Java Jersey未执行302重定向
我正在连接到一个服务器,该服务器首先进入身份验证登录页,然后重定向Java Jersey未执行302重定向,java,rest,jersey,Java,Rest,Jersey,我正在连接到一个服务器,该服务器首先进入身份验证登录页,然后重定向 ClientConfig config = new DefaultClientConfig(); config.getProperties().put(ClientConfig.PROPERTY_FOLLOW_REDIRECTS, true); Client client = Client.create(config); client.setFollowRedirects(true); WebResource service =
ClientConfig config = new DefaultClientConfig();
config.getProperties().put(ClientConfig.PROPERTY_FOLLOW_REDIRECTS, true);
Client client = Client.create(config);
client.setFollowRedirects(true);
WebResource service = client.resource(UriBuilder.fromUri(url).build());
String output = service.path(resource)
.path(model)
.path(id)
.accept(MediaType.APPLICATION_JSON)
.get(String.class);
这将引发一个异常:
线程“ThreadJob”中出现异常
com.sun.jersey.api.client.UniformInterfaceException:获取
返回的响应状态为“找到302”
位于com.sun.jersey.api.client.WebResource.handle(WebResource.java:688)
com.sun.jersey.api.client.WebResource.access$200(WebResource.java:74)
位于com.sun.jersey.api.client.WebResource$Builder.get(WebResource.java:509)
泽西1.19版我发现泽西经常很差劲。你几乎会认为他们是想让你做这类事情,他们添加了“followRedirect”选项来迷惑用户
import static org.junit.Assert.*;
import java.util.logging.Logger;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.UriBuilder;
import org.junit.Test;
import com.sun.jersey.api.client.Client;
import com.sun.jersey.api.client.UniformInterfaceException;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.api.client.config.ClientConfig;
import com.sun.jersey.api.client.config.DefaultClientConfig;
import com.sun.jersey.api.client.filter.ClientFilter;
import com.sun.jersey.api.client.filter.LoggingFilter;
public class TestJerseyRedirect {
@Test
public void test() {
ClientConfig config = new DefaultClientConfig();
config.getProperties().put(ClientConfig.PROPERTY_FOLLOW_REDIRECTS, true);
com.sun.jersey.api.client.Client client = Client.create(config);
client.setFollowRedirects(true);
LoggingFilter logging = new LoggingFilter(Logger.getAnonymousLogger());
WebResource service = client.resource(UriBuilder.fromUri("http://mail.google.com").build());
service.addFilter(logging);
try {
String output = service.path("mail")
.accept(MediaType.TEXT_HTML)
.get(String.class);
System.out.println(output);
} catch (UniformInterfaceException e) {
if (e.getResponse().getStatus() == 302) {
String location = e.getResponse().getHeaders().getFirst("Location");
WebResource service2 = client.resource(UriBuilder.fromUri(location).build());
service2.addFilter(logging);
String output2 = service2
.accept(MediaType.TEXT_HTML)
.get(String.class);
System.out.println(output2);
}
else {
e.printStackTrace();
throw e;
}
}
}
}
这会起作用,但显然不是正确的方法。这不那么糟糕,但在存在多个重定向等情况时,可能会给您带来麻烦
@Test
public void testGoodWay() throws Exception {
ClientConfig config = new DefaultClientConfig();
config.getProperties().put(ClientConfig.PROPERTY_FOLLOW_REDIRECTS, true);
com.sun.jersey.api.client.Client client = Client.create(config);
client.setFollowRedirects(true);
LoggingFilter logging = new LoggingFilter(Logger.getAnonymousLogger());
WebResource service = client.resource(UriBuilder.fromUri("http://mail.google.com").build());
service.addFilter(logging);
service.addFilter(new RedirectFilter());
try {
String output = service.path("mail")
.accept(MediaType.TEXT_HTML)
.get(String.class);
System.out.println(output);
} catch (Exception e) {
e.printStackTrace();
}
}
class RedirectFilter extends ClientFilter {
@Override
public ClientResponse handle(ClientRequest cr) throws ClientHandlerException {
ClientHandler ch = getNext();
ClientResponse resp = ch.handle(cr);
if (resp.getClientResponseStatus().getFamily() != Response.Status.Family.REDIRECTION) {
return resp;
}
else {
// try location
String redirectTarget = resp.getHeaders().getFirst("Location");
cr.setURI(UriBuilder.fromUri(redirectTarget).build());
return ch.handle(cr);
}
}
}
为ApacheConnectorProvider()和属性更改您的conectorProvider,并遵循重定向。 例如:
Doc:这里有两个选项可以尝试,您使用的是jersey的哪个版本和哪个http连接器?我使用的是jersey 1.19。我不知道httpconnector是什么。这段代码是我的jersey代码的全部,我没有导入任何httpconnector,非常感谢!我只需要稍微修改一下就可以了:我将
if(resp.getStatusInfo().getFamily()!=Response.Status.Family.REDIRECTION)
更改为if(resp.getClientResponseStatus().getFamily()!=Response.Status.Family.REDIRECTION)
。
ClientConfig clientConfig = new ClientConfig();
clientConfig.connectorProvider(new ApacheConnectorProvider());
client = ClientBuilder.newClient(clientConfig);
Response response = client.target("YOUR_URL")
.property(ClientProperties.FOLLOW_REDIRECTS, true)**
.request()
.get();