/**

* Copyright 2012-2018 The Feign 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 feign;

import static feign.Util.UTF_8;

import static java.lang.String.format;

import java.io.IOException;

/**

* Origin exception type for all Http Apis.

*/

public class FeignException extends RuntimeException {

private static final long serialVersionUID = 0;

private int status;

private byte[] content;

protected FeignException(String message, Throwable cause) {

super(message, cause);

}

protected FeignException(String message, Throwable cause, byte[] content) {

super(message, cause);

this.content = content;

}

protected FeignException(String message) {

super(message);

}

protected FeignException(int status, String message, byte[] content) {

super(message);

this.status = status;

this.content = content;

}

public int status() {

return this.status;

}

public byte[] content() {

return this.content;

}

public String contentUTF8() {

return new String(content, UTF_8);

}

static FeignException errorReading(Request request, Response ignored, IOException cause) {

return new FeignException(

format("%s reading %s %s", cause.getMessage(), request.httpMethod(), request.url()),

cause,

request.body());

}

public static FeignException errorStatus(String methodKey, Response response) {

String message = format("status %s reading %s", response.status(), methodKey);

byte[] body = {};

try {

if (response.body() != null) {

body = Util.toByteArray(response.body().asInputStream());

}

} catch (IOException ignored) { // NOPMD

}

return new FeignException(response.status(), message, body);

}

static FeignException errorExecuting(Request request, IOException cause) {

return new RetryableException(

format("%s executing %s %s", cause.getMessage(), request.httpMethod(), request.url()),

request.httpMethod(),

cause,

null);

}

}