInMenu</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Devel">Under Development</a></td><td><a name="property-noIconInMenu">
<p></p>
Allowed value <code>Boolean.TRUE</code>.
Influences the display of the action in the main menu, the item will have no icon there. Works for Actions that don't define custom MenuPresenter.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>PreferredIconSize</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Devel">Under Development</a></td><td><a name="property-PreferredIconSize">
<p></p>
Used to support 24x24 icons in toolbars. If toolbar button has client property "PreferredIconSize"
set to Integer(24) button tries to load icon with name "iconBase" + "24" eg. "cut24.gif".
Strings "_pressed","_disabled" and "_rollover" are inserted before the suffix when searching for
the other types of icons eg.:"cut24_pressed.gif".<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>waitFinished</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Friend">Friend</a></td><td><a name="property-waitFinished">
<p></p>
There is a new contract established between the caller of an action that
allows mutual communication and possible synchronous execution even for
actions that by default perform their operations asynchronously. If the
action's <code>actionPeformed</code> method is passed <code>ActionEvent</code>
with command <q>waitFinished</q> the action shall be executed synchronously.
The code:
<pre xml:space="preserve">
action.actionPerformed (new ActionEvent (this, 0, "waitFinished"))
</pre>
shall be executed synchronously, even if the action by default runs asynchronously.
All asynchronous actions are asked to obey this contract, <code>CallableSystemAction</code>
does it by default. However this contract is defined as friend one
and may be abandoned in future.
<p></p>
</a></td>
</tr>
<tr class="tabler">
<td>ActionMapKeys</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Stable">Stable</a></td><td><a name="property-ActionMapKeys">
<p></p>
<code>CallableSystemAction</code> uses its <code>getActionMapKey()</code> method
(usually overriden by subclasses) to get a key which is then searched in the
<code>ActionMap</code> obtained from the action's context. Other modules can
register their own action then:
<pre xml:space="preserve">
topComponent.getActionMap ().put (theKey, new YourOwnSwingAction ());
</pre>
Here is the list of special keys:
<ul>
<li>
<code>"cloneWindow"</code> - an action to be executed when a top component is to be cloned</li>
<li>
<code>"closeWindow"</code> - an action when a view is about to be closed</li>
<li>
<code>DefaultEditorKit.copyAction</code> - copy action handler</li>
<li>
<code>DefaultEditorKit.cutAction</code> - cut action handler</li>
<li>
<code>"delete"</code> - delete action handler</li>
<li>
<code>DefaultEditorKit.pasteAction</code> - paste action handler</li>
<!-- new since 5.8 -->
<li>
<code>"jumpNext"</code> - when a next element shall be selected</li>
<li>
<code>"jumpPrev"</code> - when a previous element shall be selected</li>
</ul>
<p></p>
</a></td>
</tr>
</table>
</td>
</tr>
</table>
<p></p>
<a name="group-systemproperty">
<h5>Group of systemproperty interfaces</h5>
</a>
<table cellpadding="1" cellspacing="0" border="0" class="tablebg" width="100%">
<tr>
<td>
<table border="0" cellpadding="3" cellspacing="1" width="100%">
<tr class="tablersh">
<td align="CENTER" width="25%"><span class="titlectable">Interface Name</span></td><td align="CENTER" width="10%"><span class="titlectable">In/Out</span></td><td align="CENTER" width="10%"><span class="titlectable">Stability</span></td><td align="CENTER"><span class="titlectable">Specified in What Document?</span></td>
</tr>
<tr class="tabler">
<td>org.openide.util.actions.CallableSystemAction.synchronousByDefault</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Friend">Friend</a></td><td><a name="systemproperty-org.openide.util.actions.CallableSystemAction.synchronousByDefault">
<p></p>
If set to <code>true</code>, changes default value of the
<code>asynchronous()</code> method. Useful for unit tests
which would prefer to run all tested actions synchronously.
<p></p>
</a></td>
</tr>
</table>
</td>
</tr>
</table>
<p></p>
<a name="group-layer">
<h5>Group of layer interfaces</h5>
</a>
<table cellpadding="1" cellspacing="0" border="0" class="tablebg" width="100%">
<tr>
<td>
<table border="0" cellpadding="3" cellspacing="1" width="100%">
<tr class="tablersh">
<td align="CENTER" width="25%"><span class="titlectable">Interface Name</span></td><td align="CENTER" width="10%"><span class="titlectable">In/Out</span></td><td align="CENTER" width="10%"><span class="titlectable">Stability</span></td><td align="CENTER"><span class="titlectable">Specified in What Document?</span></td>
</tr>
<tr class="tabler">
<td>UI-ToolActions</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Stable">Stable</a></td><td><a name="layer-UI-ToolActions">
<p></p>
Register your <a href="http://download.oracle.com/javase/8/docs/api/javax/swing/Action.html" shape="rect">javax.swing.Action</a>
instances in <code>UI/ToolActions</code> folder to make them known
to <a href="org/openide/actions/ToolsAction.html" shape="rect">ToolsAction</a>.
<p></p>
</a></td>
</tr>
</table>
</td>
</tr>
</table>
<p></p>
<a name="group-preferences">
<h5>Group of preferences interfaces</h5>
</a>
<table cellpadding="1" cellspacing="0" border="0" class="tablebg" width="100%">
<tr>
<td>
<table border="0" cellpadding="3" cellspacing="1" width="100%">
<tr class="tablersh">
<td align="CENTER" width="25%"><span class="titlectable">Interface Name</span></td><td align="CENTER" width="10%"><span class="titlectable">In/Out</span></td><td align="CENTER" width="10%"><span class="titlectable">Stability</span></td><td align="CENTER"><span class="titlectable">Specified in What Document?</span></td>
</tr>
<tr class="tabler">
<td>org.openide.actions.HeapView</td><td>Exported</td><td><a href="http://wiki.netbeans.org/API_Stability#Private">Private</a></td><td><a name="preferences-org.openide.actions.HeapView">
<p></p>
<table>
<tbody>
<tr>
<th colspan="1" rowspan="1">key</th>
<th colspan="1" rowspan="1">description</th>
<th colspan="1" rowspan="1">read</th>
<th colspan="1" rowspan="1">write</th>
</tr>
<tr>
<td colspan="1" rowspan="1">showDropShadow</td>
<td colspan="1" rowspan="1">Preserves "Drop Shadow" setting of the view</td>
<td colspan="1" rowspan="1">x</td>
<td colspan="1" rowspan="1">x</td>
</tr>
<tr>
<td colspan="1" rowspan="1">showText</td>
<td colspan="1" rowspan="1">Preserves "Show Text" setting of the view</td>
<td colspan="1" rowspan="1">x</td>
<td colspan="1" rowspan="1">x</td>
</tr>
<tr>
<td colspan="1" rowspan="1">tickStyle</td>
<td colspan="1" rowspan="1">Preserves "Overlay Grid" setting of the view</td>
<td colspan="1" rowspan="1">x</td>
<td colspan="1" rowspan="1">x</td>
</tr>
</tbody>
</table>
<p></p>
</a></td>
</tr>
</table>
</td>
</tr>
</table>
<p></p>
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<hr>
<h2>General Information</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-arch-what">Question (arch-what)</a>:</b><em>
What is this project good for?
</em></font>
<p></p>
<b>Answer:</b>
<em>Actions</em> provides system of support and utility classes
for 'actions' usage in NetBeans.
<p></p>
<font color="gray"><b><a name="answer-arch-overall">Question (arch-overall)</a>:</b><em>
Describe the overall architecture.
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for arch-overall
</p>
<p></p>
<font color="gray"><b><a name="answer-arch-usecases">Question (arch-usecases)</a>:</b><em>
Describe the main <a href="http://wiki.netbeans.org/API_Design#The_Importance_of_Being_Use_Case_Oriented" shape="rect">
use cases</a> of the new API. Who will use it under
what circumstances? What kind of code would typically need to be written
to use the module?
</em></font>
<p></p>
<b>Answer:</b>
First see the <a href="org/openide/actions/doc-files/api.html" shape="rect">API description</a>. Here is just
a list of frequently asked or interesting questions slowly expanding as
people ask them:
<h3>Actions faq:</h3>
<h4>How to define configurable Shortcut for Component based shortcut?</h4>
<em><b>Q:</b>
The usual Swing way of defining Actions for your component is to create an Action instance and put it into the Input and Action maps of your component.
However how to make this Action's shortcut configurable from the Tools/Keyboard Shortcuts dialog?</em>
<p>
In order for the action to show up in Keyboards Shortcut dialog you need the action defined in the
layer file under "Actions" folder and have the shortcut defined there under "Keymaps/&lt;Profile Name&gt;" linking to your action.
</p>
<pre xml:space="preserve">
&lt;folder name="Actions" &gt;
&lt;folder name="Window"&gt;
&lt;file name="org-netbeans-core-actions-PreviousViewCallbackAction.instance"/&gt;
&lt;/folder&gt;
&lt;/folder&gt;
&lt;folder name="Keymaps"&gt;
&lt;folder name="NetBeans"&gt;
&lt;file name="S-A-Left.shadow"&gt;
&lt;attr name="originalFile" stringvalue="Actions/Window/org-netbeans-core-actions-PreviousViewCallbackAction.instance"/&gt;
&lt;/file&gt;
&lt;/folder&gt;
&lt;/folder&gt;
</pre>
<p>
The mentioned Action has to be a subclass of <code>org.openide.util.actions.CallbackSystemAction</code>. It does not necessarily has to
perform the action, it's just a placeholder for linking the shortcut. You might want to override it's <code>getActionMapKey()</code> and give it a
reasonable key.
</p>
<p>
The actual action that does the work in your component (preferably a simple Swing <code>javax.swing.Action</code>)
is to be put into your <code>TopComponent</code>'s <code>ActionMap</code>. The key for the <code>ActionMap</code>
has to match the key defined in the global action's <code>getActionMapKey()</code> method.
</p>
<pre xml:space="preserve">
getActionMap().put("PreviousViewAction", new MyPreviousTabAction());
</pre>
<p>
This way even actions from multiple <code>TopComponent</code>s with the same gesture (eg. "switch to next tab") can share the same configurable shortcut.
</p>
<p>
Note: Don't define your action's shortcut and don't put it into any of the <code>TopComponent</code>'s
<code>javax.swing.InputMap</code>. Otherwise the component would not pick up the changed shortcut from the
global context.
</p>
<p></p>
<font color="gray"><b><a name="answer-arch-time">Question (arch-time)</a>:</b><em>
What are the time estimates of the work?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for arch-time
</p>
<p></p>
<font color="gray"><b><a name="answer-arch-quality">Question (arch-quality)</a>:</b><em>
How will the <a href="http://www.netbeans.org/community/guidelines/q-evangelism.html" shape="rect">quality</a>
of your code be tested and
how are future regressions going to be prevented?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for arch-quality
</p>
<p></p>
<font color="gray"><b><a name="answer-arch-where">Question (arch-where)</a>:</b><em>
Where one can find sources for your module?
</em></font>
<p></p>
<b>Answer:</b>
<p>
<p>
The sources for the module are in the
<a href="http://hg.netbeans.org/" shape="rect">NetBeans Mercurial repositories</a>.
</p>
</p>
</ul>
<hr>
<h2>Project and platform dependencies</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-dep-nb">Question (dep-nb)</a>:</b><em>
What other NetBeans projects and modules does this one depend on?
</em></font>
<p></p>
<b>Answer:</b>
It uses various kinds of API's:
<ul>
<li>
<a href="#java-NodesAPI">NodesAPI</a>
The support class <code>NodeAction</code>.
</li>
<li>
<a href="#java-WindowSystemAPI">WindowSystemAPI</a>
<code>NodeAction</code> uses <code>TopComponent.Registry</code>.
</li>
<li>
<a href="#java-ExplorerAPI">ExplorerAPI</a>
<code>PasteAction</code> uses <code>ExplorerManager</code>.
</li>
<li>
<a href="#java-FilesystemsAPI">FilesystemsAPI</a>
E.g. <code>FileSystemAction</code> uses <code>FileSystem</code>.
</li>
<li>
<a href="#java-LoadersAPI">LoadersAPI</a>
E.g. <code>FileSystemAction</code> uses <code>DataObject</code>.
</li>
<li>
<a href="#java-UtilitiesAPI">UtilitiesAPI</a>
</li>
</ul>
<p>The default answer to this question is:<!--If you do not want default answer to be generated you can use <defaultanswer generate='none' /> here--><br>
<p>
<p>
These modules are required in project.xml:
<!--<li><api type='import' group='java' category='official' name='org.openide.awt'>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.5
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='official' name='DialogsAPI'>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='official' name='ExplorerAPI'>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.8
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='official' name='NodesAPI'>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='official' name='EditorAPI'>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.16
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='official' name='UtilitiesAPI'>
The module is needed for compilation.
The module is used during runtime.
Specification version
9.3
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='devel' name='WeakListener.setAccessible'>
The module is needed for compilation.
The module is used during runtime.
Specification version
9.3
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='official' name='LookupAPI'>
The module is needed for compilation.
The module is used during runtime.
Specification version
8.1
is required.
</api>
</li>
--><!--<li><api type='import' group='java' category='official' name='WindowSystemAPI'>
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
</api>
</li>
--><ul>
<li>
<a href="#java-org.openide.awt">org.openide.awt</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
6.5
is required.
</li>
<li>
<a href="#java-DialogsAPI">DialogsAPI</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
</li>
<li>
<a href="#java-ExplorerAPI">ExplorerAPI</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
6.8
is required.
</li>
<li>
<a href="#java-NodesAPI">NodesAPI</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
</li>
<li>
<a href="#java-EditorAPI">EditorAPI</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
6.16
is required.
</li>
<li>
<a href="#java-UtilitiesAPI">UtilitiesAPI</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
9.3
is required.
</li>
<li>
<a href="#java-WeakListener.setAccessible">WeakListener.setAccessible</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
9.3
is required.
</li>
<li>
<a href="#java-LookupAPI">LookupAPI</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
8.1
is required.
</li>
<li>
<a href="#java-WindowSystemAPI">WindowSystemAPI</a>
-
The module is needed for compilation.
The module is used during runtime.
Specification version
6.2
is required.
</li>
</ul>
</p>
</p>
</p>
<p></p>
<font color="gray"><b><a name="answer-dep-non-nb">Question (dep-non-nb)</a>:</b><em>
What other projects outside NetBeans does this one depend on?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-dep-platform">Question (dep-platform)</a>:</b><em>
On which platforms does your module run? Does it run in the same
way on each?
</em></font>
<p></p>
<b>Answer:</b>
100% pure Java. It should run anywhere.
<p></p>
<font color="gray"><b><a name="answer-dep-jre">Question (dep-jre)</a>:</b><em>
Which version of JRE do you need (1.2, 1.3, 1.4, etc.)?
</em></font>
<p></p>
<b>Answer:</b>
It uses JRE 1.3.
<p></p>
<font color="gray"><b><a name="answer-dep-jrejdk">Question (dep-jrejdk)</a>:</b><em>
Do you require the JDK or is the JRE enough?
</em></font>
<p></p>
<b>Answer:</b>
JRE is enough.
</ul>
<hr>
<h2>Deployment</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-deploy-jar">Question (deploy-jar)</a>:</b><em>
Do you deploy just module JAR file(s) or other files as well?
</em></font>
<p></p>
<b>Answer:</b>
Classes belonging to this module do not reside in standalone library.
They are bundled together with other parts of the openide in <code>openide.jar</code>.
<p></p>
<font color="gray"><b><a name="answer-deploy-nbm">Question (deploy-nbm)</a>:</b><em>
Can you deploy an NBM via the Update Center?
</em></font>
<p></p>
<b>Answer:</b>
Whole openide can be deployed via AU center.
<p></p>
<font color="gray"><b><a name="answer-deploy-shared">Question (deploy-shared)</a>:</b><em>
Do you need to be installed in the shared location only, or in the user directory only,
or can your module be installed anywhere?
</em></font>
<p></p>
<b>Answer:</b>
<code>openide.jar</code> needs to be in the system directory.
<p></p>
<font color="gray"><b><a name="answer-deploy-packages">Question (deploy-packages)</a>:</b><em>
Are packages of your module made inaccessible by not declaring them
public?
</em></font>
<p></p>
<b>Answer:</b>
<!-- XXX what does this mean? -->
No, ther are <a href="#java-ActionsAPI">ActionsAPI</a>.
<p></p>
<font color="gray"><b><a name="answer-deploy-dependencies">Question (deploy-dependencies)</a>:</b><em>
What do other modules need to do to declare a dependency on this one,
in addition to or instead of the normal module dependency declaration
(e.g. tokens to require)?
</em></font>
<p></p>
<b>Answer:</b>
<p>
Nothing.
</p>
</ul>
<hr>
<h2>Compatibility with environment</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-compat-i18n">Question (compat-i18n)</a>:</b><em>
Is your module correctly internationalized?
</em></font>
<p></p>
<b>Answer:</b>
Yes.
<p></p>
<font color="gray"><b><a name="answer-compat-standards">Question (compat-standards)</a>:</b><em>
Does the module implement or define any standards? Is the
implementation exact or does it deviate somehow?
</em></font>
<p></p>
<b>Answer:</b>
Before the Actions was build on <code>org.openide.util.actions.SystemAction</code>, this
was recently changed that Actions supports <code>javax.swing.Action</code> which
is java API standard, and Actions will be improving towards this more and more.
<p></p>
<font color="gray"><b><a name="answer-compat-version">Question (compat-version)</a>:</b><em>
Can your module coexist with earlier and future
versions of itself? Can you correctly read all old settings? Will future
versions be able to read your current settings? Can you read
or politely ignore settings stored by a future version?
</em></font>
<p></p>
<b>Answer:</b>
Yes up to now it is supposed to be compatible with older versions.
<p></p>
<font color="gray"><b><a name="answer-compat-deprecation">Question (compat-deprecation)</a>:</b><em>
How the introduction of your project influences functionality
provided by previous version of the product?
</em></font>
<p></p>
<b>WARNING:</b> Question with id="<i>compat-deprecation</i>" has not been answered!</ul>
<hr>
<h2>Access to resources</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-resources-file">Question (resources-file)</a>:</b><em>
Does your module use <code>java.io.File</code> directly?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-resources-layer">Question (resources-layer)</a>:</b><em>
Does your module provide own layer? Does it create any files or
folders in it? What it is trying to communicate by that and with which
components?
</em></font>
<p></p>
<b>Answer:</b>
<a href="#layer-UI-ToolActions">UI-ToolActions</a>
-
Register your <a href="http://download.oracle.com/javase/8/docs/api/javax/swing/Action.html" shape="rect">javax.swing.Action</a>
instances in <code>UI/ToolActions</code> folder to make them known
to <a href="org/openide/actions/ToolsAction.html" shape="rect">ToolsAction</a>.
<p></p>
<font color="gray"><b><a name="answer-resources-read">Question (resources-read)</a>:</b><em>
Does your module read any resources from layers? For what purpose?
</em></font>
<p></p>
<b>Answer:</b>
There are special folders containing actions in xml layers.
<ul>
<li>
<em>Menu</em> contains actions which are present in menu.</li>
<li>
<em>Toolbars</em> contains actions which will be present in toolbars.</li>
<li>
<em>Shortcuts</em> contains actions which will have assigned shortcuts.</li>
<li>
<em>Actions</em> contains actions which are possible to manipulate with (via Options).</li>
</ul>
<em>Note:</em> Those layers are not necessarily read by Actions module. Probably
it belongs to <em>Window system module</em>.
<p></p>
<font color="gray"><b><a name="answer-resources-mask">Question (resources-mask)</a>:</b><em>
Does your module mask/hide/override any resources provided by other modules in
their layers?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-resources-preferences">Question (resources-preferences)</a>:</b><em>
Does your module uses preferences via Preferences API? Does your module use NbPreferences or
or regular JDK Preferences ? Does it read, write or both ?
Does it share preferences with other modules ? If so, then why ?
</em></font>
<p></p>
<b>Answer:</b>
<a href="#preferences-org.openide.actions.HeapView">org.openide.actions.HeapView</a>
-
<table>
<tbody>
<tr>
<th colspan="1" rowspan="1">key</th>
<th colspan="1" rowspan="1">description</th>
<th colspan="1" rowspan="1">read</th>
<th colspan="1" rowspan="1">write</th>
</tr>
<tr>
<td colspan="1" rowspan="1">showDropShadow</td>
<td colspan="1" rowspan="1">Preserves "Drop Shadow" setting of the view</td>
<td colspan="1" rowspan="1">x</td>
<td colspan="1" rowspan="1">x</td>
</tr>
<tr>
<td colspan="1" rowspan="1">showText</td>
<td colspan="1" rowspan="1">Preserves "Show Text" setting of the view</td>
<td colspan="1" rowspan="1">x</td>
<td colspan="1" rowspan="1">x</td>
</tr>
<tr>
<td colspan="1" rowspan="1">tickStyle</td>
<td colspan="1" rowspan="1">Preserves "Overlay Grid" setting of the view</td>
<td colspan="1" rowspan="1">x</td>
<td colspan="1" rowspan="1">x</td>
</tr>
</tbody>
</table>
</ul>
<hr>
<h2>Lookup of components</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-lookup-lookup">Question (lookup-lookup)</a>:</b><em>
Does your module use <code>org.openide.util.Lookup</code>
or any similar technology to find any components to communicate with? Which ones?
</em></font>
<p></p>
<b>Answer:</b>
It uses <code>Lookup</code> as a representation of context in which are certain action
types <code>ContextAwareAction</code>s used. Current implementations
lookup in the context for <code>javax.swing.ActionMap</code>
or <code>org.openide.nodes.Node</code> or <code>org.openide.Node.Cookie</code>
instances.
<p></p>
<font color="gray"><b><a name="answer-lookup-register">Question (lookup-register)</a>:</b><em>
Do you register anything into lookup for other code to find?
</em></font>
<p></p>
<b>Answer:</b>
No. Actions are just clients of some lookups.
<p></p>
<font color="gray"><b><a name="answer-lookup-remove">Question (lookup-remove)</a>:</b><em>
Do you remove entries of other modules from lookup?
</em></font>
<p></p>
<b>Answer:</b>
No.
</ul>
<!-- classification of interfaces -->
<!-- package names -->
<hr>
<h2>Execution Environment</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-exec-property">Question (exec-property)</a>:</b><em>
Is execution of your code influenced by any environment or
Java system (<code>System.getProperty</code>) property?
On a similar note, is there something interesting that you
pass to <code>java.util.logging.Logger</code>? Or do you observe
what others log?
</em></font>
<p></p>
<b>Answer:</b>
<ul>
<li>
<a href="#systemproperty-org.openide.util.actions.CallableSystemAction.synchronousByDefault">org.openide.util.actions.CallableSystemAction.synchronousByDefault</a>
-
If set to <code>true</code>, changes default value of the
<code>asynchronous()</code> method. Useful for unit tests
which would prefer to run all tested actions synchronously.
</li>
</ul>
<p></p>
<font color="gray"><b><a name="answer-exec-component">Question (exec-component)</a>:</b><em>
Is execution of your code influenced by any (string) property
of any of your components?
</em></font>
<p></p>
<b>Answer:</b>
There are used three values (via <code>Action.getValue()</code>).
<ul>
<li>
<a href="#property-OpenIDE-Transmodal-Action">OpenIDE-Transmodal-Action</a>
- Inidicates action can be performed
(typicaly via shortcut) even when dialog is popped out (modal or modeless).</li>
<li>
<a href="#property-delegates">delegates</a>
- Used internaly in <code>PasteAction</code> delegate action
which serves to pass an array of <code>PasteType</code> or <code>Action</code> to global instance (it is the only one
which actually performs paste operation).</li>
<li>
<a href="#property-iconBase">iconBase</a>
- Used in companion to Actions.SMALL_ICON. Because there
is no way to specify values for other types of icons the value of "iconBase" is used
to construct the resource names of disabled, pressed and rollover icons. The value is
expected to contain a resource path of the normal icon. Strings "_pressed",
"_disabled" and "_rollover" are inserted before the suffix when searching for
the other types of icons.</li>
<li>
<a href="#property-noIconInMenu">noIconInMenu</a>
-
Allowed value <code>Boolean.TRUE</code>.
Influences the display of the action in the main menu, the item will have no icon there. Works for Actions that don't define custom MenuPresenter.
</li>
<li>
<a href="#property-PreferredIconSize">PreferredIconSize</a>
-
Used to support 24x24 icons in toolbars. If toolbar button has client property "PreferredIconSize"
set to Integer(24) button tries to load icon with name "iconBase" + "24" eg. "cut24.gif".
Strings "_pressed","_disabled" and "_rollover" are inserted before the suffix when searching for
the other types of icons eg.:"cut24_pressed.gif".</li>
<li>
<a href="#property-waitFinished">waitFinished</a>
-
There is a new contract established between the caller of an action that
allows mutual communication and possible synchronous execution even for
actions that by default perform their operations asynchronously. If the
action's <code>actionPeformed</code> method is passed <code>ActionEvent</code>
with command <q>waitFinished</q> the action shall be executed synchronously.
The code:
<pre xml:space="preserve">
action.actionPerformed (new ActionEvent (this, 0, "waitFinished"))
</pre>
shall be executed synchronously, even if the action by default runs asynchronously.
All asynchronous actions are asked to obey this contract, <code>CallableSystemAction</code>
does it by default. However this contract is defined as friend one
and may be abandoned in future.
</li>
</ul>
<a href="#property-ActionMapKeys">ActionMapKeys</a>
-
<code>CallableSystemAction</code> uses its <code>getActionMapKey()</code> method
(usually overriden by subclasses) to get a key which is then searched in the
<code>ActionMap</code> obtained from the action's context. Other modules can
register their own action then:
<pre xml:space="preserve">
topComponent.getActionMap ().put (theKey, new YourOwnSwingAction ());
</pre>
Here is the list of special keys:
<ul>
<li>
<code>"cloneWindow"</code> - an action to be executed when a top component is to be cloned</li>
<li>
<code>"closeWindow"</code> - an action when a view is about to be closed</li>
<li>
<code>DefaultEditorKit.copyAction</code> - copy action handler</li>
<li>
<code>DefaultEditorKit.cutAction</code> - cut action handler</li>
<li>
<code>"delete"</code> - delete action handler</li>
<li>
<code>DefaultEditorKit.pasteAction</code> - paste action handler</li>
<!-- new since 5.8 -->
<li>
<code>"jumpNext"</code> - when a next element shall be selected</li>
<li>
<code>"jumpPrev"</code> - when a previous element shall be selected</li>
</ul>
<p></p>
<font color="gray"><b><a name="answer-exec-ant-tasks">Question (exec-ant-tasks)</a>:</b><em>
Do you define or register any ant tasks that other can use?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for exec-ant-tasks
</p>
<p></p>
<font color="gray"><b><a name="answer-exec-classloader">Question (exec-classloader)</a>:</b><em>
Does your code create its own class loader(s)?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-exec-reflection">Question (exec-reflection)</a>:</b><em>
Does your code use Java Reflection to execute other code?
</em></font>
<p></p>
<b>Answer:</b>
A bit indirectly. <code>SystemAction.get (...)</code>
calls to <code>SharedClassObject.findObject</code> which calls constructor by reflection.
<p></p>
<font color="gray"><b><a name="answer-exec-privateaccess">Question (exec-privateaccess)</a>:</b><em>
Are you aware of any other parts of the system calling some of
your methods by reflection?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-exec-process">Question (exec-process)</a>:</b><em>
Do you execute an external process from your module? How do you ensure
that the result is the same on different platforms? Do you parse output?
Do you depend on result code?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for exec-process
</p>
<p></p>
<font color="gray"><b><a name="answer-exec-introspection">Question (exec-introspection)</a>:</b><em>
Does your module use any kind of runtime type information (<code>instanceof</code>,
work with <code>java.lang.Class</code>, etc.)?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for exec-introspection
</p>
<p></p>
<font color="gray"><b><a name="answer-exec-threading">Question (exec-threading)</a>:</b><em>
What threading models, if any, does your module adhere to? How the
project behaves with respect to threading?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for exec-threading
</p>
<p></p>
<font color="gray"><b><a name="answer-security-policy">Question (security-policy)</a>:</b><em>
Does your functionality require modifications to the standard policy file?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for security-policy
</p>
<p></p>
<font color="gray"><b><a name="answer-security-grant">Question (security-grant)</a>:</b><em>
Does your code grant additional rights to some other code?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for security-grant
</p>
</ul>
<hr>
<h2>Format of files and protocols</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-format-types">Question (format-types)</a>:</b><em>
Which protocols and file formats (if any) does your module read or write on disk,
or transmit or receive over the network? Do you generate an ant build script?
Can it be edited and modified?
</em></font>
<p></p>
<b>Answer:</b>
None.
<p></p>
<font color="gray"><b><a name="answer-format-dnd">Question (format-dnd)</a>:</b><em>
Which protocols (if any) does your code understand during Drag &amp; Drop?
</em></font>
<p></p>
<b>Answer:</b>
See format-clibpoard.
<p></p>
<font color="gray"><b><a name="answer-format-clipboard">Question (format-clipboard)</a>:</b><em>
Which data flavors (if any) does your code read from or insert to
the clipboard (by access to clipboard on means calling methods on <code>java.awt.datatransfer.Transferable</code>?
</em></font>
<p></p>
<b>Answer:</b>
Implementations of cut, copy and paste (<code>CutAction</code>, <code>CopyAction</code>
and <code>PasteAction</code>) reads/writes from/into clipboard. It uses standard
<a href="http://java.sun.com/j2se/1.4.1/docs/api/java/awt/datatransfer/package-summary.html" shape="rect">java datatransfer mechanism</a>
and <a href="../org-openide-util-ui/org/openide/util/datatransfer/package-summary.html" shape="rect">Netbeans extension to the mechanism</a>.
</ul>
<hr>
<h2>Performance and Scalability</h2>
<ul>
<p></p>
<font color="gray"><b><a name="answer-perf-startup">Question (perf-startup)</a>:</b><em>
Does your module run any code on startup?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-perf-exit">Question (perf-exit)</a>:</b><em>
Does your module run any code on exit?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-perf-scale">Question (perf-scale)</a>:</b><em>
Which external criteria influence the performance of your
program (size of file in editor, number of files in menu,
in source directory, etc.) and how well your code scales?
</em></font>
<p></p>
<b>Answer:</b>
This should be irrelevant, as far as I know, Actions shouldn't use any collections
of data or something like that. One exception I know is global keymap implementation
which scales linear.
<p></p>
<font color="gray"><b><a name="answer-perf-limit">Question (perf-limit)</a>:</b><em>
Are there any hard-coded or practical limits in the number or size of
elements your code can handle?
</em></font>
<p></p>
<b>Answer:</b>
None is defined.
<p></p>
<font color="gray"><b><a name="answer-perf-mem">Question (perf-mem)</a>:</b><em>
How much memory does your component consume? Estimate
with a relation to the number of windows, etc.
</em></font>
<p></p>
<b>Answer:</b>
There is one class in VM per action. Because currently all actions are subclasses
of <code>SystemAction</code>.
Those kind of actions are singletons.
That older approach is getting away. There are already newer implementation
which creates short living action instances (context sensitive actions)
when invoking popup menu.
<br>It should be measured how much of memory they take.
I guess the amount shouldn't be signicant.
<p></p>
<font color="gray"><b><a name="answer-perf-wakeup">Question (perf-wakeup)</a>:</b><em>
Does any piece of your code wake up periodically and do something
even when the system is otherwise idle (no user interaction)?
</em></font>
<p></p>
<b>Answer:</b>
No. At least I do not know about that.
<p></p>
<font color="gray"><b><a name="answer-perf-progress">Question (perf-progress)</a>:</b><em>
Does your module execute any long-running tasks?
</em></font>
<p></p>
<b>Answer:</b>
No.
<p></p>
<font color="gray"><b><a name="answer-perf-huge_dialogs">Question (perf-huge_dialogs)</a>:</b><em>
Does your module contain any dialogs or wizards with a large number of
GUI controls such as combo boxes, lists, trees, or text areas?
</em></font>
<p></p>
<b>Answer:</b>
Core implementation provides component for customizing shorcuts.
<code>org.netbeans.core.ShortcutsEditor</code>.
<p></p>
<font color="gray"><b><a name="answer-perf-menus">Question (perf-menus)</a>:</b><em>
Does your module use dynamically updated context menus, or
context-sensitive actions with complicated and slow enablement logic?
</em></font>
<p></p>
<b>Answer:</b>
Actions doesn't use menus, it is vice versa.
<p></p>
<font color="gray"><b><a name="answer-perf-spi">Question (perf-spi)</a>:</b><em>
How the performance of the plugged in code will be enforced?
</em></font>
<p></p>
<b>Answer:</b>
<p>
XXX no answer for perf-spi
</p>
</ul>
<!-- security -->
<!-- recovery -->
</api-questions>
<!-- Question: arch-what
<question id="arch-what">
What is this project good for?
<hint>
Please provide here few lines describing the the project,
what problem it should solve, provide links to documentation,
specifications, etc.
</hint>
</question>
-->
<!-- Question: compat-i18n
<question id="compat-i18n">
Is your module correctly internationalized?
<hint>
Correct internationalization means that it obeys instuctions
at <a href="http://www.netbeans.org/devhome/docs/i18n/index.html">
NetBeans I18N pages</a>.
</hint>
</question>
-->
<!-- Question: compat-standards
<question id="compat-standards">
Does the module implements or defines any standards? Is the
implementation exact or it deviates somehow?
</question>
-->
<!-- Question: compat-version
<question id="compat-version">
Does your module properly coexists with earlier and future
versions? Can you correctly read settings? Will future
versions be able to read settings?
<hint>
Very helpful for reading settings is to store version number
there, so future versions can decide whether how to read/convert
the settings and older versions can ignore the new ones.
</hint>
</question>
-->
<!-- Question: dep-jre
<question id="dep-jre">
Which version of JRE you need (1.2, 1.3, 1.4, etc.)?
<hint>
It is expected that if your module runs on 1.x that it will run
on 1.x+1 if no, state that please. Also describe here cases where
you run different code on different versions of JRE and why.
</hint>
</question>
-->
<!-- Question: dep-jrejdk
<question id="dep-jrejdk">
Do you require JDK or is JRE enough?
</question>
-->
<!-- Question: dep-nb
<question id="dep-nb">
What other NetBeans projects this one depends on?
<hint>
If you want, describe such projects as imported API using
the <code>&lt;api name="identification" type="import or export" category="stable" url="where is the description" /&gt;</code>
</hint>
</question>
-->
<!-- Question: dep-non-nb
<question id="dep-non-nb">
What other non-NetBeans projects this one depends on?
<hint>
Some non-NetBeans projects are packaged as NetBeans modules
(see <a href="http://libs.netbeans.org">libraries</a>) and
it is prefered to use this approach when more modules may
depend on such third-party library.
</hint>
</question>
-->
<!-- Question: dep-platform
<question id="dep-platform">
On which platforms your module run? Any? Does it run in the same
way?
<hint>
If your module is using JNI or deals with special differences of
OSes like filesystems, etc. please describe here what they are.
</hint>
</question>
-->
<!-- Question: deploy-jar
<question id="deploy-jar">
Do you deploy just module JAR file(s) or some other files?
<hint>
If your module consist just from one module JAR file, just confirm that.
If it uses more than one JAR, describe where there are located, how
they refer to each other.
If it consist of module JAR(s) and other files, please describe
what is their purpose, why other files are necessary. Please
make sure that installation/deinstallation leaves the system
in state as it was before installation.
</hint>
</question>
-->
<!-- Question: deploy-nbm
<question id="deploy-nbm">
Can you deploy NBM via AutoUpdate center?
<hint>
If not why?
</hint>
</question>
-->
<!-- Question: deploy-packages
<question id="deploy-packages">
Are packages of your module made inaccessible by not declaring them
public?
<hint>
NetBeans module system allows restriction of access rights to
public classes of your module from other modules. This prevents
unwanted dependencies of others on your code and should be used
whenever possible (<a href="http://www.netbeans.org/download/apis/org/openide/doc-files/upgrade.html#3.4-public-packages">
public packages
</a>).
</hint>
</question>
-->
<!-- Question: deploy-shared
<question id="deploy-shared">
Do you need to be installed in shared location or only in user directory?
<hint>
Installation location shall not matter, if it does explain why.
</hint>
</question>
-->
<!-- Question: exec-classloader
<question id="exec-classloader">
Does your code uses own classloader?
<hint>
A bit unusual. Please explain why and what for.
</hint>
</question>
-->
<!-- Question: exec-component
<question id="exec-component">
Is execution of your code influenced by (string) property
of any of your components?
<hint>
Often <code>JComponent.getClientProperty</code>, <code>Action.getValue</code>
or <code>PropertyDescriptor.getValue</code>, etc. are used to influence
a behaviour of some code. This of course forms an interface that should
be documented. Also if one depends on some interface that an object
implements (<code>component instanceof Runnable</code>) that forms an
API as well.
</hint>
</question>
-->
<!-- Question: exec-privateaccess
<question id="exec-privateaccess">
Are you aware of any other part of the system calling some of
your methods by reflection?
<hint>
If so, describe the "contract" as an API. Likely private or friend one, but
still API and consider rewrite of it.
</hint>
</question>
-->
<!-- Question: exec-property
<question id="exec-property">
Is execution of your code influenced by any environment of
system (<code>System.getProperty</code>) property?
<hint>
If there is a property that can change the behaviour of your
code, somebody will likely use it. You should describe what it does
and the stability category of this API. You may use
<PRE>
&lt;property name="id" category="private" &gt;
description of the property, where it is used, what it influence, etc.
&lt;/property&gt;
</PRE>
</hint>
</question>
-->
<!-- Question: exec-reflection
<question id="exec-reflection">
Does your code uses java.lang.reflect to execute some other code?
<hint>
This usually indicates a missing or unsufficient API in the other
part of the system. If the other side is not aware of your dependency
this contract can be easily broken.
</hint>
</question>
-->
<!-- Question: format-clipboard
<question id="format-clipboard">
Which protocols your code reads/inserts when communicating with
clipboard?
</question>
-->
<!-- Question: format-dnd
<question id="format-dnd">
Which protocols your code understands during drag-n-drop?
</question>
-->
<!-- Question: format-types
<question id="format-types">
Which file formats your code reads or writes on disk?
</question>
-->
<!-- Question: lookup-lookup
<question id="lookup-lookup">
Does your module uses <code>org.openide.util.Lookup</code>
to find any components to communicate to? Which ones?
<hint>
Please describe the interfaces you are searching for, where
are defined, whether you are searching for just one or more of them,
if the order is important, etc. Also clasify the stability of such
API contract.
</hint>
</question>
-->
<!-- Question: lookup-register
<question id="lookup-register">
Do you register anything into the lookup for other to find?
<hint>
Do you register using layer file or using <code>META-INF/services</code>?
Who is supposed to find your component?
</hint>
</question>
-->
<!-- Question: lookup-remove
<question id="lookup-remove">
Are removing entries of other modules from the lookup?
<hint>
Why? Of course, that is possible, but it can be dangerous. Is the module
your are masking resource from aware of what you are doing?
</hint>
</question>
-->
<!-- Question: perf-exit
<question id="perf-exit">
Does your module executes anything on exit?
</question>
-->
<!-- Question: perf-huge_dialogs
<question id="perf-huge_dialogs">
Does your module contain any dialogs or wizards with huge
amount of GUI controls like combo boxes, lists, trees, text
areas?
</question>
-->
<!-- Question: perf-limit
<question id="perf-limit">
Are there any limits in number/size of elements your code
can handle?
</question>
-->
<!-- Question: perf-mem
<question id="perf-mem">
What is the amount of memory your component occupies? Estimate
with a relaction to the number of windows, etc.
</question>
-->
<!-- Question: perf-menus
<question id="perf-menus">
Does your module use dynamically changing context menus or
context sensitive actions with complicated logic for enable/disable?
</question>
-->
<!-- Question: perf-progress
<question id="perf-progress">
Does your module executes some long running task?
<hint>Typically they are tasks like connecting over
network, computing huge amount of data, compilation.
Such communication should be done asynchronously (for example
using <code>RequestProcessor</code>), definitively it should
not block AWT thread.
</hint>
</question>
-->
<!-- Question: perf-scale
<question id="perf-scale">
Which external criteria influence the performance of your
program (size of file in editor, number of files in menu,
in source directory, etc.) and how well your code scales?
Please include some estimates.
</question>
-->
<!-- Question: perf-startup
<question id="perf-startup">
Does your module executes anything on startup?
</question>
-->
<!-- Question: perf-wakeup
<question id="perf-wakeup">
Is any piece of your code waking up periodically?
</question>
-->
<!-- Question: resources-file
<question id="resources-file">
Does your module use <code>java.io.File</code> directly?
<hint>
NetBeans provide a logical wrapper over plain files called
<code>org.openide.filesystems.FileObject</code> that
provides uniform access to such resources and is the prefered
way that should be used. But of course there can be situations when
this is not suitable.
</hint>
</question>
-->
<!-- Question: resources-layer
<question id="resources-layer">
Does your module provide own layer? Does it create some files or
folders on it? What it is trying to communicate by that and with which
component?
<hint>
NetBeans allows automatic and declarative installation of resources
by module layers. Module register files into appropriate places
and other components use that information to perform their task
(build menu, toolbar, window layout, list of templates, set of
options, etc.).
</hint>
</question>
-->
<!-- Question: resources-mask
<question id="resources-mask">
Does your module mask/hide/override any resource provided by another one in
module layer?
<hint>
If you mask a file provided by another module, you probably depend
on that and do not want the other module to (for example) change
the file's name. That module shall thus make that file available as an API
of some stability category.
</hint>
</question>
-->
<!-- Question: resources-read
<question id="resources-read">
Does your module read any resources from layers? For what purpose?
<hint>
As this is some kind of intermodule dependency, it is a kind of API.
Please describe it and clasify according to
<a href="http://openide.netbeans.org/tutorial/api-design.html#categories">
common stability categories</a>.
</hint>
</question>
-->
<!-- Question: resources-preferences
<question id="resources-preferences">
Does your module uses preferences via Preferences API? Does your module use
NbPreferences or or regular JDK Preferences ? Does it read, write or both ?
Does it share preferences with other modules ? If so, then why ?
<hint>You may use &lt;api type="export" group="preferences" name="preference node name"
category="private"&gt; description of individual keys, where it is used, what it influences,
whether the module reads/write it, etc. &lt;/api&gt; Due to XML ID restrictions, rather than
/org/netbeans/modules/foo give the "name" as org.netbeans.modules.foo. Note that if you use
NbPreferences this name will then be the same as the code name base of the module.
</hint>
</question>
-->
<!--
<question id="arch-overall" when="init">
Describe the overall architecture.
<hint>
What will be API for
<a href="http://openide.netbeans.org/tutorial/api-design.html#design.apiandspi" shape="rect">
clients and what support API</a>?
What parts will be pluggable?
How will plug-ins be registered? Please use <code>&lt;api type="export"/&gt;</code>
to describe your general APIs.
If possible please provide
simple diagrams.
</hint>
</question>
-->
<!--
<question id="arch-quality" when="init">
How will the <a href="http://www.netbeans.org/community/guidelines/q-evangelism.html" shape="rect">quality</a>
of your code be tested and
how are future regressions going to be prevented?
<hint>
What kind of testing do
you want to use? How much functionality, in which areas,
should be covered by the tests?
</hint>
</question>
-->
<!--
<question id="arch-time" when="init">
What are the time estimates of the work?
<hint>
Please express your estimates of how long the design, implementation,
stabilization are likely to last. How many people will be needed to
implement this and what is the expected milestone by which the work should be
ready?
</hint>
</question>
-->
<!--
<question id="arch-where" when="init">
Where one can find sources for your module?
<hint>
Please provide link to the CVS web client at
http://www.netbeans.org/download/source_browse.html
or just use tag defaultanswer generate='here'
</hint>
</question>
-->
<!--
<question id="exec-ant-tasks" when="impl">
Do you define or register any ant tasks that other can use?
<hint>
If you provide an ant task that users can use, you need to be very
careful about its syntax and behaviour, as it most likely forms an
API for end users and as there is a lot of end users, their reaction
when such API gets broken can be pretty strong.
</hint>
</question>
-->
<!--
<question id="exec-introspection" when="impl">
Does your module use any kind of runtime type information (<code>instanceof</code>,
work with <code>java.lang.Class</code>, etc.)?
<hint>
Check for cases when you have an object of type A and you also
expect it to (possibly) be of type B and do some special action. That
should be documented. The same applies on operations in meta-level
(Class.isInstance(...), Class.isAssignableFrom(...), etc.).
</hint>
</question>
-->
<!--
<question id="exec-process" when="impl">
Do you execute an external process from your module? How do you ensure
that the result is the same on different platforms? Do you parse output?
Do you depend on result code?
<hint>
If you feed an input, parse the output please declare that as an API.
</hint>
</question>
-->
<!--
<question id="exec-threading" when="impl">
What threading models, if any, does your module adhere to?
<hint>
If your module calls foreign APIs which have a specific threading model,
indicate how you comply with the requirements for multithreaded access
(synchronization, mutexes, etc.) applicable to those APIs.
If your module defines any APIs, or has complex internal structures
that might be used from multiple threads, declare how you protect
data against concurrent access, race conditions, deadlocks, etc.,
and whether such rules are enforced by runtime warnings, errors, assertions, etc.
Examples: a class might be non-thread-safe (like Java Collections); might
be fully thread-safe (internal locking); might require access through a mutex
(and may or may not automatically acquire that mutex on behalf of a client method);
might be able to run only in the event queue; etc.
Also describe when any events are fired: synchronously, asynchronously, etc.
Ideas: <a href="http://core.netbeans.org/proposals/threading/index.html#recommendations" shape="rect">Threading Recommendations</a> (in progress)
</hint>
</question>
-->
<!--
<question id="perf-spi" when="init">
How the performance of the plugged in code will be enforced?
<hint>
If you allow foreign code to be plugged into your own module, how
do you enforce that it will behave correctly and quickly and will not
negatively influence the performance of your own module?
</hint>
</question>
-->
<!--
<question id="security-grant" when="final">
Does your code grant additional rights to some other code?
<hint>Avoid using a class loader that adds extra
permissions to loaded code unless really necessary.
Also note that your API implementation
can also expose unneeded permissions to enemy code by
calling AccessController.doPrivileged().</hint>
</question>
-->
<!--
<question id="security-policy" when="final">
Does your functionality require modifications to the standard policy file?
<hint>Your code might pass control to third-party code not
coming from trusted domains. This could be code downloaded over the
network or code coming from libraries that are not bundled
with NetBeans. Which permissions need to be granted to which domains?</hint>
</question>
-->
</api-answers>
<hr>
<p><span class="footnote">Built on September 14 2018.&nbsp;&nbsp;|&nbsp;&nbsp; Copyright &#169; 2017-2018 Apache Software Foundation. All Rights Reserved.</span></p>
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