package org.catacomb.druid.load;
   
   import java.util.HashMap;
   
   import org.catacomb.druid.manifest.DecManifest;
   import org.catacomb.interlish.resource.Role;
   
   
   public class RoleMap {
  
      protected HashMap<String, HashMap<String, Role>> functionMaps;
  
      public RoleMap() {
          functionMaps = new HashMap<String, HashMap<String, Role>>();
      }
  
  
  
      public void addRoles(DecManifest dm) {
          for (Role r : dm.getRoles()) {
              addRole(r);
          }
      }
  
  
      private void addRole(Role r) {
          // E.info("adding role " + r.getFunction() + " " + r.getValue());
          (getFunctionMap(r.getFunction())).put(r.getValue(), r);
      }
  
  
      private HashMap<String, Role> getFunctionMap(String s) {
          HashMap<String, Role> ret = null;
  
          if (functionMaps.containsKey(s)) {
              ret = functionMaps.get(s);
  
          } else {
              ret = new HashMap<String, Role>();
              functionMaps.put(s, ret);
  
          }
          return ret;
      }
  
  
  
      public boolean hasRole(String role, String subject) {
          boolean ret = (getFunctionMap(role).containsKey(subject));
  
          if (!ret) {
              //  E.info("has role returning false for " + role + " " + subject);
          }
          return ret;
      }
  
      public Role getRole(String role, String subject) {
          return (getFunctionMap(role).get(subject));
      }
  
  }