VES collector application settings provider

Extract application settings to diferent class
First step to remove nsaServerLibrary

Change-Id: Ib4fb236ac4683d241c7841ba66f1afbcfb10c92a
Signed-off-by: ZlatkoMurgoski <zlatko.murgoski@nokia.com>
Issue-ID: DCAEGEN2-566

11 files changed, 733 insertions, 119 deletions

diff --git a/src/main/java/org/onap/dcae/ApplicationSettings.java b/src/main/java/org/onap/dcae/ApplicationSettings.java
new file mode 100644
index 00000000..0ebd1e90
--- /dev/null
+++ b/src/main/java/org/onap/dcae/ApplicationSettings.java
@@ -0,0 +1,176 @@
+/*
+ * ============LICENSE_START=======================================================
+ * PROJECT
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2018 Nokia. All rights reserved.s
+ * ================================================================================
+ * 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.dcae;
+
+import com.att.nsa.drumlin.till.nv.impl.nvReadableStack;
+import com.att.nsa.drumlin.till.nv.impl.nvReadableTable;
+import com.att.nsa.drumlin.till.nv.rrNvReadable;
+import com.google.common.annotations.VisibleForTesting;
+import io.vavr.Function1;
+import io.vavr.collection.HashMap;
+import io.vavr.collection.Map;
+import org.apache.commons.configuration.ConfigurationConverter;
+import org.apache.commons.configuration.ConfigurationException;
+import org.apache.commons.configuration.PropertiesConfiguration;
+import org.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.File;
+import java.nio.file.Paths;
+
+/**
+ * Abstraction over application configuration.
+ * Its job is to provide easily discoverable (by method names lookup) and type safe access to configuration properties.
+ */
+public class ApplicationSettings {
+
+    private static final Logger inlog = LoggerFactory.getLogger(ApplicationSettings.class);
+    private static final String COLLECTOR_PROPERTIES = "etc/collector.properties";
+    private final PropertiesConfiguration properties = new PropertiesConfiguration();
+
+    public ApplicationSettings(String[] args, Function1<String[], Map<String, String>> argsParser) {
+        properties.setDelimiterParsingDisabled(true);
+        Map<String, String> parsedArgs = argsParser.apply(args);
+        loadProperties(Paths.get(new File(COLLECTOR_PROPERTIES).getAbsolutePath()).toString());
+        loadCommandLineProperties(parsedArgs);
+        parsedArgs.filterKeys(k -> !k.equals("c")).forEach(this::updateProperty);
+    }
+
+    private void loadCommandLineProperties(Map<String, String> parsedArgs) {
+        parsedArgs.get("c").forEach(e -> {
+            properties.clear();
+            loadProperties(e);
+        });
+    }
+
+    private void loadProperties(String property){
+        try {
+            properties.load(property);
+        } catch (ConfigurationException ex) {
+            inlog.error("Cannot load properties cause:", ex);
+            throw new RuntimeException(ex);
+        }
+    }
+
+    public String validAuthorizationCredentials() {
+        return properties.getString("header.authlist", null);
+    }
+
+    public int maximumAllowedQueuedEvents() {
+        return properties.getInt("collector.inputQueue.maxPending", 1024 * 4);
+    }
+
+    public boolean jsonSchemaValidationEnabled() {
+        return properties.getInt("collector.schema.checkflag", -1) > 0;
+    }
+
+    public boolean authorizationEnabled() {
+        return properties.getInt("header.authflag", 0) > 0;
+    }
+
+    public JSONObject jsonSchema() {
+        return new JSONObject(
+                properties.getString("collector.schema.file", "{\"v5\":\"./etc/CommonEventFormat_28.3.json\"}"));
+    }
+
+    public int httpPort() {
+        return properties.getInt("collector.service.port", 8080);
+    }
+
+    public int httpsPort() {
+        return properties.getInt("collector.service.secure.port", 8443);
+    }
+
+    public boolean httpsEnabled() {
+        return httpsPort() > 0;
+    }
+
+    public boolean eventTransformingEnabled() {
+        return properties.getInt("event.transform.flag", 1) > 0;
+    }
+
+    public String keystorePasswordFileLocation() {
+        return properties.getString("collector.keystore.passwordfile", "./etc/passwordfile");
+    }
+
+    public String keystoreFileLocation() {
+        return properties.getString("collector.keystore.file.location", "../etc/keystore");
+    }
+
+    public String keystoreAlias() {
+        return properties.getString("collector.keystore.alias", "tomcat");
+    }
+
+    public String exceptionConfigFileLocation() {
+        return properties.getString("exceptionConfig", null);
+    }
+
+    public String cambriaConfigurationFileLocation() {
+        return properties.getString("collector.dmaapfile", "./etc/DmaapConfig.json");
+    }
+
+    public Map<String, String[]> dMaaPStreamsMapping() {
+        String streamIdsProperty = properties.getString("collector.dmaap.streamid", null);
+        if (streamIdsProperty == null) {
+            return HashMap.empty();
+        } else {
+            return convertDMaaPStreamsPropertyToMap(streamIdsProperty);
+        }
+    }
+
+    /*
+     * Kept back here for backward compatibility.
+     * RestfulCollectorServlet upon its initialization requires options to be represented
+     * as object represented by rrNvReadable interface, so we define a a handy transformation function here.
+     */
+    public rrNvReadable torrNvReadable() {
+        final nvReadableStack settings = new nvReadableStack();
+        settings.push(new nvReadableTable(ConfigurationConverter.getProperties(properties)));
+        return settings;
+    }
+
+    private Map<String, String[]> convertDMaaPStreamsPropertyToMap(String streamIdsProperty) {
+        java.util.HashMap<String, String[]> domainToStreamIdsMapping = new java.util.HashMap<>();
+        String[] topics = streamIdsProperty.split("\\|");
+        for (String t : topics) {
+            String domain = t.split("=")[0];
+            String[] streamIds = t.split("=")[1].split(",");
+            domainToStreamIdsMapping.put(domain, streamIds);
+        }
+        return HashMap.ofAll(domainToStreamIdsMapping);
+    }
+
+    private void updateProperty(String key, String value) {
+        if (properties.containsKey(key)) {
+            properties.setProperty(key, value);
+        } else {
+            properties.addProperty(key, value);
+        }
+    }
+
+    @VisibleForTesting
+    String getStringDirectly(String key) {
+        return properties.getString(key);
+    }
+}
+
diff --git a/src/main/java/org/onap/dcae/CLIUtils.java b/src/main/java/org/onap/dcae/CLIUtils.java
new file mode 100644
index 00000000..6450d2e5
--- /dev/null
+++ b/src/main/java/org/onap/dcae/CLIUtils.java
@@ -0,0 +1,60 @@
+/*
+ * ============LICENSE_START=======================================================
+ * PROJECT
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2018 Nokia. 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=========================================================
+ */
+
+package org.onap.dcae;
+
+import java.util.HashMap;
+
+/**
+ *  CLIUtils extracted from nsaServerLibrary this implementation will be removed once we switch to different API library
+ */
+public class CLIUtils {
+
+    public static io.vavr.collection.HashMap<String, String>  processCmdLine (String[] args) {
+        final HashMap<String,String> map = new HashMap<String,String> ();
+
+        String lastKey = null;
+        for ( String arg : args )
+        {
+            if ( arg.startsWith ( "-" ) )
+            {
+                if ( lastKey != null )
+                {
+                    map.put ( lastKey.substring(1), "" );
+                }
+                lastKey = arg;
+            }
+            else
+            {
+                if ( lastKey != null )
+                {
+                    map.put ( lastKey.substring(1), arg );
+                }
+                lastKey = null;
+            }
+        }
+        if ( lastKey != null )
+        {
+            map.put ( lastKey.substring(1), "" );
+        }
+        return io.vavr.collection.HashMap.ofAll(map);
+    }
+}
diff --git a/src/main/java/org/onap/dcae/commonFunction/CommonStartup.java b/src/main/java/org/onap/dcae/commonFunction/CommonStartup.java
index 3469531e..36713aa4 100644
--- a/src/main/java/org/onap/dcae/commonFunction/CommonStartup.java
+++ b/src/main/java/org/onap/dcae/commonFunction/CommonStartup.java
@@ -23,14 +23,8 @@ package org.onap.dcae.commonFunction;
 import com.att.nsa.apiServer.ApiServer;

 import com.att.nsa.apiServer.ApiServerConnector;

 import com.att.nsa.apiServer.endpoints.NsaBaseEndpoint;

-import com.att.nsa.cmdLine.NsaCommandLineUtil;

-import com.att.nsa.drumlin.service.framework.DrumlinServlet;

-import com.att.nsa.drumlin.till.nv.impl.nvPropertiesFile;

-import com.att.nsa.drumlin.till.nv.impl.nvReadableStack;

-import com.att.nsa.drumlin.till.nv.impl.nvReadableTable;

 import com.att.nsa.drumlin.till.nv.rrNvReadable;

 import com.att.nsa.drumlin.till.nv.rrNvReadable.loadException;

-import com.att.nsa.drumlin.till.nv.rrNvReadable.missingReqdSetting;

 import com.fasterxml.jackson.core.JsonParseException;

 import com.fasterxml.jackson.databind.JsonNode;

 import com.github.fge.jackson.JsonLoader;

@@ -39,99 +33,75 @@ import com.github.fge.jsonschema.core.report.ProcessingMessage;
 import com.github.fge.jsonschema.core.report.ProcessingReport;

 import com.github.fge.jsonschema.main.JsonSchema;

 import com.github.fge.jsonschema.main.JsonSchemaFactory;

-import java.io.IOException;

-import java.net.URL;

-import java.nio.file.Files;

-import java.nio.file.Paths;

-import java.util.LinkedList;

-import java.util.List;

-import java.util.Map;

-import java.util.concurrent.ExecutorService;

-import java.util.concurrent.Executors;

-import java.util.concurrent.LinkedBlockingQueue;

 import org.apache.catalina.LifecycleException;

 import org.json.JSONArray;

 import org.json.JSONException;

 import org.json.JSONObject;

+import org.onap.dcae.ApplicationSettings;

+import org.onap.dcae.CLIUtils;

 import org.onap.dcae.commonFunction.event.publishing.DMaaPConfigurationParser;

 import org.onap.dcae.commonFunction.event.publishing.EventPublisher;

 import org.onap.dcae.restapi.RestfulCollectorServlet;

 import org.slf4j.Logger;

 import org.slf4j.LoggerFactory;

 

+import java.io.IOException;

+import java.nio.file.Files;

+import java.nio.file.Paths;

+import java.util.LinkedList;

+import java.util.List;

+import java.util.concurrent.ExecutorService;

+import java.util.concurrent.Executors;

+import java.util.concurrent.LinkedBlockingQueue;

+

 public class CommonStartup extends NsaBaseEndpoint implements Runnable {

 

-    private static final String KCONFIG = "c";

-    private static final String KSETTING_PORT = "collector.service.port";

-    private static final int KDEFAULT_PORT = 8080;

-    private static final String KSETTING_SECUREPORT = "collector.service.secure.port";

-    private static final int KDEFAULT_SECUREPORT = -1;

-    private static final String KSETTING_KEYSTOREPASSFILE = "collector.keystore.passwordfile";

-    private static final String KDEFAULT_KEYSTOREPASSFILE = "../etc/passwordfile";

-    private static final String KSETTING_KEYSTOREFILE = "collector.keystore.file.location";

-    private static final String KDEFAULT_KEYSTOREFILE = "../etc/keystore";

-    private static final String KSETTING_KEYALIAS = "collector.keystore.alias";

-    private static final String KDEFAULT_KEYALIAS = "tomcat";

-    private static final String KSETTING_DMAAPCONFIGS = "collector.dmaapfile";

-    private static final String[] KDEFAULT_DMAAPCONFIGS = new String[]{"/etc/DmaapConfig.json"};

-    private static final String KSETTING_SCHEMAVALIDATOR = "collector.schema.checkflag";

-    private static final int KDEFAULT_SCHEMAVALIDATOR = -1;

-    private static final String KSETTING_SCHEMAFILE = "collector.schema.file";

-    private static final String KDEFAULT_SCHEMAFILE = "{\"v5\":\"./etc/CommonEventFormat_28.3.json\"}";

-    private static final String KSETTING_DMAAPSTREAMID = "collector.dmaap.streamid";

-    private static final String KSETTING_AUTHFLAG = "header.authflag";

-    private static final int KDEFAULT_AUTHFLAG = 0;

-    private static final String KSETTING_EVENTTRANSFORMFLAG = "event.transform.flag";

-    private static final int KDEFAULT_EVENTTRANSFORMFLAG = 1;

     private static final Logger metriclog = LoggerFactory.getLogger("com.att.ecomp.metrics");

     public static final Logger inlog = LoggerFactory.getLogger("org.onap.dcae.commonFunction.input");

     static final Logger oplog = LoggerFactory.getLogger("org.onap.dcae.commonFunction.output");

     public static final Logger eplog = LoggerFactory.getLogger("org.onap.dcae.commonFunction.error");

 

-    public static final String KSETTING_AUTHLIST = "header.authlist";

-    static final int KDEFAULT_MAXQUEUEDEVENTS = 1024 * 4;

-    public static int schemaValidatorflag = -1;

-    public static int authflag = 1;

-    static int eventTransformFlag = 1;

+    static int maxQueueEvent = 1024 * 4;

+    public static boolean schemaValidatorflag = false;

+    public static boolean authflag = false;

+    static boolean eventTransformFlag = true;

     public static JSONObject schemaFileJson;

     static String cambriaConfigFile;

-    public static String streamID;

+    public static io.vavr.collection.Map<String , String [] > streamID;

 

     static LinkedBlockingQueue<JSONObject> fProcessingInputQueue;

     private static ApiServer fTomcatServer = null;

     private static final Logger log = LoggerFactory.getLogger(CommonStartup.class);

 

-    private CommonStartup(rrNvReadable settings) throws loadException, IOException, rrNvReadable.missingReqdSetting {

+    private CommonStartup(ApplicationSettings settings) throws loadException, IOException, rrNvReadable.missingReqdSetting {

         final List<ApiServerConnector> connectors = new LinkedList<>();

 

-        if (settings.getInt(KSETTING_PORT, KDEFAULT_PORT) > 0) {

-            connectors.add(new ApiServerConnector.Builder(settings.getInt(KSETTING_PORT, KDEFAULT_PORT)).secure(false)

-                               .build());

+        if (!settings.authorizationEnabled()) {

+            connectors.add(new ApiServerConnector.Builder(settings.httpPort()).secure(false).build());

         }

 

-        final int securePort = settings.getInt(KSETTING_SECUREPORT, KDEFAULT_SECUREPORT);

-        final String keystoreFile = settings.getString(KSETTING_KEYSTOREFILE, KDEFAULT_KEYSTOREFILE);

-        final String keystorePasswordFile = settings.getString(KSETTING_KEYSTOREPASSFILE, KDEFAULT_KEYSTOREPASSFILE);

-        final String keyAlias = settings.getString(KSETTING_KEYALIAS, KDEFAULT_KEYALIAS);

+        final int securePort = settings.httpsPort();

+        final String keystoreFile = settings.keystoreFileLocation();

+        final String keystorePasswordFile = settings.keystorePasswordFileLocation();

+        final String keyAlias = settings.keystoreAlias();

 

-        if (securePort > 0) {

+        if (settings.authorizationEnabled()) {

             String keystorePassword = readFile(keystorePasswordFile);

             connectors.add(new ApiServerConnector.Builder(securePort).secure(true)

-                               .keystorePassword(keystorePassword).keystoreFile(keystoreFile).keyAlias(keyAlias).build());

+                    .keystorePassword(keystorePassword).keystoreFile(keystoreFile).keyAlias(keyAlias).build());

 

         }

 

-        schemaValidatorflag = settings.getInt(KSETTING_SCHEMAVALIDATOR, KDEFAULT_SCHEMAVALIDATOR);

-        if (schemaValidatorflag > 0) {

-            String schemaFile = settings.getString(KSETTING_SCHEMAFILE, KDEFAULT_SCHEMAFILE);

-            schemaFileJson = new JSONObject(schemaFile);

+        schemaValidatorflag = settings.jsonSchemaValidationEnabled();

+        maxQueueEvent = settings.maximumAllowedQueuedEvents();

+        if (schemaValidatorflag) {

+            schemaFileJson = settings.jsonSchema();

 

         }

-        authflag = settings.getInt(CommonStartup.KSETTING_AUTHFLAG, CommonStartup.KDEFAULT_AUTHFLAG);

-        String[] currentConfigFile = settings.getStrings(KSETTING_DMAAPCONFIGS, KDEFAULT_DMAAPCONFIGS);

-        cambriaConfigFile = currentConfigFile[0];

-        streamID = settings.getString(KSETTING_DMAAPSTREAMID, null);

-        eventTransformFlag = settings.getInt(KSETTING_EVENTTRANSFORMFLAG, KDEFAULT_EVENTTRANSFORMFLAG);

+        authflag = settings.authorizationEnabled();

+        cambriaConfigFile = settings.cambriaConfigurationFileLocation();

+        streamID = settings.dMaaPStreamsMapping();

+        eventTransformFlag = settings.eventTransformingEnabled();

 

         fTomcatServer = new ApiServer.Builder(connectors, new RestfulCollectorServlet(settings)).encodeSlashes(true)

             .name("collector").build();

@@ -139,19 +109,12 @@ public class CommonStartup extends NsaBaseEndpoint implements Runnable {
 

     public static void main(String[] args) {

         try {

-            final Map<String, String> argMap = NsaCommandLineUtil.processCmdLine(args, true);

-            final String config = NsaCommandLineUtil.getSetting(argMap, KCONFIG, "collector.properties");

-            final URL settingStream = DrumlinServlet.findStream(config, CommonStartup.class);

-

-            final nvReadableStack settings = new nvReadableStack();

-            settings.push(new nvPropertiesFile(settingStream));

-            settings.push(new nvReadableTable(argMap));

 

-            fProcessingInputQueue = new LinkedBlockingQueue<>(CommonStartup.KDEFAULT_MAXQUEUEDEVENTS);

+            fProcessingInputQueue = new LinkedBlockingQueue<>(CommonStartup.maxQueueEvent);

 

             VESLogger.setUpEcompLogging();

 

-            CommonStartup cs = new CommonStartup(settings);

+            CommonStartup cs = new CommonStartup(new ApplicationSettings(args, CLIUtils::processCmdLine));

 

             Thread commonStartupThread = new Thread(cs);

             commonStartupThread.start();

diff --git a/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java b/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java
index 9d6ad360..a57ea3f0 100644
--- a/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java
+++ b/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java
@@ -7,9 +7,9 @@
  * 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.

@@ -25,7 +25,6 @@ import com.att.nsa.logging.LoggingContext;
 import com.att.nsa.logging.log4j.EcompFields;

 import com.google.common.reflect.TypeToken;

 import com.google.gson.Gson;

-import java.util.Map;

 import org.json.JSONObject;

 import org.onap.dcae.commonFunction.event.publishing.EventPublisher;

 import org.slf4j.Logger;

@@ -40,38 +39,25 @@ import java.util.Arrays;
 import java.util.Date;

 import java.util.HashMap;

 import java.util.List;

-

+import java.util.Map;

 

 class EventProcessor implements Runnable {

 

     private static final Logger log = LoggerFactory.getLogger(EventProcessor.class);

     private static final String EVENT_LITERAL = "event";

     private static final String COMMON_EVENT_HEADER = "commonEventHeader";

-    static final Type EVENT_LIST_TYPE = new TypeToken<List<Event>>() {

-    }.getType();

+    static final Type EVENT_LIST_TYPE = new TypeToken<List<Event>>() {}.getType();

     private final SimpleDateFormat dateFormat = new SimpleDateFormat("EEE, MM dd yyyy hh:mm:ss z");

 

-	static Map<String, String[]> streamidHash = new HashMap<>();

-	public JSONObject event;

+    static Map<String, String[]> streamidHash = new HashMap<>();

+    public JSONObject event;

     private EventPublisher eventPublisher;

 

     public EventProcessor(EventPublisher eventPublisher) {

         this.eventPublisher = eventPublisher;

-        streamidHash = parseStreamIdToStreamHashMapping(CommonStartup.streamID);

-    }

-

-    private Map<String, String[]> parseStreamIdToStreamHashMapping(String streamId) {

-        Map<String, String[]> streamidHash = new HashMap<>();

-        String[] list = streamId.split("\\|");

-        for (String aList : list) {

-            String domain = aList.split("=")[0];

-            String[] streamIdList = aList.substring(aList.indexOf('=') + 1).split(",");

-            streamidHash.put(domain, streamIdList);

-        }

-        return streamidHash;

+        streamidHash = CommonStartup.streamID.toJavaMap();

     }

 

-

     @Override

     public void run() {

         try {

@@ -101,14 +87,13 @@ class EventProcessor implements Runnable {
             log.error("EventProcessor InterruptedException" + e.getMessage());

             Thread.currentThread().interrupt();

         }

-

     }

 

     public void overrideEvent() {

         // Set collector timestamp in event payload before publish

         addCurrentTimeToEvent(event);

 

-        if (CommonStartup.eventTransformFlag == 1) {

+        if (CommonStartup.eventTransformFlag) {

             // read the mapping json file

             try (FileReader fr = new FileReader("./etc/eventTransform.json")) {

                 log.info("parse eventTransform.json");

@@ -118,13 +103,11 @@ class EventProcessor implements Runnable {
                 log.error("Couldn't find file ./etc/eventTransform.json" + e.toString());

             }

         }

-        // Remove VESversion from event. This field is for internal use and must

-        // be removed after use.

+        // Remove VESversion from event. This field is for internal use and must be removed after use.

         if (event.has("VESversion"))

             event.remove("VESversion");

 

         log.debug("Modified event:" + event);

-

     }

 

     private void sendEventsToStreams(String[] streamIdList) {

@@ -132,7 +115,6 @@ class EventProcessor implements Runnable {
             log.info("Invoking publisher for streamId:" + aStreamIdList);

             this.overrideEvent();

             eventPublisher.sendEvent(event, aStreamIdList);

-

         }

     }

 

@@ -145,7 +127,6 @@ class EventProcessor implements Runnable {
     }

 

     void parseEventsJson(List<Event> eventsTransform, ConfigProcessorAdapter configProcessorAdapter) {

-

         // load VESProcessors class at runtime

         for (Event eventTransform : eventsTransform) {

             JSONObject filterObj = new JSONObject(eventTransform.filter.toString());

diff --git a/src/main/java/org/onap/dcae/commonFunction/event/publishing/DMaaPConfigurationParser.java b/src/main/java/org/onap/dcae/commonFunction/event/publishing/DMaaPConfigurationParser.java
index bef14448..5865b12c 100644
--- a/src/main/java/org/onap/dcae/commonFunction/event/publishing/DMaaPConfigurationParser.java
+++ b/src/main/java/org/onap/dcae/commonFunction/event/publishing/DMaaPConfigurationParser.java
@@ -59,8 +59,7 @@ public final class DMaaPConfigurationParser {
 
     private static Try<Map<String, PublisherConfig>> toConfigMap(AnyNode config) {
         return Try(() -> usesLegacyFormat(config) ? parseLegacyFormat(config) : parseNewFormat(config))
-            .mapFailure(enhanceError(
-                f("Parsing DMaaP configuration: '%s' failed, probably it is in unexpected format", config)));
+            .mapFailure(enhanceError(f("Parsing DMaaP configuration: '%s' failed, probably it is in unexpected format", config)));
     }
 
     private static boolean usesLegacyFormat(AnyNode dMaaPConfig) {
diff --git a/src/main/java/org/onap/dcae/restapi/RestfulCollectorServlet.java b/src/main/java/org/onap/dcae/restapi/RestfulCollectorServlet.java
index 0d9df155..e5a29e9f 100644
--- a/src/main/java/org/onap/dcae/restapi/RestfulCollectorServlet.java
+++ b/src/main/java/org/onap/dcae/restapi/RestfulCollectorServlet.java
@@ -27,6 +27,7 @@ import java.net.URL;
 import javax.servlet.ServletException;

 

 import org.apache.tomcat.util.codec.binary.Base64;

+import org.onap.dcae.ApplicationSettings;

 import org.onap.dcae.commonFunction.CommonStartup;

 import org.onap.dcae.commonFunction.VESLogger;

 import org.slf4j.Logger;

@@ -53,10 +54,10 @@ public class RestfulCollectorServlet extends CommonServlet
 

 	private static String authCredentialsList;

 

-	public RestfulCollectorServlet ( rrNvReadable settings ) throws loadException, missingReqdSetting

+	public RestfulCollectorServlet ( ApplicationSettings settings ) throws loadException, missingReqdSetting

 	{

-		super ( settings, "collector", false );

-		authCredentialsList = settings.getString(CommonStartup.KSETTING_AUTHLIST, null);

+		super ( settings.torrNvReadable(), "collector", false );

+		authCredentialsList = settings.validAuthorizationCredentials();

 	}

 

 

@@ -91,7 +92,7 @@ public class RestfulCollectorServlet extends CommonServlet
 			final DrumlinPlayishRoutingFileSource drs = new DrumlinPlayishRoutingFileSource ( routes );

 			drr.addRouteSource ( drs );

 

-			if (CommonStartup.authflag > 0) {

+			if (CommonStartup.authflag) {

 				NsaAuthenticator<NsaSimpleApiKey> NsaAuth;

 				NsaAuth = createAuthenticator(authCredentialsList);

 

diff --git a/src/main/java/org/onap/dcae/restapi/endpoints/EventReceipt.java b/src/main/java/org/onap/dcae/restapi/endpoints/EventReceipt.java
index d028a957..d60e2a11 100644
--- a/src/main/java/org/onap/dcae/restapi/endpoints/EventReceipt.java
+++ b/src/main/java/org/onap/dcae/restapi/endpoints/EventReceipt.java
@@ -100,7 +100,7 @@ public class EventReceipt extends NsaBaseEndpoint {
 			}

 

 			try {

-				if (CommonStartup.authflag == 1) {

+				if (CommonStartup.authflag) {

 					userId = getUser (ctx);

 					retkey = NsaBaseEndpoint.getAuthenticatedUser(ctx);

 				}

@@ -160,8 +160,8 @@ public class EventReceipt extends NsaBaseEndpoint {
 		JSONArray jsonArrayMod = new JSONArray();

 		JSONObject event;

 		FileReader fr;

-		if (retkey != null || CommonStartup.authflag == 0) {

-			if (CommonStartup.schemaValidatorflag > 0) {

+		if (retkey != null || !CommonStartup.authflag) {

+			if (CommonStartup.schemaValidatorflag) {

 				if ((arrayFlag == 1) && (jsonObject.has("eventList") && (!jsonObject.has("event")))

 						|| ((arrayFlag == 0) && (!jsonObject.has("eventList") && (jsonObject.has("event"))))) {

 					fr = new FileReader(schemaFileVersion(vesVersion));

diff --git a/src/test/java/org/onap/dcae/ApplicationSettingsTest.java b/src/test/java/org/onap/dcae/ApplicationSettingsTest.java
new file mode 100644
index 00000000..b162cef2
--- /dev/null
+++ b/src/test/java/org/onap/dcae/ApplicationSettingsTest.java
@@ -0,0 +1,417 @@
+package org.onap.dcae;
+
+/*-
+ * ============LICENSE_START=======================================================
+ * org.onap.dcaegen2.collectors.ves
+ * ================================================================================
+ * Copyright (C) 2018 Nokia. 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=========================================================
+ */
+
+import io.vavr.collection.HashMap;
+import io.vavr.collection.Map;
+import org.json.JSONObject;
+import org.junit.Test;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.Arrays;
+import java.util.Objects;
+
+import static java.util.Collections.singletonList;
+import static org.junit.Assert.*;
+import static org.onap.dcae.CLIUtils.processCmdLine;
+
+public class ApplicationSettingsTest {
+
+    @Test
+    public void shouldMakeApplicationSettingsOutOfCLIArguments() {
+        // given
+        String[] cliArguments = {"-param1", "param1value", "-param2", "param2value"};
+
+        // when
+        ApplicationSettings configurationAccessor = new ApplicationSettings(cliArguments, CLIUtils::processCmdLine);
+        String param1value = configurationAccessor.getStringDirectly("param1");
+        String param2value = configurationAccessor.getStringDirectly("param2");
+
+        // then
+        assertEquals("param1value", param1value);
+        assertEquals("param2value", param2value);
+    }
+
+    @Test
+    public void shouldMakeApplicationSettingsOutOfCLIArgumentsAndAConfigurationFile()
+            throws IOException {
+        // given
+        File tempConfFile = File.createTempFile("doesNotMatter", "doesNotMatter");
+        Files.write(tempConfFile.toPath(), Arrays.asList("section.subSection1=abc", "section.subSection2=zxc"));
+        tempConfFile.deleteOnExit();
+        String[] cliArguments = {"-param1", "param1value", "-param2", "param2value", "-c", tempConfFile.toString()};
+
+        // when
+        ApplicationSettings configurationAccessor = new ApplicationSettings(cliArguments, CLIUtils::processCmdLine);
+        String param1value = configurationAccessor.getStringDirectly("param1");
+        String param2value = configurationAccessor.getStringDirectly("param2");
+        String fromFileParam1Value = configurationAccessor.getStringDirectly("section.subSection1");
+        String fromFileParam2Value = configurationAccessor.getStringDirectly("section.subSection2");
+
+        // then
+        assertEquals("param1value", param1value);
+        assertEquals("param2value", param2value);
+        assertEquals("abc", fromFileParam1Value);
+        assertEquals("zxc", fromFileParam2Value);
+    }
+
+    @Test
+    public void shouldCLIArgumentsOverrideConfigFileParameters() throws IOException {
+        // given
+        String[] cliArguments = {"-section.subSection1", "abc"};
+        File tempConfFile = File.createTempFile("doesNotMatter", "doesNotMatter");
+        Files.write(tempConfFile.toPath(), singletonList("section.subSection1=zxc"));
+        tempConfFile.deleteOnExit();
+
+        // when
+        ApplicationSettings configurationAccessor = new ApplicationSettings(cliArguments, CLIUtils::processCmdLine);
+        String actuallyOverridenByCLIParam = configurationAccessor.getStringDirectly("section.subSection1");
+
+        // then
+        assertEquals("abc", actuallyOverridenByCLIParam);
+    }
+
+    @Test
+    public void shouldReturnHTTPPort() throws IOException {
+        // when
+        int applicationPort = fromTemporaryConfiguration("collector.service.port=8090")
+                .httpPort();
+
+        // then
+        assertEquals(8090, applicationPort);
+    }
+
+    @Test
+    public void shouldReturnDefaultHTTPPort() throws IOException {
+        // when
+        int applicationPort = fromTemporaryConfiguration().httpPort();
+
+        // then
+        assertEquals(8080, applicationPort);
+    }
+
+    @Test
+    public void shouldReturnIfHTTPSIsEnabled() throws IOException {
+        // when
+        boolean httpsEnabled = fromTemporaryConfiguration("collector.service.secure.port=8443")
+                .httpsEnabled();
+
+        // then
+        assertTrue(httpsEnabled);
+    }
+
+    @Test
+    public void shouldReturnIfHTTPIsEnabled() throws IOException {
+        // when
+        boolean httpsEnabled = fromTemporaryConfiguration("collector.service.port=8080").httpsEnabled();
+        // then
+        assertTrue(httpsEnabled);
+    }
+
+    @Test
+    public void shouldByDefaultHTTPSBeDisabled() throws IOException {
+        // when
+        boolean httpsEnabled = fromTemporaryConfiguration().httpsEnabled();
+
+        // then
+        assertTrue(httpsEnabled);
+    }
+
+    @Test
+    public void shouldReturnHTTPSPort() throws IOException {
+        // when
+        int httpsPort = fromTemporaryConfiguration("collector.service.secure.port=8443")
+                .httpsPort();
+
+        // then
+        assertEquals(8443, httpsPort);
+    }
+
+    @Test
+    public void shouldReturnLocationOfThePasswordFile() throws IOException {
+        // when
+        String passwordFileLocation = fromTemporaryConfiguration("collector.keystore.passwordfile=/somewhere/password").keystorePasswordFileLocation();
+
+        // then
+        assertEquals("/somewhere/password", passwordFileLocation);
+    }
+
+    @Test
+    public void shouldReturnDefaultLocationOfThePasswordFile() throws IOException {
+        // when
+        String passwordFileLocation = fromTemporaryConfiguration().keystorePasswordFileLocation();
+
+        // then
+        assertEquals("./etc/passwordfile", passwordFileLocation);
+    }
+
+    @Test
+    public void shouldReturnLocationOfTheKeystoreFile() throws IOException {
+        // when
+        String keystoreFileLocation = fromTemporaryConfiguration("collector.keystore.file.location=/somewhere/keystore")
+                .keystoreFileLocation();
+
+        // then
+        assertEquals("/somewhere/keystore", keystoreFileLocation);
+    }
+
+    @Test
+    public void shouldReturnLocationOfTheDefaultKeystoreFile() throws IOException {
+        // when
+        String keystoreFileLocation = fromTemporaryConfiguration().keystoreFileLocation();
+
+        // then
+        assertEquals("../etc/keystore", keystoreFileLocation);
+    }
+
+
+    @Test
+    public void shouldReturnKeystoreAlias() throws IOException {
+        // when
+        String keystoreAlias = fromTemporaryConfiguration("collector.keystore.alias=alias").keystoreAlias();
+
+        // then
+        assertEquals("alias", keystoreAlias);
+    }
+
+    @Test
+    public void shouldReturnDefaultKeystoreAlias() throws IOException {
+        // when
+        String keystoreAlias = fromTemporaryConfiguration().keystoreAlias();
+
+        // then
+        assertEquals("tomcat", keystoreAlias);
+    }
+
+    @Test
+    public void shouldReturnDMAAPConfigFileLocation() throws IOException {
+        // when
+        String dmaapConfigFileLocation = fromTemporaryConfiguration("collector.dmaapfile=/somewhere/dmaapFile").cambriaConfigurationFileLocation();
+
+        // then
+        assertEquals("/somewhere/dmaapFile", dmaapConfigFileLocation);
+    }
+
+    @Test
+    public void shouldReturnDefaultDMAAPConfigFileLocation() throws IOException {
+        // when
+        String dmaapConfigFileLocation = fromTemporaryConfiguration().cambriaConfigurationFileLocation();
+
+        // then
+        assertEquals("./etc/DmaapConfig.json", dmaapConfigFileLocation);
+    }
+
+    @Test
+    public void shouldReturnMaximumAllowedQueuedEvents() throws IOException {
+        // when
+        int maximumAllowedQueuedEvents = fromTemporaryConfiguration("collector.inputQueue.maxPending=10000")
+                .maximumAllowedQueuedEvents();
+
+        // then
+        assertEquals(10000, maximumAllowedQueuedEvents);
+    }
+
+    @Test
+    public void shouldReturnDefaultMaximumAllowedQueuedEvents() throws IOException {
+        // when
+        int maximumAllowedQueuedEvents = fromTemporaryConfiguration().maximumAllowedQueuedEvents();
+
+        // then
+        assertEquals(1024 * 4, maximumAllowedQueuedEvents);
+    }
+
+    @Test
+    public void shouldTellIfSchemaValidationIsEnabled() throws IOException {
+        // when
+        boolean jsonSchemaValidationEnabled = fromTemporaryConfiguration("collector.schema.checkflag=1")
+                .jsonSchemaValidationEnabled();
+
+        // then
+        assertTrue(jsonSchemaValidationEnabled);
+    }
+
+    @Test
+    public void shouldByDefaultSchemaValidationBeDisabled() throws IOException {
+        // when
+        boolean jsonSchemaValidationEnabled = fromTemporaryConfiguration().jsonSchemaValidationEnabled();
+
+        // then
+        assertFalse(jsonSchemaValidationEnabled);
+    }
+
+    @Test
+    public void shouldReturnJSONSchema() throws IOException {
+        // when
+        JSONObject jsonSchema = fromTemporaryConfiguration("collector.schema.file={\"v1\": {}}")
+                .jsonSchema();
+
+        // then
+        assertEquals(new JSONObject("{\"v1\": {}}").toMap(), jsonSchema.toMap());
+    }
+
+    @Test
+    public void shouldReturnDefaultJSONSchema() throws IOException {
+        // when
+        JSONObject jsonSchema = fromTemporaryConfiguration().jsonSchema();
+
+        // then
+        assertEquals(new JSONObject("{\"v5\":\"./etc/CommonEventFormat_28.3.json\"}").toMap(), jsonSchema.toMap());
+    }
+
+    @Test
+    public void shouldReturnExceptionConfigFileLocation() throws IOException {
+        // when
+        String exceptionConfigFileLocation = fromTemporaryConfiguration("exceptionConfig=/somewhere/exceptionFile")
+                .exceptionConfigFileLocation();
+
+        // then
+        assertEquals("/somewhere/exceptionFile", exceptionConfigFileLocation);
+    }
+
+    @Test
+    public void shouldReturnDefaultExceptionConfigFileLocation() throws IOException {
+        // when
+        String exceptionConfigFileLocation = fromTemporaryConfiguration().exceptionConfigFileLocation();
+
+        // then
+        assertNull(exceptionConfigFileLocation);
+    }
+
+
+    @Test
+    public void shouldReturnDMAAPStreamId() throws IOException {
+        // given
+        Map<String, String[]> expected = HashMap.of(
+                "s", new String[]{"something", "something2"},
+                "s2", new String[]{"something3"}
+        );
+
+        // when
+        Map<String, String[]> dmaapStreamID = fromTemporaryConfiguration("collector.dmaap.streamid=s=something,something2|s2=something3")
+                .dMaaPStreamsMapping();
+
+        // then
+        assertArrayEquals(expected.get("s").get(), Objects.requireNonNull(dmaapStreamID).get("s").get());
+        assertArrayEquals(expected.get("s2").get(), Objects.requireNonNull(dmaapStreamID).get("s2").get());
+        assertEquals(expected.keySet(), dmaapStreamID.keySet());
+    }
+
+    @Test
+    public void shouldReturnDefaultDMAAPStreamId() throws IOException {
+        // when
+        Map<String, String[]> dmaapStreamID = fromTemporaryConfiguration().dMaaPStreamsMapping();
+
+        // then
+        assertEquals(dmaapStreamID, HashMap.empty());
+    }
+
+    @Test
+    public void shouldReturnIfAuthorizationIsEnabled() throws IOException {
+        // when
+        boolean authorizationEnabled = fromTemporaryConfiguration("header.authflag=1")
+                .authorizationEnabled();
+
+        // then
+        assertTrue(authorizationEnabled);
+    }
+
+    @Test
+    public void shouldAuthorizationBeDisabledByDefault() throws IOException {
+        // when
+        boolean authorizationEnabled = fromTemporaryConfiguration().authorizationEnabled();
+
+        // then
+        assertFalse(authorizationEnabled);
+    }
+
+    @Test
+    public void shouldReturnValidCredentials() throws IOException {
+        // when
+        String userToBase64PasswordDelimitedByCommaSeparatedByPipes = fromTemporaryConfiguration(
+                "header.authlist=pasza,123jsad1|someoneelse,12asd31"
+        ).validAuthorizationCredentials();
+
+        // then
+        assertEquals("pasza,123jsad1|someoneelse,12asd31", userToBase64PasswordDelimitedByCommaSeparatedByPipes);
+    }
+
+    @Test
+    public void shouldbyDefaultThereShouldBeNoValidCredentials() throws IOException {
+        // when
+        String userToBase64PasswordDelimitedByCommaSeparatedByPipes = fromTemporaryConfiguration().
+                validAuthorizationCredentials();
+
+        // then
+        assertNull(userToBase64PasswordDelimitedByCommaSeparatedByPipes);
+    }
+
+
+    @Test
+    public void shouldReturnIfEventTransformingIsEnabled() throws IOException {
+        // when
+        boolean isEventTransformingEnabled = fromTemporaryConfiguration("event.transform.flag=0")
+                .eventTransformingEnabled();
+
+        // then
+        assertFalse(isEventTransformingEnabled);
+    }
+
+    @Test
+    public void shouldEventTransformingBeEnabledByDefault() throws IOException {
+        // when
+        boolean isEventTransformingEnabled = fromTemporaryConfiguration().eventTransformingEnabled();
+
+        // then
+        assertTrue(isEventTransformingEnabled);
+    }
+
+    @Test
+    public void shouldReturnCambriaConfigurationFileLocation() throws IOException {
+        // when
+        String cambriaConfigurationFileLocation = fromTemporaryConfiguration("collector.dmaapfile=/somewhere/dmaapConfig")
+                .cambriaConfigurationFileLocation();
+
+        // then
+        assertEquals("/somewhere/dmaapConfig", cambriaConfigurationFileLocation);
+    }
+
+    @Test
+    public void shouldReturnDefaultCambriaConfigurationFileLocation() throws IOException {
+        // when
+        String cambriaConfigurationFileLocation = fromTemporaryConfiguration()
+                .cambriaConfigurationFileLocation();
+
+        // then
+        assertEquals("./etc/DmaapConfig.json", cambriaConfigurationFileLocation);
+    }
+
+    private static ApplicationSettings fromTemporaryConfiguration(String... fileLines)
+            throws IOException {
+        File tempConfFile = File.createTempFile("doesNotMatter", "doesNotMatter");
+        Files.write(tempConfFile.toPath(), Arrays.asList(fileLines));
+        tempConfFile.deleteOnExit();
+        return new ApplicationSettings(new String[]{"-c", tempConfFile.toString()}, args -> processCmdLine(args));
+    }
+
+
+}
\ No newline at end of file
diff --git a/src/test/java/org/onap/dcae/commonFunction/TestCommonStartup.java b/src/test/java/org/onap/dcae/commonFunction/CommonStartupTest.java
index 12428024..5a171484 100644
--- a/src/test/java/org/onap/dcae/commonFunction/TestCommonStartup.java
+++ b/src/test/java/org/onap/dcae/commonFunction/CommonStartupTest.java
@@ -39,16 +39,20 @@ import java.io.FileReader;
 import java.io.IOException;
 import java.util.Map;
 import java.util.concurrent.LinkedBlockingQueue;
+
 import org.json.JSONArray;
 import org.json.JSONObject;
 import org.junit.Test;
 import org.mockito.Mockito;
+import org.onap.dcae.ApplicationSettings;
+import org.onap.dcae.CLIUtils;
 import org.onap.dcae.commonFunction.CommonStartup.QueueFullException;
 import org.onap.dcae.commonFunction.event.publishing.EventPublisher;
 import org.onap.dcae.restapi.RestfulCollectorServlet;
+import org.onap.dcae.vestest.TestingUtilities;
 
 
-public class TestCommonStartup {
+public class CommonStartupTest {
 
     @Test
     public void testParseCLIArguments() {
@@ -67,7 +71,7 @@ public class TestCommonStartup {
     public void shouldPutValidVESEventOnProcessingQueueWithoutExceptions() throws IOException, QueueFullException {
         // given
         CommonStartup.fProcessingInputQueue = new LinkedBlockingQueue<>(
-            CommonStartup.KDEFAULT_MAXQUEUEDEVENTS);
+            CommonStartup.maxQueueEvent);
         JsonElement vesEvent = new JsonParser().parse(new FileReader("src/test/resources/VES_valid.txt"));
         JSONObject validVESEvent = new JSONObject(vesEvent.toString());
         JSONArray jsonArrayMod = new JSONArray().put(validVESEvent);
@@ -80,9 +84,9 @@ public class TestCommonStartup {
     @Test
     public void testParseStreamIdToStreamHashMapping() {
         // given
-        CommonStartup.streamID = "fault=sec_fault|syslog=sec_syslog|heartbeat=sec_heartbeat|measurementsForVfScaling=sec_measurement|mobileFlow=sec_mobileflow|other=sec_other|stateChange=sec_statechange|thresholdCrossingAlert=sec_thresholdCrossingAlert|voiceQuality=ves_voicequality|sipSignaling=ves_sipsignaling";
-        EventProcessor eventProcessor = new EventProcessor(mock(EventPublisher.class));
 
+        CommonStartup.streamID = TestingUtilities.convertDMaaPStreamsPropertyToMap("fault=sec_fault|syslog=sec_syslog|heartbeat=sec_heartbeat|measurementsForVfScaling=sec_measurement|mobileFlow=sec_mobileflow|other=sec_other|stateChange=sec_statechange|thresholdCrossingAlert=sec_thresholdCrossingAlert|voiceQuality=ves_voicequality|sipSignaling=ves_sipsignaling");
+        EventProcessor eventProcessor = new EventProcessor(mock(EventPublisher.class));
         // when
         Map<String, String[]> streamHashMapping = EventProcessor.streamidHash;
 
@@ -94,7 +98,7 @@ public class TestCommonStartup {
     @Test
     public void testAuthListHandler() throws loadException, missingReqdSetting {
         // given
-        final nvReadableStack settings = new nvReadableStack();
+        ApplicationSettings settings = new ApplicationSettings(new String[]{}, CLIUtils::processCmdLine);
 
         String user1 = "secureid";
         String password1Hashed = "IWRjYWVSb2FkbTEyMyEt";
@@ -118,8 +122,6 @@ public class TestCommonStartup {
         // then
         assertEquals(authentic.getSecret(), password1UnHashed);
     }
-
-
 }
 
 
diff --git a/src/test/java/org/onap/dcae/commonFunction/EventProcessorTest.java b/src/test/java/org/onap/dcae/commonFunction/EventProcessorTest.java
index e211c12a..77ef005f 100644
--- a/src/test/java/org/onap/dcae/commonFunction/EventProcessorTest.java
+++ b/src/test/java/org/onap/dcae/commonFunction/EventProcessorTest.java
@@ -22,6 +22,8 @@ package org.onap.dcae.commonFunction;
 
 import com.google.gson.Gson;
 import java.util.concurrent.atomic.AtomicReference;
+
+import io.vavr.collection.HashMap;
 import org.json.JSONObject;
 import org.junit.Before;
 import org.junit.Test;
@@ -29,6 +31,7 @@ import org.mockito.ArgumentCaptor;
 
 import java.util.List;
 import org.onap.dcae.commonFunction.event.publishing.EventPublisher;
+import org.onap.dcae.vestest.TestingUtilities;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.Assert.assertTrue;
@@ -45,8 +48,7 @@ public class EventProcessorTest {
 
     @Before
     public void setUp() {
-        CommonStartup.streamID = "fault=sec_fault|syslog=sec_syslog|heartbeat=sec_heartbeat|measurementsForVfScaling=sec_measurement|mobileFlow=sec_mobileflow|other=sec_other|stateChange=sec_statechange|thresholdCrossingAlert=sec_thresholdCrossingAlert|voiceQuality=ves_voicequality|sipSignaling=ves_sipsignaling";
-        CommonStartup.eventTransformFlag = 1;
+        CommonStartup.streamID = TestingUtilities.convertDMaaPStreamsPropertyToMap("fault=sec_fault|syslog=sec_syslog|heartbeat=sec_heartbeat|measurementsForVfScaling=sec_measurement|mobileFlow=sec_mobileflow|other=sec_other|stateChange=sec_statechange|thresholdCrossingAlert=sec_thresholdCrossingAlert|voiceQuality=ves_voicequality|sipSignaling=ves_sipsignaling");
     }
 
     @Test
diff --git a/src/test/java/org/onap/dcae/vestest/TestingUtilities.java b/src/test/java/org/onap/dcae/vestest/TestingUtilities.java
index 7c7c09dc..eff31f6d 100644
--- a/src/test/java/org/onap/dcae/vestest/TestingUtilities.java
+++ b/src/test/java/org/onap/dcae/vestest/TestingUtilities.java
@@ -23,6 +23,8 @@ import static java.nio.file.Files.readAllBytes;
 
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
+import io.vavr.collection.HashMap;
+
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -30,7 +32,7 @@ import java.nio.file.Paths;
 /**
  * @author Pawel Szalapski (pawel.szalapski@nokia.com)
  */
-final class TestingUtilities {
+public final class TestingUtilities {
 
     private TestingUtilities() {
         // utility class, no objects allowed
@@ -50,6 +52,17 @@ final class TestingUtilities {
         });
     }
 
+    public static HashMap<String, String[]> convertDMaaPStreamsPropertyToMap(String streamIdsProperty) {
+        java.util.HashMap<String, String[]> domainToStreamIdsMapping = new java.util.HashMap<>();
+        String[] topics = streamIdsProperty.split("\\|");
+        for (String t : topics) {
+            String domain = t.split("=")[0];
+            String[] streamIds = t.split("=")[1].split(",");
+            domainToStreamIdsMapping.put(domain, streamIds);
+        }
+        return HashMap.ofAll(domainToStreamIdsMapping);
+    }
+
     private static Path createFile(String path) {
         return rethrow(() -> Files.createFile(Paths.get(path)));
     }