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Java Platform, Standard Edition Deployment Guide
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JavaFX Ant Task Reference

The following items comprise the main JavaFX Ant tasks:

Items are in alphabetical order.

<fx:csstobin>

Description

Converts a set of CSS files into binary form (BSS).

Parent Elements

None.

Parameters

Table 10-1 fx:csstobin

Attribute Description Type Required?

outdir

Name of the directory in which output files are generated.

String

Yes


Parameters Accepted as Nested Elements

<fx:csstobin> Task Usage Examples

Example 1Convert CSS Files to Binary

This example converts all CSS files in the output tree to binary form.

<fx:csstobin outdir="build/classes">
    <fileset dir="build/classes" includes="**/*.css"/>
</fx:csstobin>

<fx:deploy>

Description

Generates a package for both web deployment and standalone applications. The package includes a set of JAR files, a JNLP file, and an HTML file.

Parent Elements

None.

Parameters

Table 10-2 fx:deploy

Attribute Description Type Required?

embeddedHeight

If present, this value will be used for Javascript/HMTL code instead of width/height. Affects only embedded deployment mode.

Use it if you want to specify a relative dimension for an embedded application.

See Section 5.8.4, "Publishing an Application that Fills the Browser Window."

String

No

embeddedWidth

Same description as for embeddedHeight.

String

No

embedjnlp

If true, embed the JNLP descriptor into the web page. Reduces number of network connections to be made on startup and helps to improve startup time.

Boolean

No

Default is false.

extension

Treat the files named in srcfiles as extensions. If present, only a portion of the deployment descriptor is generated, and the HTML file is not generated.

Boolean

No

Default is false.

height

Height of the application scene, for embedding applications into a web page.

String

Yes

includeDT

If set to true, files related to the Deployment Toolkit will be copied to a web-files subdirectory of the directory specified in outdir. This setting is useful for offline development but is not advised for production.

Boolean

No

Default is false.

nativeBundles

Values:

  • all

  • deb

  • dmg

  • exe

  • image

  • msi

  • none

  • rpm

Value all produces all applicable self-contained application packages. Value none produces no self-contained application packages. Or use another value to produce a specific package installer.

String

No

Default is none.

offlineAllowed

If the value is true, the cached application can operate even if the client system is disconnected from the network.

Boolean

Default is true.

outdir

Name of the directory in which output files are generated.

String

Yes

outfile

Prefix of the output files, without the extension.

String

Yes

placeholderref

Placeholder in the web page where the application will be embedded. This is expected to be JavaScript DOM object.

String

Yes

Either reference or ID of placeholder is required.

placeholderid

Used with callbacks. The ID of the placeholder in the web page where application will be embedded. The JavaScript function document.getElementById() is used to resolve it.

String

Yes

Either the reference or the ID of the placeholder is required.

updatemode

Indicates the preferences for when checks for application updates are performed for embedded and Web Start applications.

A value of always means to always check for updates before launching the application.

A value of background means to launch the application while checking for updates in the background.

See Section 5.9.1, "Background Update Check for the Application."

String

No

Default is background.

width

Width of the application scene, for embedding applications into a web page.

String

Yes


Parameters Accepted as Nested Elements

<fx:deploy> Task Usage Examples

Example 1Minimal <fx:deploy> Task

This is a simple example of an <fx:deploy> Ant task. It generates an HTML file and JNLP file into the web-dist directory and uses "Fish" as the prefix for the generated files.

<fx:deploy width="600" height="400"
        outdir="web-dist" outfile="Fish" 
        offlineAllowed="false">
    <fx:info title="Sample application"/>
    <fx:application refid="myapp"/>
    <fx:resources refid="myresources"/>
</fx:deploy>  
Example 2<fx:deploy> Task for an Application with a Preloader

The following Ant task creates a redistributable package for a simple application with a preloader. Details about the application and its resources are defined in the <fx:application> and <resource> elements in the task.

Note that the location of the output package is defined by the outdir attribute of the <fx:deploy> task. New files are generated using the name prefix specified in the outfile attribute. As a result of execution of this task, the following files are created in the web-dist folder:

  • preloader.jar

  • helloworld.jar

  • App.jnlp

  • App.html


Note:

By default, the deployment package uses auxiliary files from java.com to support web deployment. This is the preferred way, because it enables the application to always use the best way to deploy on the web. However, if you want to test your application in a closed network then you can include these files into your application package. To do this, pass includeDT="true" as an attribute in the <fx:deploy> Ant task.


<fx:deploy width="600" height="400"
        outdir="web-dist" outfile="App">
    <fx:info title="Sample application"/>
    <fx:application name="SampleApp" 
            mainClass="testapp.MainApp"
            preloaderClass="testpreloader.Preloader">
        <fx:param name="testVariable" value="10"/>
    </fx:application>
    <fx:resources>
        <fx:fileset requiredFor="preloader" dir="dist">
            <include name="preloader.jar"/>
        </fx:fileset>
        <fx:fileset dir="dist">
            <include name="helloworld.jar"/>
        </fx:fileset>
    </fx:resources>
</fx:deploy>

<fx:jar>

Description

Packages a JavaFX application into a JAR file. The set of files to be included is defined by nested <fx:fileset> parameters. The <fx:jar> task also embeds a JAR manifest into the JAR file.

In addition to creating a JAR archive, this task also:

The resulting JAR file supports launching by double-clicking.

Parent Elements

None.

Parameters

Table 10-3 fx:jar

Attribute Description Type Required?

destfile

Path to output JAR file (location and name)

String

Yes


Parameters Accepted as Nested Elements

<fx:jar> Usage Examples

See Example 10-3 and the following example.

Example 1<fx:jar> Ant Task for a Simple Application

This example shows how to use the <fx:jar> Ant task to create the main application JAR file for a simple application without a custom preloader. The resulting JAR file performs the following two actions:

  • Starts test.MyApplication with all resources needed on the classpath when launched as java -jar application.jar or by double-clicking the JAR file.

  • Automatically detects the location of JavaFX Runtime and prompts the user to install it if it is not available, or reports if the platform is not supported.

<!-- Expect definition of JavaFX ant tasks is already imported -->
 
<fx:jar destfile="dist/application.jar">
    <!-- Details about application -->
    <fx:application name="Sample JavaFX application"
            mainClass="test.MyApplication"/>
 
    <!-- Define what auxilary resources are needed -->
    <fx:resources>
        <fx:fileset dir="dist" includes="lib/*.jar"/>
    </fx:resources>
            
    <!-- What to include into result jar file?
         Everything in the build tree -->
    <fileset dir="build/classes"/>
 
    <!-- Customize jar manifest (optional) -->
    <manifest>
        <attribute name="Implementation-Vendor" value="Samples Team"/>
        <attribute name="Implementation-Version" value="1.0"/>
    </manifest>
</fx:jar>   

<fx:signjar>

Description

Digitally signs an application JAR file with a certificate.

Signs the JAR file as BLOB. In other words, instead of every entry being signed separately, the JAR file is signed as a single binary object.

This is a new signing method in JavaFX. For traditional signing, the standard Ant signjar task should be used.

Parent Elements

None.

Parameters

Table 10-4 fx:signjar

Attribute Description Type Required?

alias

The alias for the key

String

Yes

destdir

Location of output file

String

Yes

keypass

Password for the private key

String

Yes

keystore

Keystore file name

File

Yes

jar

The JAR file to sign*

String

No

Either this attribute or a nested <fx:fileset> element is required.

storepass

Password to check integrity of the keystore or unlock the keystore

String

Yes

storetype

Keystore type

String

No

Default is jks.

verbose

Enable verbose output.

Boolean

No

Default is false.


*Note that:

<fx:signjar jar="path/to/jar/folder/jarname" .../>

is simply a convenience syntax for the following:

<fx:signjar ...>
    <fileset dir="path/to/jar/folder" file="jarname"/> 
</fx:signjar>

Parameters Accepted as Nested Elements

<fx:signjar> Usage Examples

Example 1Sign JAR Files

The following snippet of Ant code shows how to sign JAR files using the new sign as BLOB technique.

<fx:signjar destdir="dist"
        keyStore="sampleKeystore.jks" storePass="****"
        alias="javafx" keyPass="****">
    <fileset dir='dist/*.jar'/>
</fx:signjar>

JavaFX Ant Helper Parameter Reference

Helper parameters are types that are used by the JavaFX tasks described in JavaFX Ant Task Reference. This reference page contains the following elements:

Items are in alphabetical order.

<fx:application>

Description

Basic application descriptor. It defines the main components and default set of parameters of the application.

Parent Elements

Parameters

Table 10-5 fx:application

Attribute Description Type Required?

name

--

String

--

fallbackClass

AWT-based applet to be used if application fails to launch due to missing FX runtime and installation of JavaFX is not possible.

String

No

id

Application ID that can be used to get a JavaScript reference to the application in HTML. The same ID can be used to refer to an application object in the Ant task (using refid).

String

No

mainClass

Qualified name of the main application class, which should extend javafx.application.Application

String

Yes

name

Short name of the application. For self-contained applications, also defines the name of the output package.

String

No

Default value is derived from the main application class.

preloaderClass

Qualified name of the preloader class, which should extend javafx.application.Preloader

String

No

Default is the preloader that is shipped with the JavaFX Runtime.

refid*

--

Reference

No

toolkit

Indicates your preference for the application to use a specific UI toolkit. Possible values:

  • fx

  • swing

String

No

Default value is fx.


* If refid is used, then none of the other parameters can be specified.

Parameters Accepted as Nested Elements

<fx:application> Usage Examples

See Example 10-3.

<fx:argument>

Description

An unnamed argument that is inserted in the <fx:argument> element in the deployment descriptor. Multiple arguments are added to the list of arguments in the same order as they are listed in the Ant script.

Parent Elements

Parameters

None.

Parameters Accepted as Nested Elements

None.

<fx:argument> Usage Examples

Example 1Passing Various Unnamed Arguments
<fx:application name="Sample app"
        mainClass="test.MyApplication">
    <!-- unnamed arguments -->
    <fx:argument>Something</fx:argument>
    <!-- value with spaces that are generated at build time -->
    <fx:argument>JRE version: ${java.version}</fx:argument>
    <!-- example of value using a special character -->
    <fx:argument>true &amp; false</fx:argument>
</fx:application> 

<fx:bundleArgument>

Description

Specifies an argument for the bundler that is used to create self-contained applications. Each type of bundler has its own set of arguments.

Parent Elements

Parameters

Table 10-6 fx:bundleArgument

Attribute Description Type Required?

arg

Name of bundler argument

String

Yes

value

Value of bundler argument

String

Yes


Arguments for Self-Contained Application Bundlers

Each type of bundler (Mac, Linux, and Windows) has its own set of arguments.

General Bundler Arguments

preferencesID

ID of a <fx:preferences> element to check for JVM options that the user can override.

Mac Application Bundler Arguments

icon

The path to the default icon to use for launchers and other assists. The file format is .icns.

mac.bundle-id-signing-prefix

Prefix that is applied to the signed binary when binaries that lack property list files (plists, which use the extension .plist) or existing signatures are found inside the bundles.

mac.category

Category for the application. The category must be in the list of categories found on the Apple Developer website.

mac.CFBundleIdentifier

Value stored in the info.plist file for CFBundleIdentifier. This value must be globally unique and contain only letters, numbers, dots, and dashes. Reverse DNS order is recommended, for example, com.example.application.my-application.

mac.CFBundleName

Name of the application as it appears on the Mac Menu Bar. A name of less than 16 characters is recommended. The default is the name attribute of the <fx:application> element..

mac.signing-key-developer-id-app

Name of the signing key used for Developer ID or Gatekeeper signing. If you imported a standard key from the Apple Developer Website, then that key is used by default. If no key can be identified, then the application is not signed.

Mac PKG Bundler Arguments

mac.signing-key-developer-id-installer

Name of the signing key used for Developer ID or Gatekeeper signing. If you imported a standard key from the Apple Developer Website, then that key is used by default. If no key can be identified, then the application is not signed.

Mac App Store Bundler Arguments

mac.app-store-entitlements

Location of the file that contains the entitlements that the application operates under. The file must be in the format specified by Apple. The path to the file can be specified in absolute terms, or relative to your Ant file. If no entitlements are specified, then the application operates in a sandbox that is stricter than the typical applet sandbox, and access to network sockets and all files is prevented.

mac.signing-key-app

Name of the application signing key for the Mac App Store. If you imported a standard key from the Apple Developer Website, then that key is used by default. If no key can be identified, then the application is not signed.

mac.signing-key-pkg

Name of the installer signing key for the Mac App Store. If you imported a standard key from the Apple Developer Website, then that key is used by default. If no key can be identified, then the application is not signed.

Linux Bundler Arguments

icon

The path of the default icon to use for launchers and other assists. The file format is .png.

linux.bundleName

Name of the RPM or DEB package to create.

Windows EXE and MSI Bundler Arguments

icon

The path of the default icon to use for launchers and other assists. The file format is .ico.

win.menuGroup

Menu group in which to install the application when the menu attribute of the <fx:preferences> element is true. This argument is ignored when menu is false.

<fx:bundleArgument> Usage Example

The following example specifies that the generated Windows Installer Package (MSI file) create a Start Menu shortcut in a menu group named Sample Applications. Note that you must specify that the bundler create an MSI file with the nativeBundles attribute of the <fx:deploy> element.

<fx:deploy outdir="." outfile="helloworld" nativeBundles="msi">
    <fx:platform basedir="${JAVA_HOME}"/>
    <fx:application refId="HelloWorldID"/>
    <fx:resources refid="appRes"/>
    <fx:info title="Hello World Example" vendor="Oracle Corporation"/>
    <fx:bundleArgument arg="win.menuGroup" value="Sample Applications"/>
</fx:deploy>

<fx:callback>

Description

Defines a JavaScript callback that can be used to customize user experience.

Parent Elements

Parameters

Table 10-7 fx:callback

Attribute Description Type Required?

name

Name of the event for callback.

String

Yes

refid*

--

Reference

No


* If refid is used, then none of the other parameters can be specified.

Parameters Accepted as Nested Elements

<TEXT>

<fx:callback> Usage Examples

Example 1A Callback Calling a JavaScript Function

In this example, a callback is used to create an HTML splash screen for an application embedded in a web page. When the event onGetSplash is triggered, the JavaScript function customGetSplash is executed.

<fx:callbacks>
    <fx:callback name="onGetSplash">customGetSplash</fx:callback>
</fx:callbacks>
Example 2A Callback with JavaScript Inserted

In this example, the callback is defined with JavaScript code in the <fx:callback> element itself.

<fx:callbacks>
    <fx:callback name="onLoadHandler">
        function () {perfLog(0, "onLoad called");}
    </fx:callback>
</fx:callbacks>
Example 3Multiple Callbacks
<fx:callbacks>
    <fx:callback name="onJavascriptReady">callAppFunction</fx:callback>
    <fx:callback name="onGetSplash">function(id) {}</fx:callback>
 </fx:callbacks>   

<fx:callbacks>

Description

Collection of JavaScript callbacks to be used to customize the user experience.

Parent Elements

Parameters

Table 10-8 fx:callbacks

Attribute Description Type Required?

refid*

--

Reference

No


* If refid is used, then none of the other parameters can be specified.

Parameters Accepted as Nested Elements

<fx:callbacks> Usage Examples

See the examples for <fx:callback>.

<fx:fileset>

Description

Extension of the standard Ant FileSet type, which provides the means to specify optional meta information on a selected set of files. This includes:

Depending on type, the resource might not be used by the enclosing task. See Section 5.7.2, "Application Resources" for details.

A fileset of type "jar" is expected to contain a set of JAR files to be added to the classpath.

Resource of type "native" is expected to be a JAR file with a set of native libraries. In most of cases, it makes sense to set the operating system and architecture for this resource too.

Resources of type "jnlp" are expected to contain JNLP files defining external JNLP extensions.

Filesets of type "license" can contain arbitrary files, but additional restrictions can be applied when they are actually used (for example, on Mac it has to be a plain text file, and on Windows it needs to be RTF).

Filesets of type "data" can contain arbitrary files.

Parent Elements

Parameters

Table 10-9 fx:fileset

Attribute Description Type Required?

arch

(used only when <fx:fileset> is nested under <fx:resources>

Specifies the architecture for which these resources should be considered.

String

No

Default is any.

excludes

--

String

--

includes

--

String

--

os

(used only when <fx:fileset> is nested under <fx:resources>

Specifies the operating systems for which these resources should be considered.

String

No

Default is any.

requiredFor

(used only when <fx:fileset> is nested under <fx:resources>

Defines when resources are needed (affects loading priority). Supported values are:

  • preloader - resources are needed to launch the preloader (first thing to be executed)

  • startup - resources are needed to launch the application.

  • runtime - resources are not critical to launch the application but may be needed later.

String

No

Default is startup.

type

(used only when <fx:fileset> is nested under <fx:resources>

Type of the resources in the set. Supported values are:

  • auto for autodetect

  • data

  • jar

  • jnlp

  • license

  • native for JAR files containing native libraries

  • icon

String

No

Default is to guess based on extension.


* If refid is used, then none of the other parameters can be specified.

Parameters Accepted as Nested Elements

None (except standard Ant elements).

<fx:htmlParam>

Description

Parameter to be passed to the embedded or Web Start application from the HTML page. The value of the parameter can be calculated at runtime using JavaScript.

Parent Elements

Parameters

Table 10-10 fx:htmlParam

Attribute Description Type Required?

escape

Defines how to interpret the value for the values that are passedas string literal (true) or JavaScript variable (false).

Boolean

No

Default is true, meaning value is treated as string literal.

name

Name of the parameter to be passed to the embedded or Web Start application from the HTML page.

String

Yes

value

Value of the parameter. Could also be the name of a JavaScript variable whose value is expected to be passed as parameter.

For JavaScript variables, ensure escape is set to false.

String

Yes


Parameters Accepted as Nested Elements

None

<fx:htmlParam> Task Usage Examples

Example 1Various Parameters Passed from HTML Page
<fx:application name="Sample app"
        mainClass="test.MyApplication">
    <!-- Parameters passed from HTML page. Only applicable 
         for embeddeded and Web Start applications and unused when
         run in a standalone and self-contained context.  -->
    <!-- Parameter with name 'fixedParam', whose value is string 
        '(new Date()).getTime()' -->
    <htmlParam name="fixedParam"
           value="(new Date()).getTime()"/>
    <!-- Parameter with name 'dynamicParam', whose value will be 
         the timestamp of the moment when the application is added  
         to the web page (value will be assigned the result 
         of execution of JavaScript code) -->
    <htmlParam name="dynamicParam" escape="false"
            value="(new Date()).getTime()"/>
</fx:application> 

<fx:icon>

Description

Passes an icon to the <fx:deploy> task, other than a splash screen image.

The icon specified in this element is used for Web Start and desktop applications.

Note that in JavaFX 2.2, only icons of type default are used for self-contained applications. For details on how to customize the icon for self-contained applications, see Section 7.3.3, "Customizing the Package Using Drop-In Resources."

Parent Elements

Parameters

Table 10-11 fx:icon

Attribute Description Type Required?

depth

Color depth of the image in bits-per-pixel. Common values are 8, 16, and 24.

String

No

href

Location of image.

For self-contained applications, the supported graphic formats depend on the operating system:

  • OS X: .icns

  • Linux: .png

  • Windows: .ico

Note that if you specify your own icon for a self-contained application, the values of the attributes height, width, and depth are not used. Ensure that the size and the color depth of your custom icons correspond to what your operating system expects.

For Web Start applications, the supported graphic formats are .gif, .jpg, .png, and .ico.

String

Yes

height

Image height in pixels

String

No

kind

Icon type. Supported values are:

  • default

  • disabled

  • rollover

  • selected

  • shortcut

For Web Start applications, this attribute corresponds to the kind attribute in the icon element of a JNLP file.

For desktop applications, if this attribute is not specified or set as default, then the icon specified is the icon of the launcher (.exe file for Windows, .app file for OS X), the icon in the taskbar or dock, and in some instances the icon for the installer package (such as a DMG package).

String

No

Default value is default.

width

Image width in pixels

String

No


Parameters Accepted as Nested Elements

None.

<fx:icon> Usage Examples

Example 1Use of <fx:icon>
<fx:info title="Sample application">
    <!-- icon to be used by default for anything but splash -->
    <fx:icon href="shortcut.ico" kind="shortcut"
            width="32" height="32" depth="8"/> 
</fx:info> 

<fx:info>

Description

Application description for users. These details are shown in the system dialog boxes, if they need to be shown.

Parent Elements

Parameters

Table 10-12 fx:info

Attribute Description Type Required?

category

Application category. Creates a link to an application in a specified category. Semantics of the value depends on the format of the package.

For example:

  • For a self-contained application on Linux, it is used to define the application menu category where the application is listed.

  • On Mac: Creates key in info.plist
    <key>LSApplicationCategoryType</key>
    <string>unknown</string>

  • On Windows creates a group, for instance, if you specify "My Music" it will create your app in C:\ProgramData\Microsoft\Windows\Start Menu\Programs\My Music

String

No

copyright

Short copyright statement

String

No

description

A short statement describing the application.

String

No

license

License type (for example, GPL). As of JavaFX 2.2, this attribute is used only for Linux bundles.

String

No

title

Title of the application

String

Yes

vendor

Provider of the application

String

Yes


Parameters Accepted as Nested Elements

<fx:info> Usage Examples

Example 1<fx:info> Parameter Used in <fx:deploy> Task
<fx:info vendor="Uncle Joe" description="Test program"/>

<fx:jvmarg>

Description

The JVM argument to be set in the JVM, where the application is executed. Can be used multiple times. Note that you do not need to additionally escape values if they contain space characters.

Parent Elements

Parameters

Table 10-13 fx:jvmarg

Attribute Description Type Required?

value

Value of JVM argument.

String

Yes


Parameters Accepted as Nested Elements

None.

<fx:jvmarg> Usage Examples

See <fx:platform> Parameter to Specify JVM Options.

<fx:jvmuserarg>

Description

The user overridable JVM argument to be set in the JVM, where the application is executed. Can be used multiple times. Note that you do not need to additionally escape values if they contain space characters.

Parent Elements

Parameters

Table 10-14 fx:jvmuserarg

Attribute Description Type Required?

value

Value of JVM argument.

String

Yes


Parameters Accepted as Nested Elements

None.

<fx:jvmuserarg> Usage Examples

See <fx:platform> Parameter to Specify JVM Options.

<fx:param>

Description

Parameter to be passed to the application (embedded into application package).

This tag has no impact on standalone applications, including self-contained applications.

Parent Elements

Parameters

Table 10-15 fx:param

Attribute Description Type Required?

name

Name of parameter

String

Yes

value

Value of parameter

String

Yes


Parameters Accepted as Nested Elements

None.

<fx:param> Task Usage Examples

Example 1Passing Various Types of Parameters
<fx:application name="Sample app"
        mainClass="test.MyApplication">
    <!-- parameter with name 'simpleParam' and fixed string value-->
    <param name="simpleParam" value="something"/>
    <!-- parameter with name 'complexParam' with value generated 
         at build time -->
    <param name="complexParam" value="Compiled by ${java.version}"/>
    <!-- parameter with name 'novalueParam' and no value -->
    <param name="novalueParam"/>
</fx:application> 

<fx:permissions>

Description

Definition of security permissions needed by application. By default, the application runs in the sandbox. Requesting elevated permissions requires signing the application JAR files.

This option has no impact on standalone applications, including self-contained applications.

Parent Elements

Parameters

Table 10-16 fx:permissions

Attribute Description Type Required?

cachecertificates

If set to true, then the certificate used to sign the JAR files are cached in the deployment descriptor. Caching enables the user to accept elevated permissions earlier in the startup process, which improves startup time.

This setting has no effect if the application is run in the sandbox.

Boolean

No

Default is false.

elevated

If set to false, the application runs in the sandbox.

Boolean

No

Default is false.


Parameters Accepted as Nested Elements

None.

<fx:permissions> Usage Examples

Example 1Embed Signing Certificate into Deployment Descriptor

See Section 5.9.3, "Embed Signing Certificate into Deployment Descriptor."

<fx:permissions elevated="true" cacheCertificates="true"/>

<fx:platform>

Description

Defines application platform requirements.

Parent Elements

Parameters

Table 10-17 fx:platform

Attribute Description Type Required?

refid*

--

Reference

No

javafx

Minimum version of JavaFX required by the application.

String

No

Default value matches the release of the JavaFX SDK; for example, if you use the JavaFX 2.2 SDK, the default value is '2.2'.

j2se

Minimum version of JRE required by the application.

String

No

Default is any JRE supporting JavaFX.


* If refid is used, then none of the other parameters can be specified.

Parameters Accepted as Nested Elements

<fx:platform> Usage Examples

Example 1<fx:platform> Parameter to Specify Version

In this example, the application needs JavaFX Runtime version 2.1 or later and JRE version 7.0 or later.

<fx:platform javafx="2.1+" j2se="7.0"/>
Example 2<fx:platform> Parameter to Specify JVM Options

In this example, the application needs JavaFX Runtime version 2.1 or later and needs to run in a JVM launched with "-Xmx400 -verbose:jni -Dpurpose="sample value".

<fx:platform javafx="2.1+">
    <fx:jvmarg value="-Xmx400m"/>
    <fx:jvmarg value="-verbose:jni"/>
    <property name="purpose" value="sample value"/>
</fx:platform>
Example 3<fx:platform> Parameter to Specify User Overridable JVM Options

In this example, -Xmx768m is passed as a default value for heap size. The user can override this value in a user configuration file.

            <fx:platform>
              <fx:jvmuserarg name="-Xmx" value="768m" />
            </fx:platform>

<fx:preferences>

Description

Deployment preferences for the application. Preferences can be expressed but may not necessarily be satisfied, for example in the following cases:

Parent Elements

Parameters

Table 10-18 fx:preferences

Attribute Description Type Required?

install

Install true means that the application is installed for the system and false means the application is installed for the current user only.

For self-contained applications, true indicates a developer preference that the application package should perform a system-wide installation. If false, then a package is generated for per-user installation.

This value is ignored if the packager does not support different types of install packages for the requested package format.

Boolean

No

For Web Start and embedded applications, default is false.

For self-contained applications, default value is different for various package formats.

menu

If true, then the application requests to add an entry to the system application menu.

Boolean

No

Default is false.

refid*

--

Reference

No

shortcut

If true then application requests a desktop shortcut to be created.

Boolean

No

Default is false.


* If refid is used, then none of the other parameters can be specified.

Parameters Accepted as Nested Elements

None.

<fx:preferences> Usage Examples

Example 1<fx:preferences> Parameter to Add a Desktop Shortcut

This example shows a request to create a desktop shortcut.

<fx:preferences id="p1" shortcut="true"/>
Example 2<fx:preferences> Parameter to Mark as Installed

This example does the following:

  • It requests creation of a web deployment descriptor that will add the application to the Applications Menu and mark it as installed (in other words, the application will be listed in Add/Remove programs.)

  • If self-contained bundles are created, then they will be installed system-wide and will create an application entry in the Applications menu.

<fx:preferences shortcut="false" install="true" menu="true"/>
Example 3Using a refid to the <fx:preferences> Parameter

This example uses a reference to the <fx:preferences> parameter in <fx:preferences> Parameter to Add a Desktop Shortcut to create the shortcut.

<fx:resource refid="p1"/>

<fx:property>

Description

Optional element and can be used multiple times. Java property to be set in the JVM where the application is executed.

Parent Elements

Parameters

Table 10-19 fx:property

Attribute Description Type Required?

name

Name of property to be set.

String

Yes

value

Value of property to be set.

String

Yes


Parameters Accepted as Nested Elements

None.

<fx:resources>

Description

The collection of resources used by the application. Defined as a set of JavaFX FileSet filters. Could be reused using id or refid.

Parent Elements

Parameters

Table 10-20 fx:resources

Attribute Description Type Required?

id

ID that can be referred from another element with a refid attribute.

String

No

refid*

--

Reference

No


* If refid is used, then none of the other parameters can be specified.

Parameters Accepted as Nested Elements

<fx:resources> Usage Examples

See also examples in Chapter 5, "Packaging Basics" and Chapter 7, "Self-Contained Application Packaging."

Example 1<fx:resources> Parameters Used with id and refid Attributes

In this example, both <fx:resources> elements define the collection, consisting of s.jar in the dist directory. The first <fx:resources> element uses an id attribute, and the second <fx:resources> element refers to the first with the refid attribute.

<fx:resources id="aaa">
    <fx:fileset dir="dist" includes="s.jar"/>
</fx:resources>
<fx:resources refid="aaa"/>
Example 2Using <fx:resources> for Extension Descriptors

If you mix signed and unsigned JAR files, use an additional <fx:deploy> Ant task to generate an extension descriptor for each JAR file, and refer to the extension descriptors by treating them as resources in the main file, as shown in this example.

<!-- Prepare extension -->
<fx:deploy extension="true"
        outdir="dist" outfile="other">
    ...
<fx:deploy>
 
<!-- Use it in the main descriptor -->
<fx:deploy outdir="web-dist" ...>
    ...
    <fx:resources>
        <fx:fileset dir="dist" includes="other.jnlp"/>
            ...
    </fx:resources>
<fx:deploy>

<fx:splash>

Description

Passes the location of the image to be used as a splash screen. Currently custom splash images can only be passed to Web Start applications, and use of this parameter has no impact on standalone applications or applications embedded into web pages.

Parent Elements

Parameters

Table 10-21 fx:splash

Attribute Description Type Required?

href

Location of image. Supported graphic formats are JPEG, GIF, and PNG.

String

Yes

mode

Deployment mode. Supported values are:

  • any (but currently only functional in Web Start mode)

  • webstart

String

No

Default value is any.


Parameters Accepted as Nested Elements

None.

<fx:splash> Usage Examples

Example 1Use of <fx:splash>

In the following example, splash images of various types are passed.

<fx:info title="Sample application">
    <fx:splash href="http://my.site/custom.gif"/> 
</fx:info> 

<fx:template>

Description

Template to preprocess. A template is an HTML file that contains markers to be replaced with the JavaScript or HTML snippets that are required for web deployment. Using templates enables you to deploy your application directly into your own web pages. This simplifies the development process, especially when the application is tightly integrated with the page, for example when the web page uses JavaScript to communicate to the application.

Template markers have one of the following forms:

id is the identifier of an application and XXX is one of following:

A page with different applications can be processed multiple times, one per application. To avoid confusion, markers must use application IDs with an alphanumeric string and no spaces.

If the input and output files are the same then the template is processed in place.

Parent Elements

Parameters

Table 10-22 fx:template

Attribute Description Type Required?

file

Input template file.

File

Yes

tofile

Output file (after preprocessing).

File

No

Default is the same as the input file.


Parameters Accepted as Nested Elements

None

<fx:template> Usage Examples

Example 1<fx:template> Parameter Used in <fx:deploy> Task

This example shows a <fx:template> parameter in which both input and output files are specified.

<fx:template file="App_template.html" tofile="App.html"/>
Example 2<fx:template> Parameter in Context
<fx:deploy placeholderId="ZZZ"
        width="600" height="400"
        outdir="dist-web" outfile="App1">
    <fx:application id="myApp" name="Demo"
            mainClass="fish.FishApplication"/>
    <fx:template file="src/templates/EmbedApp_template.html"
            tofile="dist-web/EmbedApp.html"/>
    <fx:resources>
        <fx:fileset requiredFor="startup" dir="dist" includes="*.jar"/>
    </fx:resources>
</fx:deploy>
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