/*
* Copyright 2013 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.xd.rest.client.impl;
import java.io.IOException;
import java.util.List;
import org.springframework.hateoas.VndErrors;
import org.springframework.hateoas.VndErrors.VndError;
import org.springframework.http.client.ClientHttpResponse;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.web.client.DefaultResponseErrorHandler;
import org.springframework.web.client.HttpMessageConverterExtractor;
import org.springframework.web.client.ResponseExtractor;
/**
* Extension of {@link DefaultResponseErrorHandler} that knows how to de-serialize a {@link VndError} structure.
*
* @author Eric Bottard
*/
public class VndErrorResponseErrorHandler extends DefaultResponseErrorHandler {
private ResponseExtractor<VndErrors> errorExtractor;
public VndErrorResponseErrorHandler(List<HttpMessageConverter<?>> messageConverters) {
errorExtractor = new HttpMessageConverterExtractor<VndErrors>(VndErrors.class, messageConverters);
}
@Override
public void handleError(ClientHttpResponse response) throws IOException {
VndErrors error = null;
try {
error = errorExtractor.extractData(response);
}
catch (Exception e) {
super.handleError(response);
}
throw new SpringXDException(error);
}
}