persistantservletrequest.java

java 写的一个新闻发布系统

package org.jahia.services.applications;

import java.util.*;
import org.jahia.data.applications.*;
import org.jahia.registries.*;
import org.jahia.services.usermanager.*;

/**
 * This class is used by the dispatching system to store in this information
 * in a hashtable. Was not made an innerclass because these can cause problems,
 * and this information might be interesting to store elsewhere.
 */
public class PersistantServletRequest extends ServletBean {

        private String appUniqueIDStr;
        private String appURL;
        private String appMethod;
        private String appContextID;
        private String servletMappingPattern;
        private ApplicationBean	appBean;


        public PersistantServletRequest(	ApplicationBean stdAppBean,
                                            ServletBean servletBean,
                                            String appUniqueIDStr,
                                            String applicationURL,
                                            String applicationMethod,
                                            String applicationContextID) {

                super(
                        servletBean.getWebAppType(),
                        servletBean.getName(),
                        servletBean.getServletName(),
                        servletBean.getservletsrc(),
                        servletBean.getContext(),
                        servletBean.getdesc()
                     );

                this.appUniqueIDStr = appUniqueIDStr;
                this.appURL = applicationURL;
                this.appMethod = applicationMethod;
                this.appContextID = applicationContextID;
                this.appBean = stdAppBean;
                this.servletMappingPattern = servletBean.getUrlMappingPattern();
        }

        public String getUniqueIDStr () {
            return appUniqueIDStr;
        }

        public String getURL () {
            return appURL;
        }

        public String getMethod() {
            return appMethod;
        }

        public String getContextID() {
            return appContextID;
        }

        public String getServletMappingPattern () {
            return servletMappingPattern;
        }

        public int getVisibleStatus() {
            return appBean.getVisibleStatus();
        }

        public ApplicationBean  getApplicationBean() {
            return appBean;
        }

        /**
         * return a list of user names having a role with this application
         * only on this context
         *
         * @author NK
         *
         * @todo FIXME it would be best if we returned a Set rather than a
         * vector, but unfortunately existing applications use this method's
         * result as a vector...
         */
        public Vector getAppContextUsers(){

            Vector users = new Vector();
            Set addedUsers = new HashSet();

            if ( appBean == null ){
                return users;
            }
			
			Enumeration appRoles = null;
			try {
				ApplicationContext appContext = ServicesRegistry.getInstance()
																.getJahiaApplicationContextService()
																.getApplicationContext(appBean.getID());
		
				appRoles = appContext.getRoles().elements();
			} catch ( Throwable t ){
				t.printStackTrace();
				return users;	
			}

            if ( appRoles == null ){
                return users;
            }

            JahiaGroup roleGroup = null;
            String role = null;
            while ( appRoles.hasMoreElements() ){

                role = (String)appRoles.nextElement();

                // Roles are mapped to Jahia groups.
                StringBuffer buff = new StringBuffer(Integer.toString(appBean.getID()));
                buff.append("_");
                buff.append(this.appContextID);
                buff.append("_");
                buff.append(role);

                roleGroup = ServicesRegistry.getInstance()
                                        .getJahiaGroupManagerService()
                                        .lookupGroup(0,buff.toString()); // Hollis all app group roles are in site 0
                if ( roleGroup != null ){

                    Set userMembers = roleGroup.getRecursiveUserMembers();
                    Iterator userIterator = userMembers.iterator();
                    while (userIterator.hasNext()) {
                        JahiaUser curUser = (JahiaUser) userIterator.next();
                        if (!addedUsers.contains(curUser.getUserKey())) {
                            addedUsers.add(curUser.getUserKey());
                            users.add(curUser.getUsername());
                        }
                    }
                }
            }

            return users;
        }

}