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package osgiweld;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.List;
import java.util.Set;
import java.util.jar.Attributes;
import java.util.jar.JarFile;
import java.util.jar.Manifest;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Test integrity of OSGi Weld Module.
*
* @author Santiago.PericasGeertsen@sun.com
*/
public class OsgiWeldServlet extends HttpServlet {
private static List<Attributes.Name> ATTRS =
Arrays.asList(new Attributes.Name("Export-Package"),
new Attributes.Name("Import-Package"));
//new Attributes.Name("Private-Package"));
//From Weld 1.1, Private-Package is not part of the OSGi headers
protected void processRequest(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException
{
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
String result = "OK";
try {
String gfhome = System.getProperty("com.sun.aas.instanceRoot");
// Soft test, ignore if can't find module
if (gfhome != null) {
String jarFile = gfhome + File.separator + ".."
+ File.separator + ".." + File.separator
+ "modules" + File.separator + "weld-osgi-bundle.jar";
//System.out.println("Weld Osgi module = " + jarFile);
JarFile jar = new JarFile(jarFile);
Manifest manifest = jar.getManifest();
String command = request.getParameter("command");
//System.out.println("Command: " + command);
if (command.equals("manifest")) {
// Make sure all manifest attrs are there
Set<Object> keys = manifest.getMainAttributes().keySet();
//System.out.println("Keys: " + keys);
if (!keys.containsAll(ATTRS) || !checkBundleSymbolicName(manifest.getMainAttributes())) {
result = "ERROR";
}
} else if (command.equals("exports")) {
// Make sure package exports are present and return them
String exportedValues = manifest.getMainAttributes().getValue(new Attributes.Name("Export-Package"));
//System.out.println("Exported Values: " + exportedValues);
if (null != exportedValues) {
result = exportedValues;
} else {
result = "ERROR";
}
} else if (command.equals("imports")) {
//Make sure package imports are present and return them
String importedValues = manifest.getMainAttributes().getValue(new Attributes.Name("Import-Package"));
//System.out.println("Imported Values: " + importedValues);
if (null != importedValues) {
result = importedValues;
} else {
result = "ERROR";
}
}
} else {
System.out.println("Unable to find Weld module");
}
} catch (Exception e) {
result = "ERROR";
}
out.println(result);
out.close();
}
private boolean checkBundleSymbolicName(Attributes attrs){
String name = attrs.getValue("Bundle-SymbolicName");
System.out.println("Bundle-SymbolicName:"+ name);
return name.equals("org.jboss.weld.osgi-bundle");
}
/**
* Handles the HTTP <code>GET</code> method.
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
processRequest(request, response);
}
/**
* Handles the HTTP <code>POST</code> method.
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
processRequest(request, response);
}
/**
* Returns a short description of the servlet.
* @return a String containing servlet description
*/
@Override
public String getServletInfo() {
return "Short description";
}// </editor-fold>
}