Enterprise JavaBeans 3.1, 6th Edition

Source Listing

Following is a full listing of all source code used in this runnable example.

Implementation Resources

BankLocalBusiness.java

package org.jboss.ejb3.examples.ch17.transactions.api; import java.math.BigDecimal; import org.jboss.ejb3.examples.ch17.transactions.entity.Account; /** * Defines the contract for a bank * * @author <a href="mailto:[e-mail]">ALR</a> * @version $Revision: $ */ public interface BankLocalBusiness { //--------------------------------------------------------------------------|| // Constants ---------------------------------------------------------------|| //--------------------------------------------------------------------------|| /** * JNDI Name to which we'll bind */ String JNDI_NAME = "BankLocalBusiness"; //--------------------------------------------------------------------------|| // Contracts ---------------------------------------------------------------|| //--------------------------------------------------------------------------|| /** * Withdraws the specified amount from the account with * the specified ID, returning the new balance. * @param amount * @throws IllegalArgumentException If the amount is not specified, the account * ID is not valid, or the amount to be withdrawn is less than 0 * @throws InsufficientBalanceException If the amount to be withdrawn is greater * than the value of {@link Account#getBalance()}. */ BigDecimal withdraw(long accountId, BigDecimal amount) throws IllegalArgument Exception, InsufficientBalanceException; ...