Date: Tue, 19 Dec 2006 09:27:08 -0800 From: Greg Lewis <glewis@eyesbeyond.com> To: Nick Johnson <freebsd@spatula.net> Cc: "Marc G. Fournier" <scrappy@freebsd.org>, freebsd-java@freebsd.org Subject: Re: java.lang.NullPointerException: java.lang.String.getBytes(String.java:811) Message-ID: <20061219172708.GA36061@misty.eyesbeyond.com> In-Reply-To: <20061218205504.T28249@turing> References: <7F8F7B7A846E2FF96F7B55F3@ganymede.hub.org> <20061218205504.T28249@turing>
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On Mon, Dec 18, 2006 at 08:58:14PM -0800, Nick Johnson wrote: > Just a guess, but there's a version of getBytes that takes a character set > name as an argument, which would probably throw a NullPointerException in > the event that the argument you passsed it was a null string. > > Take a look at > http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html#getBytes(java.lang.String) > and see if there's a chance that your HttpServletWrapper line 346 could be > passing null for the character set name. Even better, look at String.java, line 811 (per the stack trace): if (charsetName == null) throw new NullPointerException(); Makes it pretty clear :) > Nick > > On Mon, 18 Dec 2006, Marc G. Fournier wrote: > > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA1 > > > > > > Hate to ask when I don't believe I have near enough information, but my > > knowledge o Java is so small that I don't even know where to begin debugging ... > > > > Have a client running an application, that, when run on an older FreeBSD 4.x > > machine, with jdk from ports, ran great ... > > > > Recently, upgraded them to FreeBSD 6.x, with Diablo, and from a 32bit server to > > a 64bit server, and now whenever they submit certain forms on the site, it > > generates the following error: > > > > java.lang.NullPointerException > > java.lang.String.getBytes(String.java:811) > > org.dataisland.wrapper.servlet.HttpServletWrapper.streamDocument(HttpServletWrapper.java:346) > > org.dataisland.wrapper.servlet.HttpServletWrapper.serveDataIsland(HttpServletWrapper.java:316) > > org.dataisland.wrapper.servlet.HttpServletWrapper.service(HttpServletWrapper.java:277) > > javax.servlet.http.HttpServlet.service(HttpServlet.java:802) > > org.opencommerce.iface.servlet.filter.Secure.doFilter(Secure.java:64) > > > > The site *appears* to work fine otherwise ... its an e-commerce site, and I can > > add products to my shopping cart, search the database, etc ... but, for > > instance, if I try to update my profile, or they try and update prices, the > > above happens ... > > > > Can someone suggest what, if anything, I can do to debug this a bit more > > intelligently? > > > > Thanks .. > > > > > > - ---- > > Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) > > Email . scrappy@hub.org MSN . scrappy@hub.org > > Yahoo . yscrappy Skype: hub.org ICQ . 7615664 > > -----BEGIN PGP SIGNATURE----- > > Version: GnuPG v1.4.5 (FreeBSD) > > > > iD4DBQFFh2Ea4QvfyHIvDvMRAkwcAJUWlJ2BJwPiCSAJyejiwM7+/cRkAJ4ltcH7 > > CSsBMrwm9y9o4qJiIKPy+A== > > =M9q+ > > -----END PGP SIGNATURE----- > > > > _______________________________________________ > > freebsd-java@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-java > > To unsubscribe, send any mail to "freebsd-java-unsubscribe@freebsd.org" > > > > -- > When you're a kid, they tell you it's all grow up, get a job, get married, > get a house, have a kid, and that's it. No, the truth is the world is so > much stranger than that. It's so much darker, and so much madder. > And so much better. > -- Elton, Doctor Who, "Love and Monsters" > This message has been brought to you by Nick Johnson 2.1 and the number 6. > http://healerNick.com/ http://morons.org/ http://spatula.net/ > _______________________________________________ > freebsd-java@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-java > To unsubscribe, send any mail to "freebsd-java-unsubscribe@freebsd.org" -- Greg Lewis Email : glewis@eyesbeyond.com Eyes Beyond Web : http://www.eyesbeyond.com Information Technology FreeBSD : glewis@FreeBSD.org
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