runtime/updates/org.eclipse.rcptt.updates.aspectj.e44x/build.xml

<project>
  <macrodef name="unsignjar">
    
    <attribute name="jar"/>
    
    <sequential>
      <!-- Remove any existing signatures from a JAR file. -->
      <tempfile prefix="usignjar-" destdir="${java.io.tmpdir}" property="temp.file"/>
      <echo message="Removing signatures from JAR: @{jar}"/>
      <mkdir dir="${temp.file}"/>
      
      <unjar src="@{jar}" dest="${temp.file}">
	<patternset>
          <include name="**"/>
          <exclude name="META-INF/*.SF"/>
          <exclude name="META-INF/*.DSA"/>
          <exclude name="META-INF/*.RSA"/>
	</patternset>
      </unjar>
      
      <delete file="@{jar}" failonerror="true"/>
      
      <replaceregexp file="${temp.file}/META-INF/MANIFEST.MF"
		     match="\nName:.*?c\s*l\s*a\s*s\s*s\s*\n"
		     flags="gs"
		     replace=""/>
      <replaceregexp file="${temp.file}/META-INF/MANIFEST.MF"
		     match="SHA-256-Digest: .*?="
		     flags="gs"
		     replace=""/>



      <jar destfile="@{jar}" 
	   basedir="${temp.file}" 
	   includes="**" 
	   manifest="${temp.file}/META-INF/MANIFEST.MF"/>
      
      <delete dir="${temp.file}" failonerror="true"/>
    </sequential>
  </macrodef>
  
  <target name="main">

    <ac:for param="file" xmlns:ac="antlib:net.sf.antcontrib">
      <path>
	<fileset dir="dependencies/plugins" includes="**/*.jar"/>
      </path>
      <sequential>
	<unsignjar jar="@{file}"/>
      </sequential>
    </ac:for>

    <delete file="dependencies/content.jar"/>
    <delete file="dependencies/artifacts.jar"/>
  </target>
</project>