| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.johnzon.jsonschema.spi.builtin; |
| |
| import java.util.Optional; |
| import java.util.function.Function; |
| import java.util.stream.Stream; |
| |
| import jakarta.json.JsonNumber; |
| import jakarta.json.JsonValue; |
| |
| import org.apache.johnzon.jsonschema.ValidationResult; |
| import org.apache.johnzon.jsonschema.spi.ValidationContext; |
| import org.apache.johnzon.jsonschema.spi.ValidationExtension; |
| |
| public class MultipleOfValidation implements ValidationExtension { |
| @Override |
| public Optional<Function<JsonValue, Stream<ValidationResult.ValidationError>>> create(final ValidationContext model) { |
| if (model.getSchema().getString("type", "object").equals("number")) { |
| return Optional.ofNullable(model.getSchema().get("multipleOf")) |
| .filter(v -> v.getValueType() == JsonValue.ValueType.NUMBER) |
| .map(m -> new Impl(model.toPointer(), model.getValueProvider(), JsonNumber.class.cast(m).doubleValue())); |
| } |
| return Optional.empty(); |
| } |
| |
| static class Impl extends BaseNumberValidation { |
| Impl(final String pointer, final Function<JsonValue, JsonValue> valueProvider, final double multipleOf) { |
| super(pointer, valueProvider, multipleOf); |
| } |
| |
| @Override |
| protected boolean isValid(double val) { |
| final double divided = val / bound; |
| return divided == (long) divided; |
| } |
| |
| @Override |
| protected Stream<ValidationResult.ValidationError> toError(final double val) { |
| return Stream.of(new ValidationResult.ValidationError(pointer, val + " is not a multiple of " + bound)); |
| } |
| |
| @Override |
| public String toString() { |
| return "MultipleOf{" + |
| "factor=" + bound + |
| ", pointer='" + pointer + '\'' + |
| '}'; |
| } |
| } |
| } |