我试图在Tomcat 7中部署到war文件。这给了我以下错误。

deploy:
   [echo] Deploying on Tomcat.

BUILD FAILED
   C:\Users\coder\workspace\projectName\build.xml:84: java.io.IOException: Server returned    
   HTTP response code: 403 for URL: http://localhost:8090/manager/deploy?path=%2FprojectName

这是我的构建文件

<project name="ProjectName" default="main"
                basedir=".">

                <!-- Tell ant to use my environment variables -->
                <property environment="env"/>

                <property file="./build.properties"/>
                <property name="username" value="someUsername"/>
                <property name="password" value="somePassword"/>

                <taskdef name="deploy"    classname="org.apache.catalina.ant.DeployTask"/>

                <property name="tomcat.home"
                value="${env.CATALINA_HOME}"/>
                <property name="hibernate.home"
                value="${env.CATALINA_HOME}"/>
                <property name="servlet.jar"
                value="${tomcat.home}/common/lib/servlet-api.jar"/>
                <property name="jsp.jar"
                value="${tomcat.home}/common/lib/jsp-api.jar"/>
                <property name="hibernate.jar" value="C:/hibernate-distribution-3.6.4.Final/hibernate3.jar"/>

                <property name="deploy.dir"
                value="${tomcat.home}/webapps"/>
                <property name="build.compiler" value="modern"/>
                <property name="build.dir" value="build" />
                <property name="src.dir" value="src"/>
                <property name="war.file" value="projectName"/>
                <property name="war.file.name" value="${war.file}.war"/>

                <path id="project.class.path">
                <fileset dir="./WEB-INF/lib/">
                <include name="**/*.jar"/>
                </fileset>
                <pathelement path="${src.dir}"/>
                <pathelement path="${servlet.jar}"/>
                <pathelement path="${jsp.jar}"/>
                <pathelement path="${hibernate.jar}"/>
                </path>

                <target name="clean">
                <delete dir="${build.dir}" includeEmptyDirs="true" />
                </target>

                <target name="prep">
                <mkdir dir="${build.dir}"/>
                </target>

                <target name="compile">
                <javac srcdir="${src.dir}"
                destdir="${build.dir}"
                debug="on"
                deprecation="on">
                <include name="**/*.java"/>
                <classpath refid="project.class.path"/>
                </javac>
                </target>

                <target name="cleanWebApp">
                <delete file="${deploy.dir}/${war.file.name}" />
                <delete dir="${deploy.dir}/${war.file}"
                includeEmptyDirs="true" />
                </target>

                <target name="war">
                <war warfile="${war.file.name}"
                webxml="./WEB-INF/web.xml">
                <fileset dir="./" includes="**/*.*" excludes="*.war,
                **/*.nbattrs, web.xml, **/WEB-INF/**/*.*,
                **/project-files/**/*.*"/>
                <webinf dir="./WEB-INF" includes="**/*"
                excludes="web.xml, **/*.jar, **/*.class"/>
                <lib dir="./WEB-INF/lib"/>
                <classes dir="${build.dir}"/>
                <classes dir="${src.dir}">
                <include name="**/*.properties"/>
                </classes>
                </war>
                </target>

                <target name="deploy">
                    <echo message="Deploying on Tomcat." />
                    <deploy url="http://localhost:8090/manager" username="someUsername"
                     password="somePassword" path="/projectName" war="./${war.file.name}" />
                </target>

                <target name="main" depends="clean, prep, cleanWebApp,
                compile, war, deploy"/>

                </project>