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## Class examples.ejb.basic.statelessSession.TraderBean

    examples.ejb.basic.statelessSession.TraderBean

public class TraderBean

TraderBean is a stateless Session Bean. This bean illustrates:

- No persistence of state between calls to the Session Bean
- Looking up values from the Environment

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TraderBean()

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buy(String, int)
  Buys shares of a stock for a named customer.
ejbActivate()
  This method is required by the EJB Specification, but is not used by this example.
ejbCreate()
  This method corresponds to the create method in the home interface "TraderHome.java".
ejbPassivate()
  This method is required by the EJB Specification, but is not used by this example.
ejbRemove()
  This method is required by the EJB Specification, but is not used by this example.
sell(String, int)
  Sells shares of a stock for a named customer.
setSessionContext(SessionContext)
  Sets the session context.

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TraderBean

    public TraderBean()

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ejbActivate

    public void ejbActivate()

This method is required by the EJB Specification, but is not used by this example.

ejbRemove

    public void ejbRemove()

This method is required by the EJB Specification, but is not used by this example.

ejbPassivate

    public void ejbPassivate()

This method is required by the EJB Specification, but is not used by this example.

setSessionContext

    public void setSessionContext(javax.ejb.SessionContext ctx)

Sets the session context.
  Parameters:
    `ctx` - SessionContext Context for session

ejbCreate

    public void ejbCreate() throws javax.ejb.CreateException

This method corresponds to the create method in the home interface "TraderHome.java". The parameter sets of the two methods are identical. When the client calls `TraderHome.create()`, the container allocates an instance of the EJBean and calls `ejbCreate()`.
  Throws:
    javax.ejb.CreateException - if there is a communications or systems failure
  See Also:
    Trader

buy

    public TradeResult buy(java.lang.String stockSymbol,
                           int shares)

Buys shares of a stock for a named customer.
  Parameters:
    `customerName` - String Customer name
    `stockSymbol` - String Stock symbol
    `shares` - int Number of shares to buy
  Returns:
    TradeResult Trade Result if there is an error while buying the shares

sell

    public TradeResult sell(java.lang.String stockSymbol,
                            int shares)

Sells shares of a stock for a named customer.
  Parameters:
    `customerName` - String Customer name
    `stockSymbol` - String Stock symbol
    `shares` - int Number of shares to buy
  Returns:
    TradeResult Trade Result if there is an error while selling the shares

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