Class MatchNoDocsQueryNode

  extended by org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
      extended by org.apache.lucene.queryParser.core.nodes.DeletedQueryNode
          extended by 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

Field Summary
Fields inherited from class org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
PLAINTEXT_FIELD_NAME, toQueryStringIgnoreFields
Constructor Summary
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.DeletedQueryNode
cloneTree, toQueryString
Methods inherited from class org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
add, add, allocate, clone, containsTag, getChildren, getParent, getTag, getTags, isDefaultField, isLeaf, isRoot, set, setLeaf, setTag, unsetTag
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail


public MatchNoDocsQueryNode()
Method Detail


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
toString in class DeletedQueryNode
See Also:

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