org.dellroad.stuff.vaadin7

Class ProvidesPropertyScanner<T>

java.lang.Object

org.dellroad.stuff.vaadin7.ProvidesPropertyScanner<T>

Type Parameters:

T - Java class to be introspected

public class ProvidesPropertyScanner<T>
extends Object

Scans a Java class hierarchy for @ProvidesProperty and @ProvidesPropertySort annotated getter methods and creates a corresponding set of PropertyDef property definitions and a SortingPropertyExtractor that will extract the properties from instances of the given class and sort them accordingly.

See Also:

@ProvidesProperty, @ProvidesPropertySort

Constructor Summary

Constructors

Constructor and Description
ProvidesPropertyScanner(Class<T> type) Constructor.

Method Summary

Modifier and Type	Method and Description
List<PropertyDef<?>>	getPropertyDefs() Get the list of PropertyDefs generated from the annotated methods.
SortingPropertyExtractor<T>	getPropertyExtractor() Get the PropertyExtractor that extracts Vaadin Property values from instances of the annotated class when given one of the PropertyDefs returned by getPropertyDefs().

Methods inherited from class java.lang.Object

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

Constructor Detail

ProvidesPropertyScanner

public ProvidesPropertyScanner(Class<T> type)

Constructor.

Parameters:

type - Java class to be introspected

Throws:

IllegalArgumentException - if type is null

IllegalArgumentException - if an annotated method with no property name specified has a name which cannot be interpreted as a bean property "getter" method

IllegalArgumentException - if type has two @ProvidesProperty-annotated fields or methods with the same property name

Method Detail

getPropertyDefs

public List<PropertyDef<?>> getPropertyDefs()

Get the list of PropertyDefs generated from the annotated methods.

All of the properties in the returned list can be extracted from instances of this reader's configured class by the PropertyExtractor returned by getPropertyExtractor().

Returns:

unmodifiable list of properties

See Also:

getPropertyExtractor()

getPropertyExtractor

public SortingPropertyExtractor<T> getPropertyExtractor()

Get the PropertyExtractor that extracts Vaadin Property values from instances of the annotated class when given one of the PropertyDefs returned by getPropertyDefs().

Returns:

associated property extractor

See Also:

getPropertyDefs()