X-Git-Url: https://gerrit.onap.org/r/gitweb?p=dmaap%2Fmessagerouter%2Fmirroragent.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fcom%2Fatt%2Fnsa%2FdmaapMMAgent%2FTopicUtil.java;fp=src%2Fmain%2Fjava%2Fcom%2Fatt%2Fnsa%2FdmaapMMAgent%2FTopicUtil.java;h=f3b8552607e35a80105d5608de743e43e2cf4c6d;hp=0000000000000000000000000000000000000000;hb=79f026709bde8b26fd9b5f31535ee429497b951d;hpb=187e90c38e53cf155d13c7ed115350d14f98a112

diff --git a/src/main/java/com/att/nsa/dmaapMMAgent/TopicUtil.java b/src/main/java/com/att/nsa/dmaapMMAgent/TopicUtil.java
new file mode 100644
index 0000000..f3b8552
--- /dev/null
+++ b/src/main/java/com/att/nsa/dmaapMMAgent/TopicUtil.java
@@ -0,0 +1,104 @@
+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  org.onap.dmaap
+ *  ================================================================================
+ *  Copyright © 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=========================================================
+ *
+ *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ *  
+ *******************************************************************************/
+
+package com.att.nsa.dmaapMMAgent;
+
+import java.io.BufferedReader;
+import java.io.DataOutputStream;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+
+import org.apache.log4j.Logger;
+
+import com.google.gson.Gson;
+import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;
+
+public class TopicUtil {
+
+	static final Logger logger = Logger.getLogger(TopicUtil.class);
+
+	public String publishTopic(String topicURL, String topicname, String mechid, String password, String message) {
+		try {
+			String requestURL = topicURL + "/events/" + topicname;
+			String authString = mechid + ":" + password;
+			String authStringEnc = Base64.encode(authString.getBytes());
+			URL url = new URL(requestURL);
+			HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+			connection.setRequestMethod("POST");
+			connection.setDoOutput(true);
+			connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
+			connection.setRequestProperty("Content-Type", "application/json");
+			connection.setRequestProperty("Content-Length", Integer.toString(message.length()));
+			DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
+			wr.write(message.getBytes());
+
+			InputStream content = (InputStream) connection.getInputStream();
+			BufferedReader in = new BufferedReader(new InputStreamReader(content));
+			String line;
+			String response = "";
+			while ((line = in.readLine()) != null) {
+				response = response + line;
+			}
+			return response;
+
+		} catch (Exception e) {
+			logger.error(" Exception Occered " + e);
+			return "ERROR:" + e.getLocalizedMessage();
+		}
+	}
+
+	public String subscribeTopic(String topicURL, String topicname, String timeout, String mechid, String password) {
+		String response = "";
+		try {
+			String requestURL = topicURL + "/events/" + topicname + "/mirrormakeragent/1?timeout=" + timeout
+					+ "&limit=1";
+			String authString = mechid + ":" + password;
+			String authStringEnc = Base64.encode(authString.getBytes());
+			URL url = new URL(requestURL);
+			HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+			connection.setRequestMethod("GET");
+			connection.setDoOutput(true);
+			connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
+			connection.setRequestProperty("Content-Type", "application/json");
+			InputStream content = (InputStream) connection.getInputStream();
+			BufferedReader in = new BufferedReader(new InputStreamReader(content));
+			String line;
+
+			while ((line = in.readLine()) != null) {
+				response = response + line;
+			}
+			Gson g = new Gson();
+			// get message as JSON String Array
+			String[] topicMessage = g.fromJson(response, String[].class);
+			if (topicMessage.length != 0) {
+				return topicMessage[0];
+			}
+		} catch (Exception e) {
+			logger.error(" Exception Occered " + e);
+			return "ERROR:" + e.getMessage() + " Server Response is:" + response;
+		}
+		return null;
+	}
+
+}