net.infonode.properties.base
Class PropertyGroup

java.lang.Object
  net.infonode.properties.base.PropertyGroup

Direct Known Subclasses:

PropertyMapGroup

public class PropertyGroup
extends java.lang.Object

A group of properties. The group have a name and a description. It can also have a super group from which it inherit all it's properties. You can think of a property group as similar to a Java class, and properties similar to class fields.

Version:

$Revision: 1.6 $

Author:

$Author: jesper $

Field Summary

private java.lang.String	description
private java.lang.String	name
private java.util.ArrayList	properties
private PropertyGroup	superGroup

Constructor Summary

PropertyGroup(PropertyGroup superGroup, java.lang.String name, java.lang.String description)
Creates a property group with a super group.

PropertyGroup(java.lang.String name, java.lang.String description)
Creates a property group.

Method Summary

void	addProperty(Property property) Add a property to this group.
java.lang.String	getDescription() Returns the description for this group.
java.lang.String	getName() Returns the name of this group.
Property[]	getProperties() Returns an array with the properties in this group.
Property	getProperty(int index) Returns the property at the index, This does not include properties in super groups.
Property	getProperty(java.lang.String name) Returns the property with the given name.
int	getPropertyCount() Returns the number of properties in this group.
PropertyGroup	getSuperGroup() Returns the super group of this group.
boolean	hasProperty(Property property) Returns true if this group or one of it's super groups contains the property.
private boolean	isA(PropertyGroup group) Returns true if the group is this group or one of it's super groups.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

superGroup

private PropertyGroup superGroup

name

private java.lang.String name

description

private java.lang.String description

properties

private java.util.ArrayList properties

Constructor Detail

PropertyGroup

public PropertyGroup(java.lang.String name,
                     java.lang.String description)

Creates a property group.

Parameters:

name - the name of the group

description - the group description

PropertyGroup

public PropertyGroup(PropertyGroup superGroup,
                     java.lang.String name,
                     java.lang.String description)

Creates a property group with a super group. All properties in the super group will be inherited to this group.

Parameters:

superGroup - the super group of this group

name - the name of the group

description - the group description

Method Detail

getSuperGroup

public PropertyGroup getSuperGroup()

Returns the super group of this group.

Returns:

the super group of this group, null if it has no super group

getDescription

public java.lang.String getDescription()

Returns the description for this group.

Returns:

the description for this group

getName

public java.lang.String getName()

Returns the name of this group.

Returns:

the name of this group

addProperty

public void addProperty(Property property)

Add a property to this group.

Parameters:

property - the property to add

getPropertyCount

public int getPropertyCount()

Returns the number of properties in this group. This does not include properties in super groups.

Returns:

the number of properties in this group

hasProperty

public boolean hasProperty(Property property)

Returns true if this group or one of it's super groups contains the property.

Parameters:

property - the property

Returns:

true if this group or one of it's super groups contains the property

getProperty

public Property getProperty(int index)

Returns the property at the index, This does not include properties in super groups.

Parameters:

index - the property index

Returns:

the property at the index

getProperties

public Property[] getProperties()

Returns an array with the properties in this group. This does not include properties in super groups.

Returns:

an array with the properties in this group

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getProperty

public Property getProperty(java.lang.String name)

Returns the property with the given name. This includes properties in super groups.

Parameters:

name - the property name

Returns:

the property with the given name, null if no property was found

isA

private boolean isA(PropertyGroup group)

Returns true if the group is this group or one of it's super groups.

Parameters:

group - the group

Returns:

true if the group is this group or one of it's super groups