rulemgt/src/main/java/org/onap/holmes/rulemgt/bolt/enginebolt/EngineService.java

   1 /**\r
   2  * Copyright 2017 ZTE Corporation.\r
   3  *\r
   4  * Licensed under the Apache License, Version 2.0 (the "License");\r
   5  * you may not use this file except in compliance with the License.\r
   6  * You may obtain a copy of the License at\r
   7  *\r
   8  *     http://www.apache.org/licenses/LICENSE-2.0\r
   9  *\r
  10  * Unless required by applicable law or agreed to in writing, software\r
  11  * distributed under the License is distributed on an "AS IS" BASIS,\r
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13  * See the License for the specific language governing permissions and\r
  14  * limitations under the License.\r
  15  */\r
  16 package org.onap.holmes.rulemgt.bolt.enginebolt;\r
  17 \r
  18 import java.io.IOException;\r
  19 import java.util.HashMap;\r
  20 import javax.ws.rs.core.MediaType;\r
  21 import lombok.extern.slf4j.Slf4j;\r
  22 import org.apache.http.HttpResponse;\r
  23 import org.apache.http.entity.StringEntity;\r
  24 import org.apache.http.impl.client.CloseableHttpClient;\r
  25 import org.jvnet.hk2.annotations.Service;\r
  26 import org.onap.holmes.common.utils.GsonUtil;\r
  27 import org.onap.holmes.common.utils.HttpsUtils;\r
  28 import org.onap.holmes.rulemgt.bean.request.CorrelationCheckRule4Engine;\r
  29 import org.onap.holmes.rulemgt.bean.request.CorrelationDeployRule4Engine;\r
  30 import org.onap.holmes.rulemgt.constant.RuleMgtConstant;\r
  31 import org.onap.holmes.common.config.MicroServiceConfig;\r
  32 \r
  33 @Slf4j\r
  34 @Service\r
  35 public class EngineService {\r
  36 \r
  37     private static final String PREFIX = "https://";\r
  38     private static final String PORT = ":9102";\r
  39 \r
  40     protected HttpResponse delete(String packageName, String ip) throws Exception {\r
  41         HashMap headers = createHeaders();\r
  42         String url = PREFIX + ip + PORT + RuleMgtConstant.ENGINE_PATH + "/" + packageName;\r
  43         CloseableHttpClient httpClient = null;\r
  44         try {\r
  45             httpClient = HttpsUtils.getHttpClient(HttpsUtils.DEFUALT_TIMEOUT);\r
  46             return HttpsUtils.delete(url, headers, httpClient);\r
  47         } finally {\r
  48             closeHttpClient(httpClient);\r
  49         }\r
  50     }\r
  51 \r
  52     protected HttpResponse check(CorrelationCheckRule4Engine correlationCheckRule4Engine, String ip)\r
  53             throws Exception {\r
  54         String content = GsonUtil.beanToJson(correlationCheckRule4Engine);\r
  55         HashMap headers = createHeaders();\r
  56         String url = PREFIX + ip + PORT + RuleMgtConstant.ENGINE_PATH;\r
  57         CloseableHttpClient httpClient = null;\r
  58         try {\r
  59             httpClient = HttpsUtils.getHttpClient(HttpsUtils.DEFUALT_TIMEOUT);\r
  60             return HttpsUtils.post(url, headers, new HashMap<>(), new StringEntity(content), httpClient);\r
  61         } finally {\r
  62             closeHttpClient(httpClient);\r
  63         }\r
  64     }\r
  65 \r
  66     protected HttpResponse deploy(CorrelationDeployRule4Engine correlationDeployRule4Engine, String ip) throws Exception {\r
  67         String content = GsonUtil.beanToJson(correlationDeployRule4Engine);\r
  68         HashMap headers = createHeaders();\r
  69         String url = PREFIX + ip + PORT + RuleMgtConstant.ENGINE_PATH;\r
  70         CloseableHttpClient httpClient = null;\r
  71         try {\r
  72             httpClient = HttpsUtils.getHttpClient(HttpsUtils.DEFUALT_TIMEOUT);\r
  73             return HttpsUtils.put(url, headers, new HashMap<>(), new StringEntity(content),httpClient);\r
  74         } finally {\r
  75             closeHttpClient(httpClient);\r
  76         }\r
  77     }\r
  78 \r
  79     private void closeHttpClient(CloseableHttpClient httpClient) {\r
  80         if (httpClient != null) {\r
  81             try {\r
  82                 httpClient.close();\r
  83             } catch (IOException e) {\r
  84                 log.warn("Failed to close http client!");\r
  85             }\r
  86         }\r
  87     }\r
  88 \r
  89     private HashMap<String, String> createHeaders() {\r
  90         HashMap<String, String> headers = new HashMap<>();\r
  91         headers.put("Content-Type", MediaType.APPLICATION_JSON);\r
  92         headers.put("Accept", MediaType.APPLICATION_JSON);\r
  93         return headers;\r
  94     }\r
  95 }\r