added a support for the debugger port.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@8218 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/resources/hudson/model/Slave/ComputerImpl/slave-agent.jnlp.jelly

@@ -23,7 +23,15 @@
       </security>
 
       <resources>
-        <j2se version="1.5+"/>
+        <j:set var="port" value="${request.getParameter('debugPort')}"/>
+        <j:choose>
+          <j:when test="${port!=null}">
+            <j2se version="1.5+" java-vm-args="-Xdebug -Xrunjdwp:transport=dt_socket,server=y,address=${port}" />
+          </j:when>
+          <j:otherwise>
+            <j2se version="1.5+" />
+          </j:otherwise>
+        </j:choose>
         <jar href="jnlpJars/jnlp-agent.jar"/>
         <jar href="jnlpJars/remoting.jar"/>
       </resources>