Class WildcardQueryNode
java.lang.Object
org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
org.apache.lucene.queryparser.flexible.core.nodes.FieldQueryNode
org.apache.lucene.queryparser.flexible.standard.nodes.WildcardQueryNode
- All Implemented Interfaces:
Cloneable,FieldableNode,FieldValuePairQueryNode<CharSequence>,QueryNode,TextableQueryNode,ValueQueryNode<CharSequence>
- Direct Known Subclasses:
PrefixWildcardQueryNode
A
WildcardQueryNode represents wildcard query This does not apply to phrases. Examples:
a*b*c Fl?w? m?ke*g.-
Field Summary
Fields inherited from class org.apache.lucene.queryparser.flexible.core.nodes.FieldQueryNode
begin, end, field, positionIncrement, textFields inherited from class org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
PLAINTEXT_FIELD_NAME, toQueryStringIgnoreFields -
Constructor Summary
ConstructorsConstructorDescriptionWildcardQueryNode(CharSequence field, CharSequence text, int begin, int end) -
Method Summary
Modifier and TypeMethodDescriptionRecursive clone the QueryNode tree The tags are not copied to the new tree when you call the cloneTree() methodtoQueryString(EscapeQuerySyntax escaper) convert to a query string understood by the query parsertoString()Every implementation of this class should return pseudo xml like this:Methods inherited from class org.apache.lucene.queryparser.flexible.core.nodes.FieldQueryNode
getBegin, getEnd, getField, getFieldAsString, getPositionIncrement, getTermEscaped, getTermEscapeQuoted, getText, getTextAsString, getValue, setBegin, setEnd, setField, setPositionIncrement, setText, setValueMethods inherited from class org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
add, add, allocate, clone, containsTag, getChildren, getParent, getTag, getTagMap, isDefaultField, isLeaf, isRoot, removeChildren, removeFromParent, set, setLeaf, setTag, unsetTagMethods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitMethods inherited from interface org.apache.lucene.queryparser.flexible.core.nodes.QueryNode
add, add, containsTag, getChildren, getParent, getTag, getTagMap, isLeaf, removeChildren, removeFromParent, set, setTag, unsetTag
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Constructor Details
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WildcardQueryNode
- Parameters:
field- - field nametext- - value that contains one or more wild card characters (? or *)begin- - position in the query stringend- - position in the query string
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WildcardQueryNode
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Method Details
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toQueryString
Description copied from interface:QueryNodeconvert to a query string understood by the query parser- Specified by:
toQueryStringin interfaceQueryNode- Overrides:
toQueryStringin classFieldQueryNode
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toString
Description copied from class:QueryNodeImplEvery implementation of this class should return pseudo xml like this:For FieldQueryNode: <field start='1' end='2' field='subject' text='foo'/>
- Specified by:
toStringin interfaceQueryNode- Overrides:
toStringin classFieldQueryNode- See Also:
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cloneTree
Description copied from interface:QueryNodeRecursive clone the QueryNode tree The tags are not copied to the new tree when you call the cloneTree() method- Specified by:
cloneTreein interfaceQueryNode- Overrides:
cloneTreein classFieldQueryNode- Returns:
- the cloned tree
- Throws:
CloneNotSupportedException
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