1 files changed, 158 insertions, 0 deletions
diff --git a/UniversalVesAdapter/src/main/java/org/onap/universalvesadapter/service/VESAdapterInitializer.java b/UniversalVesAdapter/src/main/java/org/onap/universalvesadapter/service/VESAdapterInitializer.java
new file mode 100644
index 0000000..f92511e
--- /dev/null
+++ b/UniversalVesAdapter/src/main/java/org/onap/universalvesadapter/service/VESAdapterInitializer.java
@@ -0,0 +1,158 @@
+/*
+* ============LICENSE_START=======================================================
+* ONAP : DCAE
+* ================================================================================
+* Copyright 2018 TechMahindra
+*=================================================================================
+* 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.universalvesadapter.service;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.commons.codec.binary.Hex;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.core.Ordered;
+import org.springframework.stereotype.Component;
+
+//AdapterInitializer
+@Component
+public class VESAdapterInitializer implements CommandLineRunner, Ordered {
+	private static final Logger LOGGER = LoggerFactory.getLogger(VESAdapterInitializer.class);
+	@Value("${spring.datasource.url}")
+	String dBurl;
+	@Value("${spring.datasource.username}")
+	String user;
+	@Value("${spring.datasource.password}")
+	String pwd;
+
+	private static Map<String, String> mappingFiles = new HashMap<String, String>();
+	private static Map<String, String> env;
+	private static String url;
+	public static String retString;
+	public static String retCBSString;
+
+	@Override
+	public void run(String... args) throws Exception {
+
+		fetchMappingFile();
+		getconsul();
+
+	}
+
+	private void getconsul() {
+
+		env = System.getenv();
+		for (Map.Entry<String, String> entry : env.entrySet()) {
+			LOGGER.info(entry.getKey() + ":" + entry.getValue());
+		}
+
+		if (env.containsKey("CONSUL_HOST") && env.containsKey("CONFIG_BINDING_SERVICE")) {
+			LOGGER.info(">>>Dynamic configuration to be fetched from ConfigBindingService");
+			url = env.get("CONSUL_HOST") + ":8500/v1/catalog/service/" + env.get("CONFIG_BINDING_SERVICE");
+
+			retString = executecurl(url);
+
+		} else {
+		
+		 
+
+			LOGGER.info(">>>Static configuration to be used");
+			
+
+		}
+
+	}
+
+	private String executecurl(String url) {
+
+		String[] command = { "curl", "-v", url };
+		ProcessBuilder process = new ProcessBuilder(command);
+		Process p;
+		String result = null;
+		try {
+			p = process.start();
+			InputStreamReader ipr = new InputStreamReader(p.getInputStream());
+			BufferedReader reader = new BufferedReader(ipr);
+			StringBuilder builder = new StringBuilder();
+			String line;
+
+			while ((line = reader.readLine()) != null) {
+				builder.append(line);
+			}
+			result = builder.toString();
+			LOGGER.info(result);
+
+			reader.close();
+			ipr.close();
+		} catch (IOException e) {
+			LOGGER.error("error", e);
+			e.printStackTrace();
+		}
+		return result;
+
+	}
+
+	public void fetchMappingFile() {
+		try (Connection con = DriverManager.getConnection(dBurl, user, pwd)) {
+			LOGGER.info("Retrieving data from DB");
+			PreparedStatement pstmt = con.prepareStatement("SELECT * FROM mapping_file");
+			ResultSet rs = pstmt.executeQuery();
+			// parsing the column each time is a linear search
+			int column1Pos = rs.findColumn("enterpriseid");
+			int column2Pos = rs.findColumn("mappingfilecontents");
+			String hexString;
+			while (rs.next()) {
+				String column1 = rs.getString(column1Pos);
+				String column2 = rs.getString(column2Pos);
+				hexString = column2.substring(2);
+				byte[] bytes = Hex.decodeHex(hexString.toCharArray());
+				String data = new String(bytes, "UTF-8");
+				mappingFiles.put(column1, data);
+			}
+			LOGGER.info("DB Initialization Completed..." + mappingFiles.size());
+		} catch (Exception e) {
+			LOGGER.error("Error occured due to :" + e.getMessage());
+			e.printStackTrace();
+		}
+
+	}
+
+	public static Map<String, String> getMappingFiles() {
+		return mappingFiles;
+	}
+
+	public static void setMappingFiles(Map<String, String> mappingFiles) {
+		VESAdapterInitializer.mappingFiles = mappingFiles;
+	}
+
+	@Override
+	public int getOrder() {
+		return 1;
+	}
+
+}