kimmking
commented
7 years ago public class Issue1368 extends TestCase { public void test_for_issue() throws Exception { ExtendedServletRequestDataBinder binder = new ExtendedServletRequestDataBinder(new Object()); String json = JSON.toJSONString(binder); System.out.println(json); Assert.assertTrue(json.indexOf("$ref")>=0); } }
{"autoGrowCollectionLimit":256,"autoGrowNestedPaths":true,"bindEmptyMultipartFiles":true,"bindingErrorProcessor":{},"bindingResult":{"allErrors":[],"errorCount":0,"fieldErrorCount":0,"fieldErrors":[],"globalErrorCount":0,"globalErrors":[],"messageCodesResolver":{},"model":{"target":{},"org.springframework.validation.BindingResult.target":{"$ref":".."}},"nestedPath":"","objectName":"target","propertyAccessor":{"autoGrowCollectionLimit":256,"autoGrowNestedPaths":true,"extractOldValueForEditor":true,"nestedPath":"","propertyDescriptors":[{"beanClass":"java.lang.Object","bound":false,"constrained":false,"displayName":"class","expert":false,"hidden":false,"name":"class","preferred":false,"propertyType":"java.lang.Class","readMethod":{"accessible":false,"annotatedExceptionTypes":[],"annotatedParameterTypes":[],"annotatedReceiverType":{"annotations":[],"declaredAnnotations":[],"type":"java.lang.Object"},"annotatedReturnType":{"annotatedActualTypeArguments":[{"annotatedLowerBounds":[],"annotatedUpperBounds":[{"annotations":[],"declaredAnnotations":[],"type":"java.lang.Object"}],"annotations":[],"declaredAnnotations":[],"type":{"lowerBounds":[],"typeName":"?","upperBounds":["java.lang.Object"]}}],"annotations":[],"declaredAnnotations":[],"type":{"actualTypeArguments":[{"$ref":"$.bindingResult.propertyAccessor.propertyDescriptors[0].readMethod.annotatedReturnType.annotatedActualTypeArguments[0].type"}],"rawType":"java.lang.Class","typeName":"java.lang.Class<?>"}},"annotations":[],"bridge":false,"declaringClass":"java.lang.Object","default":false,"exceptionTypes":[],"genericExceptionTypes":[],"genericParameterTypes":[],"genericReturnType":{"$ref":"$.bindingResult.propertyAccessor.propertyDescriptors[0].readMethod.annotatedReturnType.type"},"modifiers":273,"name":"getClass","parameterAnnotations":[],"parameterCount":0,"parameterTypes":[],"returnType":"java.lang.Class","synthetic":false,"typeParameters":[],"varArgs":false},"shortDescription":"class"}],"rootClass":"java.lang.Object","rootInstance":{"$ref":"$.bindingResult.model.target"},"wrappedClass":"java.lang.Object","wrappedInstance":{"$ref":"$.bindingResult.model.target"}},"propertyEditorRegistry":{"$ref":"$.bindingResult.propertyAccessor"},"suppressedFields":[],"target":{"$ref":"$.bindingResult.model.target"}},"fieldDefaultPrefix":"!","fieldMarkerPrefix":"_","ignoreInvalidFields":false,"ignoreUnknownFields":true,"objectName":"target","target":{"$ref":"$.bindingResult.model.target"},"validators":[]}
未发现此问题。
dudan57
当一个对象的get方法中new了一个对象时，使用fastjson转成json串，会报循环引用异常，但用Gson转成json串，就没问题，fastjson可以解决这个问题吗？（org.springframework.web.servlet.mvc.method.annotation.ExtendedServletRequestDataBinder，这个类用fastjson打印就会报循环引用异常）