Enterprise JavaBeans, Second Edition
By Richard Monson-Haefel


Following are the changes made in the 12/00 reprint.


Here's the key to the markup:

        [page-number]: serious technical mistake
        {page-number}: minor technical mistake
        <page-number>: important language/formatting problem
        (page-number): language change or minor formatting problem
        ?page-number?: reader question or request for clarification


[100]  The following code:

\dev % jar cf cabin.jar com/titan/cabin/*.class META-INF/ejb-jar.xml

F:\..\dev>jar cf cabin.jar com\titan\cabin\*.class META-INF\ejb-jar.xml

has been changed to:

\dev % jar cf cabin.jar com/titan/cabin/*.class
com/titan/cabin/META-INF/ejb-jar.xml

F:\..\dev>jar cf cabin.jar com\titan\cabin\*.class
com\titan\cabin\META-INF\ejb-jar.xml


[114]  The following code:

import java.util.Properties;
import java.util.Vector;

has been changed to:

import java.util.Properties;
import java.util.Vector;
import javax.ejb.EJBException;


[114]  The following code:

CabinPK pk = new CabinPK();
Cabin cabin;
for (int i = 1; ; i++) {
      pk.id = i;

has been changed to:

Cabin cabin;
for (int i = 1; ; i++) {
      CabinPK pk = new CabinPK();
      pk.id = i;


[124]  The following code:

import com.titan.cabin.CabinHome;
import com.titan.cabin.Cabin;
import com.titan.cabin.CabinPK;

has been changed to:

import com.titan.travelagent.TravelAgent;
import com.titan.travelagent.TravelAgentHome;


[124]  The following code:

static public Context getInitialContext() throws Exception {

has been changed to:

public static Context getInitialContext() throws Exception {


[128] In the last paragraph:

two remote interfaces

has been changed to:

a home interface and a remote interface

also, the following sentence:

Of these types, the remote interfaces....

has been changed to:

Of these types, the remote and home interfaces....


[168]  The following code:

public ShipPK ejbCreate(int id, String name) {
         this.id = id;
         this.name = name;
         capacity = 0;
         tonnage = 0;
}

has been changed to:

public ShipPK ejbCreate(int id, String name) {
         this.id = id;
         this.name = name;
         capacity = 0;
         tonnage = 0;
         return null;
}


[198] The following text in paragraph four:

Its return type has been changed from void to the Ship bean's primary key, 
ShipPK.

has been changed to:

Its return value has been changed from null to an instance of the ShipPK 
primary key.


[205] The following text in paragraph four:

"Both find methods in the ShipBean class methods throw a FinderException "

has been changed to:

"Both find methods in the ShipBean class methods throw an EJBException "


[212] In paragraph five:

EJBContext.getPrimary()

has been changed to:

EntityContext.getPrimaryKey( )


(437)  In the last line of the first column on the left, the Enhydra web
address has been changed to: www.enhydra.org.


[443]  In the first code listing:

InitialContext initCxt = InitialContext();
Context defaultCxt = (Context)initCxt.lookup("java:comp/env");
Double limit = (Double)
    defaultCxt.lookup("java:comp/env/withdraw_limit");

has been changed to:

InitialContext initCxt = new InitialContext();
Context defaultCxt = (Context)initCxt.lookup("java:comp/env/");
Double limit = (Double)
    defaultCxt.lookup("withdraw_limit");