Package org.apache.solr.update.processor
Class DefaultValueUpdateProcessorFactory
- java.lang.Object
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- org.apache.solr.update.processor.UpdateRequestProcessorFactory
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- org.apache.solr.update.processor.AbstractDefaultValueUpdateProcessorFactory
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- org.apache.solr.update.processor.DefaultValueUpdateProcessorFactory
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- All Implemented Interfaces:
NamedListInitializedPlugin
public class DefaultValueUpdateProcessorFactory extends AbstractDefaultValueUpdateProcessorFactory
An update processor that adds a constant default value to any document being added that does not already have a value in the specified field.
In the example configuration below, if a document does not contain a value in the
price
and/ortype
fields, it will be given default values of0.0
and/orunknown
(respectively).
<processor class="solr.DefaultValueUpdateProcessorFactory"> <str name="fieldName">price</str> <float name="value">0.0</float> </processor> <processor class="solr.DefaultValueUpdateProcessorFactory"> <str name="fieldName">type</str> <str name="value">unknown</str> </processor>
- Since:
- 4.0.0
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.solr.update.processor.UpdateRequestProcessorFactory
UpdateRequestProcessorFactory.RunAlways
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Field Summary
Fields Modifier and Type Field Description protected Object
defaultValue
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Fields inherited from class org.apache.solr.update.processor.AbstractDefaultValueUpdateProcessorFactory
fieldName
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Constructor Summary
Constructors Constructor Description DefaultValueUpdateProcessorFactory()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description UpdateRequestProcessor
getInstance(SolrQueryRequest req, SolrQueryResponse rsp, UpdateRequestProcessor next)
void
init(NamedList args)
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Field Detail
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defaultValue
protected Object defaultValue
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Method Detail
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init
public void init(NamedList args)
- Specified by:
init
in interfaceNamedListInitializedPlugin
- Overrides:
init
in classAbstractDefaultValueUpdateProcessorFactory
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getInstance
public UpdateRequestProcessor getInstance(SolrQueryRequest req, SolrQueryResponse rsp, UpdateRequestProcessor next)
- Specified by:
getInstance
in classUpdateRequestProcessorFactory
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