SPSessionBean.java

package Data;

import javax.ejb.*;
import javax.naming.*; 


/**
 * Created Dec 16, 2002 2:08:21 PM
 * Code generated by the Forte For Java EJB Builder
 * @author mvatkina
 */


public class SPSessionBean implements javax.ejb.SessionBean {
    private javax.ejb.SessionContext context;
    private LocalSuppliersHome suppliersHome = null;
    private LocalPartsHome partsHome = null;
    
    
    /**
     * @see javax.ejb.SessionBean#setSessionContext(javax.ejb.SessionContext)
     */
    public void setSessionContext(javax.ejb.SessionContext aContext) {
        context=aContext;
    }
    
    
    /**
     * @see javax.ejb.SessionBean#ejbActivate()
     */
    public void ejbActivate() {
        
    }
    
    
    /**
     * @see javax.ejb.SessionBean#ejbPassivate()
     */
    public void ejbPassivate() {
        
    }
    
    
    /**
     * @see javax.ejb.SessionBean#ejbRemove()
     */
    public void ejbRemove() {
        
    }
    
    
    /**
     * See section 7.10.3 of the EJB 2.0 specification
     */
    public void ejbCreate() throws CreateException {
        System.out.println("Debug: SPSession ejbCreate");
        try {
            suppliersHome = lookupSuppliers();
            partsHome = lookupParts();
        } catch (NamingException ex) {System.out.println("lookupSuppliers");
            throw new CreateException(ex.getMessage());
        }
    }
    
    private LocalSuppliersHome lookupSuppliers() throws NamingException {
        System.out.println("Debug: SPSession lookupSuppliers");
        Context initial = new InitialContext();
        Object objref = initial.lookup("java:comp/env/ejb/SimpleSuppliers");
        return (LocalSuppliersHome) objref;
    }
    
    private LocalPartsHome lookupParts() throws NamingException {
        System.out.println("Debug: SPSession lookupParts");
        Context initial = new InitialContext();
        Object objref = initial.lookup("java:comp/env/ejb/SimpleParts");
        return (LocalPartsHome) objref;
    }
    
    public int checkAllParts() {
        System.out.println("Debug: SPSessionBean getAllParts");
        java.util.Collection parts = null;
        try {
            parts = partsHome.findAll();
        } catch (Exception ex) {
            ex.printStackTrace();
            throw new EJBException(ex.getMessage());
        }
        return parts.size();
    }
    
    public int checkAllSuppliers() {
        System.out.println("Debug: SPSessionBean getAllSuppliers");
        java.util.Collection suppliers = null;
        try {
            suppliers = suppliersHome.findAll();
        } catch (Exception ex) {
            ex.printStackTrace();
            throw new EJBException(ex.getMessage());
        }
        return suppliers.size();
    }
    
    public void createPartsAndSuppliers() {
       try {
            System.out.println("InsertData");
            java.lang.Integer partid1 = new java.lang.Integer(807);
            java.lang.Integer partid2 = new java.lang.Integer(200);
            java.lang.Integer partid3 = new java.lang.Integer(145);
            java.lang.Integer supplierid1= new java.lang.Integer(103);
            java.lang.Integer supplierid2= new java.lang.Integer(145);
            java.lang.Integer supplierid3= new java.lang.Integer(122);
            
            partsHome.create(partid1,"partname1","red", new java.math.BigDecimal(45), new java.lang.Double(99));
            partsHome.create(partid2,"partname2","blue", new java.math.BigDecimal(37), new java.lang.Double(50));
            partsHome.create(partid3,"partname3","green", new java.math.BigDecimal(222), new java.lang.Double(65));
            suppliersHome.create(partid1,supplierid1,"suppliername1",1,"San Jose");
            suppliersHome.create(partid1,supplierid2,"suppliername2",1,"Oakland");
            suppliersHome.create(partid1,supplierid3,"suppliername3",1,"Menlo Park");
            suppliersHome.create(partid2,supplierid2,"suppliername2",1,"Oakland");
            suppliersHome.create(partid2,supplierid3,"suppliername3",1,"Menlo Park");
            suppliersHome.create(partid3,supplierid2,"suppliername2",1,"Oakland");
        } catch (Exception ex) {
            System.err.println("Caught an exception during createPartsAndSuppliers:");
            ex.printStackTrace();
        }
    }
    
    public void removePart(java.lang.Integer partid) {
        System.out.println("Debug: SPSession removePart");
        try {
            LocalParts parts = partsHome.findByPrimaryKey(partid);
            parts.remove();
        } catch (Exception ex) {
            System.out.println("inside removePart exception");
            ex.printStackTrace();
            throw new EJBException(ex.getMessage());
        }
    }
    
    public void removeSupplier(java.lang.Integer partid, java.lang.Integer supplierid) {
        System.out.println("Debug: SPSession removeSupplier");
        try {
            SuppliersKey key = new SuppliersKey();
            key.partid = partid;
            key.supplierid = supplierid;
            LocalSuppliers supplier = suppliersHome.findByPrimaryKey(key);
            supplier.remove();
        } catch (Exception ex) {
            System.out.println("inside removeSupplier exception");
            ex.printStackTrace();
            throw new EJBException(ex.getMessage());
        }
    }
    
}