account.ejb

J2EE的一个开发实例

package music.ejb.db;

import javax.ejb.*;
import weblogic.ejb.*;

import music.shared.*;

/**
 * @ejbgen:entity default-transaction="Required" prim-key-class="java.lang.String"
 *   ejb-name = "Account"
 *   data-source-name="jdbc/MusicDataSource"
 *   table-name = "account"
 *   abstract-schema-name = "Account"
 *
 * @ejbgen:jndi-name
 *   local="ejb/Account"
 *
 * @ejbgen:file-generation local-class = "True" local-class-name = "AccountLocal" local-home = "True" local-home-name="AccountLocalHome" remote-class = "False" remote-home = "False"  remote-home-name = "AccountRemoteHome" remote-class-name = "AccountRemote" value-class = "False" value-class-name = "AccountValue" pk-class = "True"
 *
 */
abstract public class Account
  extends GenericEntityBean
  implements EntityBean
{
    /**
     * @ejbgen:cmp-field read-only-in-value-object="true" primkey-field="true" column="Username"
     * @ejbgen:local-method
     */
    public abstract String getUsername();

    /**
     */
    public abstract void setUsername(String arg);

    /**
     * @ejbgen:cmp-field column="Password"
     * @ejbgen:local-method
     */
    public abstract String getPassword();

    /**
     * @ejbgen:local-method
     */
    public abstract void setPassword(String arg);

    /**
     * @ejbgen:cmp-field column="Email"
     * @ejbgen:local-method
     */
    public abstract String getEmail();

    /**
     * @ejbgen:local-method
     */
    public abstract void setEmail(String arg);

    /**
     * @ejbgen:local-method
     */
    public AccountVO copy()
    {
        return new AccountVO(
            getUsername(), getPassword(),
            getEmail(), getRole()
        );
    }

    /**
     * @ejbgen:cmp-field column="Role"
     * @ejbgen:local-method
     */
    public abstract String getRole();

    /**
     * @ejbgen:local-method
     */
    public abstract void setRole(String arg);

    public java.lang.String ejbCreate(java.lang.String Username, java.lang.String Password, java.lang.String Email)
    {
        setUsername(Username);
        setPassword(Password);
        setEmail(Email);

        return null; // FIXME return PK value 
    }

    public void ejbPostCreate(java.lang.String Username, java.lang.String Password, java.lang.String Email)
    {
    }

    /**
     * @ejbgen:local-method
     */
    public boolean isAdmin()
    {
        return "admin".equals(getRole());
    }
}