org.qi4j.api.property
Interface Property<T>

All Known Implementing Classes:

PropertyWrapper

public interface Property<T>

Properties are declared in Composite interfaces by using this interface. It creates a first-class object for the property from which you can get and set the value, and access any metadata about it. The type of the Property can be one of the following:

• A boxed primitive (Long,Integer,Boolean, etc.)
• String
• A serializable
• A ValueComposite
• A List, Set or Collection of any of the above

Method Summary

T	get() Get the value of the property.
void	set(T newValue) Set the value of the property

Method Detail

get

T get()

Get the value of the property.

Returns:

the value

set

void set(T newValue)
         throws java.lang.IllegalArgumentException,
                java.lang.IllegalStateException

Set the value of the property

Parameters:

newValue - the new value

Throws:

java.lang.IllegalArgumentException - if the value has an invalid value

java.lang.IllegalStateException - if the property is immutable