2 * Copyright 2017 ZTE Corporation.
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4 * Licensed under the Apache License, Version 2.0 (the "License");
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5 * you may not use this file except in compliance with the License.
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6 * You may obtain a copy of the License at
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8 * http://www.apache.org/licenses/LICENSE-2.0
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10 * Unless required by applicable law or agreed to in writing, software
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11 * distributed under the License is distributed on an "AS IS" BASIS,
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12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 * See the License for the specific language governing permissions and
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14 * limitations under the License.
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16 package org.onap.holmes.common.dmaap;
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18 import java.io.IOException;
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19 import lombok.extern.slf4j.Slf4j;
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20 import org.apache.http.client.methods.HttpPost;
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21 import org.apache.http.impl.client.CloseableHttpClient;
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22 import org.onap.holmes.common.dmaap.entity.PolicyMsg;
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23 import org.onap.holmes.common.exception.CorrelationException;
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24 import com.google.gson.Gson;
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25 import java.util.HashMap;
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26 import javax.ws.rs.core.MediaType;
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27 import lombok.Getter;
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28 import lombok.Setter;
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29 import org.apache.http.HttpResponse;
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30 import org.apache.http.HttpStatus;
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31 import org.apache.http.entity.StringEntity;
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32 import org.jvnet.hk2.annotations.Service;
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33 import org.onap.holmes.common.utils.HttpsUtils;
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39 public class Publisher {
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41 private String topic;
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43 private String authInfo;
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44 private String authExpDate;
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46 public boolean publish(PolicyMsg msg) throws CorrelationException {
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49 //content = JSON.toJSONString(msg);
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50 content = new Gson().toJson(msg);
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51 } catch (Exception e) {
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52 throw new CorrelationException("Failed to convert the message object to a json string.",
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55 HttpResponse httpResponse;
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56 HashMap<String, String> headers = new HashMap<>();
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57 headers.put("Accept", MediaType.APPLICATION_JSON);
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58 headers.put("Content-Type", MediaType.APPLICATION_JSON);
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59 CloseableHttpClient httpClient = null;
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60 HttpPost httpPost = new HttpPost(url);
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62 httpClient = HttpsUtils.getConditionalHttpsClient(HttpsUtils.DEFUALT_TIMEOUT);
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63 httpResponse = HttpsUtils.post(httpPost, headers, new HashMap<>(), new StringEntity(content, "utf-8"), httpClient);
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64 } catch (Exception e) {
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65 throw new CorrelationException("Failed to connect to DCAE.", e);
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67 httpPost.releaseConnection();
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68 if (httpClient != null) {
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71 } catch (IOException e) {
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72 log.warn("Failed to close http client!");
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76 return checkStatus(httpResponse);
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79 private boolean checkStatus(HttpResponse httpResponse) {
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80 return (httpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) ? true : false;
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