Class MatchAllDocsQueryNode
java.lang.Object
org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
org.apache.lucene.queryparser.flexible.core.nodes.MatchAllDocsQueryNode
A
MatchAllDocsQueryNode
indicates that a query node tree or subtree will match all
documents if executed in the index.-
Field Summary
Fields inherited from class org.apache.lucene.queryparser.flexible.core.nodes.QueryNodeImpl
PLAINTEXT_FIELD_NAME, toQueryStringIgnoreFields
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Constructor Summary
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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 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, unsetTag
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Constructor Details
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MatchAllDocsQueryNode
public MatchAllDocsQueryNode()
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Method Details
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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 interfaceQueryNode
- Overrides:
toString
in classQueryNodeImpl
- See Also:
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toQueryString
Description copied from interface:QueryNode
convert to a query string understood by the query parser -
cloneTree
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 interfaceQueryNode
- Overrides:
cloneTree
in classQueryNodeImpl
- Returns:
- the cloned tree
- Throws:
CloneNotSupportedException
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