org.apache.commons.collections.buffer
public class TransformedBuffer extends TransformedCollection implements Buffer
Buffer
to transform objects that are added.
The add methods are affected by this class. Thus objects must be removed or searched for using their transformed form. For example, if the transformation converts Strings to Integers, you must use the Integer form to remove objects.
This class is Serializable from Commons Collections 3.1.
Since: Commons Collections 3.0
Version: $Revision: 155406 $ $Date: 2005-02-26 12:55:26 +0000 (Sat, 26 Feb 2005) $
Constructor Summary | |
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protected | TransformedBuffer(Buffer buffer, Transformer transformer)
Constructor that wraps (not copies).
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Method Summary | |
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static Buffer | decorate(Buffer buffer, Transformer transformer)
Factory method to create a transforming buffer.
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Object | get() |
protected Buffer | getBuffer()
Gets the decorated buffer.
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Object | remove() |
If there are any elements already in the buffer being decorated, they are NOT transformed.
Parameters: buffer the buffer to decorate, must not be null transformer the transformer to use for conversion, must not be null
Throws: IllegalArgumentException if buffer or transformer is null
If there are any elements already in the buffer being decorated, they are NOT transformed.
Parameters: buffer the buffer to decorate, must not be null transformer the transformer to use for conversion, must not be null
Returns: a new transformed Buffer
Throws: IllegalArgumentException if buffer or transformer is null
Returns: the decorated buffer