za.co.absa.enceladus.utils.validation.field.NumericFieldValidator.scala Maven / Gradle / Ivy
/*
* Copyright 2018 ABSA Group Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package za.co.absa.enceladus.utils.validation.field
import za.co.absa.enceladus.utils.schema.MetadataKeys
import za.co.absa.enceladus.utils.types.TypedStructField
import za.co.absa.enceladus.utils.types.TypedStructField.NumericTypeStructField
import za.co.absa.enceladus.utils.validation.{ValidationError, ValidationIssue}
object NumericFieldValidator extends NumericFieldValidator
class NumericFieldValidator extends ScalarFieldValidator {
private def validateNumericTypeStructField(field: NumericTypeStructField[_]): Seq[ValidationIssue] = {
tryToValidationIssues(field.parser)
}
override def validate(field: TypedStructField): Seq[ValidationIssue] = {
super.validate(field) ++
checkMetadataKey[String](field, MetadataKeys.Pattern) ++
checkMetadataKey[Char](field, MetadataKeys.DecimalSeparator) ++
checkMetadataKey[Char](field, MetadataKeys.MinusSign) ++
checkMetadataKey[Char](field, MetadataKeys.GroupingSeparator) ++ (
field match {
case numericField: NumericTypeStructField[_] => validateNumericTypeStructField(numericField)
case _ => Seq(ValidationError("NumericFieldValidator can validate only fields of numeric types"))
})
}
}