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Lenient tolerance of unknown HTTP status codes behind RestTemplate

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Issue: SPR-15978
This commit is contained in:
Juergen Hoeller
2017-09-20 10:54:58 +02:00
parent 87df393f91
commit 18a3322d2f
8 changed files with 69 additions and 57 deletions
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13
spring-websocket/src/main/java/org/springframework/web/socket/sockjs/client/RestTemplateXhrTransport.java
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@@ -37,6 +37,7 @@ import org.springframework.web.client.RequestCallback;
import org.springframework.web.client.ResponseExtractor;
import org.springframework.web.client.RestOperations;
import org.springframework.web.client.RestTemplate;
import org.springframework.web.client.UnknownHttpStatusCodeException;
import org.springframework.web.socket.CloseStatus;
import org.springframework.web.socket.TextMessage;
import org.springframework.web.socket.WebSocketHandler;
@@ -205,14 +206,22 @@ public class RestTemplateXhrTransport extends AbstractXhrTransport {
@Override
public Object extractData(ClientHttpResponse response) throws IOException {
if (!HttpStatus.OK.equals(response.getStatusCode())) {
throw new HttpServerErrorException(response.getStatusCode());
try {
if (!HttpStatus.OK.equals(response.getStatusCode())) {
throw new HttpServerErrorException(response.getStatusCode());
}
}
catch (IllegalArgumentException ex) {
throw new UnknownHttpStatusCodeException(
response.getRawStatusCode(), response.getStatusText(), response.getHeaders(), null, null);
}
if (logger.isTraceEnabled()) {
logger.trace("XHR receive headers: " + response.getHeaders());
}
InputStream is = response.getBody();
ByteArrayOutputStream os = new ByteArrayOutputStream();
while (true) {
if (this.sockJsSession.isDisconnected()) {
if (logger.isDebugEnabled()) {