transactionbean.java

Jboss s J2EE Sample

/*
 * JBoss, the OpenSource J2EE webOS
 *
 * Distributable under LGPL license.
 * See terms of license at gnu.org.
 */
package transaction.entity;

import java.util.Date;

import javax.naming.InitialContext;

import transaction.interfaces.Account;
import transaction.interfaces.TransactionData;
import transaction.interfaces.TransactionPK;

/**
 * The Entity bean represents a bank transaction
 *
 * @author Andreas Schaefer
 * @version $Revision: 1.1 $
 *
 * @ejb:bean name="bank/Transaction"
 *           display-name="Bank Transaction Entity"
 *           type="CMP"
 *           view-type="remote"
 *           jndi-name="ejb/bank/Transaction"
 *           schema="Transaction"
 *
 * @ejb:interface extends="javax.ejb.EJBObject"
 *
 * @ejb:home extends="javax.ejb.EJBHome"
 *
 * @ejb:pk extends="java.lang.Object"
 *
 * @ejb:transaction type="Required"
 *
 * @ejb:data-object extends="java.lang.Object"
 *
 * @ejb:finder signature="java.util.Collection findAll()"
 *             query="SELECT OBJECT(o) FROM Transaction AS o"
 *
 * @ejb:finder signature="java.util.Collection findByAccount( java.lang.String pAccountId )"
 *             query="SELECT OBJECT(o) FROM Transaction AS o WHERE o.acountId = ?1"
 *
 * @jboss:finder-query name="findByAccount"
 *                     query="Account_Id = {0}"
 *                     order="Date"
 *
 * @jboss:table-name table-name="New_Transaction"
 *
 * @jboss:create-table create="true"
 *
 * @jboss:remove-table remove="true"
 */
public abstract class TransactionBean
   extends EntitySupport
{
   // Constants -----------------------------------------------------
    
   // Attributes ----------------------------------------------------
   
   // Static --------------------------------------------------------
   
   private static int sId = 0;
   
   // Constructors --------------------------------------------------
   
   // Public --------------------------------------------------------
   
   /**
    * @ejb:persistent-field
    * @ejb:pk-field
    *
    * @jboss:column-name name="Id"
    **/
   abstract public String getId();
   
   abstract public void setId( String pId );
   
   /**
    * @ejb:persistent-field
    *
    * @jboss:column-name name="Account_Id"
    **/
   abstract public String getAcountId();
   
   abstract public void setAcountId( String pAcountId );
   
   /**
    * @ejb:persistent-field
    *
    * @jboss:column-name name="Type"
    **/
   abstract public int getType();
   
   abstract public void setType( int pType );
   
   /**
    * @ejb:persistent-field
    *
    * @jboss:column-name name="Amount"
    **/
   abstract public float getAmount();
   
   abstract public void setAmount( float pAmount );
   
   /**
    * @ejb:persistent-field
    *
    * @jboss:column-name name="Date"
    **/
   abstract public Date getDate();
   
   abstract public void setDate( Date pDate );
   
   /**
    * @ejb:persistent-field
    *
    * @jboss:column-name name="Description"
    **/
   abstract public String getDescription();
   
   abstract public void setDescription( String pDescription );
   
   /**
    * @ejb:interface-method view-type="remote"
    **/
   abstract public TransactionData getData();
   
   abstract public void setData( TransactionData pDate );
   
   // EntityHome implementation -------------------------------------
   
   /**
    * @ejb:create-method view-type="remote"
    **/
   public TransactionPK ejbCreate( String pAccountId, int pType, float pAmount, String pDescription ) {
      setId( "Tx: " + ( sId++ ) );
      setAcountId( pAccountId );
      setType( pType );
      setAmount( pAmount );
      setDescription( pDescription );
      setDate( new Date() );
      
      return null;
   }
   
   public void ejbPostCreate( String pAccountId, int pType, float pAmount, String pDescription ) 
   { 
   }
   
   /**
    * @ejb:create-method view-type="remote"
    **/
   public TransactionPK ejbCreate( TransactionData pData ) {
      setId( "Tx: " + ( sId++ ) );
      pData.setDate( new Date() );
      setData( pData );
      
      return null;
   }
   
   public void ejbPostCreate( TransactionData pData ) 
   { 
   }
}