dev/codeserver/build.xml

<project name="codeserver" default="build" basedir=".">
  <property name="gwt.root" location="../.." />
  <property name="project.tail" value="dev/codeserver" />
  <import file="${gwt.root}/common.ant.xml" />

  <property.ensure name="gwt.dev.jar" location="${gwt.build.lib}/gwt-dev.jar" />

  <target name="compile">
    <mkdir dir="${javac.out}" />
    <gwt.javac srcdir="java">
      <classpath>
        <pathelement location="${gwt.dev.jar}" />
      </classpath>
    </gwt.javac>
  </target>

  <target name="build" depends="compile" description="builds gwt-codeserver.jar">
    <gwt.jar>
      <fileset dir="${javac.out}"/>
      <fileset dir="java">
        <include name="**/*.java"/>
        <include name="**/*.html"/>
        <include name="**/*.ico"/>
        <include name="**/*.js"/>
      </fileset>

      <manifest>
        <!-- why doesn't this work?
        <attribute name="Class-Path" value="gwt-dev.jar gwt.user.jar" />
        -->
        <attribute name="Main-Class" value="com.google.gwt.dev.codeserver.CodeServer" />
      </manifest>
    </gwt.jar>
  </target>

  <!-- no-op for now -->
  <target name="verify"/>

  <target name="demo" depends="build" description="starts the code server with a sample app">

    <property.ensure name="gwt.user.jar" location="${gwt.build.lib}/gwt-user.jar" />
    <property.ensure name="sample-src" location="${gwt.root}/samples/hello/src" />

    <java fork="true" failonerror="true" classname="com.google.gwt.dev.codeserver.CodeServer">
      <classpath>
        <pathelement location="${project.lib}"/>
        <pathelement location="${gwt.dev.jar}"/>
        <pathelement location="${gwt.user.jar}"/>
      </classpath>
      <arg value="-src"/>
      <arg value="${sample-src}"/>
      <arg value="com.google.gwt.sample.hello.Hello"/>
    </java>
  </target>

</project>