Question

我有一个项目，当通过eclipse导出war文件生成war文件时，该项目运行良好。我使用build.xml通过ant build生成了war文件，并将war文件作为项目导入并运行。出现了应用程序用户界面，但是当我测试其功能时，会出现以下异常。

严重：路径为[/ crest]的上下文中servlet [rest]的Servlet.service（）抛出异常[请求处理失败；嵌套的异常是java.lang.IllegalArgumentException：参数类型[java.lang.String]的名称不可用，并且在类文件中也找不到参数名称信息。 java.lang.IllegalArgumentException：参数类型[java.lang.String]的名称不可用，并且在类文件中也找不到参数名称信息。在org.springframework.util.Assert.notNull（Assert.java:112）在org.springframework.web.method.annotation.AbstractNamedValueMethodArgumentResolver.updateNamedValueInfo（AbstractNamedValueMethodArgumentResolver.java:138）处在org.springframework.web.method.annotation.AbstractNamedValueMethodArgumentResolver.getNamedValueInfo（AbstractNamedValueMethodArgumentResolver.java:117）在org.springframework.web.method.annotation.AbstractNamedValueMethodArgumentResolver.resolveArgument（AbstractNamedValueMethodArgumentResolver.java:84）在org.springframework.web.method.support.HandlerMethodArgumentResolverComposite.resolveArgument（HandlerMethodArgumentResolverComposite.java:79）在org.springframework.web.method.support.InvocableHandlerMethod.getMethodArgumentValues（InvocableHandlerMethod.java:157）在org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest（InvocableHandlerMethod.java:124）在org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle（ServletInvocableHandlerMethod.java:104）在org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod（RequestMappingHandlerAdapter.java:748）在org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal（RequestMappingHandlerAdapter.java:689）在org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle（AbstractHandlerMethodAdapter.java:83）在org.springframework.web.servlet.DispatcherServlet.doDispatch（DispatcherServlet.java:945）在org.springframework.web.servlet.DispatcherServlet.doService（DispatcherServlet.java:876）在org.springframework.web.servlet.FrameworkServlet.processRequest（FrameworkServlet.java:931）在org.springframework.web.servlet.FrameworkServlet.doGet（FrameworkServlet.java:822）在javax.servlet.http.HttpServlet.service（HttpServlet.java:621）在org.springframework.web.servlet.FrameworkServlet.service（FrameworkServlet.java:807）在javax.servlet.http.HttpServlet.service（HttpServlet.java:722）在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:304）在org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:210）在org.apache.catalina.core.StandardWrapperValve.invoke（StandardWrapperValve.java:240）在org.apache.catalina.core.StandardContextValve.invoke（StandardContextValve.java:164）在org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:462）在org.apache.catalina.core.StandardHostValve.invoke（StandardHostValve.java:164）在org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve.java:100）在org.apache.catalina.valves.AccessLogValve.invoke（AccessLogValve.java:562）在org.apache.catalina.core.StandardEngineValve.invoke（StandardEngineValve.java:118）在org.apache.catalina.connector.CoyoteAdapter.service（CoyoteAdapter.java:395）在org.apache.coyote.http11.Http11Processor.process（Http11Processor.java:250）在org.apache.coyote.http11.Http11Protocol $ Http11ConnectionHandler.process（Http11Protocol.java:188）在org.apache.coyote.http11.Http11Protocol $ Http11ConnectionHandler.process（Http11Protocol.java:166）在org.apache.tomcat.util.net.JIoEndpoint $ SocketProcessor.run（JIoEndpoint.java:302）在java.util.concurrent.ThreadPoolExecutor.runWorker（ThreadPoolExecutor.java:1145）在java.util.concurrent.ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:615）在java.lang.Thread.run（Thread.java:724）

build.xml

`

<?xml version="1.0" encoding="UTF-8"?>
<project name="APPNAME" default="deploy-tomcat">
<property file="build.properties"/>
<!-- Define the CLASSPATH -->
<path id="compile.classpath">
<fileset dir="../WebContent/WEB-INF/lib">
  <include name="*.jar"/>
</fileset> 
</path>
<target name="path-test">
<property environment="env"/>
<echo message="Path is :${env.Path}"/>
</target>
<target name="init"  description="init">
<property environment="env"/>
 <echo message="Path is :${env.Path}"/>
<mkdir dir="../dest"/>
 <mkdir dir="../target"/>
</target>
<target name="clean" description="clean" depends ="init">
<echo>Cleaning out directories</echo>
 <delete file="../WebContent/WEB-INF/lib/APPNAME.jar"/>
<delete file="../target/APPNAME.war"/>
<delete>
<fileset dir="../dest" includes="**/*.class"/>
 </delete>
</target>
<target name="compile" depends="init, clean"
description="Compile Java sources and copy to WEB-INF/classes dir">
<javac source="1.7" target="1.7" srcdir="../src"
destdir="../dest">
<classpath refid="compile.classpath"/>
 </javac> 
</target>
<target name="jar"  depends="compile" description="jar">
<jar destfile="../WebContent/WEB-INF/lib/APPNAME.jar" basedir="../dest">
 </jar>   
 </target>
 <target name="build-war" depends = "jar">
<war destfile="../target/APPNAME.war"webxml="../WebContent/WEB-INF/web.xml">
<fileset dir="../WebContent">
<include name="**/*.*"/>
</fileset>    
</war>
</target> 
<target name="deploy-tomcat" depends="build-war">
<antcall target="tomcat-shutdown"></antcall>
<sleep seconds="5"/>
<echo>Deleting ${tomcat.dfoflag.dir}</echo>
<delete dir="${tomcat.APPNAME.dir}"/>
 <copy file="../target/APPNAME.war" todir="${tomcat.home}/webapps">
</copy>
<antcall target="tomcat-startup"></antcall>
</target>
</project>

` 我认为问题在于，在进行战争期间，弹簧罐未正确编译，有人可以提出任何解决方案吗？

异常“ java.lang.IllegalArgumentException：参数类型[java.lang.String]的名称不可用”蚂蚁生成问题

0 个答案: