TCA: Support for VES/A&AI enrichment

Change-Id: I75e0f8e034b9334e918304739e4d73dd12c1ff62
Signed-off-by: an4828 <nekrassov@att.com>
Issue-ID: DCAEGEN2-116

12 files changed, 962 insertions, 0 deletions

diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/AAIClientFactory.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/AAIClientFactory.java
new file mode 100644
index 0000000..0a8d4ca
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/AAIClientFactory.java
@@ -0,0 +1,74 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai;
+
+import com.google.inject.AbstractModule;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import org.openecomp.dcae.apod.analytics.aai.domain.config.AAIHttpClientConfig;
+import org.openecomp.dcae.apod.analytics.aai.module.AnalyticsAAIModule;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIEnrichmentClient;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIEnrichmentClientFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Factory to create A&AI API Client.
+ *
+ * @author Rajiv Singla . Creation Date: 9/18/2017.
+ */
+public class AAIClientFactory {
+
+    private static final Logger LOG = LoggerFactory.getLogger(AAIClientFactory.class);
+
+    private final Injector injector;
+
+    public AAIClientFactory(final AbstractModule guiceModule) {
+        LOG.info("Creating instance of AAI Client Factory with Module: {}", guiceModule.getClass().getSimpleName());
+        this.injector = Guice.createInjector(guiceModule);
+    }
+
+    /**
+     * Creates an instance of {@link AAIEnrichmentClient}.
+     *
+     * @param aaiHttpClientConfig A&AI Http Client Config
+     *
+     * @return An instance of A&AI Enrichment Client to fetch enrichment details from A&AI API.
+     */
+    public AAIEnrichmentClient getEnrichmentClient(final AAIHttpClientConfig aaiHttpClientConfig) {
+        LOG.info("Creating instance of A&AI Enrichment Client with A&AI HttpClientConfig: {}", aaiHttpClientConfig);
+        final AAIEnrichmentClientFactory aaiEnrichmentClientFactory =
+                injector.getInstance(AAIEnrichmentClientFactory.class);
+        return aaiEnrichmentClientFactory.create(aaiHttpClientConfig);
+    }
+
+
+    /**
+     * Static method used to create an instance of {@link AAIClientFactory} itself using default
+     * guice {@link AnalyticsAAIModule}
+     *
+     * @return An instance of AAI Client Factory with {@link AnalyticsAAIModule} guice module configuration
+     */
+    public static AAIClientFactory create() {
+        return new AAIClientFactory(new AnalyticsAAIModule());
+    }
+
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIEnrichmentConfig.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIEnrichmentConfig.java
new file mode 100644
index 0000000..19c284f
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIEnrichmentConfig.java
@@ -0,0 +1,33 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.domain.config;
+
+import java.io.Serializable;
+
+/**
+ * <p>
+ * Marker interface for all A&AI API Enrichment Configs
+ * </p>
+ *
+ * @author Rajiv Singla . Creation Date: 9/14/2017.
+ */
+public interface AAIEnrichmentConfig extends Serializable {
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIHttpClientConfig.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIHttpClientConfig.java
new file mode 100644
index 0000000..37190a0
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIHttpClientConfig.java
@@ -0,0 +1,131 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.domain.config;
+
+import com.google.common.base.Objects;
+
+import java.net.URL;
+
+/**
+ * Contains parameters required to create an instance of A&AI Http Client
+ *
+ * @author Rajiv Singla . Creation Date: 9/21/2017.
+ */
+public class AAIHttpClientConfig implements AAIEnrichmentConfig {
+
+    private static final long serialVersionUID = 1L;
+
+    private final String aaiHost;
+    private final Integer aaiHostPortNumber;
+    private final String aaiProtocol;
+    private final String aaiUserName;
+    private final String aaiUserPassword;
+    private final URL aaiProxyURL;
+    private final boolean aaiIgnoreSSLCertificateErrors;
+    
+    AAIHttpClientConfig(final String aaiHost, final Integer aaiHostPortNumber, final String aaiProtocol,
+                        final String aaiUserName, final String aaiUserPassword, final URL aaiProxyURL,
+                        final boolean aaiIgnoreSSLCertificateErrors) {
+        this.aaiHost = aaiHost;
+        this.aaiHostPortNumber = aaiHostPortNumber;
+        this.aaiProtocol = aaiProtocol;
+        this.aaiUserName = aaiUserName;
+        this.aaiUserPassword = aaiUserPassword;
+        this.aaiProxyURL = aaiProxyURL;
+        this.aaiIgnoreSSLCertificateErrors = aaiIgnoreSSLCertificateErrors;
+    }
+
+    /**
+     * Provides A&AI Http Client Host
+     *
+     * @return A&AI Http Client Host
+     */
+    public String getAaiHost() {
+        return aaiHost;
+    }
+
+    /**
+     * Provides A&AI Http Client Host Port Number
+     *
+     * @return A&AI Http Client Host Port Number
+     */
+    public Integer getAaiHostPortNumber() {
+        return aaiHostPortNumber;
+    }
+
+    /**
+     * Provides A&AI Http Client Protocol
+     *
+     * @return A&AI Http Client Protocol
+     */
+    public String getAaiProtocol() {
+        return aaiProtocol;
+    }
+
+    /**
+     * Provides A&AI Http Client UserName
+     *
+     * @return A&AI Http Client UserName
+     */
+    public String getAaiUserName() {
+        return aaiUserName;
+    }
+
+    /**
+     * Provides A&AI Http Client UserPassword
+     *
+     * @return A&AI Http Client UserPassword
+     */
+    public String getAaiUserPassword() {
+        return aaiUserPassword;
+    }
+
+    /**
+     * Returns A&AI Proxy url
+     *
+     * @return A&AI Proxy url
+     */
+    public URL getAaiProxyURL() {
+        return aaiProxyURL;
+    }
+
+    /**
+     * Returns true if SSL Certificate errors can be ignored for A&AI Http client
+     *
+     * @return true if SSL Certificate errors can be ignored for A&AI Http client
+     */
+    public boolean isAaiIgnoreSSLCertificateErrors() {
+        return aaiIgnoreSSLCertificateErrors;
+    }
+
+
+    @Override
+    public String toString() {
+        return Objects.toStringHelper(this)
+                .add("aaiHost", aaiHost)
+                .add("aaiHostPortNumber", aaiHostPortNumber)
+                .add("aaiProtocol", aaiProtocol)
+                .add("aaiUserName", aaiUserName)
+                .add("aaiProxyHost", aaiProxyURL == null ? null : aaiProxyURL.getHost())
+                .add("aaiIgnoreSSLCertificateErrors", aaiIgnoreSSLCertificateErrors)
+                .toString();
+    }
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIHttpClientConfigBuilder.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIHttpClientConfigBuilder.java
new file mode 100644
index 0000000..3df0050
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/domain/config/AAIHttpClientConfigBuilder.java
@@ -0,0 +1,89 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.domain.config;
+
+import org.openecomp.dcae.apod.analytics.common.AnalyticsConstants;
+
+import java.io.Serializable;
+import java.net.URL;
+
+/**
+ * A&AI Http Client Config Builder used to create immutable instance of {@link AAIHttpClientConfig}
+ *
+ * @author Rajiv Singla . Creation Date: 9/21/2017.
+ */
+public class AAIHttpClientConfigBuilder implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    private String aaiHost;
+    private Integer aaiHostPortNumber;
+    private String aaiProtocol;
+    private String aaiUserName;
+    private String aaiUserPassword;
+    private URL aaiProxyURL;
+    private boolean aaiIgnoreSSLCertificateErrors;
+
+    public AAIHttpClientConfigBuilder(final String aaiHost) {
+        this.aaiHost = aaiHost;
+        this.aaiHostPortNumber = AnalyticsConstants.DEFAULT_PORT_NUMBER;
+        this.aaiProtocol = AnalyticsConstants.DEFAULT_PROTOCOL;
+        this.aaiUserName = AnalyticsConstants.DEFAULT_USER_NAME;
+        this.aaiUserPassword = AnalyticsConstants.DEFAULT_USER_PASSWORD;
+        this.aaiIgnoreSSLCertificateErrors = AnalyticsConstants
+                .TCA_DEFAULT_AAI_ENRICHMENT_IGNORE_SSL_CERTIFICATE_ERRORS;
+    }
+
+    public AAIHttpClientConfigBuilder setAaiHostPortNumber(final Integer aaiHostPortNumber) {
+        this.aaiHostPortNumber = aaiHostPortNumber;
+        return this;
+    }
+
+    public AAIHttpClientConfigBuilder setAaiProtocol(final String aaiProtocol) {
+        this.aaiProtocol = aaiProtocol;
+        return this;
+    }
+
+    public AAIHttpClientConfigBuilder setAaiUserName(final String aaiUserName) {
+        this.aaiUserName = aaiUserName;
+        return this;
+    }
+
+    public AAIHttpClientConfigBuilder setAaiUserPassword(final String aaiUserPassword) {
+        this.aaiUserPassword = aaiUserPassword;
+        return this;
+    }
+
+    public AAIHttpClientConfigBuilder setAaiProxyURL(final URL aaiProxyURL) {
+        this.aaiProxyURL = aaiProxyURL;
+        return this;
+    }
+
+    public AAIHttpClientConfigBuilder setAaiIgnoreSSLCertificateErrors(final boolean aaiIgnoreSSLCertificateErrors) {
+        this.aaiIgnoreSSLCertificateErrors = aaiIgnoreSSLCertificateErrors;
+        return this;
+    }
+
+    public AAIHttpClientConfig build() {
+        return new AAIHttpClientConfig(aaiHost, aaiHostPortNumber, aaiProtocol, aaiUserName, aaiUserPassword,
+                aaiProxyURL, aaiIgnoreSSLCertificateErrors);
+    }
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/module/AnalyticsAAIModule.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/module/AnalyticsAAIModule.java
new file mode 100644
index 0000000..9074798
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/module/AnalyticsAAIModule.java
@@ -0,0 +1,54 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.module;
+
+import com.google.inject.AbstractModule;
+import com.google.inject.assistedinject.FactoryModuleBuilder;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIEnrichmentClient;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIEnrichmentClientFactory;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIEnrichmentClientImpl;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIHttpClient;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIHttpClientFactory;
+import org.openecomp.dcae.apod.analytics.aai.service.AAIHttpClientImpl;
+
+/**
+ * <p>
+ * Guice Module to bind concrete implementation of interfaces used in Analytics A&AI API
+ * </p>
+ *
+ * @author Rajiv Singla . Creation Date: 9/18/2017.
+ */
+public class AnalyticsAAIModule extends AbstractModule {
+
+    /**
+     * Configures A&AI API guice modules
+     */
+    @Override
+    protected void configure() {
+
+        install(new FactoryModuleBuilder().implement(AAIHttpClient.class, AAIHttpClientImpl.class)
+                .build(AAIHttpClientFactory.class));
+
+        install(new FactoryModuleBuilder().implement(AAIEnrichmentClient.class, AAIEnrichmentClientImpl.class)
+                .build(AAIEnrichmentClientFactory.class));
+
+    }
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClient.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClient.java
new file mode 100644
index 0000000..8813cdf
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClient.java
@@ -0,0 +1,45 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.service;
+
+import java.util.Map;
+
+/**
+ * <p>
+ * A client used to get enrichment details from A&AI
+ * </p>
+ *
+ * @author Rajiv Singla . Creation Date: 9/15/2017.
+ */
+public interface AAIEnrichmentClient {
+
+    /**
+     * Provides enrichment details from A&AI API and returns them as string. If no enrichment lookup fails returns null
+     *
+     * @param aaiAPIPath A&AI API Path
+     * @param queryParams A&AI Query Params map
+     * @param headers A&AI HTTP Headers
+     *
+     * @return Enrichment details from A&AI API and returns them as string. If enrichment lookup fails returns null
+     */
+    String getEnrichmentDetails(String aaiAPIPath, Map<String, String> queryParams, Map<String, String> headers);
+
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClientFactory.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClientFactory.java
new file mode 100644
index 0000000..bd4a4f2
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClientFactory.java
@@ -0,0 +1,40 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.service;
+
+import org.openecomp.dcae.apod.analytics.aai.domain.config.AAIHttpClientConfig;
+
+/**
+ * Factory to initialize instance of {@link AAIEnrichmentClient} for Guice DI injection purposes.
+ *
+ * @author Rajiv Singla . Creation Date: 9/19/2017.
+ */
+public interface AAIEnrichmentClientFactory {
+
+    /**
+     * Provides an instance of A&AI Enrichment Client used to get details from A&AI API
+     *
+     * @param aaiHttpClientConfig A&AI Http Client config used to create A&AI Enrichment client
+     *
+     * @return an instance of A&AI Enrichment Client used to get details from A&AI API
+     */
+    AAIEnrichmentClient create(AAIHttpClientConfig aaiHttpClientConfig);
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClientImpl.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClientImpl.java
new file mode 100644
index 0000000..229ab17
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIEnrichmentClientImpl.java
@@ -0,0 +1,202 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.service;
+
+import com.google.common.base.Optional;
+import com.google.inject.Inject;
+import com.google.inject.assistedinject.Assisted;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.ResponseHandler;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.utils.URIBuilder;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.util.EntityUtils;
+import org.openecomp.dcae.apod.analytics.aai.domain.config.AAIHttpClientConfig;
+import org.openecomp.dcae.apod.analytics.common.utils.HTTPUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.Iterator;
+import java.util.Map;
+
+import javax.annotation.Nonnull;
+
+
+/**
+ * A concrete implementation for {@link AAIEnrichmentClient} which uses A&AI REST API to get A&AI Enrichment details
+ *
+ * @author Rajiv Singla . Creation Date: 9/18/2017.
+ */
+public class AAIEnrichmentClientImpl implements AAIEnrichmentClient {
+
+    private static final Logger LOG = LoggerFactory.getLogger(AAIEnrichmentClientImpl.class);
+
+    private final CloseableHttpClient closeableHttpClient;
+    private final String aaiProtocol;
+    private final String aaiHost;
+    private final Integer aaiHostPortNumber;
+
+    @Inject
+    public AAIEnrichmentClientImpl(@Assisted final AAIHttpClientConfig aaiHttpClientConfig,
+                                   final AAIHttpClientFactory aaiHttpClientFactory) {
+        final AAIHttpClient aaiHttpClient = aaiHttpClientFactory.create(aaiHttpClientConfig);
+        closeableHttpClient = aaiHttpClient.getAAIHttpClient();
+        aaiProtocol = aaiHttpClientConfig.getAaiProtocol();
+        aaiHost = aaiHttpClientConfig.getAaiHost();
+        aaiHostPortNumber = aaiHttpClientConfig.getAaiHostPortNumber();
+    }
+
+
+    /**
+     * Provides enrichment details from A&AI API and returns them as string. If no enrichment lookup fails returns null
+     *
+     * @param aaiAPIPath A&AI API Path
+     * @param queryParams A&AI Query Params map
+     * @param headers A&AI HTTP Headers
+     *
+     * @return Enrichment details from A&AI API and returns them as string. If enrichment lookup fails returns null
+     */
+    @Override
+    public String getEnrichmentDetails(final String aaiAPIPath, final Map<String, String> queryParams,
+                                       final Map<String, String> headers) {
+
+        final URI enrichmentURI =
+                createAAIEnrichmentURI(aaiProtocol, aaiHost, aaiHostPortNumber, aaiAPIPath, queryParams);
+
+        if (enrichmentURI == null) {
+            return null;
+        }
+
+        // create new get request
+        final HttpGet getRequest = new HttpGet(enrichmentURI);
+        // add http headers
+        for (Map.Entry<String, String> headersEntry : headers.entrySet()) {
+            getRequest.addHeader(headersEntry.getKey(), headersEntry.getValue());
+        }
+
+        Optional<String> enrichmentDetails = Optional.absent();
+        // execute http get request
+        try {
+            enrichmentDetails = closeableHttpClient.execute(getRequest, aaiResponseHandler());
+        } catch (IOException ex) {
+            LOG.error("Failed to get A&AI Enrichment Details for A&AI Enrichment URI: {} A&AI Error: {}",
+                    enrichmentURI, ex);
+        }
+
+        // return response
+        if (enrichmentDetails.isPresent()) {
+            return enrichmentDetails.get();
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * Create A&AI API Enrichment URI. If invalid URI - null will be returned
+     *
+     * @param protocol A&AI API protocol
+     * @param hostName A&AI API hostname
+     * @param portNumber A&AI API port number
+     * @param path A&AI API path
+     * @param queryParams A&AI API query parameters
+     *
+     * @return A&AI API Enrichment URI
+     */
+    private URI createAAIEnrichmentURI(final String protocol, final String hostName,
+                                       final Integer portNumber, final String path,
+                                       Map<String, String> queryParams) {
+
+        final URIBuilder uriBuilder = new URIBuilder().setScheme(protocol).setHost(hostName).setPort(portNumber)
+                .setPath(path);
+
+        // creates custom query string which is not encoded
+        final String customQuery = createCustomQuery(queryParams);
+        if (StringUtils.isNoneBlank(customQuery)) {
+            uriBuilder.setCustomQuery(customQuery);
+        }
+
+        URI enrichmentURI = null;
+        try {
+            enrichmentURI = uriBuilder.build();
+        } catch (URISyntaxException e) {
+            LOG.error("URI Syntax Exception when creating A&AI Enrichment URI. " +
+                            "Protocol: {}, HostName: {}, Port: {}, Path: {}, Custom Query String: {}, Exception: {}",
+                    protocol, hostName, portNumber, path, customQuery, e);
+        }
+
+        LOG.trace("Created A&AI Enrichment URI: {}", enrichmentURI);
+        return enrichmentURI;
+    }
+
+    /**
+     * Creates Custom Query string to be used for A&AI API URI as A&AI currently does not expect encoded
+     * query params.
+     *
+     * @param queryParams query param map
+     *
+     * @return custom query string which does not encode query param values
+     */
+    private static String createCustomQuery(@Nonnull final Map<String, String> queryParams) {
+        final StringBuilder queryStringBuilder = new StringBuilder("");
+        final Iterator<Map.Entry<String, String>> queryParamIterator = queryParams.entrySet().iterator();
+        while (queryParamIterator.hasNext()) {
+            final Map.Entry<String, String> queryParamsEntry = queryParamIterator.next();
+            queryStringBuilder.append(queryParamsEntry.getKey());
+            queryStringBuilder.append("=");
+            queryStringBuilder.append(queryParamsEntry.getValue());
+            if (queryParamIterator.hasNext()) {
+                queryStringBuilder.append("&");
+            }
+        }
+        return queryStringBuilder.toString();
+    }
+
+    /**
+     * Response Handler for A&AI Enrichment API
+     *
+     * @return Response Handler that
+     */
+    static ResponseHandler<Optional<String>> aaiResponseHandler() {
+        return new ResponseHandler<Optional<String>>() {
+            @Override
+            public Optional<String> handleResponse(final HttpResponse response) throws IOException {
+                final int responseCode = response.getStatusLine().getStatusCode();
+                final HttpEntity responseEntity = response.getEntity();
+                if (HTTPUtils.isSuccessfulResponseCode(responseCode) && null != responseEntity) {
+                    final String aaiResponse = EntityUtils.toString(responseEntity);
+                    return Optional.of(aaiResponse);
+                } else {
+                    String aaiResponse = responseEntity != null ? EntityUtils.toString(responseEntity) : "";
+                    LOG.error("Unable to fetch response from A&AI API. A&AI Response Code: {}, " +
+                            "A&AI Response Message: {}", responseCode, aaiResponse);
+                    return Optional.absent();
+                }
+            }
+        };
+    }
+
+}
+
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClient.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClient.java
new file mode 100644
index 0000000..a4adad9
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClient.java
@@ -0,0 +1,39 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.service;
+
+import org.apache.http.impl.client.CloseableHttpClient;
+
+/**
+ * An HTTP Client used to make REST calls to A&AI Enrichment API
+ *
+ * @author Rajiv Singla . Creation Date: 9/19/2017.
+ */
+public interface AAIHttpClient {
+    
+    /**
+     * Provides an instance of {@link CloseableHttpClient} used to make REST calls to A&AI Enrichment API
+     *
+     * @return An instance of Closeable HTTP Client used to make A&AI API Rest calls
+     */
+    CloseableHttpClient getAAIHttpClient();
+
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClientFactory.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClientFactory.java
new file mode 100644
index 0000000..e977639
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClientFactory.java
@@ -0,0 +1,41 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.service;
+
+import org.openecomp.dcae.apod.analytics.aai.domain.config.AAIHttpClientConfig;
+
+/**
+ * Factory to initialize instance of {@link AAIHttpClient} for Guice DI injection purposes.
+ *
+ * @author Rajiv Singla . Creation Date: 9/22/2017.
+ */
+public interface AAIHttpClientFactory {
+
+    /**
+     * Provides an instance of A&AI HTTP Client
+     *
+     * @param aaiHttpClientConfig A&AI HTTP Client Config
+     *
+     * @return An instance of A&AI HTTP Client
+     */
+    AAIHttpClient create(AAIHttpClientConfig aaiHttpClientConfig);
+
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClientImpl.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClientImpl.java
new file mode 100644
index 0000000..34631b1
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/service/AAIHttpClientImpl.java
@@ -0,0 +1,159 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.service;
+
+import com.google.inject.Inject;
+import com.google.inject.assistedinject.Assisted;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.http.HttpHost;
+import org.apache.http.auth.AuthScope;
+import org.apache.http.auth.Credentials;
+import org.apache.http.auth.UsernamePasswordCredentials;
+import org.apache.http.client.CredentialsProvider;
+import org.apache.http.conn.ssl.NoopHostnameVerifier;
+import org.apache.http.impl.client.BasicCredentialsProvider;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.impl.conn.DefaultProxyRoutePlanner;
+import org.apache.http.ssl.SSLContextBuilder;
+import org.openecomp.dcae.apod.analytics.aai.domain.config.AAIHttpClientConfig;
+import org.openecomp.dcae.apod.analytics.aai.utils.ssl.AlwaysTrustingTrustStrategy;
+import org.openecomp.dcae.apod.analytics.common.exception.DCAEAnalyticsRuntimeException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.net.URL;
+import java.security.KeyManagementException;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+
+/**
+ * <p>
+ * A concrete implementation of {@link AAIHttpClient} which provides Apache {@link CloseableHttpClient} for
+ * making rest calls to A&AI Enrichment API.
+ * </p>
+ *
+ * @author Rajiv Singla . Creation Date: 9/19/2017.
+ */
+public class AAIHttpClientImpl implements AAIHttpClient {
+
+    private static final Logger LOG = LoggerFactory.getLogger(AAIHttpClientImpl.class);
+
+    private final AAIHttpClientConfig aaiHttpClientConfig;
+
+    @Inject
+    public AAIHttpClientImpl(@Assisted final AAIHttpClientConfig aaiHttpClientConfig) {
+        this.aaiHttpClientConfig = aaiHttpClientConfig;
+    }
+
+    /**
+     * Provides an instance of {@link CloseableHttpClient} used to make REST calls to A&AI Enrichment API
+     *
+     * @return An instance of Closeable HTTP Client used to make A&AI API Rest calls
+     */
+    @Override
+    public CloseableHttpClient getAAIHttpClient() {
+
+        final HttpClientBuilder httpClientBuilder = HttpClients.custom().useSystemProperties();
+        final boolean aaiIgnoreSSLCertificateErrors = aaiHttpClientConfig.isAaiIgnoreSSLCertificateErrors();
+
+        // Setup SSL Context to ignore SSL certificate issues if ignoreSSLCertificateErrors is true
+        LOG.info("SSL Certificate Errors attributed is set to : {}", aaiIgnoreSSLCertificateErrors);
+
+        if (aaiIgnoreSSLCertificateErrors) {
+            LOG.warn("SSL Certificate Errors will be ignored for this A&AI Http Client Instance");
+            try {
+                SSLContextBuilder sslContextBuilder = new SSLContextBuilder();
+                sslContextBuilder.loadTrustMaterial(null, new AlwaysTrustingTrustStrategy());
+                httpClientBuilder.setSSLContext(sslContextBuilder.build());
+            } catch (NoSuchAlgorithmException e) {
+                final String errorMessage = "NoSuchAlgorithmException while setting SSL Context for AAI HTTP Client.";
+                throw new DCAEAnalyticsRuntimeException(errorMessage, LOG, e);
+            } catch (KeyStoreException e) {
+                final String errorMessage = "KeyStoreException while setting SSL Context for AAI HTTP Client.";
+                throw new DCAEAnalyticsRuntimeException(errorMessage, LOG, e);
+            } catch (KeyManagementException e) {
+                final String errorMessage = "KeyManagementException while setting SSL Context for AAI HTTP Client.";
+                throw new DCAEAnalyticsRuntimeException(errorMessage, LOG, e);
+            }
+
+            httpClientBuilder.setSSLHostnameVerifier(NoopHostnameVerifier.INSTANCE);
+
+        } else {
+            LOG.info("SSL Certification Errors will be enforced for A&AI Http Client instance");
+        }
+
+        // Setup credentials and proxy
+        final String aaiUserName = aaiHttpClientConfig.getAaiUserName();
+
+        final CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
+
+        if (aaiUserName != null) {
+            final String aaiHost = aaiHttpClientConfig.getAaiHost();
+            final Integer aaiHostPortNumber = aaiHttpClientConfig.getAaiHostPortNumber();
+            final String aaiUserPassword = aaiHttpClientConfig.getAaiUserPassword();
+            LOG.info("Setting A&AI host credentials for AAI Host: {}", aaiHost);
+            final AuthScope aaiHostPortAuthScope = new AuthScope(aaiHost, aaiHostPortNumber);
+            final Credentials aaiCredentials = new UsernamePasswordCredentials(aaiUserName, aaiUserPassword);
+            credentialsProvider.setCredentials(aaiHostPortAuthScope, aaiCredentials);
+        } else {
+            LOG.warn("A&AI userName not present. No credentials set for A&AI authentication");
+        }
+
+        final URL aaiProxyURL = aaiHttpClientConfig.getAaiProxyURL();
+
+        if (aaiProxyURL != null) {
+            final String aaiProxyHost = aaiProxyURL.getHost();
+            final Integer aaiProxyPortNumber = aaiProxyURL.getPort();
+            final String aaiProxyProtocol = aaiProxyURL.getProtocol();
+            final HttpHost proxy = new HttpHost(aaiProxyHost, aaiProxyPortNumber, aaiProxyProtocol);
+            LOG.info("Setting A&AI Http Client default proxy as: {}", proxy);
+            final DefaultProxyRoutePlanner routePlanner = new DefaultProxyRoutePlanner(proxy);
+            httpClientBuilder.setRoutePlanner(routePlanner);
+
+            final String userInfo = aaiProxyURL.getUserInfo();
+            if (StringUtils.isNotBlank(userInfo)) {
+                final String[] userInfoArray = userInfo.split(":");
+                final String aaiProxyUsername = userInfoArray[0];
+                String aaiProxyPassword = null;
+                if (userInfoArray.length > 1) {
+                    aaiProxyPassword = userInfoArray[1];
+                }
+                LOG.info("Setting A&AI Http Client proxy credentials with username: {}", aaiProxyUsername);
+                final AuthScope aaiProxyAuthScope = new AuthScope(aaiProxyHost, aaiProxyPortNumber);
+                final Credentials aaiProxyCredentials = new UsernamePasswordCredentials(aaiProxyUsername,
+                        aaiProxyPassword);
+                credentialsProvider.setCredentials(aaiProxyAuthScope, aaiProxyCredentials);
+            } else {
+                LOG.debug("NO A&AI Proxy Username present.Bypassing setting up A&AI Proxy authentication credentials");
+            }
+        } else {
+            LOG.debug("A&AI proxy not Enabled - bypassing setting A&AI Proxy settings");
+        }
+
+        // setup credentials provider
+        httpClientBuilder.setDefaultCredentialsProvider(credentialsProvider);
+
+        return httpClientBuilder.build();
+    }
+
+}
diff --git a/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/utils/ssl/AlwaysTrustingTrustStrategy.java b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/utils/ssl/AlwaysTrustingTrustStrategy.java
new file mode 100644
index 0000000..b11680b
--- /dev/null
+++ b/dcae-analytics-aai/src/main/java/org/openecomp/dcae/apod/analytics/aai/utils/ssl/AlwaysTrustingTrustStrategy.java
@@ -0,0 +1,55 @@
+/*
+ * ===============================LICENSE_START======================================
+ *  dcae-analytics
+ * ================================================================================
+ *    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===========================================
+ */
+
+package org.openecomp.dcae.apod.analytics.aai.utils.ssl;
+
+import org.apache.http.ssl.TrustStrategy;
+
+import java.security.cert.CertificateException;
+import java.security.cert.X509Certificate;
+
+/**
+ * An implementation of SSL Trust Strategy which does no SSL certificate validation effectively
+ * bypassing any SSL certificate related issues
+ *
+ * @author Rajiv Singla . Creation Date: 9/19/2017.
+ */
+public class AlwaysTrustingTrustStrategy implements TrustStrategy {
+    /**
+     * Determines whether the certificate chain can be trusted without consulting the trust manager
+     * configured in the actual SSL context. This method can be used to override the standard JSSE
+     * certificate verification process.
+     * <p>
+     * Please note that, if this method returns {@code false}, the trust manager configured
+     * in the actual SSL context can still clear the certificate as trusted.
+     *
+     * @param chain the peer certificate chain
+     * @param authType the authentication type based on the client certificate
+     *
+     * @return {@code true} if the certificate can be trusted without verification by
+     * the trust manager, {@code false} otherwise.
+     *
+     * @throws CertificateException thrown if the certificate is not trusted or invalid.
+     */
+    @Override
+    public boolean isTrusted(X509Certificate[] chain, String authType) throws CertificateException {
+        return true;
+    }
+}