spring - java.io.FileNotFoundException: http://localhost:8080/manager/text/list -

i'm learning spring mvc http://docs.spring.io/docs/spring-mvc-step-by-step/part1.html. there's error when executing "ant list":

picked java_tool_options: -javaagent:/usr/share/java/jayatanaag.jar  buildfile: /home/mycityofsky/java_workspace/springapp/build.xml trying override old definition of task javac  list:  build failed /home/mycityofsky/java_workspace/springapp/build.xml:142: java.io.filenotfoundexception: http://localhost:8080/manager/text/list     @ sun.net.www.protocol.http.httpurlconnection.getinputstream0(httpurlconnection.java:1835)     @ sun.net.www.protocol.http.httpurlconnection.getinputstream(httpurlconnection.java:1440)     @ org.apache.catalina.ant.abstractcatalinatask.execute(abstractcatalinatask.java:228)     @ org.apache.catalina.ant.abstractcatalinatask.execute(abstractcatalinatask.java:148)     @ org.apache.catalina.ant.listtask.execute(listtask.java:50)     @ org.apache.tools.ant.unknownelement.execute(unknownelement.java:292)     @ sun.reflect.nativemethodaccessorimpl.invoke0(native method)     @ sun.reflect.nativemethodaccessorimpl.invoke(nativemethodaccessorimpl.java:62)     @ sun.reflect.delegatingmethodaccessorimpl.invoke(delegatingmethodaccessorimpl.java:43)     @ java.lang.reflect.method.invoke(method.java:497)     @ org.apache.tools.ant.dispatch.dispatchutils.execute(dispatchutils.java:106)     @ org.apache.tools.ant.task.perform(task.java:348)     @ org.apache.tools.ant.target.execute(target.java:435)     @ org.apache.tools.ant.target.performtasks(target.java:456)     @ org.apache.tools.ant.project.executesortedtargets(project.java:1393)     @ org.apache.tools.ant.project.executetarget(project.java:1364)     @ org.apache.tools.ant.helper.defaultexecutor.executetargets(defaultexecutor.java:41)     @ org.apache.tools.ant.project.executetargets(project.java:1248)     @ org.apache.tools.ant.main.runbuild(main.java:851)     @ org.apache.tools.ant.main.startant(main.java:235)     @ org.apache.tools.ant.launch.launcher.run(launcher.java:280)     @ org.apache.tools.ant.launch.launcher.main(launcher.java:109)  total time: 0 seconds 

some of files follows.

build.xml:

<?xml version="1.0"?>  <project name="springapp" basedir="." default="usage">     <presetdef name="javac">         <javac includeantruntime="false" />     </presetdef>      <property file="build.properties"/>      <property name="src.dir" value="src"/>     <property name="web.dir" value="war"/>     <property name="build.dir" value="${web.dir}/web-inf/classes"/>     <property name="name" value="springapp"/>      <path id="master-classpath">         <fileset dir="${web.dir}/web-inf/lib">             <include name="*.jar"/>         </fileset>         <fileset dir="${appserver.lib}">             <include name="servlet*.jar"/>         </fileset>         <pathelement path="${build.dir}"/>     </path>      <target name="usage">         <echo message=""/>         <echo message="${name} build file"/>         <echo message="-----------------------------------"/>         <echo message=""/>         <echo message="available targets are:"/>         <echo message=""/>         <echo message="build     --> build application"/>         <echo message="deploy    --> deploy application directory"/>         <echo message="deploywar --> deploy application war file"/>         <echo message="install   --> install application in tomcat"/>         <echo message="reload    --> reload application in tomcat"/>         <echo message="start     --> start tomcat application"/>         <echo message="stop      --> stop tomcat application"/>         <echo message="list      --> list tomcat applications"/>         <echo message=""/>     </target>      <target name="build" description="compile main source tree java files">         <mkdir dir="${build.dir}"/>         <javac destdir="${build.dir}" source="1.5" target="1.5" debug="true"                deprecation="false" optimize="false" failonerror="true">             <src path="${src.dir}"/>             <classpath refid="master-classpath"/>         </javac>     </target>      <target name="deploy" depends="build" description="deploy application">         <copy todir="${deploy.path}/${name}" preservelastmodified="true">             <fileset dir="${web.dir}">                 <include name="**/*.*"/>             </fileset>         </copy>     </target>      <target name="deploywar" depends="build" description="deploy application war file">         <war destfile="${name}.war"              webxml="${web.dir}/web-inf/web.xml">             <fileset dir="${web.dir}">                 <include name="**/*.*"/>             </fileset>         </war>         <copy todir="${deploy.path}" preservelastmodified="true">             <fileset dir=".">                 <include name="*.war"/>             </fileset>         </copy>     </target>  <!-- ============================================================== --> <!-- tomcat tasks - remove these if don't have tomcat installed --> <!-- ============================================================== -->      <path id="catalina-ant-classpath">         <!-- need catalina jars tomcat -->         <!--  * other app servers - check docs -->          <fileset dir="${appserver.lib}">             <include name="catalina-ant.jar"/>             <include name="tomcat-coyote.jar"/>             <include name="tomcat-util.jar"/>         </fileset>         <fileset dir="${appserver.home}/bin">                     <include name="tomcat-juli.jar"/>         </fileset>     </path>      <taskdef name="install" classname="org.apache.catalina.ant.deploytask">          <classpath refid="catalina-ant-classpath"/>      </taskdef>     <taskdef name="reload" classname="org.apache.catalina.ant.reloadtask">         <classpath refid="catalina-ant-classpath"/>     </taskdef>     <taskdef name="list" classname="org.apache.catalina.ant.listtask">         <classpath refid="catalina-ant-classpath"/>     </taskdef>     <taskdef name="start" classname="org.apache.catalina.ant.starttask">         <classpath refid="catalina-ant-classpath"/>     </taskdef>     <taskdef name="stop" classname="org.apache.catalina.ant.stoptask">         <classpath refid="catalina-ant-classpath"/>     </taskdef>      <target name="install" description="install application in tomcat">         <install url="${tomcat.manager.url}"                  username="${tomcat.manager.username}"                  password="${tomcat.manager.password}"                  path="/${name}"                  war="${name}"/>     </target>      <target name="reload" description="reload application in tomcat">         <reload url="${tomcat.manager.url}"                  username="${tomcat.manager.username}"                  password="${tomcat.manager.password}"                  path="/${name}"/>     </target>      <target name="start" description="start tomcat application">         <start url="${tomcat.manager.url}"                  username="${tomcat.manager.username}"                  password="${tomcat.manager.password}"                  path="/${name}"/>     </target>      <target name="stop" description="stop tomcat application">         <stop url="${tomcat.manager.url}"                  username="${tomcat.manager.username}"                  password="${tomcat.manager.password}"                  path="/${name}"/>     </target>      <target name="list" description="list tomcat applications">         <list url="${tomcat.manager.url}/text"                  username="${tomcat.manager.username}"                  password="${tomcat.manager.password}"/>     </target>   <!-- end tomcat tasks -->  </project> 

build.properties:

# ant properties building springapp  appserver.home=/usr/share/tomcat7 appserver.lib=${appserver.home}/lib  deploy.path=${appserver.home}/webapps  tomcat.manager.url=http://localhost:8080/manager tomcat.manager.username=tomcat tomcat.manager.password=s3cret 

how solve problem?

you need start tomcat before try access resources, , possibly need deploy application well