Examples with SwaggerDeserializer io.swagger.parser.util.SwaggerDeserializer used on opensource projects

Example 1 with SwaggerDeserializer

use of io.swagger.parser.util.SwaggerDeserializer in project swagger-parser by swagger-api.

the class ResolverCache method loadRef.

public <T> T loadRef(String ref, RefFormat refFormat, Class<T> expectedType) {
    if (refFormat == RefFormat.INTERNAL) {
        // we don't need to go get anything for internal refs
        Object loadedRef = loadInternalRef(ref);
        try {
            return expectedType.cast(loadedRef);
        } catch (Exception e) {
            return null;
        }
    }
    final String[] refParts = ref.split("#/");
    if (refParts.length > 2) {
        throw new RuntimeException("Invalid ref format: " + ref);
    }
    final String file = refParts[0];
    final String definitionPath = refParts.length == 2 ? refParts[1] : null;
    // we might have already resolved this ref, so check the resolutionCache
    Object previouslyResolvedEntity = resolutionCache.get(ref);
    if (previouslyResolvedEntity != null) {
        return expectedType.cast(previouslyResolvedEntity);
    }
    // we have not resolved this particular ref
    // but we may have already loaded the file or url in question
    String contents = externalFileCache.get(file);
    if (contents == null) {
        if (parentDirectory != null) {
            contents = RefUtils.readExternalRef(file, refFormat, auths, parentDirectory);
        } else if (rootPath != null) {
            contents = RefUtils.readExternalUrlRef(file, refFormat, auths, rootPath);
        }
        externalFileCache.put(file, contents);
    }
    if (definitionPath == null) {
        T result = DeserializationUtils.deserialize(contents, file, expectedType);
        resolutionCache.put(ref, result);
        return result;
    }
    // a definition path is defined, meaning we need to "dig down" through the JSON tree and get the desired entity
    JsonNode tree = DeserializationUtils.deserializeIntoTree(contents, file);
    String[] jsonPathElements = definitionPath.split("/");
    for (String jsonPathElement : jsonPathElements) {
        tree = tree.get(unescapePointer(jsonPathElement));
        // if at any point we do find an element we expect, print and error and abort
        if (tree == null) {
            throw new RuntimeException("Could not find " + definitionPath + " in contents of " + file);
        }
    }
    T result;
    if (expectedType.equals(Model.class)) {
        SwaggerDeserializer ser = new SwaggerDeserializer();
        result = (T) ser.definition((ObjectNode) tree, definitionPath.replace("/", "."), null);
    } else {
        result = DeserializationUtils.deserialize(tree, file, expectedType);
    }
    updateLocalRefs(file, result);
    resolutionCache.put(ref, result);
    return result;
}

Example 2 with SwaggerDeserializer

use of io.swagger.parser.util.SwaggerDeserializer in project swagger-parser by swagger-api.

the class Swagger20Parser method convertToSwagger.

private Swagger convertToSwagger(String data) throws IOException {
    if (data != null) {
        JsonNode rootNode;
        if (data.trim().startsWith("{")) {
            ObjectMapper mapper = Json.mapper();
            rootNode = mapper.readTree(data);
        } else {
            rootNode = DeserializationUtils.readYamlTree(data);
        }
        if (System.getProperty("debugParser") != null) {
            LOGGER.info("\n\nSwagger Tree: \n" + ReflectionToStringBuilder.toString(rootNode, ToStringStyle.MULTI_LINE_STYLE) + "\n\n");
        }
        if (rootNode == null) {
            return null;
        }
        // must have swagger node set
        JsonNode swaggerNode = rootNode.get("swagger");
        if (swaggerNode == null) {
            return null;
        } else {
            SwaggerDeserializationResult result = new SwaggerDeserializer().deserialize(rootNode);
            Swagger convertValue = result.getSwagger();
            if (System.getProperty("debugParser") != null) {
                LOGGER.info("\n\nSwagger Tree convertValue : \n" + ReflectionToStringBuilder.toString(convertValue, ToStringStyle.MULTI_LINE_STYLE) + "\n\n");
            }
            return convertValue;
        }
    } else {
        return null;
    }
}