org.apache.jackrabbit.core.query
Class NotQueryNode
java.lang.Object
org.apache.jackrabbit.core.query.QueryNode
org.apache.jackrabbit.core.query.NAryQueryNode
org.apache.jackrabbit.core.query.NotQueryNode
- public class NotQueryNode
- extends NAryQueryNode
Implements a query node that defines a not operation on the child query.
Fields inherited from class org.apache.jackrabbit.core.query.QueryNode |
TYPE_AND, TYPE_DEREF, TYPE_EXACT, TYPE_LOCATION, TYPE_NODETYPE, TYPE_NOT, TYPE_OR, TYPE_ORDER, TYPE_PATH, TYPE_RELATION, TYPE_ROOT, TYPE_TEXTSEARCH |
Method Summary |
Object |
accept(QueryNodeVisitor visitor,
Object data)
Accepts a QueryNodeVisitor and calls the apropriate visit
method on the visitor depending on the concrete implementation of
this QueryNode . |
boolean |
equals(Object obj)
Returns true if obj is the same type of
QueryNode as this node and is equal to
this node. |
int |
getType()
Returns the type of this node. |
NotQueryNode
public NotQueryNode(QueryNode parent)
- Creates a new
NotQueryNode
instance.
- Parameters:
parent
- the parent node for this query node.
NotQueryNode
public NotQueryNode(QueryNode parent,
QueryNode node)
- Creates a new
NotQueryNode
instance.
- Parameters:
parent
- the parent node for this query node.node
- the child query node to invert.
accept
public Object accept(QueryNodeVisitor visitor,
Object data)
- Accepts a
QueryNodeVisitor
and calls the apropriate visit
method on the visitor depending on the concrete implementation of
this QueryNode
.
- Specified by:
accept
in class QueryNode
- Parameters:
visitor
- the visitor to call back.data
- arbitrary data for the visitor.
- Returns:
- the return value of the
visitor.visit()
call.
getType
public int getType()
- Returns the type of this node.
- Specified by:
getType
in class QueryNode
- Returns:
- the type of this node.
equals
public boolean equals(Object obj)
- Description copied from class:
QueryNode
- Returns
true
if obj
is the same type of
QueryNode
as this
node and is equal to
this
node.
- Overrides:
equals
in class NAryQueryNode
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