org.apache.solr.update.processor

Class TemplateUpdateProcessorFactory

java.lang.Object

org.apache.solr.update.processor.UpdateRequestProcessorFactory

org.apache.solr.update.processor.SimpleUpdateProcessorFactory

org.apache.solr.update.processor.TemplateUpdateProcessorFactory

All Implemented Interfaces:

NamedListInitializedPlugin

public class TemplateUpdateProcessorFactory
extends SimpleUpdateProcessorFactory

Adds new fields to documents based on a template pattern specified via Template.field request parameters (multi-valued) or 'field' value specified in initArgs.

The format of the parameter is <field-name>:<the-template-string>, for example:
Template.field=fname:${somefield}some_string${someotherfield}

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TemplateUpdateProcessorFactory.Resolved

Nested classes/interfaces inherited from class org.apache.solr.update.processor.UpdateRequestProcessorFactory

UpdateRequestProcessorFactory.RunAlways

Field Summary

Fields

Modifier and Type	Field and Description
static Pattern	PLACEHOLDER_PATTERN

Fields inherited from class org.apache.solr.update.processor.SimpleUpdateProcessorFactory

initArgs, myName

Constructor Summary

Constructors

Constructor and Description
TemplateUpdateProcessorFactory()

Method Summary

Modifier and Type	Method and Description
static TemplateUpdateProcessorFactory.Resolved	getResolved(String template, Cache<String,TemplateUpdateProcessorFactory.Resolved> cache)
static List<String>	getVariables(String template, Cache<String,TemplateUpdateProcessorFactory.Resolved> cache) Get a list of variables embedded in the template string.
protected void	process(AddUpdateCommand cmd, SolrQueryRequest req, SolrQueryResponse rsp) This object is reused across requests.
static String	replaceTokens(String template, Cache<String,TemplateUpdateProcessorFactory.Resolved> cache, Function<String,Object> fun)

Methods inherited from class org.apache.solr.update.processor.SimpleUpdateProcessorFactory

getInstance, getParam, getParams, init

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

PLACEHOLDER_PATTERN

public static final Pattern PLACEHOLDER_PATTERN

Constructor Detail

TemplateUpdateProcessorFactory

public TemplateUpdateProcessorFactory()

Method Detail

process

protected void process(AddUpdateCommand cmd,
                       SolrQueryRequest req,
                       SolrQueryResponse rsp)

Description copied from class: SimpleUpdateProcessorFactory

This object is reused across requests. So,this method should not store anything in the instance variable.

Specified by:

process in class SimpleUpdateProcessorFactory

getResolved

public static TemplateUpdateProcessorFactory.Resolved getResolved(String template,
                                                                  Cache<String,TemplateUpdateProcessorFactory.Resolved> cache)

getVariables

public static List<String> getVariables(String template,
                                        Cache<String,TemplateUpdateProcessorFactory.Resolved> cache)

Get a list of variables embedded in the template string.

replaceTokens

public static String replaceTokens(String template,
                                   Cache<String,TemplateUpdateProcessorFactory.Resolved> cache,
                                   Function<String,Object> fun)