org.apache.lucene.queryParser.core.nodes
Class BooleanQueryNode
java.lang.Object
org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
org.apache.lucene.queryParser.core.nodes.BooleanQueryNode
- All Implemented Interfaces:
- Serializable, Cloneable, QueryNode
- Direct Known Subclasses:
- AndQueryNode, OrQueryNode, ProximityQueryNode, StandardBooleanQueryNode
public class BooleanQueryNode
- extends QueryNodeImpl
A BooleanQueryNode
represents a list of elements which do not have an
explicit boolean operator defined between them. It can be used to express a
boolean query that intends to use the default boolean operator.
- See Also:
- Serialized Form
Method Summary |
QueryNode |
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: |
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 |
BooleanQueryNode
public BooleanQueryNode(List<QueryNode> clauses)
- Parameters:
clauses
- - the query nodes to be and'ed
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 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 QueryNode 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
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