olg.csv.bean.loader
Class CellProcessorLoader<B>

java.lang.Object
  olg.csv.bean.loader.CellProcessorLoader<B>

Type Parameters:

B - the entity type the cellProcessor deals with.

Direct Known Subclasses:

CellProcessorLoader.RowBeanPropertyFormatterLoader

public class CellProcessorLoader<B>
extends Object

Class dedicated to load List of ColumnFormatter from an XML file.

See Also:

CellProcessor

Nested Class Summary

protected static class

CellProcessorLoader.RowBeanPropertyFormatterLoader<B> PropertyFormatterLoader adaptation in order to manage with beanRowType elements.

Field Summary

protected static String	ATTR_CLASS class attribute name.
protected static String	ATTR_NAME column name attribute name.
protected static String	ATTR_RANG rang atribute name.
protected static String	EL_COLUMN Column node name.
protected static String	EL_FILTER Filter node name.
protected static String	EL_FORMATTER Formatter node name.
protected static String	EL_PROPERTIES Properties node name.
protected static String	EL_PROPERTY Property node name.

Constructor Summary

CellProcessorLoader()

Method Summary

protected <E> List<CellProcessor<B>>	extractColumnType(Element element, Class<E> beanClass) Identifies from an XML Element a CellProcessor list.
private static PropertyFormatter	extractConcateReadPropertyType(Element element, Class<?> beanClass) Returns a PropertyFormatter which assembles severals properties of the given bean as a string.
private static PropertyFormatter	extractReadPropertyType(Element element, Class<?> classBean) Returns PropertyFormatter from the given XML element.
protected <E> List<CellProcessor<B>>	load(Element element, String xmlListNodeName, Class<E> beanClass) load a CellProcessor list from an xml node.
List<CellProcessor<B>>	load(File file) Returns the ColumnFormatter list described in the given XML file.

Methods inherited from class java.lang.Object

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

Field Detail

ATTR_NAME

protected static final String ATTR_NAME

column name attribute name.

See Also:

Constant Field Values

ATTR_CLASS

protected static final String ATTR_CLASS

class attribute name.

See Also:

Constant Field Values

ATTR_RANG

protected static final String ATTR_RANG

rang atribute name.

See Also:

Constant Field Values

EL_COLUMN

protected static final String EL_COLUMN

Column node name.

See Also:

Constant Field Values

EL_FORMATTER

protected static final String EL_FORMATTER

Formatter node name.

See Also:

Constant Field Values

EL_FILTER

protected static final String EL_FILTER

Filter node name.

See Also:

Constant Field Values

EL_PROPERTY

protected static final String EL_PROPERTY

Property node name.

See Also:

Constant Field Values

EL_PROPERTIES

protected static final String EL_PROPERTIES

Properties node name.

See Also:

Constant Field Values

Constructor Detail

CellProcessorLoader

public CellProcessorLoader()

Method Detail

load

public List<CellProcessor<B>> load(File file)
                            throws LoadException

Returns the ColumnFormatter list described in the given XML file.

XML root of the given file must be one of the followings :

• bean-writer conform to BeanWriterType
• row-bean and conform to RowBeanType.

Parameters:

file - the XML File.

Returns:

a new ColumnFormatter list

Throws:

LoadException - if an error occurs during loading

See Also:

CellProcessor

load

protected <E> List<CellProcessor<B>> load(Element element,
                                          String xmlListNodeName,
                                          Class<E> beanClass)
                               throws ClassNotFoundException,
                                      LoadException,
                                      XPathExpressionException

load a CellProcessor list from an xml node.

Type Parameters:

E - the type on which identify the properties target of the cell processors.

Parameters:

element - xml element conformed to XML Schema bean-writerType or beanRowType specification.

xmlListNodeName - node name identifying columnFormatter description as expectected in the XML schema type of the given element

beanClass - the bean class from which identify the properties targeted by the cell processors.. May be the B class or the class of a B property.

Returns:

a new ColumnFormatter list

Throws:

ClassNotFoundException - if class not found when an attribute ("class") is identified as a class

LoadException - if an error occurs during loading

XPathExpressionException - on invalid XPathExpression

extractColumnType

protected <E> List<CellProcessor<B>> extractColumnType(Element element,
                                                       Class<E> beanClass)
                                            throws LoadException,
                                                   XPathExpressionException,
                                                   ClassNotFoundException

Identifies from an XML Element a CellProcessor list.

Type Parameters:

E - the type on which identify the properties target of the cell processors.

Parameters:

element - the XML Element (ColumnType Element)

beanClass - the bean class from which identify the properties targeted by the cell processors. May be the B class or the class of a B property.

Returns:

a list

Throws:

XPathExpressionException - on invalid XPathExpression

LoadException - if an error occurs during loading

XPathExpressionException - on invalid XPathExpression

ClassNotFoundException - if class not found when an attribute ("class") is identified as a class

extractConcateReadPropertyType

private static PropertyFormatter extractConcateReadPropertyType(Element element,
                                                                Class<?> beanClass)
                                                         throws LoadException,
                                                                XPathExpressionException,
                                                                ClassNotFoundException

Returns a PropertyFormatter which assembles severals properties of the given bean as a string.

Parameters:

element - XML node supposed to be conformed to ConcateReadPropertyType xsd declaration

beanClass - class of the bean which has the propeties the propertyFormatter assembles.

Returns:

the property formatter loaded from the XML node.

Throws:

LoadException - if an error occurs during loading

XPathExpressionException - on invalid XPathExpression

ClassNotFoundException - if class not found when an attribute ("class") is identified as a class

extractReadPropertyType

private static PropertyFormatter extractReadPropertyType(Element element,
                                                         Class<?> classBean)
                                                  throws LoadException,
                                                         XPathExpressionException,
                                                         ClassNotFoundException

Returns PropertyFormatter from the given XML element.

Parameters:

element - corresponding to ReadPropertyType xsd declaration

classBean - bean parent class the bean class from which the returned propertyFormatter must format a property as a string

Returns:

the property formatter loaded from the xml node.

Throws:

LoadException - if an error occurs during loading

XPathExpressionException - on invalid XPathExpression

ClassNotFoundException - if class not found when an attribute ("class") is identified as a class