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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.client;
import java.util.ArrayList;
import java.util.List;
import org.onap.so.logging.jaxrs.filter.SpringClientFilter;
import org.springframework.core.ParameterizedTypeReference;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.http.client.BufferingClientHttpRequestFactory;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.web.client.RestClientException;
import org.springframework.web.client.RestTemplate;
public class BaseClient<I, O> {
private HttpHeaders httpHeader;
private String targetUrl;
public HttpHeaders getHttpHeader() {
return httpHeader;
}
public HttpHeaders setDefaultHttpHeaders(String auth) {
httpHeader = new HttpHeaders();
httpHeader.set("Authorization", auth);
httpHeader.setContentType(MediaType.APPLICATION_JSON);
List<MediaType> acceptMediaTypes = new ArrayList<MediaType>();
acceptMediaTypes.add(MediaType.APPLICATION_JSON);
acceptMediaTypes.add(MediaType.TEXT_PLAIN);
httpHeader.setAccept(acceptMediaTypes);
return httpHeader;
}
public void setHttpHeader(HttpHeaders httpHeader) {
this.httpHeader = httpHeader;
}
public String getTargetUrl() {
return targetUrl;
}
public void setTargetUrl(String targetUrl) {
this.targetUrl = targetUrl;
}
public O get(I data, ParameterizedTypeReference<O> typeRef, Object... uriVariables) throws RestClientException {
return run(data, HttpMethod.GET, typeRef, uriVariables);
}
public O post(I data, ParameterizedTypeReference<O> typeRef, Object... uriVariables) throws RestClientException {
return run(data, HttpMethod.POST, typeRef, uriVariables);
}
public O run(I data, HttpMethod method, ParameterizedTypeReference<O> typeRef, Object... uriVariables)
throws RestClientException {
HttpEntity<I> requestEntity = new HttpEntity<I>(data, getHttpHeader());
RestTemplate restTemplate = new RestTemplate();
restTemplate
.setRequestFactory(new BufferingClientHttpRequestFactory(new HttpComponentsClientHttpRequestFactory()));
restTemplate.getInterceptors().add(new SpringClientFilter());
ResponseEntity<O> responseEntity =
restTemplate.exchange(getTargetUrl(), method, requestEntity, typeRef, uriVariables);
return responseEntity.getBody();
}
}
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