myejbwebbean.java

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package myejb.maxuan.ejb;
import javax.ejb.*;
import java.util.*;
import java.sql.*;
import java.sql.Date;
import java.io.InputStream;
import java.io.OutputStream;
import myejb.maxuan.ejb.model.*;
public class MyejbWebBean implements SessionBean {
SessionContext sessionContext;
public void ejbCreate() throws CreateException {
/**@todo Complete this method*/
}
public void ejbRemove() {
/**@todo Complete this method*/
}
public void ejbActivate() {
/**@todo Complete this method*/
}
public void ejbPassivate() {
/**@todo Complete this method*/
}
public void setSessionContext(SessionContext sessionContext) {
this.sessionContext = sessionContext;
}
public ArrayList getDlList(){
ArrayList dlList=new ArrayList();
try {
javax.naming.Context context = new javax.naming.InitialContext();
MyejbHome dlHome= (MyejbHome)context.lookup("Myejb");
Collection dlCntl = dlHome.findAll();
Iterator iterator = dlCntl.iterator();
while(iterator.hasNext()){
Myejb myEjb = (Myejb) iterator.next();
MyejbMd dlMd = myEjb.getDlMd();
dlList.add(dlMd);
}
}catch (Exception ex) {
throw new EJBException(ex);
}
return dlList;
}
public MyejbMd getDl(String dlDm){
MyejbMd dlMd=new MyejbMd();
try {
javax.naming.Context context = new javax.naming.InitialContext();
MyejbHome dlHome= (MyejbHome)context.lookup("Myejb");
try{
Myejb myEjb = dlHome.findByPrimaryKey(dlDm);
dlMd = myEjb.getDlMd();
}catch(FinderException fe){
dlMd=null;
}
}catch (Exception ex) {
throw new EJBException(ex);
}
return dlMd;
}
}