org.apache.lucene.queryParser.core.nodes
Class MatchNoDocsQueryNode
java.lang.Object
org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
org.apache.lucene.queryParser.core.nodes.DeletedQueryNode
org.apache.lucene.queryParser.core.nodes.MatchNoDocsQueryNode
- All Implemented Interfaces:
- Serializable, Cloneable, QueryNode
public class MatchNoDocsQueryNode
- extends DeletedQueryNode
A MatchNoDocsQueryNode
indicates that a query node tree or subtree
will not match any documents if executed in the index.
- See Also:
- Serialized Form
Method Summary |
String |
toString()
Every implementation of this class should return pseudo xml like this:
For FieldQueryNode: |
Methods inherited from class org.apache.lucene.queryParser.core.nodes.QueryNodeImpl |
add, add, allocate, clone, containsTag, containsTag, getChildren, getParent, getTag, getTag, getTagMap, getTags, isDefaultField, isLeaf, isRoot, set, setLeaf, setTag, setTag, unsetTag, unsetTag |
MatchNoDocsQueryNode
public MatchNoDocsQueryNode()
toString
public String toString()
- Description copied from class:
QueryNodeImpl
- Every implementation of this class should return pseudo xml like this:
For FieldQueryNode:
- Specified by:
toString
in interface QueryNode
- Overrides:
toString
in class DeletedQueryNode
- See Also:
QueryNode.toString()
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