org.apache.hdt.debug.ui/plugin.xml

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<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.debug.ui.launchShortcuts">
      <shortcut
            class="org.apache.hdt.debug.core.launch.HadoopApplicationLaunchShortcut"
            icon="resources/elephantblue16x16.gif"
            id="org.apache.hdt.launch.shortcut"
            label="Run on Hadoop"
            modes="run">
         <contextualLaunch>

           <enablement>
             <with variable="selection">
               <count value="1"/>
               <iterate>
                <or>
               	  <test property="org.eclipse.jdt.launching.hasMain"/>
               	  <and>
               	     <test property="org.eclipse.jdt.launching.isContainer"/>
               	     <test property="org.eclipse.jdt.launching.hasProjectNature" args="org.eclipse.jdt.core.javanature"/>
               	     <test property="org.eclipse.jdt.launching.hasProjectNature" args="org.apache.hdt.mrature"/>               	     
               	  </and>
               	</or>
               </iterate>
               </with>
           </enablement>
  		 </contextualLaunch>
      </shortcut>
   </extension>
</plugin>