org.apache.tapestry.data
Class NullDataSqueezerFilter

java.lang.Object
  extended by org.apache.tapestry.data.AbstractDataSqueezerFilter
      extended by org.apache.tapestry.data.NullDataSqueezerFilter
All Implemented Interfaces:
DataSqueezerFilter

public class NullDataSqueezerFilter
extends AbstractDataSqueezerFilter

Handles null data assumedly?

Author:
jcarman

Constructor Summary
NullDataSqueezerFilter()
           
 
Method Summary
 String squeeze(Object data, DataSqueezer dataSqueezer)
          Optionally squeezes the data object into a String.
 Object unsqueeze(String string, DataSqueezer dataSqueezer)
          Unsqueezes the string.
 
Methods inherited from class org.apache.tapestry.data.AbstractDataSqueezerFilter
squeeze, unsqueeze
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

NullDataSqueezerFilter

public NullDataSqueezerFilter()
Method Detail

squeeze

public String squeeze(Object data,
                      DataSqueezer dataSqueezer)
Description copied from interface: DataSqueezerFilter
Optionally squeezes the data object into a String.

Parameters:
data - the data to squeeze
dataSqueezer - the next squeezer in the pipeline
Returns:
the string representation

unsqueeze

public Object unsqueeze(String string,
                        DataSqueezer dataSqueezer)
Description copied from interface: DataSqueezerFilter
Unsqueezes the string. Note that in a special case, where the first character of the string is not a recognized prefix, it is assumed that the string is simply a string, and returned with no change.

Parameters:
string - the string representation of the data
dataSqueezer - the next squeezer in the pipeline
Returns:
the unsqueezed data object


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