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<td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-12243" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-38cba092-9ba1-4f3a-8e83-494fc901e1db" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12243" style="color: #3b73af; text-decoration: none">HHH-12243</a> </td>
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<td style="vertical-align: top;; padding: 0; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://hibernate.atlassian.net/browse/HHH-12243" style="color: #3b73af; text-decoration: none">Unable to locate persistence units running from runnable jar</a> </span> </td>
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<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-avatar-38cba092-9ba1-4f3a-8e83-494fc901e1db" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Affects Versions:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 5.2.12 </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Unassigned </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> hibernate-core </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Created:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 23/Jan/2018 09:15 AM </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Environment:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Java 8, Hibernate 5.2.12.Final </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="tommaso.martini" id="email_tommaso.martini" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=tommaso.martini" style="color:#6c797f;; color: #3b73af; text-decoration: none">tommaso martini</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0; margin-top: 0">I have a standalone appliaction packaged as a runnable jar. The jar is created from Eclipse with the "Package required libraries into generated JAR" option, dependencies of the project are manged with Maven.<br> Running the jar I get the following exception</p>
<div class="preformatted panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal; white-space: pre; word-break: normal; word-wrap: break-word; word-break: break-all; white-space: pre-wrap">avax.persistence.PersistenceException: Unable to locate persistence units
at org.hibernate.jpa.HibernatePersistenceProvider.getEntityManagerFactoryBuilderOrNull(HibernatePersistenceProvider.java:95) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
at org.hibernate.jpa.HibernatePersistenceProvider.getEntityManagerFactoryBuilderOrNull(HibernatePersistenceProvider.java:71) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
at org.hibernate.jpa.HibernatePersistenceProvider.createEntityManagerFactory(HibernatePersistenceProvider.java:52) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:55) ~[jar:rsrc:hibernate-jpa-2.1-api-1.0.0.Final.jar!/:?]
at it.commit.barbagli.automaamiacque.AmiacqueFlow.<init>(AmiacqueFlow.java:129) ~[rsrc:./:?]
at it.commit.barbagli.automaamiacque.Application.main(Application.java:46) [rsrc:./:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_151]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_151]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_151]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_151]
at org.eclipse.jdt.internal.jarinjarloader.JarRsrcLoader.main(JarRsrcLoader.java:58) [automaamiacque-win.jar:?]
Caused by: java.lang.StringIndexOutOfBoundsException: String index out of range: -1
at java.lang.String.substring(Unknown Source) ~[?:1.8.0_151]
at org.hibernate.boot.archive.internal.ArchiveHelper.getJarURLFromURLEntry(ArchiveHelper.java:45) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
at org.hibernate.jpa.boot.internal.PersistenceXmlParser.parsePersistenceXml(PersistenceXmlParser.java:254) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
at org.hibernate.jpa.boot.internal.PersistenceXmlParser.doResolve(PersistenceXmlParser.java:233) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
at org.hibernate.jpa.boot.internal.PersistenceXmlParser.locatePersistenceUnits(PersistenceXmlParser.java:72) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
at org.hibernate.jpa.HibernatePersistenceProvider.getEntityManagerFactoryBuilderOrNull(HibernatePersistenceProvider.java:91) ~[jar:rsrc:hibernate-core-5.2.12.Final.jar!/:?]
... 10 more
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">The final jar includes some classes from Eclipse to leverage a JarInJarLoader, which basically handles loading of jars included directly inside the resulting jar. This loader registers an rsrc: protocol which is considered by the Hibernate bootstrap process, so when it gets to the </p>
<div class="preformatted panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal; white-space: pre; word-break: normal; word-wrap: break-word; word-break: break-all; white-space: pre-wrap">ArchiveHelper.getJarURLFromURLEntry</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"> at line 45 it tries to substring the "file" variable from beginning up to "file.lenght() - entry.length()" which is a negative number (exactly -1 as reported in the exception) because entry is the string "/META-INF/persistence.xml", while file is taken from the url "rsrc:/META-INF/persistence.xml" excluding the protocol, thus resulting in "META-INF/persistence.xml", without the initial "/".</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Is it possible to use hibernate from a runnable jar packaged this way? A warkaround is to change package strategy to "Extract required libraries into generated JAR", but this mix libraries with actual user code, and I would prefer to keep them separated.</p> </td>
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