Class CustomFieldsVisitor
java.lang.Object
org.apache.lucene.index.StoredFieldVisitor
org.elasticsearch.index.fieldvisitor.FieldsVisitor
org.elasticsearch.index.fieldvisitor.CustomFieldsVisitor
public class CustomFieldsVisitor extends FieldsVisitor
A field visitor that allows to load a selection of the stored fields by exact name or by pattern.
Supported pattern styles: "xxx*", "*xxx", "*xxx*" and "xxx*yyy".
The Uid field is always loaded.
The class is optimized for source loading as it is a common use case.
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Nested Class Summary
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Field Summary
Fields inherited from class org.elasticsearch.index.fieldvisitor.FieldsVisitor
fieldsValues, id, source, type
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Constructor Summary
Constructors Constructor Description CustomFieldsVisitor(java.util.Set<java.lang.String> fields, boolean loadSource)
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Method Summary
Modifier and Type Method Description org.apache.lucene.index.StoredFieldVisitor.Status
needsField(org.apache.lucene.index.FieldInfo fieldInfo)
Methods inherited from class org.elasticsearch.index.fieldvisitor.FieldsVisitor
binaryField, binaryField, doubleField, fields, floatField, intField, longField, objectField, postProcess, reset, routing, source, stringField, uid
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Constructor Details
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CustomFieldsVisitor
public CustomFieldsVisitor(java.util.Set<java.lang.String> fields, boolean loadSource)
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Method Details
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needsField
public org.apache.lucene.index.StoredFieldVisitor.Status needsField(org.apache.lucene.index.FieldInfo fieldInfo)- Overrides:
needsField
in classFieldsVisitor
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