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/*
* Copyright 2002-2018 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.client;
import java.nio.charset.Charset;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.lang.Nullable;
/**
* Exception thrown when an HTTP 5xx is received.
*
* @author Arjen Poutsma
* @since 3.0
* @see DefaultResponseErrorHandler
*/
public class HttpServerErrorException extends HttpStatusCodeException {
private static final long serialVersionUID = -2915754006618138282L;
/**
* Constructor with a status code only.
*/
public HttpServerErrorException(HttpStatus statusCode) {
super(statusCode);
}
/**
* Constructor with a status code and status text.
*/
public HttpServerErrorException(HttpStatus statusCode, String statusText) {
super(statusCode, statusText);
}
/**
* Constructor with a status code and status text, and content.
*/
public HttpServerErrorException(
HttpStatus statusCode, String statusText, @Nullable byte[] body, @Nullable Charset charset) {
super(statusCode, statusText, body, charset);
}
/**
* Constructor with a status code and status text, headers, and content.
*/
public HttpServerErrorException(HttpStatus statusCode, String statusText,
@Nullable HttpHeaders headers, @Nullable byte[] body, @Nullable Charset charset) {
super(statusCode, statusText, headers, body, charset);
}
/**
* Create an {@code HttpServerErrorException} or an HTTP status specific sub-class.
* @since 5.1
*/
public static HttpServerErrorException create(
HttpStatus statusCode, String statusText, HttpHeaders headers, byte[] body, @Nullable Charset charset) {
switch (statusCode) {
case INTERNAL_SERVER_ERROR:
return new HttpServerErrorException.InternalServerError(statusText, headers, body, charset);
case NOT_IMPLEMENTED:
return new HttpServerErrorException.NotImplemented(statusText, headers, body, charset);
case BAD_GATEWAY:
return new HttpServerErrorException.BadGateway(statusText, headers, body, charset);
case SERVICE_UNAVAILABLE:
return new HttpServerErrorException.ServiceUnavailable(statusText, headers, body, charset);
case GATEWAY_TIMEOUT:
return new HttpServerErrorException.GatewayTimeout(statusText, headers, body, charset);
default:
return new HttpServerErrorException(statusCode, statusText, headers, body, charset);
}
}
// Subclasses for specific HTTP status codes
/**
* {@link HttpServerErrorException} for status HTTP 500 Internal Server Error.
* @since 5.1
*/
@SuppressWarnings("serial")
public static class InternalServerError extends HttpServerErrorException {
InternalServerError(String statusText, HttpHeaders headers, byte[] body, @Nullable Charset charset) {
super(HttpStatus.INTERNAL_SERVER_ERROR, statusText, headers, body, charset);
}
}
/**
* {@link HttpServerErrorException} for status HTTP 501 Not Implemented.
* @since 5.1
*/
@SuppressWarnings("serial")
public static class NotImplemented extends HttpServerErrorException {
NotImplemented(String statusText, HttpHeaders headers, byte[] body, @Nullable Charset charset) {
super(HttpStatus.NOT_IMPLEMENTED, statusText, headers, body, charset);
}
}
/**
* {@link HttpServerErrorException} for status HTTP HTTP 502 Bad Gateway.
* @since 5.1
*/
@SuppressWarnings("serial")
public static class BadGateway extends HttpServerErrorException {
BadGateway(String statusText, HttpHeaders headers, byte[] body, @Nullable Charset charset) {
super(HttpStatus.BAD_GATEWAY, statusText, headers, body, charset);
}
}
/**
* {@link HttpServerErrorException} for status HTTP 503 Service Unavailable.
* @since 5.1
*/
@SuppressWarnings("serial")
public static class ServiceUnavailable extends HttpServerErrorException {
ServiceUnavailable(String statusText, HttpHeaders headers, byte[] body, @Nullable Charset charset) {
super(HttpStatus.SERVICE_UNAVAILABLE, statusText, headers, body, charset);
}
}
/**
* {@link HttpServerErrorException} for status HTTP 504 Gateway Timeout.
* @since 5.1
*/
@SuppressWarnings("serial")
public static class GatewayTimeout extends HttpServerErrorException {
GatewayTimeout(String statusText, HttpHeaders headers, byte[] body, @Nullable Charset charset) {
super(HttpStatus.GATEWAY_TIMEOUT, statusText, headers, body, charset);
}
}
}
