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| 1 | +/* |
| 2 | + * Jooby https://jooby.io |
| 3 | + * Apache License Version 2.0 https://jooby.io/LICENSE.txt |
| 4 | + * Copyright 2014 Edgar Espina |
| 5 | + */ |
| 6 | +package io.jooby.internal.openapi; |
| 7 | + |
| 8 | +import java.lang.reflect.Type; |
| 9 | +import java.util.*; |
| 10 | + |
| 11 | +import org.slf4j.Logger; |
| 12 | +import org.slf4j.LoggerFactory; |
| 13 | + |
| 14 | +import io.swagger.v3.core.converter.*; |
| 15 | +import io.swagger.v3.core.util.ReferenceTypeUtils; |
| 16 | +import io.swagger.v3.oas.models.media.Schema; |
| 17 | + |
| 18 | +public class ModelConvertersExt extends ModelConverters { |
| 19 | + |
| 20 | + /** Copy of {@link ModelConverterContextImpl} required for access to schemas by class name. */ |
| 21 | + private static class ModelConverterContextExt implements ModelConverterContext { |
| 22 | + private static final Logger LOGGER = LoggerFactory.getLogger(ModelConverterContextExt.class); |
| 23 | + |
| 24 | + private final List<ModelConverter> converters; |
| 25 | + private final Map<String, Schema> modelByName; |
| 26 | + private final HashMap<AnnotatedType, Schema> modelByType; |
| 27 | + private final Set<AnnotatedType> processedTypes; |
| 28 | + |
| 29 | + public ModelConverterContextExt(List<ModelConverter> converters) { |
| 30 | + this.converters = converters; |
| 31 | + modelByName = new TreeMap<>(); |
| 32 | + modelByType = new HashMap<>(); |
| 33 | + processedTypes = new HashSet<>(); |
| 34 | + } |
| 35 | + |
| 36 | + public ModelConverterContextExt(ModelConverter converter) { |
| 37 | + this(new ArrayList<ModelConverter>()); |
| 38 | + converters.add(converter); |
| 39 | + } |
| 40 | + |
| 41 | + @Override |
| 42 | + public Iterator<ModelConverter> getConverters() { |
| 43 | + return converters.iterator(); |
| 44 | + } |
| 45 | + |
| 46 | + @Override |
| 47 | + public void defineModel(String name, Schema model) { |
| 48 | + AnnotatedType aType = null; |
| 49 | + defineModel(name, model, aType, null); |
| 50 | + } |
| 51 | + |
| 52 | + @Override |
| 53 | + public void defineModel(String name, Schema model, Type type, String prevName) { |
| 54 | + defineModel(name, model, new AnnotatedType().type(type), prevName); |
| 55 | + } |
| 56 | + |
| 57 | + @Override |
| 58 | + public void defineModel(String name, Schema model, AnnotatedType type, String prevName) { |
| 59 | + if (LOGGER.isTraceEnabled()) { |
| 60 | + LOGGER.trace(String.format("defineModel %s %s", name, model)); |
| 61 | + } |
| 62 | + modelByName.put(name, model); |
| 63 | + |
| 64 | + if (prevName != null && !prevName.isBlank() && !prevName.equals(name)) { |
| 65 | + modelByName.remove(prevName); |
| 66 | + } |
| 67 | + |
| 68 | + if (type != null && type.getType() != null) { |
| 69 | + modelByType.put(type, model); |
| 70 | + } |
| 71 | + } |
| 72 | + |
| 73 | + @Override |
| 74 | + public Map<String, Schema> getDefinedModels() { |
| 75 | + return Collections.unmodifiableMap(modelByName); |
| 76 | + } |
| 77 | + |
| 78 | + @Override |
| 79 | + public Schema resolve(AnnotatedType type) { |
| 80 | + AnnotatedType aType = ReferenceTypeUtils.unwrapReference(type); |
| 81 | + if (aType != null) { |
| 82 | + return resolve(aType); |
| 83 | + } |
| 84 | + |
| 85 | + if (processedTypes.contains(type)) { |
| 86 | + return modelByType.get(type); |
| 87 | + } else { |
| 88 | + processedTypes.add(type); |
| 89 | + } |
| 90 | + if (LOGGER.isDebugEnabled()) { |
| 91 | + LOGGER.debug(String.format("resolve %s", type.getType())); |
| 92 | + } |
| 93 | + Iterator<ModelConverter> converters = this.getConverters(); |
| 94 | + Schema resolved = null; |
| 95 | + if (converters.hasNext()) { |
| 96 | + ModelConverter converter = converters.next(); |
| 97 | + LOGGER.trace("trying extension {}", converter); |
| 98 | + resolved = converter.resolve(type, this, converters); |
| 99 | + } |
| 100 | + if (resolved != null) { |
| 101 | + modelByType.put(type, resolved); |
| 102 | + |
| 103 | + Schema resolvedImpl = resolved; |
| 104 | + if (resolvedImpl.getName() != null) { |
| 105 | + modelByName.put(resolvedImpl.getName(), resolved); |
| 106 | + } |
| 107 | + } else { |
| 108 | + processedTypes.remove(type); |
| 109 | + } |
| 110 | + |
| 111 | + return resolved; |
| 112 | + } |
| 113 | + } |
| 114 | + |
| 115 | + public ModelConvertersExt() { |
| 116 | + super(false); |
| 117 | + } |
| 118 | + |
| 119 | + @Override |
| 120 | + public ResolvedSchemaExt readAllAsResolvedSchema(Type type) { |
| 121 | + return (ResolvedSchemaExt) super.readAllAsResolvedSchema(type); |
| 122 | + } |
| 123 | + |
| 124 | + @Override |
| 125 | + public ResolvedSchemaExt readAllAsResolvedSchema(AnnotatedType type) { |
| 126 | + return (ResolvedSchemaExt) super.readAllAsResolvedSchema(type); |
| 127 | + } |
| 128 | + |
| 129 | + @Override |
| 130 | + public ResolvedSchemaExt resolveAsResolvedSchema(AnnotatedType type) { |
| 131 | + var context = new ModelConverterContextExt(getConverters()); |
| 132 | + var resolvedSchema = new ResolvedSchemaExt(); |
| 133 | + resolvedSchema.schema = context.resolve(type); |
| 134 | + resolvedSchema.referencedSchemas = context.getDefinedModels(); |
| 135 | + resolvedSchema.referencedSchemasByType = new HashMap<>(); |
| 136 | + context.modelByType.forEach( |
| 137 | + (annotatedType, schema) -> |
| 138 | + resolvedSchema.referencedSchemasByType.put(annotatedType.getType(), schema)); |
| 139 | + return resolvedSchema; |
| 140 | + } |
| 141 | +} |
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