cdm.product.collateral.validation.EligibleCollateralSpecificationValidator Maven / Gradle / Ivy

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package cdm.product.collateral.validation;

import cdm.base.staticdata.party.Counterparty;
import cdm.base.staticdata.party.Party;
import cdm.product.collateral.EligibleCollateralCriteria;
import cdm.product.collateral.EligibleCollateralSpecification;
import com.google.common.collect.Lists;
import com.rosetta.model.lib.expression.ComparisonResult;
import com.rosetta.model.lib.path.RosettaPath;
import com.rosetta.model.lib.validation.ValidationResult;
import com.rosetta.model.lib.validation.ValidationResult.ValidationType;
import com.rosetta.model.lib.validation.Validator;
import java.util.List;

import static com.google.common.base.Strings.isNullOrEmpty;
import static com.rosetta.model.lib.expression.ExpressionOperators.checkCardinality;
import static com.rosetta.model.lib.validation.ValidationResult.failure;
import static com.rosetta.model.lib.validation.ValidationResult.success;
import static java.util.stream.Collectors.joining;

public class EligibleCollateralSpecificationValidator implements Validator {

	@Override
	public ValidationResult validate(RosettaPath path, EligibleCollateralSpecification o) {
		/* Casting is required to ensure types are output to ensure recompilation in Rosetta */
		String error = 
			Lists.newArrayList(
				checkCardinality("party", (List) o.getParty() == null ? 0 : ((List) o.getParty()).size(), 0, 2), 
				checkCardinality("counterparty", (List) o.getCounterparty() == null ? 0 : ((List) o.getCounterparty()).size(), 0, 2), 
				checkCardinality("criteria", (List) o.getCriteria() == null ? 0 : ((List) o.getCriteria()).size(), 1, 0)
			).stream().filter(res -> !res.get()).map(res -> res.getError()).collect(joining("; "));
		
		if (!isNullOrEmpty(error)) {
			return failure("EligibleCollateralSpecification", ValidationType.CARDINALITY, "EligibleCollateralSpecification", path, "", error);
		}
		return success("EligibleCollateralSpecification", ValidationType.CARDINALITY, "EligibleCollateralSpecification", path, "");
	}

}