0 Replies Latest reply on Sep 15, 2005 5:03 PM by sanjay k

    JBOSS set accessor for each CMP field

    sanjay k Newbie

      I dont get this, This is my code


      in my ejb-jar.xml file



      Item Bean deployment descriptor
      <display-name>Item</display-name>
      <ejb-name>Item</ejb-name>
      <local-home>edu.rice.rubis.beans.ItemLocalHome</local-home>
      edu.rice.rubis.beans.ItemLocal
      <ejb-class>edu.rice.rubis.beans.ItemBean</ejb-class>
      <persistence-type>Container</persistence-type>
      <prim-key-class>edu.rice.rubis.beans.ItemPK</prim-key-class>
      False
      <cmp-version>2.x</cmp-version>
      <abstract-schema-name>ItemBean</abstract-schema-name>
      <cmp-field>
      <field-name>id</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>name</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>description</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>initialPrice</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>quantity</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>reservePrice</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>buyNow</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>nbOfBids</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>maxBid</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>startDate</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>endDate</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>sellerId</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>categoryId</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>links</field-name>
      </cmp-field>
      <cmp-field>
      <field-name>upc</field-name>
      </cmp-field>
      <ejb-local-ref>
      This is the reference to the id manager
      <ejb-ref-name>ejb/IDManager</ejb-ref-name>
      <ejb-ref-type>Entity</ejb-ref-type>
      <local-home>edu.rice.rubis.beans.IDManagerLocalHome</local-home>
      edu.rice.rubis.beans.IDManagerLocal
      <ejb-link>IDManager</ejb-link>
      </ejb-local-ref>
      <ejb-local-ref>
      This is the reference to the user bean
      <ejb-ref-name>ejb/User</ejb-ref-name>
      <ejb-ref-type>Entity</ejb-ref-type>
      <local-home>edu.rice.rubis.beans.UserLocalHome</local-home>
      edu.rice.rubis.beans.UserLocal
      <ejb-link>User</ejb-link>
      </ejb-local-ref>
      <ejb-local-ref>
      This is the reference to the category
      bean
      <ejb-ref-name>ejb/Category</ejb-ref-name>
      <ejb-ref-type>Entity</ejb-ref-type>
      <local-home>edu.rice.rubis.beans.CategoryLocalHome</local-home>
      edu.rice.rubis.beans.CategoryLocal
      <ejb-link>Category</ejb-link>
      </ejb-local-ref>
      <resource-ref>
      <res-ref-name>jdbc/rubis</res-ref-name>
      <res-type>javax.sql.DataSource</res-type>
      <res-auth>Container</res-auth>
      </resource-ref>

      <query-method>
      <method-name>findBySeller</method-name>
      <method-params>
      <method-param>java.lang.Integer</method-param>
      </method-params>
      </query-method>
      <ejb-ql>
      SELECT OBJECT(i)
      FROM ItemBean i
      WHERE i.sellerId = ?1
      </ejb-ql>


      <query-method>
      <method-name>findByCategory</method-name>
      <method-params>
      <method-param>java.lang.Integer</method-param>
      </method-params>
      </query-method>
      <ejb-ql>
      SELECT OBJECT(i)
      FROM ItemBean i
      WHERE i.categoryId = ?1
      </ejb-ql>


      <query-method>
      <method-name>findAllItems</method-name>
      <method-params/>
      </query-method>
      <ejb-ql>
      SELECT OBJECT(i)
      FROM ItemBean i
      </ejb-ql>




      in my jbosscmp-jdbc file :



      <ejb-name>Item</ejb-name>
      <table-name>items</table-name>
      <cmp-field>
      <field-name>id</field-name>
      <column-name>id</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>name</field-name>
      <column-name>name</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>description</field-name>
      <column-name>description</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>initialPrice</field-name>
      <column-name>initial_price</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>quantity</field-name>
      <column-name>quantity</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>reservePrice</field-name>
      <column-name>reserve_price</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>buyNow</field-name>
      <column-name>buy_now</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>nbOfBids</field-name>
      <column-name>nb_of_bids</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>maxBid</field-name>
      <column-name>max_bid</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>startDate</field-name>
      <column-name>start_date</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>endDate</field-name>
      <column-name>end_date</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>sellerId</field-name>
      <column-name>seller</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>categoryId</field-name>
      <column-name>category</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>links</field-name>
      <column-name>links</column-name>
      </cmp-field>
      <cmp-field>
      <field-name>upc</field-name>
      <column-name>upc</column-name>
      </cmp-field>



      and in my ItemBean.java class


      package edu.rice.rubis.beans;


      import java.rmi.*;
      import javax.ejb.*;
      import javax.naming.Context;
      import javax.naming.InitialContext;
      import javax.rmi.PortableRemoteObject;
      import java.util.GregorianCalendar;
      import java.util.Collection;
      /**
      * ItemBean is an entity bean with "container managed persistence".
      * The state of an instance is stored into a relational database.
      * The following table should exist:
      *
      * CREATE TABLE items (
      * id INTEGER UNSIGNED NOT NULL UNIQUE,
      * name VARCHAR(100),
      * description TEXT,
      * initial_price FLOAT UNSIGNED NOT NULL,
      * quantity INTEGER UNSIGNED NOT NULL,
      * reserve_price FLOAT UNSIGNED DEFAULT 0,
      * buy_now FLOAT UNSIGNED DEFAULT 0,
      * nb_of_bids INTEGER UNSIGNED DEFAULT 0,
      * max_bid FLOAT UNSIGNED DEFAULT 0,
      * start_date DATETIME,
      * end_date DATETIME,
      * seller INTEGER,
      * category INTEGER,
      * PRIMARY KEY(id),
      * INDEX seller_id (seller),
      * INDEX category_id (category)
      * );
      *
      * @author Emmanuel Cecchet and
      Julie Marguerite
      * @version 1.1
      */


      public abstract class ItemBean implements EntityBean
      {
      private EntityContext entityContext;
      private transient boolean isDirty; // used for the isModified
      function


      /****************************/
      /* Abstract accessor methods*/
      /****************************/


      /**
      * Set item id.
      *
      * @since 1.0
      */
      public abstract void setId(Integer id);


      /**
      * Get item id.
      *
      * @return item id
      * @since 1.0
      */
      public abstract Integer getId();


      /**
      * Get item name. This description is usually a short description of
      the item.
      *
      * @return item name
      * @since 1.0
      */
      public abstract String getName();


      /**
      * Get item description . This is usually an HTML file describing the
      item.
      *
      * @return item description
      * @since 1.0
      */
      public abstract String getDescription();


      /**
      * Get item initial price set by the seller.
      *
      * @return item initial price
      * @since 1.0
      */
      public abstract float getInitialPrice();


      /**
      * Get how many of this item are to be sold.
      *
      * @return item quantity
      * @since 1.0
      */
      public abstract int getQuantity();


      /**
      * Get item reserve price set by the seller. The seller can refuse to
      sell if reserve price is not reached.
      *
      * @return item reserve price
      * @since 1.0
      */
      public abstract float getReservePrice();


      /**
      * Get item Buy Now price set by the seller. A user can directly by
      the item at this price (no auction).
      *
      * @return item Buy Now price
      * @since 1.0
      */
      public abstract float getBuyNow();


      /**
      * Get item maximum bid (if any) for this item. This value should be
      the same as doing SELECT MAX(bid) FROM bids WHERE item_id=?
      *
      * @return current maximum bid or 0 if no bid
      * @since 1.1
      */
      public abstract float getMaxBid();


      /**
      * Get number of bids for this item. This value should be the same as
      doing SELECT COUNT(*) FROM bids WHERE item_id=?
      *
      * @return number of bids
      * @since 1.1
      */
      public abstract int getNbOfBids();


      /**
      * Start date of the auction in the format 'YYYY-MM-DD hh:mm:ss'
      *
      * @return start date of the auction
      * @since 1.0
      */
      public abstract String getStartDate();


      /**
      * End date of the auction in the format 'YYYY-MM-DD hh:mm:ss'
      *
      * @return end date of the auction
      * @since 1.0
      */
      public abstract String getEndDate();


      /**
      * Give the user id of the seller
      *
      * @return seller's user id
      * @since 1.0
      */
      public abstract Integer getSellerId();


      /**
      * Give the category id of the item
      *
      * @return item's category id
      * @since 1.0
      */
      public abstract Integer getCategoryId();


      /**
      * Give the links of the item
      *
      * @return item's links
      * @since 1.0
      */
      public abstract Integer getLinks();


      /**
      * Give the UPC of the item
      *
      * @return item's UPC
      * @since 1.0
      */
      public abstract Integer getUpc();


      /**
      * Set a new item name
      *
      * @param newName item name
      * @since 1.0
      */
      public abstract void setName(String newName);


      /**
      * Set a new item description
      *
      * @param newDescription item description
      * @since 1.0
      */
      public abstract void setDescription(String newDescription);


      /**
      * Set a new initial price for the item
      *
      * @param newInitialPrice item initial price
      * @since 1.0
      */
      public abstract void setInitialPrice(float newInitialPrice);


      /**
      * Set a new item quantity
      *
      * @param qty item quantity
      * @since 1.0
      */
      public abstract void setQuantity(int qty);


      /**
      * Set a new reserve price for the item
      *
      * @param newReservePrice item reserve price
      * @since 1.0
      */
      public abstract void setReservePrice(float newReservePrice);


      /**
      * Set a new Buy Now price for the item
      *
      * @param newBuyNow item Buy Now price
      * @since 1.0
      */
      public abstract void setBuyNow(float newBuyNow);


      /**
      * Set item maximum bid. This function checks if newMaxBid is greater
      * than current maxBid and only updates the value in this case.
      *
      * @param newMaxBid new maximum bid
      * @since 1.1
      */
      public abstract void setMaxBid(float newMaxBid);


      /**
      * Set the number of bids for this item
      *
      * @param newNbOfBids new number of bids
      * @since 1.1
      */
      public abstract void setNbOfBids(int newNbOfBids);


      /**
      * Set a new beginning date for the auction
      *
      * @param newDate auction new beginning date
      * @since 1.0
      */
      public abstract void setStartDate(String newDate);


      /**
      * Set a new ending date for the auction
      *
      * @param newDate auction new ending date
      * @since 1.0
      */
      public abstract void setEndDate(String newDate);


      /**
      * Set a new seller identifier. This id must match
      * the primary key of the users table.
      *
      * @param id seller id
      * @since 1.0
      */
      public abstract void setSellerId(Integer id);


      /**
      * Set a new category identifier. This id must match
      * the primary key of the category table.
      *
      * @param id category id
      * @since 1.0
      */
      public abstract void setCategoryId(Integer id);


      /**
      * Set a new link
      *
      * @param newLinks item links
      * @since 1.0
      */
      public abstract void setLinks(String newLinks);


      /**
      * Set a new item UPC
      *
      * @param newUpc item UPC
      * @since 1.0
      */
      public abstract void setUpc(String newUpc);


      /*****************/
      /* relationships */
      /*****************/


      // This entity bean has a one to many relationship with the Bid
      entity.


      // public abstract Collection getBids();
      // public abstract void setBids(Collection bids);


      /*********************/
      /* ejbSelect methods */
      /*********************/


      /**
      * Get the first maxToCollect bids for an item sorted from the
      * maximum to the minimum.
      *
      * @param maxToCollect number of bids to collect
      * @param itemId item id
      *
      * @return Collection of bids
      * @exception FinderException if an error occurs
      * @since 1.0
      */
      // public abstract Collection ejbSelectItemQtyMaxBid(int maxToCollect,
      Integer itemId) throws FinderException;


      /**
      * Get the bid history for an item sorted from the last bid to the
      * first bid (oldest one).
      *
      * @param itemId item id
      *
      * @return Vector of bids primary keys or null if no bids
      * @exception RemoteException if an error occurs
      * @since 1.0
      */
      // public abstract Collection ejbSelectItemBidHistory(Integer itemId)
      throws FinderException;


      /*****************/
      /* other methods */
      /*****************/


      /**
      * Call the corresponding ejbSelect method.
      */
      // public Collection getItemQtyMaxBid(int maxToCollect, Integer
      itemId) throws FinderException
      // {
      // return ejbSelectItemQtyMaxBid(maxToCollect, itemId);
      // }


      /**
      * Call the corresponding ejbSelect method.
      */
      // public Collection getItemBidHistory(Integer itemId) throws
      FinderException
      // {
      // return ejbSelectItemBidHistory(itemId);
      // }


      /**
      * Get the seller's nickname by finding the Bean corresponding
      * to the user.
      *
      * @return nickname
      * @since 1.0
      */
      public String getSellerNickname()
      {
      Context initialContext = null;
      try
      {
      initialContext = new InitialContext();
      }
      catch (Exception e)
      {
      System.err.print("Cannot get initial context for JNDI: " + e);
      return null;
      }


      // Try to find the user nick name corresponding to the sellerId
      UserLocalHome uHome;
      try
      {
      uHome =
      (UserLocalHome)initialContext.lookup("java:comp/env/ejb/User");
      }
      catch (Exception e)
      {
      System.err.print("Cannot lookup User: " +e);
      return null;
      }
      try
      {
      UserLocal u = uHome.findByPrimaryKey(new UserPK(getSellerId()));
      return u.getNickName();
      }
      catch (Exception e)
      {
      System.err.print("This user does not exist (got exception: "
      +e+")");
      return null;
      }
      }


      /**
      * Get the category name by finding the Bean corresponding to the
      category Id.
      *
      * @return category name
      * @since 1.0
      */
      public String getCategoryName()
      {
      Context initialContext = null;
      try
      {
      initialContext = new InitialContext();
      }
      catch (Exception e)
      {
      System.err.print("Cannot get initial context for JNDI: " + e);
      return null;
      }


      // Try to find the CategoryName corresponding to the categoryId
      CategoryLocalHome cHome;
      try
      {
      cHome =
      (CategoryLocalHome)initialContext.lookup("java:comp/env/ejb/Category");
      }
      catch (Exception e)
      {
      System.err.print("Cannot lookup Category: " +e);
      return null;
      }
      try
      {
      CategoryLocal c = cHome.findByPrimaryKey(new
      CategoryPK(getCategoryId()));
      return c.getName();
      }
      catch (Exception e)
      {
      System.err.print("This category does not exist (got exception: "
      +e+")");
      return null;
      }
      }


      /**
      * Add one bid for this item
      *
      * @since 1.1
      */
      public void addOneBid()
      {
      setNbOfBids(getNbOfBids()+1);
      isDirty = true; // the bean content has been modified
      }


      /**
      * This method is used to create a new Item Bean. Note that the item
      id
      * is automatically generated by the database (AUTO_INCREMENT) on the
      * primary key.
      *
      * @param itemName short item designation
      * @param itemDescription long item description, usually an HTML file
      * @param itemInitialPrice initial price fixed by the seller
      * @param itemQuantity number to sell (of this item)
      * @param itemReservePrice reserve price (minimum price the seller
      really wants to sell)
      * @param itemBuyNow price if a user wants to buy the item immediatly
      * @param duration duration of the auction in days (start date is
      when the method is called and end date is computed according to the
      duration)
      * @param itemSellerId seller id, must match the primary key of table
      users
      * @param itemCategoryId category id, must match the primary key of
      table categories
      *
      * @return pk primary key set to null
      *
      * @exception CreateException if an error occurs
      * @since 1.0
      */
      public ItemPK ejbCreate(String itemName, String itemDescription,
      float itemInitialPrice,
      int itemQuantity, float itemReservePrice,
      float itemBuyNow, int duration,
      Integer itemSellerId, Integer itemCategoryId,
      String links,
      String upc) throws CreateException
      {
      GregorianCalendar start = new GregorianCalendar();
      // Connecting to IDManager Home interface thru JNDI
      IDManagerLocalHome home = null;
      IDManagerLocal idManager = null;


      try
      {
      InitialContext initialContext = new InitialContext();
      home = (IDManagerLocalHome)initialContext.lookup(
      "java:comp/env/ejb/IDManager");
      }
      catch (Exception e)
      {
      throw new EJBException("Cannot lookup IDManager: " +e);
      }
      try
      {
      IDManagerPK idPK = new IDManagerPK();
      idManager = home.findByPrimaryKey(idPK);
      setId(idManager.getNextItemID());
      setName(itemName);
      setDescription(itemDescription);
      setInitialPrice(itemInitialPrice);
      setQuantity(itemQuantity);
      setReservePrice(itemReservePrice);
      setBuyNow(itemBuyNow);
      setSellerId(itemSellerId);
      setCategoryId(itemCategoryId);
      setNbOfBids(0);
      setMaxBid(0);
      setStartDate(TimeManagement.dateToString(start));


      setEndDate(TimeManagement.dateToString(TimeManagement.addDays(start,
      duration)));
      setLinks(links);
      setUpc(upc);
      }
      catch (Exception e)
      {
      throw new EJBException("Cannot create item: " +e);
      }
      return null;
      }


      /** This method just set an internal flag to
      reload the id generated by the DB */
      public void ejbPostCreate(String itemName, String itemDescription,
      float itemInitialPrice,
      int itemQuantity, float itemReservePrice, float itemBuyNow, int
      duration,
      Integer itemSellerId, Integer itemCategoryId, String links,
      String upc)
      {
      isDirty = true; // the id has to be reloaded from the DB
      }


      /** Persistence is managed by the container and the bean
      becomes up to date */
      public void ejbLoad()
      {
      isDirty = false;
      }


      /** Persistence is managed by the container and the bean
      becomes up to date */
      public void ejbStore()
      {
      isDirty = false;
      }


      /** This method is empty because persistence is managed by the
      container */
      public void ejbActivate(){}
      /** This method is empty because persistence is managed by the
      container */
      public void ejbPassivate(){}
      /** This method is empty because persistence is managed by the
      container */
      public void ejbRemove() throws RemoveException {}


      /**
      * Sets the associated entity context. The container invokes this
      method
      * on an instance after the instance has been created.
      *
      * This method is called in an unspecified transaction context.
      *
      * @param context An EntityContext interface for the instance. The
      instance should
      * store the reference to the context in an instance
      variable.
      * @exception EJBException Thrown by the method to indicate a
      failure
      * caused by a system-level error.
      */
      public void setEntityContext(EntityContext context)
      {
      entityContext = context;
      }


      /**
      * Unsets the associated entity context. The container calls this
      method
      * before removing the instance. This is the last method that the
      container
      * invokes on the instance. The Java garbage collector will
      eventually invoke
      * the finalize() method on the instance.
      *
      * This method is called in an unspecified transaction context.
      *
      * @exception EJBException Thrown by the method to indicate a
      failure
      * caused by a system-level error.
      */
      public void unsetEntityContext()
      {
      entityContext = null;
      }


      /**
      * Returns true if the beans has been modified.
      * It prevents the EJB server from reloading a bean
      * that has not been modified.
      *
      * @return a boolean value
      */
      public boolean isModified()
      {
      return isDirty;
      }


      /**
      * Display item information as an HTML table row
      *
      * @return a String containing HTML code
      * @since 1.0
      */
      public String printItem()
      {
      return "<a
      href=\""+BeanConfig.context+"/servlet/ViewItem?itemId="+getId()+"\">"+getName()+
      ""+getMaxBid()+
      ""+getNbOfBids()+
      ""+getEndDate()+
      "<a
      href=\""+BeanConfig.context+"/servlet/PutBidAuth?itemId="+getId()+"\"><IMG
      SRC=\""+BeanConfig.context+"/bid_now.jpg\" height=22 width=90>\n";
      }


      /**
      * Display item information for the AboutMe servlet
      *
      * @return a String containing HTML code
      * @since 1.0
      */
      public String printUserBoughtItem(int qty)
      {
      return "<a
      href=\""+BeanConfig.context+"/servlet/ViewItem?itemId="+getId()+"\">"+getName()+"\n"+
      ""+qty+"\n"+""+getBuyNow()+"\n"+
      "<a
      href=\""+BeanConfig.context+"/servlet/ViewUserInfo?userId="+getSellerId()+"\">"+getSellerNickname()+"\n";
      }


      /**
      * Display item information for the AboutMe servlet
      *
      * @return a String containing HTML code (Warning last
      link must be completed by servlet)
      * @since 1.0
      */
      public String printItemUserHasBidOn(float bidMaxBid)
      {
      return "<a
      href=\""+BeanConfig.context+"/servlet/ViewItem?itemId="+getId()+"\">"+getName()+


      ""+getInitialPrice()+""+getMaxBid()+""+bidMaxBid+""+getQuantity()+""+getStartDate()+""+getEndDate()+
      "<a
      href=\""+BeanConfig.context+"/servlet/ViewUserInfo?userId="+getSellerId()+"\">"+getSellerNickname()+
      "<a
      href=\""+BeanConfig.context+"/servlet/PutBid?itemId="+getId();
      }


      /**
      * Display item information as an HTML table row
      *
      * @return a String containing HTML code
      * @since 1.0
      */
      public String printSell()
      {
      return "<a
      href=\""+BeanConfig.context+"/servlet/ViewItem?itemId="+getId()+"\">"+getName()+


      ""+getInitialPrice()+""+getMaxBid()+""+getQuantity()+""+getReservePrice()+""+getBuyNow()+""+getStartDate()+""+getEndDate()+"\n";
      }


      /**
      * Display item information for the AboutMe servlet
      *
      * @return a String containing HTML code
      * @since 1.0
      */
      public String printUserWonItem()
      {
      return "<a
      href=\""+BeanConfig.context+"/servlet/ViewItem?itemId="+getId()+"\">"+getName()+"\n"+
      ""+getMaxBid()+"\n"+
      "<a
      href=\""+BeanConfig.context+"/servlet/ViewUserInfo?userId="+getSellerId()+"\">"+getSellerNickname()+"\n";
      }


      /**
      * Display item information for the Buy Now servlet
      *
      * @return a String containing HTML code
      * @since 1.0
      */
      public String printItemDescriptionToBuyNow(int userId)
      {
      String result =
      "\n"+"Quantity"+getQuantity()+"\n"+
      "Seller<a
      href=\""+BeanConfig.context+"/servlet/ViewUserInfo?userId="+getSellerId()+"\">"+
      getSellerNickname()+" (<a
      href=\""+BeanConfig.context+"/servlet/PutCommentAuth?to="+getSellerId()+"&itemId="+getId()+"\">Leave
      a comment on this user)\n"+


      "Started"+getStartDate()+"\n"+"Ends"+getEndDate()+"\n"+
      ""+
      "<TABLE width=\"100%\" bgcolor=\"#CCCCFF\">\n"+
      "<TD align=\"center\" width=\"100%\"><FONT size=\"4\"
      color=\"#000000\">Item description\n"+
      "\n"+getDescription()+"\n"+
      "<TABLE width=\"100%\" bgcolor=\"#CCCCFF\">\n"+
      "<TD align=\"center\" width=\"100%\"><FONT size=\"4\"
      color=\"#000000\">Buy Now\n"+
      "\n"+
      "<form action=\""+BeanConfig.context+"/servlet/StoreBuyNow\"
      method=POST>\n"+
      "<input type=hidden name=userId value="+userId+">\n"+
      "<input type=hidden name=itemId value="+getId()+">\n"+
      "<input type=hidden name=maxQty value="+getQuantity()+">\n";
      if (getQuantity() > 1)
      result = result + "Quantity:\n"+
      "<input type=text size=5
      name=qty>\n";
      else
      result = result + "<input type=hidden name=qty value=1>\n";
      result = result + "<input type=submit value=\"Buy
      now!\">\n";
      return result;
      }


      }


      and keep getting this error from JBOSS

      2005-09-15 13:37:36,899 WARN [org.jboss.ejb.EJBDeployer.verifier] EJB
      spec violation:
      Bean : Item
      Section: 10.6.2
      Warning: The entity bean class must define a set accessor for each CMP
      field.
      Info : Field: links


      2005-09-15 13:37:36,899 WARN [org.jboss.ejb.EJBDeployer.verifier] EJB
      spec violation:
      Bean : Item
      Section: 10.6.2
      Warning: The entity bean class must define a set accessor for each CMP
      field.
      Info : Field: upc


      any help will be awsome.


      Thanks.