MigrateFromGWT - Revision history

JaroslavTulach: /* Real HotSpot VM */

JaroslavTulach — Fri, 01 Oct 2021 05:37:42 GMT

Real HotSpot VM

←Older revision		Revision as of 05:37, 1 October 2021
Line 108:		Line 108:
	=== Real [[HotSpot]] [[VM]] ===		=== Real [[HotSpot]] [[VM]] ===

-	When we have our libraries converted, we can use them in a [[Knockout4Java]] [[Maven]] archetype project and ~~use it inside of~~ [[JavaFX]] WebView. This gives us all the benefits of [[HotSpot]] and real [[Java]] (including features of modern [[JDK]]s).	+	When we have our libraries converted, we can use them in a [[Knockout4Java]] [[Maven]] archetype project and execute them in regular [[JVM]] while rendering the [[HTML]] content via [[JavaFX]] '''WebView'''. This gives us all the benefits of [[HotSpot]] and real [[Java]] (including features of modern [[JDK]]s). We can use regular [[JVM]] [[debugger]] and verify our [[Java]] application behavior the way we are used to.
-		+
-	We can use [[debugger]] and verify ~~the behavior of the~~ [[Java]] application ~~logic~~ the way we are used to.	+

	=== [[Bck2Brwsr]] & other transpilers ===		=== [[Bck2Brwsr]] & other transpilers ===

JaroslavTulach: /* Real HotSpot VM */

JaroslavTulach — Fri, 01 Oct 2021 05:35:46 GMT

Real HotSpot VM

←Older revision		Revision as of 05:35, 1 October 2021
Line 108:		Line 108:
	=== Real [[HotSpot]] [[VM]] ===		=== Real [[HotSpot]] [[VM]] ===

-	When we have our libraries converted, we can use them in a ~~''knockout4j''~~ [[Maven]] archetype project and use it inside of [[JavaFX]] WebView. This gives us all the benefits of [[HotSpot]] and real [[Java]] (including features of modern [[JDK]]s).	+	When we have our libraries converted, we can use them in a [[Knockout4Java]] [[Maven]] archetype project and use it inside of [[JavaFX]] WebView. This gives us all the benefits of [[HotSpot]] and real [[Java]] (including features of modern [[JDK]]s).

	We can use [[debugger]] and verify the behavior of the [[Java]] application logic the way we are used to.		We can use [[debugger]] and verify the behavior of the [[Java]] application logic the way we are used to.

JaroslavTulach: /* Bck2Brwsr & other transpilers */

JaroslavTulach — Fri, 01 Oct 2021 05:15:53 GMT

Bck2Brwsr & other transpilers

←Older revision		Revision as of 05:15, 1 October 2021
Line 116:		Line 116:
	Originally we started with a [[GWT]] application. Now we have a real [[Java]] application, which can run on desktop and render its [[HTML]] UI via [[JavaFX]]. [[Good]], however our original application used to run in a browser. Can we do the same?		Originally we started with a [[GWT]] application. Now we have a real [[Java]] application, which can run on desktop and render its [[HTML]] UI via [[JavaFX]]. [[Good]], however our original application used to run in a browser. Can we do the same?

-	Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild. Btw. [[TeaVM]] also supports the {{HTML4J\|net/java/html/js\|JavaScriptBody}} annotation and other transpilers are encouraged to ~~joint~~ this ecosystem and do the same.	+	Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild. Btw. [[TeaVM]] also supports the {{HTML4J\|net/java/html/js\|JavaScriptBody}} annotation and other transpilers are encouraged to join this ecosystem and do the same.

	Say farewell to [[GWT]]. Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications! Long live [[Java]] in browsers!		Say farewell to [[GWT]]. Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications! Long live [[Java]] in browsers!

JaroslavTulach: /* Bck2Brwsr */

JaroslavTulach — Fri, 01 Oct 2021 05:15:37 GMT

Bck2Brwsr

←Older revision		Revision as of 05:15, 1 October 2021
Line 112:		Line 112:
	We can use [[debugger]] and verify the behavior of the [[Java]] application logic the way we are used to.		We can use [[debugger]] and verify the behavior of the [[Java]] application logic the way we are used to.

-	=== [[Bck2Brwsr]] ===	+	=== [[Bck2Brwsr]] & other transpilers ===

	Originally we started with a [[GWT]] application. Now we have a real [[Java]] application, which can run on desktop and render its [[HTML]] UI via [[JavaFX]]. [[Good]], however our original application used to run in a browser. Can we do the same?		Originally we started with a [[GWT]] application. Now we have a real [[Java]] application, which can run on desktop and render its [[HTML]] UI via [[JavaFX]]. [[Good]], however our original application used to run in a browser. Can we do the same?

-	Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild.	+	Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild. Btw. [[TeaVM]] also supports the {{HTML4J\|net/java/html/js\|JavaScriptBody}} annotation and other transpilers are encouraged to joint this ecosystem and do the same.

	Say farewell to [[GWT]]. Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications! Long live [[Java]] in browsers!		Say farewell to [[GWT]]. Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications! Long live [[Java]] in browsers!

JaroslavTulach: /* Convert to Annotations */

JaroslavTulach — Fri, 01 Oct 2021 05:11:46 GMT

Convert to Annotations

←Older revision		Revision as of 05:11, 1 October 2021
Line 51:		Line 51:
	=== Convert to Annotations ===		=== Convert to Annotations ===

-	The first step is to convert comments into something that [[JVM]] can consume. Since [[JDK]]5 the proper way of attaching additional information to methods is to use [[annotations]]. Let's us rewrite the code to use ''@~~JavaScriptBody~~'' as provided by HTML/Java interop API (see ~~its~~ [~~https~~://bits.netbeans.org/html+java/1.7.1/ ~~javadoc~~]). The goal is to have source like this:	+	The first step is to convert comments into something that [[JVM]] can consume. Since [[JDK]]5 the proper way of attaching additional information to methods is to use [[annotations]]. Let's us rewrite the code to use ''@''{{HTML4J\|net/java/html/js\|JavaScriptBody}} as provided by [[Html4Java\|HTML/Java interop API]] (see the whole [http://bits.netbeans.org/html+java/1.7.1/net/java/html/js/package-summary.html interop documentation]). The goal is to have source like this:
		+

	<source lang="java">		<source lang="java">

JaroslavTulach: /* Convert to Annotations */

JaroslavTulach — Fri, 01 Oct 2021 04:12:27 GMT

Convert to Annotations

←Older revision		Revision as of 04:12, 1 October 2021
Line 51:		Line 51:
	=== Convert to Annotations ===		=== Convert to Annotations ===

-	The first step is to convert comments into something that [[JVM]] can consume. Since [[JDK]]5 the proper way of attaching additional information to methods is to use [[annotations]]. Let's us rewrite the code to use ''@JavaScriptBody'' as provided by ~~[[netbeans:Html4Java\|HTML4J]] library~~ (see its [~~http~~://~~deadlock~~.netbeans.org~~/job~~/html+java/~~lastSuccessfulBuild~~/~~artifact/boot/target/site/apidocs/index.html~~ javadoc]). The goal is to have source like this:	+	The first step is to convert comments into something that [[JVM]] can consume. Since [[JDK]]5 the proper way of attaching additional information to methods is to use [[annotations]]. Let's us rewrite the code to use ''@JavaScriptBody'' as provided by HTML/Java interop API (see its [https://bits.netbeans.org/html+java/1.7.1/ javadoc]). The goal is to have source like this:

	<source lang="java">		<source lang="java">

JaroslavTulach: /* Bck2Brwsr */

JaroslavTulach — Wed, 29 Jan 2014 18:31:29 GMT

Bck2Brwsr

←Older revision		Revision as of 18:31, 29 January 2014
Line 117:		Line 117:
	Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild.		Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild.

-	Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications!	+	Say farewell to [[GWT]]. Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications! Long live [[Java]] in browsers!

JaroslavTulach: /* Bck2Brwsr */

JaroslavTulach — Wed, 29 Jan 2014 18:30:40 GMT

Bck2Brwsr

←Older revision		Revision as of 18:30, 29 January 2014
Line 113:		Line 113:
	=== [[Bck2Brwsr]] ===		=== [[Bck2Brwsr]] ===

-	Originally we started with a [[GWT]] application. Now we have real [[Java]] application, which can run on desktop and render its [[HTML]] UI via [[JavaFX]]. ~~However~~ our original application used to run in a browser? Can we do the same?	+	Originally we started with a [[GWT]] application. Now we have a real [[Java]] application, which can run on desktop and render its [[HTML]] UI via [[JavaFX]]. [[Good]], however our original application used to run in a browser. Can we do the same?

	Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild.		Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild.

	Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications!		Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications!

JaroslavTulach: /* Convert to Annotations */

JaroslavTulach — Wed, 29 Jan 2014 18:29:07 GMT

Convert to Annotations

←Older revision		Revision as of 18:29, 29 January 2014
Line 99:		Line 99:
	</source>		</source>

-	To help us with migration there is a [[NetBeans]] module that can do this for us automatically (either one by one or as a batch conversion).	+	To help us with migration there is a [[NetBeans]] module that can do this for us automatically (either one by one or as a batch conversion).
		+
		+	The syntax of [[Java]] callbacks from [[JavaScript]] is the same as the one defined
		+	by [[GWT]] (e.g. starts with '''@'''). However, thanks to [[AnnotationProcessor]]s, it is now part of [[Javac]] execution - if there is a typo in the class name (''java.lang.Runnable''), method
		+	name (''run''), or its parameters (empty list in this case) an error is emitted during compilation - preventing errors as soon as possible.

	=== Real [[HotSpot]] [[VM]] ===		=== Real [[HotSpot]] [[VM]] ===

JaroslavTulach: /* Convert to Annotations */

JaroslavTulach — Wed, 29 Jan 2014 18:23:00 GMT

Convert to Annotations

←Older revision		Revision as of 18:23, 29 January 2014
Line 99:		Line 99:
	</source>		</source>

-	To help us with migration there is a [[NetBeans]] module that can do this for us automatically.	+	To help us with migration there is a [[NetBeans]] module that can do this for us automatically (either one by one or as a batch conversion).
		+
		+	=== Real [[HotSpot]] [[VM]] ===
		+
		+	When we have our libraries converted, we can use them in a ''knockout4j'' [[Maven]] archetype project and use it inside of [[JavaFX]] WebView. This gives us all the benefits of [[HotSpot]] and real [[Java]] (including features of modern [[JDK]]s).
		+
		+	We can use [[debugger]] and verify the behavior of the [[Java]] application logic the way we are used to.
		+
		+	=== [[Bck2Brwsr]] ===
		+
		+	Originally we started with a [[GWT]] application. Now we have real [[Java]] application, which can run on desktop and render its [[HTML]] UI via [[JavaFX]]. However our original application used to run in a browser? Can we do the same?
		+
		+	Yes, we can. With the help of [[Bck2Brwsr]] [[VM]], we can take the same application and repackage it so it runs in a pluginless browser. Just choose ''bck2brwsr'' [[Maven]] configuration and rebuild.
		+
		+	Enjoy your [[GWT]]-less [[HTML]]/[[Java]] applications!