1 files changed, 97 insertions, 0 deletions
diff --git a/sdnr/northbound/addCMHandle/provider/src/main/java/org/onap/ccsdk/features/sdnr/northbound/addCMHandle/HttpRequester.java b/sdnr/northbound/addCMHandle/provider/src/main/java/org/onap/ccsdk/features/sdnr/northbound/addCMHandle/HttpRequester.java
new file mode 100644
index 000000000..5f6c68d0d
--- /dev/null
+++ b/sdnr/northbound/addCMHandle/provider/src/main/java/org/onap/ccsdk/features/sdnr/northbound/addCMHandle/HttpRequester.java
@@ -0,0 +1,97 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : CCSDK
+ * ================================================================================
+ * Copyright (C) 2022 Wipro Limited.
+ * ================================================================================
+ * 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.ccsdk.features.sdnr.northbound.addCMHandle;
+
+import java.io.BufferedReader;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.Base64;
+import java.util.Objects;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class HttpRequester {
+
+    private static final String ACCEPT = "Accept";
+    private static final String JSON = "application/json";
+    private static final String CONTENT = "Content-Type";
+    private static final String UTF = "UTF-8";
+    private static final String FAILMSG = "Post failed";
+
+    private static final Logger LOG = LoggerFactory.getLogger(HttpRequester.class);
+
+    /**
+     * Send Post Request.
+     */
+    public static String sendPostRequest(String requestUrl, String userCredentials, String requestBody) {
+        String response = "";
+        HttpURLConnection connection = null;
+        BufferedReader br = null;
+        try {
+            URL url = new URL(requestUrl);
+            connection = (HttpURLConnection) url.openConnection();
+            connection.setDoOutput(true);
+            connection.setDoInput(true);
+            connection.setRequestMethod("POST");
+            connection.setRequestProperty(ACCEPT, JSON);
+            connection.setRequestProperty(CONTENT, JSON);
+            if (Objects.nonNull(userCredentials)) {
+                String basicAuth = "Basic " + new String(Base64.getEncoder().encode(userCredentials.getBytes()));
+                connection.setRequestProperty("Authorization", basicAuth);
+            }
+            OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream(), UTF);
+            writer.write(requestBody);
+            writer.close();
+            br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
+            String temp;
+            int responseCode = connection.getResponseCode();
+            LOG.info("response code: {}", responseCode);
+            response = br.readLine();
+            while ((temp = br.readLine()) != null) {
+                response = response.concat(temp);
+            }
+
+            if (response == null) {
+                response = String.valueOf(responseCode);
+            }
+
+        } catch (Exception e) {
+            LOG.error("Exc in post {}", e.toString());
+            response = FAILMSG;
+        } finally {
+            try {
+                if (br != null)
+                    br.close();
+                if (connection != null)
+                    connection.disconnect();
+            } catch (Exception exToIgnore) {
+                LOG.debug("Exc in finally block {}", exToIgnore.toString());
+            }
+        }
+
+        return response;
+    }
+
+}