CodeGeneratorWithInterpretedFallback

CodeGeneratorWithInterpretedFallback is the base of codegen object generators that can create objects for codegen and interpreted evaluation paths.

Table 1. CodeGeneratorWithInterpretedFallback Contract
Method	Description
`createCodeGeneratedObject`	`createCodeGeneratedObject(in: IN): OUT` Used when…FIXME
`createInterpretedObject`	`createInterpretedObject(in: IN): OUT` Used when…FIXME

Note	UnsafeProjection is the one and only known implementation of the CodeGeneratorWithInterpretedFallback Contract in Apache Spark.

Note	`CodeGeneratorWithInterpretedFallback` is a Scala type constructor (aka generic type) that accepts two types referred as `IN` and `OUT`. `abstract class CodeGeneratorWithInterpretedFallback[IN, OUT]`

createObject(in: IN): OUT

createObject…FIXME

Note	`createObject` is used exclusively when `UnsafeProjection` is requested to create an UnsafeProjection for Catalyst expressions.

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