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-rw-r--r--src/main/java/org/onap/dcae/ApplicationConfigurationListener.java105
-rw-r--r--src/main/java/org/onap/dcae/VesApplication.java50
-rw-r--r--src/main/java/org/onap/dcae/configuration/ConfigParsing.java6
-rw-r--r--src/main/java/org/onap/dcae/configuration/ConfigUpdater.java (renamed from src/main/java/org/onap/dcae/configuration/ConfigLoader.java)14
-rw-r--r--src/main/java/org/onap/dcae/configuration/ConfigUpdaterFactory.java (renamed from src/main/java/org/onap/dcae/configuration/ConfigLoaderFactory.java)17
-rw-r--r--src/main/java/org/onap/dcae/configuration/ConfigurationHandler.java109
-rw-r--r--src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationProvider.java (renamed from src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationResolver.java)49
-rw-r--r--src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolver.java58
-rw-r--r--src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolverFactory.java28
9 files changed, 290 insertions, 146 deletions
diff --git a/src/main/java/org/onap/dcae/ApplicationConfigurationListener.java b/src/main/java/org/onap/dcae/ApplicationConfigurationListener.java
new file mode 100644
index 00000000..b86bc1ec
--- /dev/null
+++ b/src/main/java/org/onap/dcae/ApplicationConfigurationListener.java
@@ -0,0 +1,105 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * VES Collector
+ * ================================================================================
+ * Copyright (C) 2020 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 org.onap.dcae.configuration.ConfigurationHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import reactor.core.Disposable;
+
+import java.time.Duration;
+
+/**
+ * ApplicationConfigurationListener is used to listen at notifications with configuration updates send from Consul.
+ */
+public class ApplicationConfigurationListener implements Runnable {
+
+ private static Logger log = LoggerFactory.getLogger(ApplicationConfigurationListener.class);
+
+ private Duration interval;
+ private boolean terminate = false;
+ private final ConfigurationHandler configurationHandler;
+
+ /**
+ * Constructor
+ * @param interval defines period of time when notification can come
+ * @param configurationHandler handles notifications send by Consul
+ */
+ public ApplicationConfigurationListener(Duration interval, ConfigurationHandler configurationHandler) {
+ this.interval = interval;
+ this.configurationHandler = configurationHandler;
+ }
+
+ /**
+ * Reload listener to start listening for Consul notifications with defined interval.
+ * @param interval defines period of time when notification can come
+ */
+ public synchronized void reload(Duration interval) {
+ this.interval = interval;
+ log.info("Handler configuration was changed. Need to reload configuration handler.");
+ sendReloadAction();
+ }
+
+ synchronized void sendReloadAction() {
+ this.notifyAll();
+ }
+
+ /**
+ * Start listening for Consul notification.
+ */
+ @Override
+ public void run() {
+ Disposable consulListener = null;
+ do {
+ try {
+ consulListener = listenForConfigurationUpdates();
+ synchronized (this) {
+ log.info("Switch to configuration handler thread. Active waiting for configuration from Consul.");
+ this.wait();
+ }
+ } catch (Exception e) {
+ log.error("Unexpected error occurred during handling data from Consul.", e);
+ terminate();
+ } finally {
+ stopListeningForConfigurationUpdates(consulListener);
+ }
+ } while (!this.terminate);
+ }
+
+ private Disposable listenForConfigurationUpdates() {
+ return this.configurationHandler.startListen(this.interval);
+ }
+
+ void terminate() {
+ this.terminate = true;
+ }
+
+ /**
+ * Release resources when there is a need to stop listener
+ * @param consulListener Handler to Consul listener
+ */
+ void stopListeningForConfigurationUpdates(Disposable consulListener) {
+ if (consulListener != null) {
+ consulListener.dispose();
+ }
+ }
+}
diff --git a/src/main/java/org/onap/dcae/VesApplication.java b/src/main/java/org/onap/dcae/VesApplication.java
index e5ee6e35..ec04157f 100644
--- a/src/main/java/org/onap/dcae/VesApplication.java
+++ b/src/main/java/org/onap/dcae/VesApplication.java
@@ -27,8 +27,10 @@ import org.onap.dcae.common.validator.StndDefinedValidatorResolver;
import org.onap.dcae.common.publishing.DMaaPConfigurationParser;
import org.onap.dcae.common.publishing.DMaaPEventPublisher;
import org.onap.dcae.common.publishing.PublisherConfig;
-import org.onap.dcae.configuration.ConfigLoader;
-import org.onap.dcae.configuration.ConfigLoaderFactory;
+import org.onap.dcae.configuration.ConfigurationHandler;
+import org.onap.dcae.configuration.ConfigUpdater;
+import org.onap.dcae.configuration.ConfigUpdaterFactory;
+import org.onap.dcae.configuration.cbs.CbsClientConfigurationProvider;
import org.onap.dcaegen2.services.sdk.services.external.schema.manager.service.StndDefinedValidator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -42,37 +44,38 @@ import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Lazy;
import java.nio.file.Paths;
-import java.util.concurrent.ScheduledFuture;
+import java.time.Duration;
import java.util.concurrent.ScheduledThreadPoolExecutor;
-import java.util.concurrent.TimeUnit;
@SpringBootApplication(exclude = {GsonAutoConfiguration.class, SecurityAutoConfiguration.class})
public class VesApplication {
+ private static final int DEFAULT_CONFIGURATION_FETCH_PERIOD = 5;
+
private static final Logger incomingRequestsLogger = LoggerFactory.getLogger("org.onap.dcae.common.input");
private static final Logger errorLog = LoggerFactory.getLogger("org.onap.dcae.common.error");
private static ApplicationSettings applicationSettings;
private static ConfigurableApplicationContext context;
- private static ConfigLoader configLoader;
- private static ScheduledThreadPoolExecutor scheduledThreadPoolExecutor;
+ private static ConfigUpdater configUpdater;
private static DMaaPEventPublisher eventPublisher;
- private static ScheduledFuture<?> scheduleFeatures;
+ private static ApplicationConfigurationListener applicationConfigurationListener;
public static void main(String[] args) {
SpringApplication app = new SpringApplication(VesApplication.class);
applicationSettings = new ApplicationSettings(args, CLIUtils::processCmdLine);
- scheduledThreadPoolExecutor = new ScheduledThreadPoolExecutor(1);
init();
+
+ applicationConfigurationListener = startListeningForApplicationConfigurationStoredInConsul();
+
app.setAddCommandLineProperties(true);
context = app.run();
- configLoader.updateConfig();
}
public static void restartApplication() {
Thread thread = new Thread(() -> {
context.close();
applicationSettings.reloadProperties();
- scheduleFeatures.cancel(true);
+ applicationConfigurationListener.reload(Duration.ofMinutes(applicationSettings.configurationUpdateFrequency()));
init();
context = SpringApplication.run(VesApplication.class);
});
@@ -81,26 +84,20 @@ public class VesApplication {
}
private static void init() {
- createConfigLoader();
- createSchedulePoolExecutor();
- createExecutors();
- }
-
- private static void createExecutors() {
+ configUpdater = ConfigUpdaterFactory.create(
+ applicationSettings.configurationFileLocation(),
+ Paths.get(applicationSettings.dMaaPConfigurationFileLocation()));
eventPublisher = new DMaaPEventPublisher(getDmaapConfig());
}
- private static void createSchedulePoolExecutor() {
- scheduleFeatures = scheduledThreadPoolExecutor.scheduleAtFixedRate(configLoader::updateConfig,
- applicationSettings.configurationUpdateFrequency(),
- applicationSettings.configurationUpdateFrequency(),
- TimeUnit.MINUTES);
- }
+ private static ApplicationConfigurationListener startListeningForApplicationConfigurationStoredInConsul() {
+ ConfigurationHandler cbsHandler = new ConfigurationHandler(new CbsClientConfigurationProvider(), configUpdater);
+ ApplicationConfigurationListener applicationConfigProvider = new ApplicationConfigurationListener(Duration.ofMinutes(DEFAULT_CONFIGURATION_FETCH_PERIOD), cbsHandler);
- private static void createConfigLoader() {
- configLoader = ConfigLoaderFactory.create(
- applicationSettings.configurationFileLocation(),
- Paths.get(applicationSettings.dMaaPConfigurationFileLocation()));
+ ScheduledThreadPoolExecutor scheduledThreadPoolExecutor = new ScheduledThreadPoolExecutor(1);
+ scheduledThreadPoolExecutor.execute(applicationConfigProvider);
+
+ return applicationConfigProvider;
}
private static Map<String, PublisherConfig> getDmaapConfig() {
@@ -136,5 +133,4 @@ public class VesApplication {
public StndDefinedValidator getStndDefinedValidator(StndDefinedValidatorResolver resolver) {
return resolver.resolve();
}
-
}
diff --git a/src/main/java/org/onap/dcae/configuration/ConfigParsing.java b/src/main/java/org/onap/dcae/configuration/ConfigParsing.java
index 13deff73..d648332d 100644
--- a/src/main/java/org/onap/dcae/configuration/ConfigParsing.java
+++ b/src/main/java/org/onap/dcae/configuration/ConfigParsing.java
@@ -47,11 +47,11 @@ interface ConfigParsing {
}
static Map<String, String> getProperties(JSONObject configuration) {
- log.info(f("Getting properties configuration from app configuration: '%s'", configuration));
+ log.debug(f("Getting properties configuration from app configuration: '%s'", configuration));
Map<String, String> confEntries = toList(configuration.toMap().entrySet().iterator())
.toMap(e -> Tuple(e.getKey(), String.valueOf(e.getValue())))
.filterKeys(e -> !e.startsWith("streams_publishes"));
- log.info(f("Found following app properties: '%s'", confEntries));
+ log.debug(f("Found following app properties: '%s'", confEntries));
return confEntries;
}
-} \ No newline at end of file
+}
diff --git a/src/main/java/org/onap/dcae/configuration/ConfigLoader.java b/src/main/java/org/onap/dcae/configuration/ConfigUpdater.java
index eaeb09e3..eb1a1a5f 100644
--- a/src/main/java/org/onap/dcae/configuration/ConfigLoader.java
+++ b/src/main/java/org/onap/dcae/configuration/ConfigUpdater.java
@@ -22,27 +22,23 @@ package org.onap.dcae.configuration;
import io.vavr.collection.Map;
import io.vavr.control.Option;
import org.json.JSONObject;
-import org.onap.dcae.configuration.cbs.CbsConfigResolver;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class ConfigLoader {
+public class ConfigUpdater {
- private static final Logger log = LoggerFactory.getLogger(ConfigLoader.class);
+ private static final Logger log = LoggerFactory.getLogger(ConfigUpdater.class);
private final ConfigFilesFacade configFilesFacade;
- private final CbsConfigResolver cbsConfigResolver;
private final Runnable applicationRestarter;
private boolean isApplicationRestartNeeded;
- ConfigLoader(ConfigFilesFacade configFilesFacade, CbsConfigResolver cbsConfigResolver, Runnable applicationRestarter) {
+ public ConfigUpdater(ConfigFilesFacade configFilesFacade, Runnable applicationRestarter) {
this.configFilesFacade = configFilesFacade;
- this.cbsConfigResolver = cbsConfigResolver;
this.applicationRestarter = applicationRestarter;
this.isApplicationRestartNeeded = false;
}
- public synchronized void updateConfig() {
- Option<JSONObject> appConfig = cbsConfigResolver.getAppConfig();
+ public synchronized void updateConfig(Option<JSONObject> appConfig) {
appConfig.peek(this::handleUpdate).onEmpty(logSkipMessage());
}
@@ -96,4 +92,4 @@ public class ConfigLoader {
isApplicationRestartNeeded = false;
}
}
-} \ No newline at end of file
+}
diff --git a/src/main/java/org/onap/dcae/configuration/ConfigLoaderFactory.java b/src/main/java/org/onap/dcae/configuration/ConfigUpdaterFactory.java
index e5ea3c59..866bc20b 100644
--- a/src/main/java/org/onap/dcae/configuration/ConfigLoaderFactory.java
+++ b/src/main/java/org/onap/dcae/configuration/ConfigUpdaterFactory.java
@@ -21,17 +21,16 @@ package org.onap.dcae.configuration;
import java.nio.file.Path;
import org.onap.dcae.VesApplication;
-import org.onap.dcae.configuration.cbs.CbsConfigResolver;
-import org.onap.dcae.configuration.cbs.CbsConfigResolverFactory;
-public class ConfigLoaderFactory {
+public class ConfigUpdaterFactory {
- public static ConfigLoader create(Path propertiesFile, Path dmaapConfigFile) {
+ private ConfigUpdaterFactory() {
+ }
+
+ public static ConfigUpdater create(Path propertiesFile, Path dmaapConfigFile) {
ConfigFilesFacade configFilesFacade = new ConfigFilesFacade(propertiesFile, dmaapConfigFile);
- CbsConfigResolver cbsConfigResolver = new CbsConfigResolverFactory().create();
- return new ConfigLoader(
+ return new ConfigUpdater(
configFilesFacade,
- cbsConfigResolver,
- VesApplication::restartApplication);
+ VesApplication::restartApplication);
}
-} \ No newline at end of file
+}
diff --git a/src/main/java/org/onap/dcae/configuration/ConfigurationHandler.java b/src/main/java/org/onap/dcae/configuration/ConfigurationHandler.java
new file mode 100644
index 00000000..ebdf0474
--- /dev/null
+++ b/src/main/java/org/onap/dcae/configuration/ConfigurationHandler.java
@@ -0,0 +1,109 @@
+/*
+ * ============LICENSE_START=======================================================
+ * VES Collector
+ * ================================================================================
+ * Copyright (C) 2020 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.configuration;
+
+import com.google.gson.JsonObject;
+import io.vavr.control.Option;
+import org.json.JSONObject;
+import org.onap.dcae.configuration.cbs.CbsClientConfigurationProvider;
+import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient;
+import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClientFactory;
+import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsRequests;
+import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration;
+import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsRequest;
+import org.onap.dcaegen2.services.sdk.rest.services.model.logging.RequestDiagnosticContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import reactor.core.Disposable;
+import reactor.core.publisher.Mono;
+
+import java.time.Duration;
+
+/**
+ * ConfigurationHandler is responsible for receiving configuration updates from Consul.
+ * Any change made in the Consul will be reported as a notification.
+ */
+public class ConfigurationHandler {
+
+ private static Logger log = LoggerFactory.getLogger(ConfigurationHandler.class);
+ private static final String CONFIG_DICT = "config";
+
+ private final CbsClientConfigurationProvider cbsClientConfigurationProvider;
+ private final ConfigUpdater configUpdater;
+
+ /**
+ * Constructor
+ * @param cbsClientConfigurationProvider provides configuration to connect with Consul
+ * @param configUpdater for updating application configuration
+ */
+ public ConfigurationHandler(CbsClientConfigurationProvider cbsClientConfigurationProvider, ConfigUpdater configUpdater) {
+ this.cbsClientConfigurationProvider = cbsClientConfigurationProvider;
+ this.configUpdater = configUpdater;
+ }
+
+ /**
+ * Start listen for application configuration notifications with configuration changes
+ * @param interval defines period of time when notification can come
+ * @return {@link Disposable} handler to close Consul listener at the end
+ */
+ public Disposable startListen(Duration interval) {
+
+ log.info("Start listening for configuration from Consul ...");
+ log.info(String.format("Consul configuration will be fetched in %s period.", interval));
+
+ // Polling properties
+ final Duration initialDelay = Duration.ofSeconds(5);
+ final Duration period = interval;
+
+ final CbsRequest request = createCbsRequest();
+ final CbsClientConfiguration cbsClientConfiguration = cbsClientConfigurationProvider.get();
+
+ return createCbsClient(cbsClientConfiguration)
+ .flatMapMany(cbsClient -> cbsClient.updates(request, initialDelay, period))
+ .subscribe(
+ this::handleConfigurationFromConsul,
+ this::handleError
+ );
+ }
+
+ Mono<CbsClient> createCbsClient(CbsClientConfiguration cbsClientConfiguration) {
+ return CbsClientFactory.createCbsClient(cbsClientConfiguration);
+ }
+
+ void handleConfigurationFromConsul(JsonObject jsonObject) {
+ log.info("Configuration update from Consul {}", jsonObject);
+ if(jsonObject.has(CONFIG_DICT)) {
+ JsonObject config = jsonObject.getAsJsonObject(CONFIG_DICT);
+ JSONObject jObject = new JSONObject(config.toString());
+ configUpdater.updateConfig(Option.of(jObject));
+ } else {
+ throw new IllegalArgumentException(String.format("Invalid application configuration: %s ", jsonObject));
+ }
+ }
+
+ private void handleError(Throwable throwable) {
+ log.error("Unexpected error occurred during fetching configuration from Consul", throwable);
+ }
+
+ private CbsRequest createCbsRequest() {
+ RequestDiagnosticContext diagnosticContext = RequestDiagnosticContext.create();
+ return CbsRequests.getAll(diagnosticContext);
+ }
+}
diff --git a/src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationResolver.java b/src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationProvider.java
index dc02131e..fc88197c 100644
--- a/src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationResolver.java
+++ b/src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationProvider.java
@@ -19,33 +19,58 @@
*/
package org.onap.dcae.configuration.cbs;
+import org.jetbrains.annotations.NotNull;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.ImmutableCbsClientConfiguration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-class CbsClientConfigurationResolver {
+/**
+ * CbsClientConfigurationProvider is used to provide production or dev configuration for CBS client.
+ */
+public class CbsClientConfigurationProvider {
- private static final Logger LOGGER = LoggerFactory.getLogger(CbsClientConfigurationResolver.class);
+ private static final Logger LOGGER = LoggerFactory.getLogger(CbsClientConfigurationProvider.class);
- private final String defaultProtocol = "http";
- private final String defaultHostname = "config-binding-service";
- private final int defaultPort = 10000;
- private final String defaultAppName = "dcae-ves-collector";
+ private static final String DEFAULT_PROTOCOL = "http";
+ private static final String DEFAULT_HOSTNAME = "config-binding-service";
+ private static final int DEFAULT_PORT = 10000;
+ private static final String DEFAULT_APP_NAME = "dcae-ves-collector";
+ private static final String DEV_MODE_PROPERTY = "devMode";
+ private static final String CBS_PORT_PROPERTY = "cbsPort";
- CbsClientConfiguration resolveCbsClientConfiguration() {
+ /**
+ * Returns configuration for CBS client.
+ * @return Production or dev configuration for CBS client, depends on application run arguments.
+ */
+ public CbsClientConfiguration get() {
try {
- return CbsClientConfiguration.fromEnvironment();
+ if (isDevModeEnabled()) {
+ return getDevConfiguration();
+ } else {
+ return CbsClientConfiguration.fromEnvironment();
+ }
} catch (Exception e) {
- LOGGER.warn("Failed resolving CBS client configuration from system environments: " + e);
+ LOGGER.warn(String.format("Failed resolving CBS client configuration from system environments: %s", e));
}
- LOGGER.info("Falling back to use default CBS client configuration properties");
return getFallbackConfiguration();
}
+ @NotNull
+ private ImmutableCbsClientConfiguration getDevConfiguration() {
+ return createCbsClientConfiguration(
+ DEFAULT_PROTOCOL, DEFAULT_HOSTNAME, DEFAULT_APP_NAME,
+ Integer.parseInt(System.getProperty(CBS_PORT_PROPERTY, String.valueOf(DEFAULT_PORT)))
+ );
+ }
+
+ private boolean isDevModeEnabled() {
+ return System.getProperty(DEV_MODE_PROPERTY) != null;
+ }
+
private ImmutableCbsClientConfiguration getFallbackConfiguration() {
LOGGER.info("Falling back to use default CBS client configuration");
- return createCbsClientConfiguration(defaultProtocol, defaultHostname, defaultAppName, defaultPort);
+ return createCbsClientConfiguration(DEFAULT_PROTOCOL, DEFAULT_HOSTNAME, DEFAULT_APP_NAME, DEFAULT_PORT);
}
private ImmutableCbsClientConfiguration createCbsClientConfiguration(String protocol, String hostname,
@@ -57,4 +82,4 @@ class CbsClientConfigurationResolver {
.appName(appName)
.build();
}
-} \ No newline at end of file
+}
diff --git a/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolver.java b/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolver.java
deleted file mode 100644
index 09a96985..00000000
--- a/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolver.java
+++ /dev/null
@@ -1,58 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * org.onap.dcaegen2.collectors.ves
- * ================================================================================
- * Copyright (C) 2020 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.configuration.cbs;
-
-import com.google.gson.JsonObject;
-import io.vavr.control.Option;
-import org.json.JSONObject;
-import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClientFactory;
-import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsRequests;
-import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration;
-import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsRequest;
-import org.onap.dcaegen2.services.sdk.rest.services.model.logging.RequestDiagnosticContext;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-
-
-public class CbsConfigResolver {
-
- private static final Logger log = LoggerFactory.getLogger(CbsConfigResolver.class);
-
- private final CbsClientConfigurationResolver cbsClientConfigurationResolver;
- private final RequestDiagnosticContext diagnosticContext = RequestDiagnosticContext.create();
- private final CbsRequest cbsConfigurationRequest = CbsRequests.getConfiguration(diagnosticContext);
-
- CbsConfigResolver(CbsClientConfigurationResolver cbsClientConfigurationResolver) {
- this.cbsClientConfigurationResolver = cbsClientConfigurationResolver;
- }
-
- public Option<JSONObject> getAppConfig() {
- JsonObject emptyJson = new JsonObject();
- CbsClientConfiguration cbsClientConfiguration = cbsClientConfigurationResolver.resolveCbsClientConfiguration();
- JsonObject jsonObject = CbsClientFactory.createCbsClient(cbsClientConfiguration)
- .flatMap(cbsClient -> cbsClient.get(cbsConfigurationRequest))
- .doOnError(error -> log.warn("Failed to fetch configuration from CBS " + error.getMessage()))
- .onErrorReturn(emptyJson)
- .block();
-
- return emptyJson.equals(jsonObject) ? Option.none() : Option.of(new JSONObject(jsonObject.toString()));
- }
-} \ No newline at end of file
diff --git a/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolverFactory.java b/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolverFactory.java
deleted file mode 100644
index 5e42d9ec..00000000
--- a/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolverFactory.java
+++ /dev/null
@@ -1,28 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * org.onap.dcaegen2.collectors.ves
- * ================================================================================
- * Copyright (C) 2020 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.configuration.cbs;
-
-public class CbsConfigResolverFactory {
-
- public CbsConfigResolver create() {
- CbsClientConfigurationResolver resolver = new CbsClientConfigurationResolver();
- return new CbsConfigResolver(resolver);
- }
-} \ No newline at end of file