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fix to remove schema duplicates when using resolveFully and then flatten #1735

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fix to remove schema duplicates when using resolveFully and then flatten #1735

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8a25594
fix to remove schema duplicates when resolveFully and then flatten
gracekarina May 26, 2022
694e4bf
remove empty line
gracekarina May 26, 2022
1aed230
fix for unexpected null values when flatten
gracekarina May 28, 2022
e36526f
Merge branch 'master' into flatten_issue1599
gracekarina Feb 28, 2023
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86 changes: 58 additions & 28 deletions modules/swagger-parser-v3/src/main/java/io/swagger/v3/parser/util/InlineModelResolver.java
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Original file line number Diff line number Diff line change
@@ -1,9 +1,6 @@
package io.swagger.v3.parser.util;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.*;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
Expand Down Expand Up @@ -102,10 +99,20 @@ private void flattenBody(String pathname, RequestBody body)
String genericName = pathBody(pathname);
if (model.getProperties() != null && model.getProperties().size() > 0) {
flattenProperties(model.getProperties(), pathname);
String modelName = resolveModelName(model.getTitle(), genericName);
mediaType.setSchema(new Schema().$ref(modelName));
addGenerated(modelName, model);
openAPI.getComponents().addSchemas(modelName, model);
if(openAPI.getComponents().getSchemas() == null ) {
createBodySchemaReference(mediaType, model, genericName);
} else if (!openAPI.getComponents().getSchemas().containsValue(model)) {
createBodySchemaReference(mediaType, model, genericName);
} else {
//Look at Components.schemas and use the reference name
String modelName = "";
for (Map.Entry<String, Schema> component : openAPI.getComponents().getSchemas().entrySet()) {
if (component.getValue().equals(model)) {
modelName = component.getKey();
}
}
mediaType.setSchema(new Schema().$ref(modelName));
}
} else if (model instanceof ComposedSchema) {
flattenComposedSchema(model, pathname);
if (model.get$ref() == null) {
Expand Down Expand Up @@ -145,6 +152,13 @@ private void flattenBody(String pathname, RequestBody body)
}
}

private void createBodySchemaReference(MediaType mediaType, Schema model, String genericName) {
String modelName = resolveModelName(model.getTitle(), genericName);
mediaType.setSchema(new Schema().$ref(modelName));
addGenerated(modelName, model);
openAPI.getComponents().addSchemas(modelName, model);
}

private void flattenParams(String pathname, List<Parameter> parameters)
{
if (parameters == null){
Expand Down Expand Up @@ -482,32 +496,20 @@ public void flattenProperties(Map<String, Schema> properties, String path) {
for (String key : properties.keySet()) {
Schema property = properties.get(key);
if (isObjectSchema(property) && property.getProperties() != null && property.getProperties().size() > 0) {
String modelName = resolveModelName(property.getTitle(), path + "_" + key);
Schema model = createModelFromProperty(property, modelName);
String existing = matchGenerated(model);
if (existing != null) {
propsToUpdate.put(key, new Schema().$ref(existing));
} else {
propsToUpdate.put(key, new Schema().$ref(RefType.SCHEMAS.getInternalPrefix()+modelName));
modelsToAdd.put(modelName, model);
addGenerated(modelName, model);
openAPI.getComponents().addSchemas(modelName, model);
if(openAPI.getComponents().getSchemas() == null){
createSchemaProperty(path, propsToUpdate, modelsToAdd, key, property);
}else if (!openAPI.getComponents().getSchemas().containsValue(property)) {
createSchemaProperty(path, propsToUpdate, modelsToAdd, key, property);
}
} else if (property instanceof ArraySchema) {
ArraySchema ap = (ArraySchema) property;
Schema inner = ap.getItems();
if (isObjectSchema(inner)) {
if (inner.getProperties() != null && inner.getProperties().size() > 0) {
flattenProperties(inner.getProperties(), path);
String modelName = resolveModelName(inner.getTitle(), path + "_" + key);
Schema innerModel = createModelFromProperty(inner, modelName);
String existing = matchGenerated(innerModel);
if (existing != null) {
ap.setItems(new Schema().$ref(existing));
} else {
ap.setItems(new Schema().$ref(modelName));
addGenerated(modelName, innerModel);
openAPI.getComponents().addSchemas(modelName, innerModel);
if(openAPI.getComponents().getSchemas() == null) {
createArraySchemaProperty(path, key, ap, inner);
}else if (!openAPI.getComponents().getSchemas().containsValue(inner)) {
createArraySchemaProperty(path, key, ap, inner);
}
}else if (inner instanceof ComposedSchema && this.flattenComposedSchemas) {
flattenComposedSchema(inner,key);
Expand Down Expand Up @@ -553,6 +555,34 @@ public void flattenProperties(Map<String, Schema> properties, String path) {
}
}

private void createArraySchemaProperty(String path, String key, ArraySchema ap, Schema inner) {
flattenProperties(inner.getProperties(), path);
String modelName = resolveModelName(inner.getTitle(), path + "_" + key);
Schema innerModel = createModelFromProperty(inner, modelName);
String existing = matchGenerated(innerModel);
if (existing != null) {
ap.setItems(new Schema().$ref(existing));
} else {
ap.setItems(new Schema().$ref(modelName));
addGenerated(modelName, innerModel);
openAPI.getComponents().addSchemas(modelName, innerModel);
}
}

private void createSchemaProperty(String path, Map<String, Schema> propsToUpdate, Map<String, Schema> modelsToAdd, String key, Schema property) {
String modelName = resolveModelName(property.getTitle(), path + "_" + key);
Schema model = createModelFromProperty(property, modelName);
String existing = matchGenerated(model);
if (existing != null) {
propsToUpdate.put(key, new Schema().$ref(existing));
} else {
propsToUpdate.put(key, new Schema().$ref(RefType.SCHEMAS.getInternalPrefix() + modelName));
modelsToAdd.put(modelName, model);
addGenerated(modelName, model);
openAPI.getComponents().addSchemas(modelName, model);
}
}

private void flattenComposedSchema(Schema inner, String key) {

ComposedSchema composedSchema = (ComposedSchema) inner;
Expand Down
4 changes: 3 additions & 1 deletion ...es/swagger-parser-v3/src/test/java/io/swagger/v3/parser/util/InlineModelResolverTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
import java.util.List;
import java.util.Map;

import io.swagger.v3.core.util.Yaml;
import org.testng.annotations.Test;

import io.swagger.v3.oas.models.Components;
Expand Down Expand Up @@ -48,6 +49,8 @@ public void testIssueUnexpectedNullValues() throws Exception {
assertTrue(openAPI.getComponents().getSchemas().get("verify_datasets").getExampleSetFlag());
}



@Test
public void testIssue1018() throws Exception {
ParseOptions options = new ParseOptions();
Expand Down Expand Up @@ -845,7 +848,6 @@ public void resolveInlineArrayRequestBody() throws Exception {
.requestBody(new RequestBody()
.content(new Content().addMediaType("*/*",new MediaType()
.schema(arraySchema))))));

new InlineModelResolver().flatten(openAPI);

RequestBody body = openAPI.getPaths().get("/hello").getGet().getRequestBody();
Expand Down
5 changes: 1 addition & 4 deletions modules/swagger-parser-v3/src/test/resources/unexpectedNullValues.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,6 @@ paths:
country: CHN
provider: DataZoo
description: DataZoo China National ID

default:
description: Returns an array of errors
content:
Expand Down Expand Up @@ -110,14 +109,12 @@ paths:
country: CHN
provider: DataZoo
description: DataZoo China National ID

default:
description: Returns an array of errors
content:
application/json:
schema:
$ref: '#/components/schemas/Errors'

components:
schemas:
Dataset:
Expand Down Expand Up @@ -169,7 +166,7 @@ components:
type: object
properties:
request:
type: string
type: string
required:
- request
required:
Expand Down
1 change: 0 additions & 1 deletion modules/swagger-parser/src/main/java/io/swagger/parser/OpenAPIParser.java
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,6 @@ public SwaggerParseResult readLocation(String url, List<AuthorizationValue> auth
return output;
}
}

return output;
}

Expand Down
17 changes: 17 additions & 0 deletions modules/swagger-parser/src/test/java/io/swagger/parser/OpenAPIParserTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@
import io.swagger.v3.oas.models.parameters.Parameter;
import io.swagger.v3.oas.models.parameters.RequestBody;

import io.swagger.v3.parser.OpenAPIV3Parser;
import io.swagger.v3.parser.core.models.ParseOptions;
import io.swagger.v3.parser.core.models.SwaggerParseResult;
import io.swagger.v3.core.util.Json;
Expand All @@ -32,6 +33,22 @@

public class OpenAPIParserTest {

@Test
public void testIssue_1599() {
OpenAPIParser openAPIParser = new OpenAPIParser();
ParseOptions options = new ParseOptions();
options.setResolve(true);
options.setResolveFully(true);
options.setFlatten(true);
SwaggerParseResult swaggerParseResult = openAPIParser.readLocation("petStore1599.yaml", null, options);
assertNotNull(swaggerParseResult.getOpenAPI());
OpenAPI openAPI = swaggerParseResult.getOpenAPI();
assertTrue(openAPI.getComponents().getSchemas().size() == 5);
assertNull(openAPI.getComponents().getSchemas().get("pet_category"));
assertNull(openAPI.getComponents().getSchemas().get("pet_body"));
assertNull(((Schema)openAPI.getComponents().getSchemas().get("Pet").getProperties().get("category")).get$ref());
}

@Test
public void testNPE_1685() {
OpenAPIParser openAPIParser = new OpenAPIParser();
Expand Down
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