uk.ac.ed.epcc.safe.accounting.properties

Class SetPropertyFinder

java.lang.Object

uk.ac.ed.epcc.safe.accounting.properties.SetPropertyFinder

All Implemented Interfaces:

PropertyFinder

public class SetPropertyFinder
extends java.lang.Object
implements PropertyFinder

A PropertyFinder that represents an arbitrary set of properties.

Author:

spb

Constructor Summary

Constructors

Constructor and Description
SetPropertyFinder()
SetPropertyFinder(java.util.Set<PropertyTag> values)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(PropertyTag tag)
PropertyFinder	copy() return a new PropertyFinder that represents a copy of the current state of this object.
<T> PropertyTag<? extends T>	find(java.lang.Class<T> clazz, java.lang.String name) Locate a registered property by name and class of result.
PropertyTag<?>	find(java.lang.String name) Locate a registered property by name.
PropertyTag<?>	find(TagFilter fil, java.lang.String name) Locate a registered property by name and additional filter.
java.util.Set<PropertyTag>	getProperties() Get all properties That could be found using this object
<T> java.util.Set<PropertyTag<? extends T>>	getProperties(java.lang.Class<T> clazz) Get all properties where the property can be assigned to class T
boolean	hasProperty(PropertyTag t) is the specified property in the set of properties that can be found by this object.
PropertyTag<?>	make(java.lang.String name) Locate a registered property by name.

Methods inherited from class java.lang.Object

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

Constructor Detail

SetPropertyFinder

public SetPropertyFinder()

SetPropertyFinder

public SetPropertyFinder(java.util.Set<PropertyTag> values)

Method Detail

add

public void add(PropertyTag tag)

make

public PropertyTag<?> make(java.lang.String name)
                    throws InvalidPropertyException

Description copied from interface: PropertyFinder

Locate a registered property by name. The property is required to exist and an InvalidPropertyException will be thrown if it does not. Note that this is only able to find a property once the class where the property is defined has been loaded

Specified by:

make in interface PropertyFinder

Throws:

InvalidPropertyException

Returns:

PropertyTag

find

public PropertyTag<?> find(java.lang.String name)

Description copied from interface: PropertyFinder

Locate a registered property by name. Note that this is only able to find a property once the class where the property is defined has been loaded

Specified by:

find in interface PropertyFinder

Returns:

PropertyTag or null

find

public <T> PropertyTag<? extends T> find(java.lang.Class<T> clazz,
                                java.lang.String name)

Description copied from interface: PropertyFinder

Locate a registered property by name and class of result. This method will only return a PropertyTag if its property can be assigned to class T This is primarily intended to distinguish between tags with the same unqualified name.

Specified by:

find in interface PropertyFinder

Type Parameters:

T - Target class

Parameters:

clazz - Class object for target

name - String name of property

Returns:

PropertyTag or null

find

public PropertyTag<?> find(TagFilter fil,
                  java.lang.String name)

Description copied from interface: PropertyFinder

Locate a registered property by name and additional filter. This method will only return a PropertyTag if the TagFilter accepts the result.

Specified by:

find in interface PropertyFinder

Returns:

ProeprtyTag or null

getProperties

public java.util.Set<PropertyTag> getProperties()

Description copied from interface: PropertyFinder

Get all properties That could be found using this object

Specified by:

getProperties in interface PropertyFinder

Returns:

Set of PropertyTag

hasProperty

public boolean hasProperty(PropertyTag t)

Description copied from interface: PropertyFinder

is the specified property in the set of properties that can be found by this object.

Specified by:

hasProperty in interface PropertyFinder

Returns:

boolean

getProperties

public <T> java.util.Set<PropertyTag<? extends T>> getProperties(java.lang.Class<T> clazz)

Description copied from interface: PropertyFinder

Get all properties where the property can be assigned to class T

Specified by:

getProperties in interface PropertyFinder

Returns:

Set of PropertyTag

copy

public PropertyFinder copy()

Description copied from interface: PropertyFinder

return a new PropertyFinder that represents a copy of the current state of this object.

Specified by:

copy in interface PropertyFinder

Returns:

PropertyFinder