| Package | Description | 
|---|---|
| org.apache.solr.analytics.function.mapping | Mapping functions to use for analytics expressions. | 
| Modifier and Type | Method and Description | 
|---|---|
| static StringValue | LambdaFunction. createStringLambdaFunction(String name,
                          LambdaFunction.TwoStringInStringOutLambda lambda,
                          StringValue[] params)Forwards the creation of the function to  LambdaFunction.createStringLambdaFunction(String, TwoStringInStringOutLambda, StringValue[], boolean),
 using  for the last argument (allMustExist). | 
| static StringValue | LambdaFunction. createStringLambdaFunction(String name,
                          LambdaFunction.TwoStringInStringOutLambda lambda,
                          StringValue[] params,
                          boolean allMustExist)Creates a function that associatively (order is guaranteed) reduces multiple
 single-value string expressions into a single-value string expression for each document. | 
| static StringValue | LambdaFunction. createStringLambdaFunction(String name,
                          LambdaFunction.TwoStringInStringOutLambda lambda,
                          StringValueStream param)Creates a function that takes in a multi-valued string expression and returns a single-valued string expression. | 
| static StringValueStream | LambdaFunction. createStringLambdaFunction(String name,
                          LambdaFunction.TwoStringInStringOutLambda lambda,
                          StringValueStream param1,
                          StringValueStream param2)Creates a function that maps two strings to a single string. | 
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