wt.inf.container
Class PropertyComparator

java.lang.Object
  wt.inf.container.PropertyComparator

All Implemented Interfaces:

Comparator, Serializable

public final class PropertyComparator

extends Object

implements Comparator, Serializable

A utility class that can be used to compare two instances of a class by comparing the instances values of a Comparable property of the class.

Supported API: false

Extendable: false

See Also:

Comparable, Serialized Form

Field Summary

private static String	CLASSNAME
private PropertyDescriptor	comparableProperty
static String	DEFAULT_PROPERTY_NAME Supported API: false
private static String	RESOURCE

Constructor Summary

PropertyComparator()


Supported API: false

PropertyComparator(Class target_class)


Supported API: false

PropertyComparator(Class target_class, String property_name)


Supported API: false

Method Summary

private void	comparablePropertyValidate(PropertyDescriptor a_ComparableProperty)
int	compare(Object o1, Object o2) Compares the two object's values of the comparableProperty Supported API: false
PropertyDescriptor	getComparableProperty() Gets the value of the attribute: comparableProperty; Comparable must be assignable from the property type.
void	setComparableProperty(Class target_class) Sets the property to the class's "name" property.
void	setComparableProperty(Class target_class, String property_name) Supported API: false
void	setComparableProperty(PropertyDescriptor a_ComparableProperty) Sets the value of the attribute: comparableProperty; Comparable must be assignable from the property type.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Field Detail

RESOURCE

private static final String RESOURCE

See Also:

Constant Field Values

CLASSNAME

private static final String CLASSNAME

DEFAULT_PROPERTY_NAME

public static final String DEFAULT_PROPERTY_NAME

Supported API: false

See Also:

Constant Field Values

comparableProperty

private PropertyDescriptor comparableProperty

Constructor Detail

PropertyComparator

public PropertyComparator()

Supported API: false

PropertyComparator

public PropertyComparator(Class target_class)
                   throws WTException

Supported API: false

Parameters:

target_class -

Throws:

WTException

PropertyComparator

public PropertyComparator(Class target_class,
                          String property_name)
                   throws WTException

Supported API: false

Parameters:

target_class -

property_name -

Throws:

WTException

Method Detail

getComparableProperty

public PropertyDescriptor getComparableProperty()

Gets the value of the attribute: comparableProperty; Comparable must be assignable from the property type.

Supported API: false

Returns:

PropertyDescriptor

setComparableProperty

public void setComparableProperty(PropertyDescriptor a_ComparableProperty)
                           throws WTPropertyVetoException

Sets the value of the attribute: comparableProperty; Comparable must be assignable from the property type.

Supported API: false

Parameters:

a_ComparableProperty -

Throws:

WTPropertyVetoException

comparablePropertyValidate

private void comparablePropertyValidate(PropertyDescriptor a_ComparableProperty)
                                 throws WTPropertyVetoException

Parameters:

a_ComparableProperty -

Throws:

WTPropertyVetoException

compare

public int compare(Object o1,
                   Object o2)

Compares the two object's values of the comparableProperty

Supported API: false

Specified by:

compare in interface Comparator

Parameters:

o1 -

o2 -

Returns:

int

setComparableProperty

public void setComparableProperty(Class target_class)
                           throws WTPropertyVetoException

Sets the property to the class's "name" property.

Supported API: false

Parameters:

target_class -

Throws:

WTPropertyVetoException

setComparableProperty

public void setComparableProperty(Class target_class,
                                  String property_name)
                           throws WTPropertyVetoException

Supported API: false

Parameters:

target_class -

property_name -

Throws:

WTPropertyVetoException