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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Modifications Copyright (c) 2019 Samsung
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.so.cloudify.connector.http;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.onap.so.cloudify.base.client.CloudifyResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
public class HttpClientResponse implements CloudifyResponse {
private static Logger logger = LoggerFactory.getLogger(HttpClientResponse.class);
private HttpResponse response = null;
private String entityBody = null;
public HttpClientResponse(HttpResponse response) {
this.response = response;
// Read the body so InputStream can be closed
if (response.getEntity() == null) {
// No body
logger.debug("No Response Body");
return;
}
ByteArrayOutputStream responseBody = new ByteArrayOutputStream();
try {
response.getEntity().writeTo(responseBody);
} catch (IOException e) {
throw new HttpClientException("Error Reading Response Body", e);
}
entityBody = responseBody.toString();
logger.debug(entityBody);
}
@Override
public <T> T getEntity(Class<T> returnType) {
// Get appropriate mapper, based on existence of a root element
ObjectMapper mapper = HttpClientConnector.getObjectMapper(returnType);
T resp = null;
try {
resp = mapper.readValue(entityBody, returnType);
} catch (Exception e) {
throw new HttpClientException("Caught exception in getEntity", e);
}
return resp;
}
@Override
public <T> T getErrorEntity(Class<T> returnType) {
return getEntity(returnType);
}
@Override
public InputStream getInputStream() {
return new ByteArrayInputStream(entityBody.getBytes());
}
@Override
public String getHeader(String name) {
return response.getFirstHeader(name).getValue();
}
@Override
public Map<String, String> headers() {
Map<String, String> headers = new HashMap<>();
Header responseHeaders[] = response.getAllHeaders();
for (Header h : responseHeaders) {
headers.put(h.getName(), h.getValue());
}
return headers;
}
}
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