Copy policy-endpoints from drools-pdp to common

Issue-ID: POLICY-967
Change-Id: I374c155ee102c3e157c60d0a22d7191544abb76a
Signed-off-by: mmis <michael.morris@ericsson.com>

1 files changed, 179 insertions, 0 deletions

diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedDmaapTopicSource.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedDmaapTopicSource.java
new file mode 100644
index 00000000..de5fed6a
--- /dev/null
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedDmaapTopicSource.java
@@ -0,0 +1,179 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * policy-endpoints
+ * ================================================================================
+ * Copyright (C) 2017-2018 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.onap.policy.common.endpoints.event.comm.bus.internal;
+
+import java.net.MalformedURLException;
+import java.util.List;
+import java.util.Map;
+
+import org.onap.policy.common.endpoints.event.comm.Topic;
+import org.onap.policy.common.endpoints.event.comm.bus.DmaapTopicSource;
+import org.onap.policy.common.endpoints.event.comm.bus.internal.impl.CambriaConsumerWrapper;
+import org.onap.policy.common.endpoints.event.comm.bus.internal.impl.DmaapDmeConsumerWrapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This topic reader implementation specializes in reading messages over DMAAP topic and notifying
+ * its listeners
+ */
+public class SingleThreadedDmaapTopicSource extends SingleThreadedBusTopicSource implements DmaapTopicSource, Runnable {
+
+    private static Logger logger = LoggerFactory.getLogger(SingleThreadedDmaapTopicSource.class);
+
+
+    protected final String userName;
+    protected final String password;
+
+    protected String environment = null;
+    protected String aftEnvironment = null;
+    protected String partner = null;
+    protected String latitude = null;
+    protected String longitude = null;
+
+    protected Map<String, String> additionalProps = null;
+
+
+    /**
+     * 
+     * @param servers DMaaP servers
+     * @param topic DMaaP Topic to be monitored
+     * @param apiKey DMaaP API Key (optional)
+     * @param apiSecret DMaaP API Secret (optional)
+     * @param consumerGroup DMaaP Reader Consumer Group
+     * @param consumerInstance DMaaP Reader Instance
+     * @param fetchTimeout DMaaP fetch timeout
+     * @param fetchLimit DMaaP fetch limit
+     * @param environment DME2 Environment
+     * @param aftEnvironment DME2 AFT Environment
+     * @param partner DME2 Partner
+     * @param latitude DME2 Latitude
+     * @param longitude DME2 Longitude
+     * @param additionalProps Additional properties to pass to DME2
+     * @param useHttps does connection use HTTPS?
+     * @param allowSelfSignedCerts are self-signed certificates allow
+     * 
+     * @throws IllegalArgumentException An invalid parameter passed in
+     */
+    public SingleThreadedDmaapTopicSource(List<String> servers, String topic, String apiKey, String apiSecret,
+            String userName, String password, String consumerGroup, String consumerInstance, int fetchTimeout,
+            int fetchLimit, String environment, String aftEnvironment, String partner, String latitude,
+            String longitude, Map<String, String> additionalProps, boolean useHttps, boolean allowSelfSignedCerts) {
+
+        super(servers, topic, apiKey, apiSecret, consumerGroup, consumerInstance, fetchTimeout, fetchLimit, useHttps,
+                allowSelfSignedCerts);
+
+        this.userName = userName;
+        this.password = password;
+
+        this.environment = environment;
+        this.aftEnvironment = aftEnvironment;
+        this.partner = partner;
+
+        this.latitude = latitude;
+        this.longitude = longitude;
+
+        this.additionalProps = additionalProps;
+        try {
+            this.init();
+        } catch (Exception e) {
+            logger.error("ERROR during init of topic {}", this.topic);
+            throw new IllegalArgumentException(e);
+        }
+    }
+
+    /**
+     * 
+     * @param servers DMaaP servers
+     * @param topic DMaaP Topic to be monitored
+     * @param apiKey DMaaP API Key (optional)
+     * @param apiSecret DMaaP API Secret (optional)
+     * @param consumerGroup DMaaP Reader Consumer Group
+     * @param consumerInstance DMaaP Reader Instance
+     * @param fetchTimeout DMaaP fetch timeout
+     * @param fetchLimit DMaaP fetch limit
+     * @param useHttps does connection use HTTPS?
+     * @param allowSelfSignedCerts are self-signed certificates allow
+     * @throws IllegalArgumentException An invalid parameter passed in
+     */
+    public SingleThreadedDmaapTopicSource(List<String> servers, String topic, String apiKey, String apiSecret,
+            String userName, String password, String consumerGroup, String consumerInstance, int fetchTimeout,
+            int fetchLimit, boolean useHttps, boolean allowSelfSignedCerts) {
+
+
+        super(servers, topic, apiKey, apiSecret, consumerGroup, consumerInstance, fetchTimeout, fetchLimit, useHttps,
+                allowSelfSignedCerts);
+
+        this.userName = userName;
+        this.password = password;
+
+        try {
+            this.init();
+        } catch (Exception e) {
+            logger.warn("dmaap-source: cannot create topic {} because of {}", topic, e.getMessage(), e);
+            throw new IllegalArgumentException(e);
+        }
+    }
+
+
+    /**
+     * Initialize the Cambria or MR Client
+     */
+    @Override
+    public void init() throws MalformedURLException {
+        if (anyNullOrEmpty(this.userName, this.password)) {
+            this.consumer = new CambriaConsumerWrapper(this.servers, this.topic, this.apiKey, this.apiSecret,
+                    this.consumerGroup, this.consumerInstance, this.fetchTimeout, this.fetchLimit, this.useHttps,
+                    this.allowSelfSignedCerts);
+        } else if (allNullOrEmpty(this.environment, this.aftEnvironment, this.latitude, this.longitude, this.partner)) {
+            this.consumer = new CambriaConsumerWrapper(this.servers, this.topic, this.apiKey, this.apiSecret,
+                    this.userName, this.password, this.consumerGroup, this.consumerInstance, this.fetchTimeout,
+                    this.fetchLimit, this.useHttps, this.allowSelfSignedCerts);
+        } else {
+            this.consumer = new DmaapDmeConsumerWrapper(this.servers, this.topic, this.apiKey,
+                    this.apiSecret, this.userName, this.password, this.consumerGroup, this.consumerInstance,
+                    this.fetchTimeout, this.fetchLimit, this.environment, this.aftEnvironment, this.partner,
+                    this.latitude, this.longitude, this.additionalProps, this.useHttps);
+        }
+
+        logger.info("{}: INITTED", this);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public CommInfrastructure getTopicCommInfrastructure() {
+        return Topic.CommInfrastructure.DMAAP;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append("SingleThreadedDmaapTopicSource [userName=").append(userName).append(", password=")
+                .append((password == null || password.isEmpty()) ? "-" : password.length())
+                .append(", getTopicCommInfrastructure()=").append(getTopicCommInfrastructure()).append(", toString()=")
+                .append(super.toString()).append("]");
+        return builder.toString();
+    }
+
+
+}