runtime/org.argeo.slc.server/src/main/java/org/argeo/slc/web/mvc/provisioning/EclipseUpdateSiteInterceptor.java

   1 package org.argeo.slc.web.mvc.provisioning;
   2
   3 import java.util.StringTokenizer;
   4
   5 import javax.servlet.http.HttpServletRequest;
   6 import javax.servlet.http.HttpServletResponse;
   7
   8 import org.argeo.slc.SlcException;
   9 import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
  10
  11 public class EclipseUpdateSiteInterceptor extends HandlerInterceptorAdapter {
  12         public final static String RELEASE = "RELEASE";
  13         public final static String LATEST = "LATEST";
  14
  15         @Override
  16         public boolean preHandle(HttpServletRequest request,
  17                         HttpServletResponse response, Object handler) throws Exception {
  18                 String path = request.getPathInfo();
  19                 StringTokenizer stS = new StringTokenizer(path, "/");
  20                 String type = null;
  21                 pathTokenizer: while (stS.hasMoreTokens()) {
  22                         String token = stS.nextToken();
  23                         if (token.equals("plugins") || token.equals("features")) {
  24                                 type = token;
  25                                 break pathTokenizer;
  26                         }
  27                 }
  28
  29                 if (type == null || !stS.hasMoreTokens())
  30                         throw new SlcException("Cannot determine file name from path "
  31                                         + path);
  32
  33                 String fileName = stS.nextToken();
  34
  35                 int ind_ = fileName.indexOf('_');
  36                 String moduleName;
  37                 if (ind_ > -1)
  38                         moduleName = fileName.substring(0, ind_);
  39                 else
  40                         throw new SlcException("Cannot determine version for " + fileName);
  41
  42                 String versionAndExtension = fileName.substring(ind_ + 1);
  43                 int indExt = versionAndExtension.lastIndexOf('.');
  44                 String moduleVersion = versionAndExtension.substring(0, indExt);
  45
  46                 request.setAttribute("moduleName", moduleName);
  47                 request.setAttribute("moduleVersion", moduleVersion);
  48
  49                 return true;
  50         }
  51 }