/*
* Copyright 2002-2017 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.web.reactive.result.method.annotation;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Optional;
import org.junit.Test;
import reactor.core.publisher.Mono;
import org.springframework.beans.propertyeditors.CustomDateEditor;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.validation.Errors;
import org.springframework.web.bind.WebDataBinder;
import org.springframework.web.bind.annotation.InitBinder;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.reactive.config.EnableWebFlux;
import static org.junit.Assert.*;
/**
* Data binding and type conversion related integration tests for
* {@code @Controller}-annotated classes.
*
* @author Rossen Stoyanchev
*/
public class RequestMappingDataBindingIntegrationTests extends AbstractRequestMappingIntegrationTests {
@Override
protected ApplicationContext initApplicationContext() {
AnnotationConfigApplicationContext wac = new AnnotationConfigApplicationContext();
wac.register(WebConfig.class);
wac.refresh();
return wac;
}
@Test
public void handleDateParam() throws Exception {
assertEquals("Processed date!",
performPost("/date-param?date=2016-10-31&date-pattern=YYYY-mm-dd",
new HttpHeaders(), null, String.class).getBody());
}
@Test
public void handleForm() throws Exception {
MultiValueMap<String, String> formData = new LinkedMultiValueMap<>();
formData.add("name", "George");
formData.add("age", "5");
assertEquals("Processed form: Foo[id=1, name='George', age=5]",
performPost("/foos/1", MediaType.APPLICATION_FORM_URLENCODED, formData,
MediaType.TEXT_PLAIN, String.class).getBody());
}
@Configuration
@EnableWebFlux
@ComponentScan(resourcePattern = "**/RequestMappingDataBindingIntegrationTests*.class")
@SuppressWarnings({"unused", "WeakerAccess"})
static class WebConfig {
}
@RestController
@SuppressWarnings({"unused", "OptionalUsedAsFieldOrParameterType"})
private static class TestController {
@InitBinder
public void initBinder(WebDataBinder binder,
@RequestParam("date-pattern") Optional<String> optionalPattern) {
optionalPattern.ifPresent(pattern -> {
CustomDateEditor dateEditor = new CustomDateEditor(new SimpleDateFormat(pattern), false);
binder.registerCustomEditor(Date.class, dateEditor);
});
}
@PostMapping("/date-param")
public String handleDateParam(@RequestParam Date date) {
return "Processed date!";
}
@ModelAttribute
public Mono<Foo> addFooAttribute(@PathVariable("id") Optional<Long> optiponalId) {
return optiponalId.map(id -> Mono.just(new Foo(id))).orElse(Mono.empty());
}
@PostMapping("/foos/{id}")
public String handleForm(@ModelAttribute Foo foo, Errors errors) {
return (errors.hasErrors() ?
"Form not processed" : "Processed form: " + foo);
}
}
@SuppressWarnings("unused")
private static class Foo {
private final Long id;
private String name;
private int age;
public Foo(Long id) {
this.id = id;
}
public Long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return this.age;
}
public void setAge(int age) {
this.age = age;
}
@Override
public String toString() {
return "Foo[id=" + this.id + ", name='" + this.name + "', age=" + this.age + "]";
}
}
}