net.sf.jasperreports.jsf.engine.converters
Class DatabaseSourceConverter

java.lang.Object
  net.sf.jasperreports.jsf.engine.converters.SourceConverterBase
      net.sf.jasperreports.jsf.engine.converters.DatabaseSourceConverter

All Implemented Interfaces:

Serializable, SourceConverter

Direct Known Subclasses:

JdbcSourceConverter, JndiSourceConverter

public abstract class DatabaseSourceConverter
extends SourceConverterBase

Base converter class for source converters which can obtain a JDBC connection from the value to be converted.

Author:

A. Alonso Dominguez

See Also:

Serialized Form

Field Summary

Fields inherited from class net.sf.jasperreports.jsf.engine.converters.SourceConverterBase

NULL_SOURCE

Constructor Summary

DatabaseSourceConverter()

Method Summary

protected Source	createSource(javax.faces.context.FacesContext context, javax.faces.component.UIComponent component, Object value)
protected ResultSet	executeQuery(javax.faces.context.FacesContext context, javax.faces.component.UIComponent component, Connection conn, String query) Execute query.
protected abstract Connection	getConnection(javax.faces.context.FacesContext context, javax.faces.component.UIComponent component)

Methods inherited from class net.sf.jasperreports.jsf.engine.converters.SourceConverterBase

convertFromSource, convertFromValue

Methods inherited from class java.lang.Object

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

Constructor Detail

DatabaseSourceConverter

public DatabaseSourceConverter()

Method Detail

createSource

protected Source createSource(javax.faces.context.FacesContext context,
                              javax.faces.component.UIComponent component,
                              Object value)
                       throws SourceException

Overrides:

createSource in class SourceConverterBase

Throws:

SourceException

getConnection

protected abstract Connection getConnection(javax.faces.context.FacesContext context,
                                            javax.faces.component.UIComponent component)
                                     throws SourceException

Throws:

SourceException

executeQuery

protected ResultSet executeQuery(javax.faces.context.FacesContext context,
                                 javax.faces.component.UIComponent component,
                                 Connection conn,
                                 String query)
                          throws SourceException

Execute query.

Parameters:

conn - the conn

Returns:

the result set

Throws:

ReportSourceException - if some error happens when executing the sql statement

SourceException