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Any idea about this exception! [Closed]

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  • #211101 Reply

    Tulsi Rai
    Member

    Hi Folks,
    I am a new to MyEclipse. I donwloaded its 3.x version as I had Eclipse 3.0, installed successfully and created a jsp page works fine. I wanted to try its debuggin features so i set a break point in java class that is accessed by the jsp page.when I try to step over the break poing, it gives me the following exception

    Source not found for JspServletWrapper.service(HttpServletRequest, HttpServletResponse, boolean) line: 348
    

    any idea? do i need to configure anything there?

    Also, there there’re two options:
    Window/Preferences/MyEclipse/Editors/JSP/HTML Editor

    1) Compile JSPs
    2) Don’t compile JSPs

    Also, How can I enable “External Preview”?

    I would appreciate if someone could help me with it asap.
    thanks.

    #211103 Reply

    Scott Anderson
    Participant

    Can you please post all the information we request in the [URL=http://www.myeclipseide.com/PNphpBB2+file-viewtopic-t-393.html]Posting Guidelines[/URL] thread at the top of this forum? That will give us some context so that we can determine if this is an installation issue, a configuration problem, or a bug. Thanks.

    #211110 Reply

    Tulsi Rai
    Member

    Thanks for the quick reply:
    Here’re what I have:

    Operating System: Windows XP
    Eclipse zip : eclipse-SDK-3.0-win32
    Plugins : tomcatPluginV3
    MyEclipse Version : EnterpriseWorkbenchInstaller_030800Beta2
    JDK Version : j2sdk1.4.2_05
    When the exception occured: when i was doing the tutorial provided by eclipse-http://www.myeclipseide.com/images/tutorials/webprojectdemo.htm

    When i was towards the end of the tutorial following the debugging steps, using the break point in a java class

    there’s no log file under (<workspace>/.metadata/.log)
    i don’t have any application server in use right not.

    i hope this would help me to resolve my problem.

    Also could you please tell me how do make “External Preview” enabled?
    thanks.

    #211112 Reply

    Riyad Kalla
    Member

    tulsirai,
    You mention “tomcat plugin v3” above, is that what you are using to launch your application server? You need to launch Tomcat with MyEclipse (in debug mode) to get proper debugging working.

    Also if you set a breakpoint IN your jsp page, and run your app, is the breakpoint hit? I’m actually not surprised at all by the error message in your first message, if you step too much in your JSP page, you’ll eventually step back into the servlet container, in which case, its expected you wouldn’t have source code mounted for that (Tomcat) in your project.

    #211115 Reply

    Tulsi Rai
    Member

    Yes, I use that plugin to start Tomcat 5 from Eclipse. What i am doing here is that followin the tutorial
    i have a java class “HelloWorld” with “getHelloWorld” method and a jsp file “helloWorld.jsp”. helloWorld.jsp accesses HelloWorld class. I have a break point inside getHelloWorld method and it does get hit when I run helloWorld.jsp and goes to the Debugger Perspective. In the debugger perspective, the controls of course stops at the break point and when i hit step over icon, it takes me to the “_jspService” tab and gives me the following message:

    Source not found for helloWorld_jsp._jspService(HttpServletRequest, HttpServletResponse) line: 31
    

    So any idea and help?
    Alos, I have not been able to enable the “Extern Preview” in the ecplipse.
    thanks.

    #211116 Reply

    Riyad Kalla
    Member

    Yes, I use that plugin to start Tomcat 5 from Eclipse.

    Can you start it with our server connector instead and give the same sequence of events a try? Maybe you have already, I just wasn’t clear from your message.

    Source not found for helloWorld_jsp._jspService(HttpServletRequest, HttpServletResponse) line: 31

    Ahhh this is different. This can be related to you using another plugin to run Tomcat instead of ours. Make sure to setup your connector preferences correctly under Window > Preferences > MyEclipse > App Server > Tomcat, and make sure to set it to run in Debug mode (default). Also you will need to setup a JDK (not a JRE) to run the application server.

    Alos, I have not been able to enable the “Extern Preview” in the ecplipse.

    Sorry I missed this question in the first post, its under Window > Show Views > Other… > MyEclipse > Web Browser.

    #211130 Reply

    Tulsi Rai
    Member

    @support-rkalla wrote:

    Yes, I use that plugin to start Tomcat 5 from Eclipse.

    Can you start it with our server connector instead and give the same sequence of events a try? Maybe you have already, I just wasn’t clear from your message.

    What’s your server connector? are you saying I should try your connector to run Tomcat instead of tomcat plugin? is it something i can download and replaced the tomcat plugin?

    Source not found for helloWorld_jsp._jspService(HttpServletRequest, HttpServletResponse) line: 31

    Ahhh this is different. This can be related to you using another plugin to run Tomcat instead of ours. Make sure to setup your connector preferences correctly under Window > Preferences > MyEclipse > App Server > Tomcat, and make sure to set it to run in Debug mode (default). Also you will need to setup a JDK (not a JRE) to run the application server.

    I do have the exact setting as you mentioned above, but the probme does not seem to go away.

    #211132 Reply

    Riyad Kalla
    Member

    tulsirai,
    When you listed this in your post above:

    Plugins : tomcatPluginV3

    I got confused and thought you were using a 3rd party plugin to start/run Tomcat (like Sysdeo Tomcat Plugin or something), but now that you said this:

    I do have the exact setting as you mentioned above, but the probme does not seem to go away.

    I’m guessing that you are already using our start/stop server functionality, am I correct? When you run the server are you doing somthing like this:

    I just tried your scenario and was able to reproduce the behavior, I will check with the team if this is expected behavior or not. As a worka round you can set breakpoints in your JSP page, and when the breakpoint in the Class file is hit, you can just hit “Continue” and it will break again inside of the JSP page, where you can step through the JSP page line by line.

    #211141 Reply

    Tulsi Rai
    Member

    Hi Riyad,

    I’m guessing that you are already using our start/stop server functionality, am I correct? When you run the server are you doing somthing like this:

    I just tried your scenario and was able to reproduce the behavior, I will check with the team if this is expected behavior or not. As a worka round you can set breakpoints in your JSP page, and when the breakpoint in the Class file is hit, you can just hit “Continue” and it will break again inside of the JSP page, where you can step through the JSP page line by line.

    Yes, you’re right.That’s how I launch Tomcat. Please let me know if you figured this out. Also, do you have any tutorial or help for configuring Hibernate with Eclipse?
    thanks.

    #211147 Reply

    Scott Anderson
    Participant

    tulsirai,

    You mention that you’re using JDK 1.4.2_05 above. Can you please verify that this is what is both configured in the Tomcat 5 connector at Window > Preferences > Application Servers > Tomcat 5 > JDK *and* is used to launch Eclipse by looking at Help > About Eclipse Platform > Configuration Details…

    #211148 Reply

    Tulsi Rai
    Member

    Scott,

    @support-scott wrote:

    tulsirai,

    You mention that you’re using JDK 1.4.2_05 above. Can you please verify that this is what is both configured in the Tomcat 5 connector at Window > Preferences > Application Servers > Tomcat 5 > JDK *and* is used to launch Eclipse by looking at Help > About Eclipse Platform > Configuration Details…

    Here’re what have:

    
    *** Date: 7/29/04 3:35 PM
    
    *** Platform Details:
    
    *** System properties:
    awt.toolkit=sun.awt.windows.WToolkit
    eclipse.application=org.eclipse.ui.ide.workbench
    eclipse.buildId=I200406251208
    eclipse.commands=-os
    win32
    -ws
    win32
    -arch
    x86
    -showsplash
    C:\eclipse\eclipse.exe -showsplash 600
    -exitdata
    C:\eclipse\eclipse.exe -exitdata fe0_38
    -vm
    C:\WINDOWS\system32\javaw.exe
    
    eclipse.product=org.eclipse.platform.ide
    eclipse.startTime=1091130946286
    eclipse.vm=C:\WINDOWS\system32\javaw.exe
    eclipse.vmargs=-cp
    C:\eclipse\startup.jar
    org.eclipse.core.launcher.Main
    
    eof=eof
    file.encoding=Cp1252
    file.encoding.pkg=sun.io
    file.separator=\
    java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment
    java.awt.printerjob=sun.awt.windows.WPrinterJob
    java.class.path=C:\eclipse\startup.jar
    java.class.version=48.0
    java.endorsed.dirs=C:\Program Files\Java\j2re1.4.2_05\lib\endorsed
    java.ext.dirs=C:\Program Files\Java\j2re1.4.2_05\lib\ext
    java.home=C:\Program Files\Java\j2re1.4.2_05
    java.io.tmpdir=C:\DOCUME~1\Mystique\LOCALS~1\Temp\
    java.library.path=C:\WINDOWS\system32;.;C:\WINDOWS\System32;C:\WINDOWS;D:\oracle\ora9\bin;D:\oracle\ora9\Apache\Perl\5.00503\bin\mswin32-x86;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\apache2\bin;C:\apache2\perl\bin;C:\apache2\php\bin;C:\apache2\mysql\bin;C:\apache2\opssl\bin;C:\apache2\python\bin;C:\apache2\tcl\bin;C:\wsdk_v51\bin;C:\wsdk_v51\appserver\bin;C:\wsdk_v51\appserver\java\bin;\C:\wsdk_v51\appserver\java\jre\bin;C:\jakarta-tomcat-5.0.25\bin;C:\Program Files\Microsoft Visual Studio\Common\Tools\WinNT;C:\Program Files\Microsoft Visual Studio\Common\MSDev98\Bin;C:\Program Files\Microsoft Visual Studio\Common\Tools;C:\Program Files\Microsoft Visual Studio\VC98\bin
    java.runtime.name=Java(TM) 2 Runtime Environment, Standard Edition
    java.runtime.version=1.4.2_05-b04
    java.specification.name=Java Platform API Specification
    java.specification.vendor=Sun Microsystems Inc.
    java.specification.version=1.4
    java.util.prefs.PreferencesFactory=java.util.prefs.WindowsPreferencesFactory
    java.vendor=Sun Microsystems Inc.
    java.vendor.url=http://java.sun.com/
    java.vendor.url.bug=http://java.sun.com/cgi-bin/bugreport.cgi
    java.version=1.4.2_05
    java.vm.info=mixed mode
    java.vm.name=Java HotSpot(TM) Client VM
    java.vm.specification.name=Java Virtual Machine Specification
    java.vm.specification.vendor=Sun Microsystems Inc.
    java.vm.specification.version=1.0
    java.vm.vendor=Sun Microsystems Inc.
    java.vm.version=1.4.2_05-b04
    line.separator=
    
    org.eclipse.jdt.debug.ui.debuggerActive=false
    org.eclipse.jdt.debug.ui.scrapbookActive=false
    org.osgi.framework.executionenvironment=
    org.osgi.framework.language=en
    org.osgi.framework.os.name=WindowsXP
    org.osgi.framework.os.version=5.1
    org.osgi.framework.processor=x86
    org.osgi.framework.vendor=Eclipse
    org.osgi.framework.version=1.2.0
    org.xml.sax.driver=org.apache.crimson.parser.XMLReaderImpl
    os.arch=x86
    os.name=Windows XP
    os.version=5.1
    osgi.arch=x86
    osgi.bundles=org.eclipse.core.runtime@2:start, org.eclipse.update.configurator@3:start
    osgi.bundles.defaultStartLevel=4
    osgi.bundlestore=c:\eclipse\configuration\org.eclipse.osgi\bundles
    osgi.configuration.area=file:/c:/eclipse/configuration/
    osgi.framework=file:/c:/eclipse/plugins/org.eclipse.osgi_3.0.0/
    osgi.framework.beginningstartlevel=1
    osgi.framework.version=3.0.0
    osgi.frameworkClassPath=core.jar, console.jar, osgi.jar, resolver.jar, defaultAdaptor.jar, eclipseAdaptor.jar
    osgi.install.area=file:/c:/eclipse/
    osgi.instance.area=file:/D:/Eclipse3/eclipse/workspace/
    osgi.logfile=D:\Eclipse3\eclipse\workspace\.metadata\.log
    osgi.manifest.cache=c:\eclipse\configuration\org.eclipse.osgi\manifests
    osgi.nl=en_US
    osgi.os=win32
    osgi.splashLocation=c:\eclipse\plugins\org.eclipse.platform_3.0.0\splash.bmp
    osgi.splashPath=platform:/base/plugins/org.eclipse.platform
    osgi.ws=win32
    path.separator=;
    sun.arch.data.model=32
    sun.boot.class.path=C:\Program Files\Java\j2re1.4.2_05\lib\rt.jar;C:\Program Files\Java\j2re1.4.2_05\lib\i18n.jar;C:\Program Files\Java\j2re1.4.2_05\lib\sunrsasign.jar;C:\Program Files\Java\j2re1.4.2_05\lib\jsse.jar;C:\Program Files\Java\j2re1.4.2_05\lib\jce.jar;C:\Program Files\Java\j2re1.4.2_05\lib\charsets.jar;C:\Program Files\Java\j2re1.4.2_05\classes
    sun.boot.library.path=C:\Program Files\Java\j2re1.4.2_05\bin
    sun.cpu.endian=little
    sun.cpu.isalist=pentium i486 i386
    sun.io.unicode.encoding=UnicodeLittle
    sun.java2d.fontpath=
    sun.net.client.defaultConnectTimeout=60000
    sun.net.client.defaultReadTimeout=60000
    sun.os.patch.level=Service Pack 1
    user.country=US
    user.dir=C:\eclipse
    user.home=C:\Documents and Settings\Mystique
    user.language=en
    user.name=Mystique
    user.timezone=America/Los_Angeles
    user.variant=
    vendor=Apache Software Foundation
    vendor-url=http://xml.apache.org/xalan-j
    version=2.4.1
    

    Let me know if these information is helpful and if you need any other information.
    thanks

    #211385 Reply

    Scott Anderson
    Participant

    Tulsurai,

    We’re reimplementing the JSP debugging and source lookup functionality for release 3.8 GA which should resolve this issue.
    Sorry for the inconvenience.

    #211466 Reply

    Tulsi Rai
    Member

    @support-scott wrote:

    Tulsurai,

    We’re reimplementing the JSP debugging and source lookup functionality for release 3.8 GA which should resolve this issue.
    Sorry for the inconvenience.

    No problem and thanks for your help. Waiting for that release.

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