org.apache.lucene.queryparser.flexible.core.nodes
Class MatchAllDocsQueryNode
java.lang.Object
org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
org.apache.lucene.queryparser.flexible.core.nodes.MatchAllDocsQueryNode
- All Implemented Interfaces:
- Cloneable, QueryNode
public class MatchAllDocsQueryNode
- extends QueryNodeImpl
A MatchAllDocsQueryNode
indicates that a query node tree or subtree
will match all documents if executed in the index.
Method Summary |
MatchAllDocsQueryNode |
cloneTree()
Recursive clone the QueryNode tree The tags are not copied to the new tree
when you call the cloneTree() method |
CharSequence |
toQueryString(EscapeQuerySyntax escapeSyntaxParser)
convert to a query string understood by the query parser |
String |
toString()
Every implementation of this class should return pseudo xml like this:
For FieldQueryNode: <field start='1' end='2' field='subject' text='foo'/> |
Methods inherited from class org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl |
add, add, allocate, clone, containsTag, getChildren, getParent, getTag, getTagMap, isDefaultField, isLeaf, isRoot, set, setLeaf, setTag, unsetTag |
MatchAllDocsQueryNode
public MatchAllDocsQueryNode()
toString
public String toString()
- Description copied from class:
QueryNodeImpl
- Every implementation of this class should return pseudo xml like this:
For FieldQueryNode: <field start='1' end='2' field='subject' text='foo'/>
- Specified by:
toString
in interface QueryNode
- Overrides:
toString
in class QueryNodeImpl
- See Also:
QueryNode.toString()
toQueryString
public CharSequence toQueryString(EscapeQuerySyntax escapeSyntaxParser)
- Description copied from interface:
QueryNode
- convert to a query string understood by the query parser
cloneTree
public MatchAllDocsQueryNode cloneTree()
throws CloneNotSupportedException
- Description copied from interface:
QueryNode
- Recursive clone the QueryNode tree The tags are not copied to the new tree
when you call the cloneTree() method
- Specified by:
cloneTree
in interface QueryNode
- Overrides:
cloneTree
in class QueryNodeImpl
- Returns:
- the cloned tree
- Throws:
CloneNotSupportedException
Copyright © 2000-2013 Apache Software Foundation. All Rights Reserved.