Class RegexpQueryNode
java.lang.Object
org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
org.apache.lucene.queryparser.flexible.standard.nodes.RegexpQueryNode
- All Implemented Interfaces:
Cloneable,FieldableNode,QueryNode,TextableQueryNode
A
RegexpQueryNode represents RegexpQuery query Examples: /[a-z]|[0-9]/-
Field Summary
Fields inherited from class org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
PLAINTEXT_FIELD_NAME, toQueryStringIgnoreFields -
Constructor Summary
ConstructorsConstructorDescriptionRegexpQueryNode(CharSequence field, CharSequence text) RegexpQueryNode(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() methodgetField()Returns the field associated to the node and every node under it.getText()voidsetField(CharSequence field) Associates the node to a field.voidsetText(CharSequence text) toQueryString(EscapeQuerySyntax escapeSyntaxParser) 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.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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RegexpQueryNode
- Parameters:
field- - field nametext- - value that contains a regular expressionbegin- - position in the query stringend- - position in the query string
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RegexpQueryNode
- Parameters:
field- - field nametext- - value that contains a regular expression
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Method Details
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textToBytesRef
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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 classQueryNodeImpl- 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 classQueryNodeImpl- Returns:
- the cloned tree
- Throws:
CloneNotSupportedException
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getText
- Specified by:
getTextin interfaceTextableQueryNode
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setText
- Specified by:
setTextin interfaceTextableQueryNode
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getField
Description copied from interface:FieldableNodeReturns the field associated to the node and every node under it.- Specified by:
getFieldin interfaceFieldableNode- Returns:
- the field name
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getFieldAsString
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setField
Description copied from interface:FieldableNodeAssociates the node to a field.- Specified by:
setFieldin interfaceFieldableNode- Parameters:
field- the field name
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toQueryString
Description copied from interface:QueryNodeconvert to a query string understood by the query parser- Specified by:
toQueryStringin interfaceQueryNode
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