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http://jira.codehaus.org/browse/MSHADE-81?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=224119#action_224119
]
Pete Muir commented on MSHADE-81:
---------------------------------
Without changing the API best bet looks like adding some logging for each file
that is transformed around DefaultShader:150
> Poor error reporting
> --------------------
>
> Key: MSHADE-81
> URL: http://jira.codehaus.org/browse/MSHADE-81
> Project: Maven 2.x Shade Plugin
> Issue Type: Bug
> Reporter: Pete Muir
>
> When using XmlAppendingTransformer, I get this (fairly useless) error message:
> on line 1: Premature end of file. -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
> goal org.apache.maven.plugins:maven-shade-plugin:1.3.3:shade (uber-jar) on
> project seam: Error creating shaded jar: org.jdom.input.JDOMParseException:
> Error on line 1: Premature end of file.
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:141)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:77)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:69)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:82)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:54)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.singleThreadedBuild(DefaultLifecycleExecutor.java:218)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:190)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:246)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:95)
> at org.apache.maven.cli.MavenCli.execute(MavenCli.java:430)
> at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:160)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:124)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
> at
> org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)
> Caused by: org.apache.maven.plugin.MojoExecutionException: Error creating
> shaded jar: org.jdom.input.JDOMParseException: Error on line 1: Premature end
> of file.
> at
> org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:489)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:105)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:133)
> ... 19 more
> Caused by: java.lang.RuntimeException: org.jdom.input.JDOMParseException:
> Error on line 1: Premature end of file.
> at
> org.apache.maven.plugins.shade.resource.XmlAppendingTransformer.processResource(XmlAppendingTransformer.java:89)
> at
> org.apache.maven.plugins.shade.DefaultShader.resourceTransformed(DefaultShader.java:305)
> at
> org.apache.maven.plugins.shade.DefaultShader.shade(DefaultShader.java:150)
> at
> org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:430)
> ... 21 more
> Caused by: org.jdom.input.JDOMParseException: Error on line 1: Premature end
> of file.
> at org.jdom.input.SAXBuilder.build(SAXBuilder.java:504)
> at org.jdom.input.SAXBuilder.build(SAXBuilder.java:807)
> at
> org.apache.maven.plugins.shade.resource.XmlAppendingTransformer.processResource(XmlAppendingTransformer.java:85)
> ... 24 more
> Caused by: org.xml.sax.SAXParseException: Premature end of file.
> at
> com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:195)
> at
> com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:174)
> at
> com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:388)
> at
> com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1414)
> at
> com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:1059)
> at
> com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
> at
> com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140)
> at
> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511)
> at
> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808)
> at
> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
> at
> com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119)
> at
> com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
> at
> com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
> at org.jdom.input.SAXBuilder.build(SAXBuilder.java:489)
> ... 26 more
> It would be significantly improved by changing line 89 to
> throw new RuntimeException( "Error processing file " + resource, e );
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