[Building Sakai] Full JSP CRUD tool

[Aaron Zeckoski]

Which line is number 98?
-AZ

On Sat, May 9, 2009 at 3:20 PM, menjuanpablo <menjuanpablo at gmail.com> wrote:
>
> hi, thanks for your help
>
> this is the code generated by appbuilder in OtrotodoLogicImpl.java,
>
> i remember you that i didn't do any changes to the code. I created the
> project with appbuilder and builded it without change something inside
>
>  clarified that makes no changes to the tool set up after the appbuilder
>
> * OtrotodoLogicImpl.java - created by Sakai App Builder -AZ
>  *
>  * Copyright (c) 2008 Sakai Project/Sakai Foundation
>  * Licensed under the Educational Community License version 1.0
>  *
>  * A copy of the Educational Community License has been included in this
>  * distribution and is available at:
> http://www.opensource.org/licenses/ecl1.php
>  *
>
> *****************************************************************************/
>
> package org.sakaiproject.otrotodo.logic;
>
> import java.util.Date;
> import java.util.List;
>
> import org.apache.commons.logging.Log;
> import org.apache.commons.logging.LogFactory;
>
> import org.sakaiproject.genericdao.api.search.Search;
>
> import org.sakaiproject.otrotodo.logic.ExternalLogic;
> import org.sakaiproject.otrotodo.dao.OtrotodoDao;
> import org.sakaiproject.otrotodo.logic.OtrotodoLogic;
> import org.sakaiproject.otrotodo.model.OtrotodoItem;
>
> /**
>  * This is the implementation of the business logic interface
>  * @author Sakai App Builder -AZ
>  */
> public class OtrotodoLogicImpl implements OtrotodoLogic {
>
>   private static Log log = LogFactory.getLog(OtrotodoLogicImpl.class);
>
>   private OtrotodoDao dao;
>   public void setDao(OtrotodoDao dao) {
>      this.dao = dao;
>   }
>
>   private ExternalLogic externalLogic;
>   public void setExternalLogic(ExternalLogic externalLogic) {
>      this.externalLogic = externalLogic;
>   }
>
>   /**
>    * Place any code that should run when this class is initialized by
> spring here
>    */
>   public void init() {
>      log.debug("init");
>   }
>
>   /* (non-Javadoc)
>    * @see
> org.sakaiproject.otrotodo.logic.OtrotodoLogic#getItemById(java.lang.Long)
>    */
>   public OtrotodoItem getItemById(Long id) {
>      log.debug("Getting item by id: " + id);
>      return dao.findById(OtrotodoItem.class, id);
>   }
>
>   /* (non-Javadoc)
>    * @see
> org.sakaiproject.otrotodo.logic.OtrotodoLogic#canWriteItem(org.sakaiproject.otrotodo.model.OtrotodoItem,
> java.lang.String, java.lang.String)
>    */
>   public boolean canWriteItem(OtrotodoItem item, String locationId, String
> userId) {
>      log.debug("checking if can write for: " + userId + ", " + locationId +
> ": and item=" + item.getTitle() );
>      if (item.getOwnerId().equals( userId ) ) {
>         // owner can always modify an item
>         return true;
>      } else if ( externalLogic.isUserAdmin(userId) ) {
>         // the system super user can modify any item
>         return true;
>      } else if ( locationId.equals(item.getLocationId()) &&
>            externalLogic.isUserAllowedInLocation(userId,
> ExternalLogic.ITEM_WRITE_ANY, locationId) ) {
>         // users with permission in the specified site can modify items
> from that site
>         return true;
>      }
>      return false;
>   }
>
>   /* (non-Javadoc)
>    * @see
> org.sakaiproject.otrotodo.logic.OtrotodoLogic#getAllVisibleItems(java.lang.String,
> java.lang.String)
>    */
>   public List<OtrotodoItem> getAllVisibleItems(String locationId, String
> userId) {
>      log.debug("Fetching visible items for " + userId + " in site: " +
> locationId);
>      List<OtrotodoItem> l = null;
>      if (locationId == null) {
>         // get all items
>         l = dao.findAll(OtrotodoItem.class);
>      } else {
>         l = dao.findBySearch(OtrotodoItem.class,
>               new Search("locationId", locationId) );
>      }
>      // check if the current user can see all items (or is super user)
>      if ( externalLogic.isUserAdmin(userId) ||
>            externalLogic.isUserAllowedInLocation(userId,
> ExternalLogic.ITEM_READ_HIDDEN, locationId) ) {
>         log.debug("Security override: " + userId + " able to view all
> items");
>      } else {
>         // go backwards through the loop to avoid hitting the "end" early
>         for (int i=l.size()-1; i >= 0; i--) {
>            OtrotodoItem item = (OtrotodoItem) l.get(i);
>            if ( item.getHidden().booleanValue() &&
>                  !item.getOwnerId().equals(userId) ) {
>               l.remove(item);
>            }
>         }
>      }
>      return l;
>   }
>
>   /* (non-Javadoc)
>    * @see
> org.sakaiproject.otrotodo.logic.OtrotodoLogic#removeItem(org.sakaiproject.otrotodo.model.OtrotodoItem)
>    */
>   public void removeItem(OtrotodoItem item) {
>      log.debug("In removeItem with item:" + item.getId() + ":" +
> item.getTitle());
>      // check if current user can remove this item
>      if ( canWriteItem(item, externalLogic.getCurrentLocationId(),
> externalLogic.getCurrentUserId() ) ) {
>         dao.delete(item);
>         log.info("Removing item: " + item.getId() + ":" + item.getTitle());
>      } else {
>         throw new SecurityException("Current user cannot remove item " +
>               item.getId() + " because they do not have permission");
>      }
>   }
>
>   /* (non-Javadoc)
>    * @see
> org.sakaiproject.otrotodo.logic.OtrotodoLogic#saveItem(org.sakaiproject.otrotodo.model.OtrotodoItem)
>    */
>   public void saveItem(OtrotodoItem item) {
>      log.debug("In saveItem with item:" + item.getTitle());
>      // set the owner and site to current if they are not set
>      if (item.getOwnerId() == null) {
>         item.setOwnerId( externalLogic.getCurrentUserId() );
>      }
>      if (item.getLocationId() == null) {
>         item.setLocationId( externalLogic.getCurrentLocationId() );
>      }
>      if (item.getDateCreated() == null) {
>         item.setDateCreated( new Date() );
>      }
>      // save item if new OR check if the current user can update the
> existing item
>      if ( (item.getId() == null) ||
>            canWriteItem(item, externalLogic.getCurrentLocationId(),
> externalLogic.getCurrentUserId()) ) {
>         dao.save(item);
>         log.info("Saving item: " + item.getId() + ":" + item.getTitle());
>      } else {
>         throw new SecurityException("Current user cannot update item " +
>               item.getId() + " because they do not have permission");
>      }
>   }
>
> }
> --
> View this message in context: http://www.nabble.com/Full-JSP-CRUD-tool-tp23437843p23460976.html
> Sent from the Sakai - Development mailing list archive at Nabble.com.
>
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-- 
Aaron Zeckoski (aaronz at vt.edu)
Senior Research Engineer - CARET - Cambridge University
[http://bugs.sakaiproject.org/confluence/display/~aaronz/]
Sakai Fellow - [http://aaronz-sakai.blogspot.com/]