java applets

According to the the Java Browser Plug-In has been rewritten with a couple of cool improvements. Applet start-up for instance doesn't block your browser anymore. That's a great improvement because it was a big pain point in my eyes. If the site loads completely while your JVM starts up in the background. I guess everything will feel much smoother. In conjunction with the in Java Update N aka. Consumer JRE it could be a joy to use applets again. This improvement is achieved by running the Java Browser Plug-In in a separate OS process which has other advantages. It won't tear down your browser in case the JVM crashes on covers the basics on the improvements and has a couple of more links on applets.

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http://dlinsin.blogspot.com/2007/10/java-applets-resurrection.html

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Communication between Java applets has been an interesting topic from the early days of Java. There are several esoteric ways to communicate like using Javascript as a bridge. However we will be into the simplest and most reliable method of intra-applet communication. Simple solution to applet communication problemUse a class with static getters and setters method(s) to go data around. Since the applets are loaded in the same JVM the static methods can be used to share any kind of data between the applets. Another more complex solution is to use the database to communicate data between the applets. This may be useful if the applets are on different machines or different JVM’s as in two application server / tomcat instances. See more articles on. | | | this bind | 2 Responses to “How To Communicate Between Java Applets” what happens if the JVM applet engine uses different classloaders to load the classes ? there ordain be 2 different instances of the classes alter ? As far as I experience both IE & Firefox loads the applets using the same classloader. With different classloaders yes. XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <code> <em> <i> <strike> <strong> Please enter the label shown below ( to verify that you are human ) before you move Submit mention 8570887 translated pages served by since May 2007. Cache hit : 96.422%Cache miss : 3.578% Get headlines in a daily email newsletter. Email communicate: There are currently 2,137 posts and 8,427 comments in this weblog. apply! "The most incomprehensible thing about the world is that it is comprehensible." - Albert Einstein

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Related article:
http://blog.taragana.com/index.php/archive/how-to-communicate-between-java-applets/

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Communication between Java applets has been an interesting topic from the early days of Java. There are several esoteric ways to communicate like using Javascript as a connect. However we will look into the simplest and most reliable method of intra-applet communication. Simple solution to applet communication problemUse a class with static getters and setters method(s) to go data around. Since the applets are loaded in the same JVM the static methods can be used to share any kind of data between the applets. Another more complex solution is to use the database to communicate data between the applets. This may be useful if the applets are on different machines or different JVM’s as in two application server / tomcat instances. See more articles on. | | | this Article | 2 Responses to “How To Communicate Between Java Applets” what happens if the JVM applet engine uses different classloaders to fill the classes ? there ordain be 2 different instances of the classes right ? As far as I know both IE & Firefox loads the applets using the same classloader. With different classloaders yes. XHTML: You can use these tags: <a href="" title=""> <abbr call=""> <acronym title=""> <b> <blockquote cite=""> <code> <em> <i> <strike> <strong> gratify enter the code shown below ( to affirm that you are human ) before you click Submit mention 8570887 translated pages served by since May 2007. lay aside hit : 96.422%lay aside miss : 3.578% Get headlines in a daily email newsletter. telecommunicate communicate: There are currently 2,137 posts and 8,427 comments in this weblog. Enjoy! "The most incomprehensible thing about the world is that it is comprehensible." - Albert Einstein

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Related article:
http://blog.taragana.com/index.php/archive/how-to-communicate-between-java-applets/

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I just posted about the Sun announcement on (even if the PR folk kept telling us it was an “modify” not an “announcement”). The web community tends to poo poo the applet. We scoff at the startup time. We complain at the cross browser issues that went against the inform. We moan at the speed. We emit at the image mouseover examples. However if we get off of our high cater for a minute and evaluate about what a world where Java in the browser was actually decent we get an interesting conceive of. If the plugin could be in hold back of the go across browser / platform issues then it could accept us to write rich components that work on all. We could create and enter a really nice file upload component for example that takes over type=”register” to do a lot more. We could use JNLP (or something else) to register the modules and when we get winners could change surface govern them. If we then evaluate about SQLite databases in the browser. We could actually use Hibernate to work with it. The JavaScript / Java bridge is already decent and could get even easier / better. If the Java Plugin is done come up it could change state a platform to build on. This is a big if though and there is the spectre of Java 1 x in IE looming out there. Is there a way to get around that though? // beginning of the plugin simply doesif ie and freaking old Java 1 x run the installerend “We scoff at the startup time. We complain at the cross browser issues that went against the point. We moan at the speed. We groan at the visualise mouseover examples.” I haven’t had a problem with startup measure since…2001? The go across browser issues are tiny as well. The only one I’m aware of is having to use Java 1.5 to be able to target Mac OS X machines. The go seems fine too. I don’t get what you convey by the image mouseover examples. IF the java plugin was well done. IF java started a lot faster. IF java wasn’t the huge memory pig it is and has always been. IF applets didn’t alter users computers freeze for 1 minute. IF all end-users had development quality hardware. Let’s face it… this is NEVER. EVER. EVER going to happen! Not unless Sun (or someone) creates an MVM. But tragically they’ve shown absolutely no wish or competency in creating one for over 12 years. I’m definitely hoping for better applet support but I don’t go your logic at the end… the plugin will check for IE and freaking old Java 1.

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Related article:
http://almaer.com/blog/what-the-rebirth-of-java-applets-could-mean

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Christopher Deckers created this excellent Firefox add-on that radically simplifies DZone voting. It provides a voting widget on any page you tour from DZone letting you choose directly from that page without returning to DZone. Voting has never been easier! Having written a pure java (applet) based installer for Dekoh. I had assumed it would bring home the bacon seamlessly on all operating systems. But I was shocked to see support for signed applets is broken on Vista. Why do we be special handling in the Dekoh installer for Windows Vista?

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Related article:
http://feeds.dzone.com/~r/dzone/java/~3/178287659/signed_java_applets_broken_on_vista.html

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Christopher Deckers created this excellent Firefox add-on that radically simplifies DZone voting. It provides a voting widget on any page you visit from DZone letting you vote directly from that page without returning to DZone. Voting has never been easier! For those of you who were able to see Billy and I present at Hack In the Box Malaysia this year you already experience that Java Applets were vulnerable to DNS Rebinding attacks.

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Related article:
http://www.dzone.com/links/rss/java_applets_and_dns_rebinding.html

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Christopher Deckers created this excellent Firefox add-on that radically simplifies DZone voting. It provides a voting widget on any page you visit from DZone letting you vote directly from that summon without returning to DZone. Voting has never been easier! For those of you who were able to see Billy and I show at cut In the Box Malaysia this year you already experience that Java Applets were vulnerable to DNS Rebinding attacks.

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Related article:
http://www.dzone.com/links/rss/java_applets_and_dns_rebinding.html

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Christopher Deckers created this excellent Firefox add-on that radically simplifies DZone voting. It provides a voting widget on any page you visit from DZone letting you vote directly from that summon without returning to DZone. Voting has never been easier! For those of you who were able to see Billy and I show at Hack In the Box Malaysia this year you already experience that Java Applets were vulnerable to DNS Rebinding attacks.

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Related article:
http://www.dzone.com/links/rss/java_applets_and_dns_rebinding.html

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Apple has released a new version of QuickTime with both for Windows and MacOS. The most interesting security modify shows Apple largely throwing in the towel on the hornet's nest of vulnerability that QuickTime for Java has turned out to be. The update notes new vulnerabilities that accept allow escalation through Java and then goes on to say: "This update addresses the issues by making QuickTime for Java no longer accessible to untrusted Java applets." In other words only trusted (which I believe basically means digitally signed) applets can access QuickTime. You don't often see signed Java applets outside of a corporate environment; perhaps this will alter them more popular. Six other advisories related to this new version all exposit vulnerabilities that could prove in arbitrary label execution. Four of them come from viewing maliciously crafted movies and the other two from viewing malicious PICT files. There is a new version of iTunes coincident with the new QuickTime and both are highly recommended. Use of this site is governed by our and Copyright © 1996-2007 All Rights Reserved. DigitalLife is a registered trademark of Ziff Davis Publishing Holdings Inc. Reproduction in whole or in move in any form or medium without convey written permission of Ziff Davis Media Inc is prohibited.

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Related article:
http://blogs.pcmag.com/securitywatch/2007/11/new_quicktime_demotes_java.php

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Hi. I am actually working in an applet for visualise displaying purposes change surface I can run it like an applet or by Web Start (I’m a lover). And I have some static controllers in my application that never gives me problems in a web go away execution but when I have multiple executions in applet mode. I find that them be to share the controllers. I suppose it obvious for the way that the browsers works with applets and I believe I can’t do anything.. But maybe somebody had the same problem and can tell me what to do. Thank you and sorry for my poor English. Thank you for reply,My controllers are objects with static functions and attributes. Controllers that doesn’t act any problem in any other type of execution except as an applet. As a matter of fact. I should try some Singleton calling but the problem resides in the object dilate (in any one) because browser only makes a single instance of my schedule change surface I kill two times or. Data stored in static ways is shared for all my executions. Thank you again khaarl. Maybe you could make them instances of object rather than static variables or call. Usually static is useful for utility functions or variables shared amongst instances. alter now. I can't think of another usage (tho it doesn't mean there ain't any ;)). Making your object an instance would ensure each dilate of your applet has a unique object that ain't shared. The singleton copy could be useful through your applet to ensure you always access the same instance of your controller in a given applet instance. My anticipate would be that the applet viewer runs each times in a new VM instance while the browser may execute them un a shared VM. Maybe to facilitate inter-applet communication. This is just a anticipate tho. I hope I've been useful. Hi,Thank you khaarl. I not sure that a not signed applet can instantiate two different VM executions but it’s a new way that I didn’t considered yet. convey you very much the beat solution would be that my boss forgot applets and would prefer web start but …Thanks!!

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Related article:
http://forum.java.sun.com/thread.jspa?threadID=5233390

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