2010-11-22 19 views
9

Ho un'applicazione web Spring-MVC 3.0 creata con Maven. Tutte le versioni di dipendenza Spring sono definite con una proprietà di tipo maven <spring.version>3.0.3.RELEASE</spring.version>. Quando cambio la versione a uno o 3.0.4.RELEASE3.0.5.RELEASE, quindi l'applicazione web non riesce con il seguente eccezione:Aggiornamento da Spring 3.0.3.RELEASE risultati in: java.lang.NoSuchFieldError: USER_DECLARED_METHODS

ERROR: [DispatcherServlet] - Context initialization failed 
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping#0': Initialization of bean failed; nested exception is java.lang.NoSuchFieldError: USER_DECLARED_METHODS 
     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519) 
     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:450) 
     at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:290) 
     at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) 
     at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:287) 
     at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:189) 
     at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:557) 
     at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:842) 
     at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:416) 
     at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:442) 
     at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:458) 
     at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:339) 
     at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:306) 
     at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:127) 
     at javax.servlet.GenericServlet.init(GenericServlet.java:241) 
     at org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:433) 
     at org.mortbay.jetty.servlet.ServletHolder.doStart(ServletHolder.java:256) 
     at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) 
     at org.mortbay.jetty.servlet.ServletHandler.initialize(ServletHandler.java:612) 
     at org.mortbay.jetty.servlet.Context.startContext(Context.java:139) 
     at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1220) 
     at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:510) 
     at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:448) 
     at org.mortbay.jetty.plugin.Jetty6PluginWebAppContext.doStart(Jetty6PluginWebAppContext.java:110) 
     at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) 
     at org.mortbay.jetty.handler.HandlerCollection.doStart(HandlerCollection.java:152) 
     at org.mortbay.jetty.handler.ContextHandlerCollection.doStart(ContextHandlerCollection.java:156) 
     at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) 
     at org.mortbay.jetty.handler.HandlerCollection.doStart(HandlerCollection.java:152) 
     at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) 
     at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130) 
     at org.mortbay.jetty.Server.doStart(Server.java:222) 
     at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:39) 
     at org.mortbay.jetty.plugin.Jetty6PluginServer.start(Jetty6PluginServer.java:132) 
     at org.mortbay.jetty.plugin.AbstractJettyMojo.startJetty(AbstractJettyMojo.java:371) 
     at org.mortbay.jetty.plugin.AbstractJettyMojo.execute(AbstractJettyMojo.java:307) 
     at org.mortbay.jetty.plugin.AbstractJettyRunMojo.execute(AbstractJettyRunMojo.java:203) 
     at org.mortbay.jetty.plugin.Jetty6RunMojo.execute(Jetty6RunMojo.java:184) 
     at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:107) 
     at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:195) 
     at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:148) 
     at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:140) 
     at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84) 
     at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59) 
     at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183) 
     at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161) 
     at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:314) 
     at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:151) 
     at org.apache.maven.cli.MavenCli.execute(MavenCli.java:445) 
     at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:168) 
     at org.apache.maven.cli.MavenCli.main(MavenCli.java:132) 
     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) 

ho trovato un colpo pertinenti su Google http://forum.springsource.org/showthread.php?p=328767 ma non mi ha aiutato, come ho controllato le mie versioni Spring nel mio pom e ho fatto numerose build pulite sul progetto. Sto eseguendo la webapp tramite mvn jetty:run.

[EDIT] Ecco l'albero delle dipendenze, come richiesto dal michael-lange ...

[INFO] au.org.ala:bie-admin:war:1.0-SNAPSHOT 
[INFO] +- au.org.ala:bie-hbase:jar:1.0-SNAPSHOT:compile 
[INFO] | +- org.gbif:ecat-common:jar:1.1-SNAPSHOT:compile 
[INFO] | +- org.gbif:dwc-archive:jar:1.2-SNAPSHOT:compile 
[INFO] | | +- com.trustice:tar:jar:2.5:compile 
[INFO] | | +- dom4j:dom4j:jar:1.6.1:compile 
[INFO] | | +- jaxen:jaxen:jar:1.1-beta-6:compile 
[INFO] | | | +- xerces:xmlParserAPIs:jar:2.6.2:compile 
[INFO] | | | \- xom:xom:jar:1.0b3:compile 
[INFO] | | |  +- com.ibm.icu:icu4j:jar:2.6.1:compile 
[INFO] | | |  \- org.ccil.cowan.tagsoup:tagsoup:jar:0.9.7:compile 
[INFO] | | +- com.google.guava:guava:jar:r03:compile 
[INFO] | | +- org.apache.commons:commons-compress:jar:1.0:compile 
[INFO] | | \- com.google.inject:guice:jar:2.0:compile 
[INFO] | |  \- aopalliance:aopalliance:jar:1.0:compile 
[INFO] | +- org.apache.hadoop:hbase:jar:0.20.4:compile 
[INFO] | +- org.apache.hadoop:zookeeper:jar:3.2.2:compile 
[INFO] | +- org.apache.hadoop:hadoop-core:jar:0.20.2:compile 
[INFO] | +- org.apache.hadoop:hadoop-ant:jar:0.20.2:compile 
[INFO] | +- org.apache.hadoop:hadoop-tools:jar:0.20.2:compile 
[INFO] | +- org.slf4j:slf4j-api:jar:1.5.2:compile 
[INFO] | +- org.slf4j:slf4j-log4j12:jar:1.4.3:compile 
[INFO] | +- commons-cli:commons-cli:jar:1.2:compile 
[INFO] | +- org.apache.lucene:lucene-core:jar:2.9.2:compile 
[INFO] | +- org.apache.solr:solr-core:jar:1.4.0:compile 
[INFO] | | +- org.apache.lucene:lucene-analyzers:jar:2.9.1:compile 
[INFO] | | +- org.apache.lucene:lucene-highlighter:jar:2.9.1:compile 
[INFO] | | +- org.apache.lucene:lucene-queries:jar:2.9.1:compile 
[INFO] | | +- org.apache.lucene:lucene-snowball:jar:2.9.1:compile 
[INFO] | | +- org.apache.lucene:lucene-memory:jar:2.9.1:compile 
[INFO] | | +- org.apache.lucene:lucene-misc:jar:2.9.1:compile 
[INFO] | | +- org.apache.lucene:lucene-spellchecker:jar:2.9.1:compile 
[INFO] | | +- org.apache.solr:solr-commons-csv:jar:1.4.0:compile 
[INFO] | | +- woodstox:wstx-asl:jar:3.2.7:compile 
[INFO] | | \- org.apache.geronimo.specs:geronimo-stax-api_1.0_spec:jar:1.0.1:compile 
[INFO] | +- org.apache.solr:solr-solrj:jar:1.4.0:compile 
[INFO] | | \- org.codehaus.woodstox:wstx-asl:jar:3.2.7:compile 
[INFO] | |  \- stax:stax-api:jar:1.0.1:compile 
[INFO] | +- org.apache.cassandra:apache-cassandra:jar:0.6.1:compile 
[INFO] | +- org.apache.thrift:thrift:jar:0.2.0:compile 
[INFO] | +- pelops:pelops:jar:0.804:compile 
[INFO] | +- org.geotools:gt-main:jar:2.5-RC1:compile 
[INFO] | | +- org.geotools:gt-api:jar:2.5-RC1:compile 
[INFO] | | +- com.vividsolutions:jts:jar:1.9:compile 
[INFO] | | \- jdom:jdom:jar:1.0:compile 
[INFO] | +- org.geotools:gt-shapefile:jar:2.5-RC1:compile 
[INFO] | | +- org.geotools:gt-referencing:jar:2.5-RC1:compile 
[INFO] | | | +- java3d:vecmath:jar:1.3.1:compile 
[INFO] | | | \- org.geotools:gt-metadata:jar:2.5-RC1:compile 
[INFO] | | |  +- org.opengis:geoapi:jar:2.2-M1:compile 
[INFO] | | |  \- net.java.dev.jsr-275:jsr-275:jar:1.0-beta-2:compile 
[INFO] | | \- velocity:velocity:jar:1.4:compile 
[INFO] | |  \- velocity:velocity-dep:jar:1.4:runtime 
[INFO] | +- org.geotools:gt-epsg-hsql:jar:2.5-RC1:compile 
[INFO] | | \- hsqldb:hsqldb:jar:1.8.0.7:compile 
[INFO] | +- postgresql:postgresql:jar:8.1-407.jdbc3:compile 
[INFO] | +- javax.servlet:servlet-api:jar:2.4:compile 
[INFO] | +- javax.inject:javax.inject:jar:1:compile 
[INFO] | +- org.openrdf.sesame:sesame-rio-rdfxml:jar:2.2:compile 
[INFO] | | +- org.openrdf.sesame:sesame-model:jar:2.2:compile 
[INFO] | | | +- info.aduna.commons:aduna-commons-collections:jar:2.2:compile 
[INFO] | | | | \- info.aduna.commons:aduna-commons-concurrent:jar:2.2:compile 
[INFO] | | | \- info.aduna.commons:aduna-commons-iteration:jar:2.2:compile 
[INFO] | | +- info.aduna.commons:aduna-commons-net:jar:2.1:compile 
[INFO] | | \- info.aduna.commons:aduna-commons-xml:jar:2.1:compile 
[INFO] | +- org.openrdf.sesame:sesame-rio-api:jar:2.2:compile 
[INFO] | | \- info.aduna.commons:aduna-commons-lang:jar:2.2:compile 
[INFO] | +- org.openrdf.sesame:sesame-rio-ntriples:jar:2.2:compile 
[INFO] | +- org.openrdf.sesame:sesame-rio-n3:jar:2.2:compile 
[INFO] | +- org.springframework:spring-core:jar:3.0.0.RELEASE:compile 
[INFO] | | \- org.springframework:spring-asm:jar:3.0.0.RELEASE:compile 
[INFO] | +- org.springframework:spring-beans:jar:3.0.0.RELEASE:compile 
[INFO] | +- org.springframework:spring-context:jar:3.0.0.RELEASE:compile 
[INFO] | | \- org.springframework:spring-expression:jar:3.0.0.RELEASE:compile 
[INFO] | +- org.springframework:spring-oxm:jar:3.0.0.RELEASE:compile 
[INFO] | +- org.openrdf.sesame:sesame-rio-turtle:jar:2.2:compile 
[INFO] | | +- info.aduna.commons:aduna-commons-io:jar:2.3:compile 
[INFO] | | \- info.aduna.commons:aduna-commons-text:jar:2.1:compile 
[INFO] | \- au.org.ala:ala-name-matching:jar:1.0-SNAPSHOT:compile 
[INFO] |  +- org.gbif:ecat-checklistbank:jar:1.0-SNAPSHOT:compile 
[INFO] |  | +- junit:junit:jar:4.4:compile 
[INFO] |  | +- uk.co.flamingpenguin.jewelcli:jewelcli:jar:0.6:compile 
[INFO] |  | +- gnu.trove:trove:jar:2.0.4:compile 
[INFO] |  | \- org.freemarker:freemarker:jar:2.3.15:compile 
[INFO] |  +- portal:portal-core:jar:1.0-SNAPSHOT:compile 
[INFO] |  | +- org.springframework:spring-dao:jar:2.0:compile 
[INFO] |  | +- org.springframework:spring-support:jar:2.0:compile 
[INFO] |  | +- org.springframework:spring-aop:jar:2.0:compile 
[INFO] |  | +- org.springframework:spring-aop-cache:jar:2.0:compile 
[INFO] |  | +- org.apache.velocity:velocity:jar:1.6:compile 
[INFO] |  | | \- oro:oro:jar:2.0.8:compile 
[INFO] |  | +- soap:soap:jar:2.3.1:compile 
[INFO] |  | +- quartz:quartz:jar:1.6.0:compile 
[INFO] |  | +- javax.transaction:jta:jar:1.0.1B:compile 
[INFO] |  | +- dom4j:dom4j-core:jar:1.4-dev-8:compile 
[INFO] |  | +- commons-math:commons-math:jar:1.1:compile 
[INFO] |  | | \- commons-discovery:commons-discovery:jar:0.2:compile 
[INFO] |  | \- saxpath:saxpath:jar:1.0-FCS:compile 
[INFO] |  \- au.com.bytecode:opencsv:jar:2.2:compile 
[INFO] +- au.org.ala:bie-repository:jar:1.0-SNAPSHOT:compile 
[INFO] | +- au.org.ala:ala-logger:jar:1.0-SNAPSHOT:compile 
[INFO] | +- org.springframework:spring-orm:jar:3.0.0.RELEASE:compile 
[INFO] | | \- org.springframework:spring-tx:jar:3.0.0.RELEASE:compile 
[INFO] | +- org.springframework:spring-jdbc:jar:3.0.0.RELEASE:compile 
[INFO] | +- commons-collections:commons-collections:jar:3.2:compile 
[INFO] | +- commons-dbcp:commons-dbcp:jar:1.2.1:compile 
[INFO] | | +- commons-pool:commons-pool:jar:1.2:compile 
[INFO] | | \- xml-apis:xml-apis:jar:1.0.b2:compile 
[INFO] | +- commons-validator:commons-validator:jar:1.3.1:compile 
[INFO] | | \- commons-digester:commons-digester:jar:1.6:compile 
[INFO] | +- net.sourceforge.htmlunit:htmlunit:jar:2.5:compile 
[INFO] | | +- xalan:xalan:jar:2.7.1:compile 
[INFO] | | | \- xalan:serializer:jar:2.7.1:compile 
[INFO] | | +- net.sourceforge.htmlunit:htmlunit-core-js:jar:2.5:compile 
[INFO] | | +- net.sourceforge.nekohtml:nekohtml:jar:1.9.12:compile 
[INFO] | | \- net.sourceforge.cssparser:cssparser:jar:0.9.5:compile 
[INFO] | |  \- org.w3c.css:sac:jar:1.3:compile 
[INFO] | +- net.sf.opencsv:opencsv:jar:2.1:compile 
[INFO] | +- org.jdom:jdom:jar:1.1:compile 
[INFO] | +- pdfbox:pdfbox:jar:0.7.3:compile 
[INFO] | | +- org.fontbox:fontbox:jar:0.1.0:compile 
[INFO] | | +- org.jempbox:jempbox:jar:0.2.0:compile 
[INFO] | | +- bouncycastle:bcmail-jdk14:jar:136:compile 
[INFO] | | \- bouncycastle:bcprov-jdk14:jar:136:compile 
[INFO] | +- javax.media:jai-core:jar:1.1.3:compile 
[INFO] | +- javax.media:jai-codec:jar:1.1.3:compile 
[INFO] | \- javax.media:jai-imageio:jar:1.1:compile 
[INFO] +- au.org.ala:ala-common-ui:jar:1.0-SNAPSHOT:compile 
[INFO] | \- org.jasig.cas:cas-client-core:jar:3.1.10:compile 
[INFO] +- au.org.ala:ala-cas-client:jar:1.0-SNAPSHOT:compile 
[INFO] +- org.junit:com.springsource.org.junit:jar:4.7.0:test 
[INFO] +- org.springframework:org.springframework.test:jar:3.0.5.RELEASE:test 
[INFO] +- org.springframework:org.springframework.aop:jar:3.0.5.RELEASE:compile 
[INFO] | \- org.aopalliance:com.springsource.org.aopalliance:jar:1.0.0:compile 
[INFO] +- org.springframework:org.springframework.beans:jar:3.0.5.RELEASE:compile 
[INFO] | \- org.springframework:org.springframework.asm:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.context:jar:3.0.5.RELEASE:compile 
[INFO] | \- org.springframework:org.springframework.expression:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.context.support:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.core:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.jdbc:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.orm:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.transaction:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.web:jar:3.0.5.RELEASE:compile 
[INFO] +- org.springframework:org.springframework.web.servlet:jar:3.0.5.RELEASE:compile 
[INFO] +- mysql:mysql-connector-java:jar:5.1.6:compile 
[INFO] +- org.apache.el:com.springsource.org.apache.el:jar:6.0.20:compile 
[INFO] +- javax.servlet:com.springsource.javax.servlet:jar:2.5.0:provided 
[INFO] +- javax.servlet:com.springsource.javax.servlet.jsp:jar:2.1.0:provided 
[INFO] +- javax.servlet:com.springsource.javax.servlet.jsp.jstl:jar:1.2.0:compile 
[INFO] +- org.apache.taglibs:com.springsource.org.apache.taglibs.standard:jar:1.1.2:compile 
[INFO] +- log4j:log4j:jar:1.2.15:compile 
[INFO] | +- javax.mail:mail:jar:1.4:compile 
[INFO] | | \- javax.activation:activation:jar:1.1:compile 
[INFO] | +- javax.jms:jms:jar:1.1:compile 
[INFO] | +- com.sun.jdmk:jmxtools:jar:1.2.1:compile 
[INFO] | \- com.sun.jmx:jmxri:jar:1.2.1:compile 
[INFO] +- commons-lang:commons-lang:jar:2.4:compile 
[INFO] +- commons-httpclient:commons-httpclient:jar:3.1:compile 
[INFO] | +- commons-logging:commons-logging:jar:1.0.4:compile 
[INFO] | \- commons-codec:commons-codec:jar:1.2:compile 
[INFO] +- commons-io:commons-io:jar:1.4:compile 
[INFO] +- commons-fileupload:commons-fileupload:jar:1.2.1:compile 
[INFO] +- commons-beanutils:commons-beanutils:jar:1.8.3:compile 
[INFO] +- org.codehaus.jackson:jackson-core-asl:jar:1.4.1:compile 
[INFO] +- org.codehaus.jackson:jackson-mapper-asl:jar:1.4.1:compile 
[INFO] +- opensymphony:sitemesh:jar:2.4.2:compile 
[INFO] +- javax.validation:validation-api:jar:1.0.0.GA:compile 
[INFO] \- org.hibernate:com.springsource.org.hibernate.validator:jar:4.0.0.GA:compile 
[INFO] +- javax.validation:com.springsource.javax.validation:jar:1.0.0.GA:compile 
[INFO] \- org.slf4j:com.springsource.slf4j.api:jar:1.5.6:compile 
+0

Si può fare un rapporto di dipendenza? userei la dipendenza: lista o dipendenza: albero vedi http://maven.apache.org/plugins/maven-dependency-plugin/plugin-info.html –

+0

Aggiunto albero delle dipendenze in questione come una modifica. Qualcosa si distingue? – nickdos

+0

OK, guardando l'albero delle dipendenze penso di poter vedere il problema. Una delle nostre dipendenze interne (in realtà due di queste) usa Spring per l'iniezione delle dipendenze e sta usando 3.0.0.RELEASE. Penso che questo potrebbe essere il problema ... – nickdos

risposta

13

Si è scoperto che due delle nostre dipendenze avevano entrambe dipendenze su Spring 3.0.0.RELEASE. Aggiunta di un'esclusione a ciascuno di questi come:

<exclusions> 
    <exclusion> 
     <groupId>org.springframework</groupId> 
     <artifactId>spring-core</artifactId> 
    </exclusion> 
</exclusions> 

risolto il problema.

Questo mi ricorda un bug di primavera perché non ho riscontrato questo problema utilizzando 3.0.1, 3.0.2 o 3.0.3.

+0

Grazie Nickdos, ho avuto un problema simile, ho passato tutto il giorno ieri, l'ho cercato su google, ho trovato l'articolo precedente, ha risolto il problema. Grazie ancora. Pavan –

0

In risposta al tuo ultimo commento, è possibile utilizzare la sezione 'dependencyManagement' del POM per cercare di mitigare il requisito Spring 3.0.0 delle tue dipendenze interne. Questo dovrebbe forzare tutto per utilizzare Spring 3.0.5.RELEASE se si posizionano gli elementi 'dependency' appropriati nella sezione dependencyManagement.

+0

Grazie Alex, ho provato a giocare con 'dependencyManagement' ma non ho avuto alcuna gioia - 'è stata la codifica della scimmia alla fine, dato che non sono tutto quel verso in Maven. Sono venuto alla fine con una soluzione simile alla fine - vedi la mia risposta. – nickdos

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