泽西岛:如何注册MultiPartConfigProvider类 [英] Jersey: How to register MultiPartConfigProvider class
问题描述
我正在尝试使用jersey加载多个文件,但是它需要我找不到的一些配置. 这是依赖项,我必须添加它,因为jersey无法解析"multipart/related"类型:
I'm trying to load multiple files with jersey, but it demands me some configuration that i can't find. This is the dependency, I had to add it because jersey couldn't resolver the type "multipart/related":
<dependency>
<groupId>org.glassfish.jersey.media</groupId>
<artifactId>jersey-media-multipart</artifactId>
<version>2.7</version>
</dependency>
这是我使用多部分的API:
This is the API where I use the multipart:
@PUT
@Consumes("multipart/related")
@Path("/{id}/user/{userId}")
public Response loadFile(@PathParam("id") int id, @PathParam("userId") int userId, MultiPart files) throws Exception{
int resultado = tool.loadFile(id, userId, files);
switch (resultado){
case 401: return Response.status(401).entity("No existe el experimento con id: "+id).build();
case 402: return Response.status(402).entity("El tipo de uno de los archivos no se encuentra en los tipos de entregables del experimento").build();
case 403: return Response.status(403).entity("El usuario: "+userId+" no participa en el experimento").build();
case 405: return Response.status(405).entity("Debe ingresar un comentario").build();
case 406: return Response.status(406).entity("Hay entregables sin subir").build();
case 200: return Response.status(200).build();
}
return null;
}
这是web.xml,我想我在这里缺少了一些东西:
This is the web.xml, I think I am missing something here:
<?xml version="1.0" encoding="UTF-8"?>
<!-- This web.xml file is not required when using Servlet 3.0 container,
see implementation details http://jersey.java.net/nonav/documentation/latest/jax-rs.html -->
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<servlet>
<servlet-name>Jersey Web Application</servlet-name>
<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
<init-param>
<param-name>jersey.config.server.provider.packages</param-name>
<param-value>org.mockapi</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>Jersey Web Application</servlet-name>
<url-pattern>/rest/*</url-pattern>
</servlet-mapping>
</web-app>
这是一个例外:
A MultiException has 3 exceptions. They are:
1. java.lang.IllegalArgumentException: The MultiPartConfig instance we expected is not present. Have you registered the MultiPartConfigProvider class?
2. java.lang.IllegalStateException: Unable to perform operation: create on com.sun.jersey.multipart.impl.MultiPartReaderClientSide
3. java.lang.IllegalStateException: Unable to perform operation: create on org.glassfish.jersey.message.internal.MessageBodyFactory
推荐答案
如果我们使用的是新版的dropwizard,则依赖关系应为:
<dependency>
<groupId>org.glassfish.jersey.media</groupId>
<artifactId>jersey-media-multipart</artifactId>
<version>2.15</version>
</dependency>
因为新版本的dropwizard
使用org.glassfish.jersey.core:jersey-server:jar
.
而且我们必须在应用程序的run
方法中将MultiPartFeature
注册为
environment.jersey().register(MultiPartFeature.class);
有关更多信息,您可以检查这里
If we are using new version of dropwizard, then the dependency should be,
<dependency>
<groupId>org.glassfish.jersey.media</groupId>
<artifactId>jersey-media-multipart</artifactId>
<version>2.15</version>
</dependency>
Because new version of dropwizard
uses org.glassfish.jersey.core:jersey-server:jar
.
And we have to register MultiPartFeature
in our Application's run
method as
environment.jersey().register(MultiPartFeature.class);
For more information you can check here
这篇关于泽西岛:如何注册MultiPartConfigProvider类的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!