fix bug JsonPropertyIntrospector处理record类型里的枚举值时，会报空指针异常——修复checkstyle #4983

Author: QIURC

swagger/swagger-generator/generator-core/src/test/java/org/apache/servicecomb/swagger/generator/core/TestSwaggerUtils.java

@@ -28,6 +28,7 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.logging.Logger;
 
 import org.apache.servicecomb.foundation.common.utils.ReflectUtils;
 import org.apache.servicecomb.swagger.SwaggerUtils;
@@ -52,6 +53,7 @@
 
 @SuppressWarnings("rawtypes")
 public class TestSwaggerUtils {
+  Logger LOGGER = Logger.getLogger(TestSwaggerUtils.class.getName());
 
   @Test
   public void testSchemaMethod() {
@@ -146,7 +148,7 @@ private void testAllType(Class clazz1, Class clazz2) {
           testExcep(value.getGenericType(), field.getGenericType());
           fail("IllegalArgumentException expected");
         } catch (IllegalArgumentException e) {
-          System.out.println(value.getGenericType()+ " " + field.getGenericType() + " " +e.getMessage());
+          LOGGER.warning(value.getGenericType() + " " + field.getGenericType() + " " + e.getMessage());
           MatcherAssert.assertThat(e.getMessage(), containsString("duplicate param model:"));
         }
       }
@@ -183,13 +185,11 @@ public void test_resolve_type_schemas_correct() {
     Assertions.assertEquals("object", schema.getType());
 
     openAPI = new OpenAPI();
-    schema = SwaggerUtils.resolveTypeSchemas(openAPI, TestTypeClass.class);
-    schema = SwaggerUtils.getSchema(openAPI, schema); // resolve reference
+    schema = SwaggerUtils.getSchema(openAPI, SwaggerUtils.resolveTypeSchemas(openAPI, TestTypeClass.class)); // resolve reference
     Assertions.assertEquals("object", schema.getType());
 
     openAPI = new OpenAPI();
-    schema = SwaggerUtils.resolveTypeSchemas(openAPI, TestTypeRecord.class);
-    schema = SwaggerUtils.getSchema(openAPI, schema); // resolve reference
+    schema = SwaggerUtils.getSchema(openAPI, SwaggerUtils.resolveTypeSchemas(openAPI, TestTypeRecord.class)); // resolve reference
     Assertions.assertEquals("object", schema.getType());
   }
 }

swagger/swagger-generator/generator-core/src/test/java/org/apache/servicecomb/swagger/generator/core/pojo/TestTypeClass.java

@@ -31,4 +31,4 @@ public TestTypeEnumLang getTestTypeEnumLang() {
   public void setTestTypeEnumLang(TestTypeEnumLang testTypeEnumLang) {
     this.testTypeEnumLang = testTypeEnumLang;
   }
-}
+}

swagger/swagger-generator/generator-core/src/test/java/org/apache/servicecomb/swagger/generator/core/pojo/TestTypeEnumLang.java

@@ -19,4 +19,4 @@
 
 public enum TestTypeEnumLang {
   JAVA, CHINESE, UNKNOWN;
-}
+}

swagger/swagger-generator/generator-core/src/test/java/org/apache/servicecomb/swagger/generator/core/pojo/TestTypeRecord.java

@@ -22,4 +22,4 @@
 @Schema(name = "YYY")
 public record TestTypeRecord(
     @Schema(description = "language") TestTypeEnumLang testTypeEnumLang) {
-}
+}