DataMappingValidator (Data Pipeline JavaDoc)

java.lang.Object

com.northconcepts.datapipeline.foundations.datamapping.DataMappingValidator

public class DataMappingValidator extends Object

Static checks that data mapping parts use to add DataMappingProblems to a list.

Constructor Summary

Constructors

Constructor

Description

DataMappingValidator()
Method Summary

Modifier and Type

Method

Description

static void

checkNameExists(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String identifierName, String identifier)

Adds a problem, naming the value identifierName, if identifier is null or empty.

static <T> void

checkUniqueChildNames(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String childIdentifierName, List<T> children, Function<T,String> nameExtractor)

Adds a problem for each non-empty name that nameExtractor returns for more than one child.

static void

checkValidCondition(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String identifierName, LogicalExpression identifier)

static void

checkValidExpression(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String identifierName, Expression expression)

Adds a problem if expression is an unparsable expression kept by lenient parsing, such as when a field mapping is loaded from JSON or XML.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- DataMappingValidator
  
  public DataMappingValidator()
Method Details
- checkNameExists
  
  public static void checkNameExists(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String identifierName, String identifier)
  
  Adds a problem, naming the value identifierName, if identifier is null or empty.
- checkUniqueChildNames
  
  public static <T> void checkUniqueChildNames(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String childIdentifierName, List<T> children, Function<T,String> nameExtractor)
  
  Adds a problem for each non-empty name that nameExtractor returns for more than one child.
- checkValidCondition
  
  public static void checkValidCondition(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String identifierName, LogicalExpression identifier)
- checkValidExpression
  
  public static void checkValidExpression(List<DataMappingProblem> problems, DataMappingPart dataMappingPart, String identifierName, Expression expression)
  
  Adds a problem if expression is an unparsable expression kept by lenient parsing, such as when a field mapping is loaded from JSON or XML.