public class NotPresentFilter extends AbstractFilter
NOT behavior with present
behavior to allow the user to check for the non-existence of a attribute. For
an attribute to be NOT present it must not have any values set. To
filter on attributes at are present use the PresentFilter.
NotPresentFilter filter = new NotPresentFilter("foo");
System.out.println(filter.encode());
would result in:
(!(foo=*))
| Constructor and Description |
|---|
NotPresentFilter(String attribute)
Creates a new instance of a not present filter for a particular
attribute.
|
| Modifier and Type | Method and Description |
|---|---|
StringBuffer |
encode(StringBuffer buff)
Encodes the filter to a StringBuffer.
|
boolean |
equals(Object o)
All filters must implement equals.
|
int |
hashCode()
All filters must implement hashCode.
|
encode, toStringpublic NotPresentFilter(String attribute)
attribute - the attribute expected to be not-present (ie, unset, or
null).public StringBuffer encode(StringBuffer buff)
Filterbuff - The StringBuffer to encode the filter topublic boolean equals(Object o)
Filter