org.gbif.ws.server.interceptor

Class EmptyToNullInterceptor

java.lang.Object

org.gbif.ws.server.interceptor.EmptyToNullInterceptor

All Implemented Interfaces:

org.springframework.web.servlet.mvc.method.annotation.RequestBodyAdvice

@ControllerAdvice
public class EmptyToNullInterceptor
extends Object
implements org.springframework.web.servlet.mvc.method.annotation.RequestBodyAdvice

An interceptor that will convert all possible empty strings to null. All top level string properties are handled, as are those of nested objects that are in the GBIF registry model package. This will recurse only 5 levels deep, to guard against potential circular looping.

Constructor Summary

Constructors

Constructor and Description
EmptyToNullInterceptor()

Method Summary

Modifier and Type	Method and Description
Object	afterBodyRead(Object o, org.springframework.http.HttpInputMessage httpInputMessage, org.springframework.core.MethodParameter methodParameter, Type type, Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)
org.springframework.http.HttpInputMessage	beforeBodyRead(org.springframework.http.HttpInputMessage httpInputMessage, org.springframework.core.MethodParameter methodParameter, Type type, Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)
Object	handleEmptyBody(Object o, org.springframework.http.HttpInputMessage httpInputMessage, org.springframework.core.MethodParameter methodParameter, Type type, Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)
boolean	supports(org.springframework.core.MethodParameter methodParameter, Type type, Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EmptyToNullInterceptor

public EmptyToNullInterceptor()

Method Detail

supports

public boolean supports(org.springframework.core.MethodParameter methodParameter,
                        Type type,
                        Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)

Specified by:

supports in interface org.springframework.web.servlet.mvc.method.annotation.RequestBodyAdvice

beforeBodyRead

public org.springframework.http.HttpInputMessage beforeBodyRead(org.springframework.http.HttpInputMessage httpInputMessage,
                                                                org.springframework.core.MethodParameter methodParameter,
                                                                Type type,
                                                                Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)
                                                         throws IOException

Specified by:

beforeBodyRead in interface org.springframework.web.servlet.mvc.method.annotation.RequestBodyAdvice

Throws:

IOException

afterBodyRead

public Object afterBodyRead(Object o,
                            org.springframework.http.HttpInputMessage httpInputMessage,
                            org.springframework.core.MethodParameter methodParameter,
                            Type type,
                            Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)

Specified by:

afterBodyRead in interface org.springframework.web.servlet.mvc.method.annotation.RequestBodyAdvice

handleEmptyBody

public Object handleEmptyBody(Object o,
                              org.springframework.http.HttpInputMessage httpInputMessage,
                              org.springframework.core.MethodParameter methodParameter,
                              Type type,
                              Class<? extends org.springframework.http.converter.HttpMessageConverter<?>> aClass)

Specified by:

handleEmptyBody in interface org.springframework.web.servlet.mvc.method.annotation.RequestBodyAdvice