Class AnyQueryNode
- java.lang.Object
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- org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
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- org.apache.lucene.queryparser.flexible.core.nodes.BooleanQueryNode
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- org.apache.lucene.queryparser.flexible.core.nodes.AndQueryNode
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- org.apache.lucene.queryparser.flexible.core.nodes.AnyQueryNode
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public class AnyQueryNode extends AndQueryNode
AAnyQueryNoderepresents an ANY operator performed on a list of nodes.
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Field Summary
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Fields inherited from class org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
PLAINTEXT_FIELD_NAME, toQueryStringIgnoreFields
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Constructor Summary
Constructors Constructor Description AnyQueryNode(List<QueryNode> clauses, CharSequence field, int minimumMatchingElements)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description QueryNodecloneTree()Recursive clone the QueryNode tree The tags are not copied to the new tree when you call the cloneTree() methodCharSequencegetField()returns null if the field was not specifiedStringgetFieldAsString()returns - null if the field was not specifiedintgetMinimumMatchingElements()voidsetField(CharSequence field)CharSequencetoQueryString(EscapeQuerySyntax escapeSyntaxParser)convert to a query string understood by the query parserStringtoString()Every implementation of this class should return pseudo xml like this:-
Methods 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, unsetTag
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Constructor Detail
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AnyQueryNode
public AnyQueryNode(List<QueryNode> clauses, CharSequence field, int minimumMatchingElements)
- Parameters:
clauses- - the query nodes to be or'ed
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Method Detail
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getMinimumMatchingElements
public int getMinimumMatchingElements()
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getField
public CharSequence getField()
returns null if the field was not specified- Returns:
- the field
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getFieldAsString
public String getFieldAsString()
returns - null if the field was not specified- Returns:
- the field as a String
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setField
public void setField(CharSequence field)
- Parameters:
field- - the field to set
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cloneTree
public QueryNode cloneTree() throws CloneNotSupportedException
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 classBooleanQueryNode- Returns:
- the cloned tree
- Throws:
CloneNotSupportedException
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toString
public String 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 classAndQueryNode- See Also:
QueryNode.toString()
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toQueryString
public CharSequence toQueryString(EscapeQuerySyntax escapeSyntaxParser)
Description copied from interface:QueryNodeconvert to a query string understood by the query parser- Specified by:
toQueryStringin interfaceQueryNode- Overrides:
toQueryStringin classAndQueryNode
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