updating new JsonSchema in deserializer

Author: gracekarina

modules/swagger-parser-v3/src/main/java/io/swagger/v3/parser/util/OpenAPIDeserializer.java

@@ -3629,7 +3629,7 @@ public Schema getJsonSchema(ObjectNode node, String location, ParseResult result
 		ObjectNode itemsNode = getObject("items", node, false, location, result);
 
 		if ((allOfArray != null) || (anyOfArray != null) || (oneOfArray != null)) {
-			Schema composedSchema = new Schema();
+            JsonSchema composedSchema = new JsonSchema();
 
 			if (allOfArray != null) {
 
@@ -3663,7 +3663,7 @@ public Schema getJsonSchema(ObjectNode node, String location, ParseResult result
 			}
 		}
 		if (itemsNode != null && result.isDefaultSchemaTypeObject()) {
-			ArraySchema items = new ArraySchema();
+            ArraySchema items = new ArraySchema();
 			if (itemsNode.getNodeType().equals(JsonNodeType.OBJECT)) {
 				items.setItems(getSchema(itemsNode, location, result));
 			} else if (itemsNode.getNodeType().equals(JsonNodeType.ARRAY)) {
@@ -3675,7 +3675,7 @@ public Schema getJsonSchema(ObjectNode node, String location, ParseResult result
 			}
 			schema = items;
 		}else if (itemsNode != null) {
-			JsonSchema items = new JsonSchema();
+			ArraySchema items = new ArraySchema();
 			if (itemsNode.getNodeType().equals(JsonNodeType.OBJECT)) {
 				items.setItems(getJsonSchema(itemsNode, location, result));
 			} else if (itemsNode.getNodeType().equals(JsonNodeType.ARRAY)) {
@@ -3733,13 +3733,13 @@ public Schema getJsonSchema(ObjectNode node, String location, ParseResult result
 				schema =
 						unevaluatedProperties.equals(Boolean.FALSE)
 								? new ObjectSchema()
-								: new Schema();
+								: new JsonSchema();
 			}
 			schema.setUnevaluatedProperties(unevaluatedProperties);
 		}
 
 		if (schema == null) {
-			schema = new Schema();
+			schema = new JsonSchema();
 		}
 
 		JsonNode ref = node.get("$ref");

modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/OAI31DeserializationTest.java

@@ -54,6 +54,7 @@ public void testSchemaKeysOAS31() {
         Schema patternProperties = (Schema)schema2020_12.getPatternProperties().get("^S_");
         assertTrue(schema2020_12.getUnevaluatedItems().getTypes().contains("object"));
         assertTrue(patternProperties.getTypes().contains("string"));
+        System.out.println(schema2020_12);
     }
 
     @Test(description = "Test basic OAS31 deserialization/validation")