org.apache.commons.collections.buffer
Class TypedBuffer
java.lang.Object
|
+--org.apache.commons.collections.buffer.TypedBuffer
public class TypedBuffer
extends java.lang.Object
Decorates another
Buffer
to validate that elements added
are of a specific type.
The validation of additions is performed via an instanceof test against
a specified
Class
. If an object cannot be added to the
collection, an IllegalArgumentException is thrown.
- Commons Collections 3.0
- Stephen Colebourne
- Matthew Hawthorne
TypedBuffer
protected TypedBuffer()
Restrictive constructor.
decorate
public static Buffer decorate(Buffer buffer, Class type)
Factory method to create a typed list.
If there are any elements already in the buffer being decorated, they
are validated.
- buffer - the buffer to decorate, must not be null
- type - the type to allow into the buffer, must not be null
- if buffer or type is null
- if the buffer contains invalid elements
Buffer
to validate that elements added are of a specific type. The validation of additions is performed via an instanceof test against a specifiedClass
. If an object cannot be added to the collection, an IllegalArgumentException is thrown.