| /* |
| * 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 static java.util.Comparator.comparing; |
| import static java.util.stream.Collectors.toList; |
| |
| import java.util.Collection; |
| import java.util.Optional; |
| import java.util.function.Function; |
| import java.util.stream.Stream; |
| |
| import jakarta.json.JsonArray; |
| import jakarta.json.JsonString; |
| 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 TypeValidation implements ValidationExtension { |
| @Override |
| public Optional<Function<JsonValue, Stream<ValidationResult.ValidationError>>> create(final ValidationContext model) { |
| final JsonValue value = model.getSchema().get("type"); |
| if (JsonString.class.isInstance(value)) { |
| return Optional.of(new Impl(model.toPointer(), model.getValueProvider(), mapType(JsonString.class.cast(value)).toArray(JsonValue.ValueType[]::new))); |
| } |
| if (JsonArray.class.isInstance(value)) { |
| return Optional.of(new Impl(model.toPointer(), model.getValueProvider(), |
| value.asJsonArray().stream().flatMap(this::mapType).toArray(JsonValue.ValueType[]::new))); |
| } |
| throw new IllegalArgumentException(value + " is neither an array or string nor a string"); |
| } |
| |
| private Stream<? extends JsonValue.ValueType> mapType(final JsonValue value) { |
| switch (JsonString.class.cast(value).getString()) { |
| case "null": |
| return Stream.of(JsonValue.ValueType.NULL); |
| case "string": |
| return Stream.of(JsonValue.ValueType.STRING); |
| case "number": |
| case "integer": |
| return Stream.of(JsonValue.ValueType.NUMBER); |
| case "array": |
| return Stream.of(JsonValue.ValueType.ARRAY); |
| case "boolean": |
| return Stream.of(JsonValue.ValueType.FALSE, JsonValue.ValueType.TRUE); |
| case "object": |
| default: |
| return Stream.of(JsonValue.ValueType.OBJECT); |
| } |
| } |
| |
| private static class Impl extends BaseValidation { |
| private final Collection<JsonValue.ValueType> types; |
| |
| private Impl(final String pointer, final Function<JsonValue, JsonValue> extractor, final JsonValue.ValueType... types) { |
| super(pointer, extractor, types[0] /*ignored anyway*/); |
| // note: should we always add NULL? if not it leads to a very weird behavior for partial objects and required fixes it |
| this.types = Stream.concat(Stream.of(types), Stream.of(JsonValue.ValueType.NULL)) |
| .distinct() |
| .sorted(comparing(JsonValue.ValueType::name)) |
| .collect(toList()); |
| } |
| |
| @Override |
| public Stream<ValidationResult.ValidationError> apply(final JsonValue root) { |
| if (isNull(root)) { |
| return Stream.empty(); |
| } |
| final JsonValue value = extractor.apply(root); |
| if (value == null || types.contains(value.getValueType())) { |
| return Stream.empty(); |
| } |
| return Stream.of(new ValidationResult.ValidationError( |
| pointer, |
| "Expected " + types + " but got " + value.getValueType())); |
| } |
| |
| @Override |
| public String toString() { |
| return "Type{" + |
| "type=" + types + |
| ", pointer='" + pointer + '\'' + |
| '}'; |
| } |
| } |
| } |