com.bea.ldi.server
Class QueryBean

java.lang.Object
  |
  +--com.bea.ldi.server.QueryBean

public class QueryBean

extends java.lang.Object

implements javax.ejb.SessionBean

QueryBean is a stateless Session Bean.

See Also:

Serialized Form

Constructor Summary

QueryBean()

Method Summary

void	ejbActivate() This method is required by the EJB Specification.
void	ejbCreate() This method corresponds to the create method in the home interface "QueryHome.java".
void	ejbPassivate() This method is required by the EJB Specification.
void	ejbRemove() This method is required by the EJB Specification.
QueryResult	execute(java.lang.String queryString) Executes a query and returns the result.
QueryResult	execute(java.lang.String queryString, QueryParameters queryParameters) Executes a query and returns the result.
QueryResult	execute(java.lang.String queryString, QueryParameters queryParameters, QueryAttributes queryAttributes) Executes a query and returns the result.
QueryResult	executeStored(java.lang.String queryName) Executes a stored query and returns the result.
QueryResult	executeStored(java.lang.String queryName, QueryParameters queryParameters) Executes a stored query and returns the result.
QueryResult	executeStored(java.lang.String queryName, QueryParameters queryParameters, QueryAttributes queryAttributes) Executes a stored query and returns the result.
void	setSessionContext(javax.ejb.SessionContext ctx) Sets the session context.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

QueryBean

public QueryBean()

Method Detail

ejbCreate

public void ejbCreate()
               throws javax.ejb.CreateException

This method corresponds to the create method in the home interface "QueryHome.java". The parameter sets of the two methods are identical. When the client calls QueryHome.create(), the container allocates an instance of the EJBean and calls ejbCreate().

Throws:

javax.ejb.CreateException -

ejbRemove

public void ejbRemove()

This method is required by the EJB Specification.

Specified by:

ejbRemove in interface javax.ejb.SessionBean

ejbActivate

public void ejbActivate()
                 throws java.rmi.RemoteException

This method is required by the EJB Specification.

Specified by:

ejbActivate in interface javax.ejb.SessionBean

ejbPassivate

public void ejbPassivate()

This method is required by the EJB Specification.

Specified by:

ejbPassivate in interface javax.ejb.SessionBean

setSessionContext

public void setSessionContext(javax.ejb.SessionContext ctx)

Sets the session context.

Specified by:

setSessionContext in interface javax.ejb.SessionBean

Parameters:

ctx - SessionContext Context for session

execute

public QueryResult execute(java.lang.String queryString)
                    throws java.rmi.RemoteException

Executes a query and returns the result.

Parameters:

queryString - The String representation of the query.

Returns:

The query result.

Throws:

A - RemoteException encapsulating any problems that occured during query execution.

execute

public QueryResult execute(java.lang.String queryString,
                           QueryParameters queryParameters)
                    throws java.rmi.RemoteException

Executes a query and returns the result.

Parameters:

queryString - The String representation of the query.

queryParameters - The query parameters.

Returns:

The query result.

Throws:

A - RemoteException encapsulating any problems that occured during query execution.

execute

public QueryResult execute(java.lang.String queryString,
                           QueryParameters queryParameters,
                           QueryAttributes queryAttributes)
                    throws java.rmi.RemoteException

Executes a query and returns the result.

Parameters:

queryString - The String representation of the query.

queryParameters - The query parameters.

queryAttributes - The query attributes.

Returns:

The query result.

Throws:

A - RemoteException encapsulating any problems that occured during query execution.

executeStored

public QueryResult executeStored(java.lang.String queryName)
                          throws java.rmi.RemoteException

Executes a stored query and returns the result.

Parameters:

queryName - The name of the stored query.

Returns:

The query result.

Throws:

A - RemoteException encapsulating any problems that occured during query execution.

executeStored

public QueryResult executeStored(java.lang.String queryName,
                                 QueryParameters queryParameters)
                          throws java.rmi.RemoteException

Executes a stored query and returns the result.

Parameters:

queryName - The name of the stored query.

queryParameters - The query parameters.

Returns:

The query result.

Throws:

A - RemoteException encapsulating any problems that occured during query execution.

executeStored

public QueryResult executeStored(java.lang.String queryName,
                                 QueryParameters queryParameters,
                                 QueryAttributes queryAttributes)
                          throws java.rmi.RemoteException

Executes a stored query and returns the result.

Parameters:

queryName - The name of the stored query.

queryParameters - The query parameters.

queryAttributes - The query attributes.

Returns:

The query result.

Throws:

A - RemoteException encapsulating any problems that occured during query execution.