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/*
* ============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.impl;
import com.att.nsa.mr.client.impl.MRSimplerBatchPublisher;
import com.att.nsa.mr.client.response.MRPublisherResponse;
import com.att.nsa.mr.test.clients.ProtocolTypeConstants;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import java.util.concurrent.TimeUnit;
import org.onap.policy.common.endpoints.event.comm.bus.internal.BusPublisher;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* DmaapClient library wrapper
*/
public abstract class DmaapPublisherWrapper implements BusPublisher {
private static Logger logger = LoggerFactory.getLogger(DmaapPublisherWrapper.class);
/**
* MR based Publisher
*/
protected MRSimplerBatchPublisher publisher;
protected Properties props;
/**
* MR Publisher Wrapper
*
* @param servers messaging bus hosts
* @param topic topic
* @param username AAF or DME2 Login
* @param password AAF or DME2 Password
*/
public DmaapPublisherWrapper(ProtocolTypeConstants protocol, List<String> servers, String topic, String username,
String password, boolean useHttps) {
if (topic == null || topic.isEmpty()) {
throw new IllegalArgumentException("No topic for DMaaP");
}
if (protocol == ProtocolTypeConstants.AAF_AUTH) {
if (servers == null || servers.isEmpty()) {
throw new IllegalArgumentException("No DMaaP servers or DME2 partner provided");
}
ArrayList<String> dmaapServers = new ArrayList<>();
if (useHttps) {
for (String server : servers) {
dmaapServers.add(server + ":3905");
}
} else {
for (String server : servers) {
dmaapServers.add(server + ":3904");
}
}
this.publisher = new MRSimplerBatchPublisher.Builder().againstUrls(dmaapServers).onTopic(topic).build();
this.publisher.setProtocolFlag(ProtocolTypeConstants.AAF_AUTH.getValue());
} else if (protocol == ProtocolTypeConstants.DME2) {
ArrayList<String> dmaapServers = new ArrayList<>();
dmaapServers.add("0.0.0.0:3904");
this.publisher = new MRSimplerBatchPublisher.Builder().againstUrls(dmaapServers).onTopic(topic).build();
this.publisher.setProtocolFlag(ProtocolTypeConstants.DME2.getValue());
}
this.publisher.logTo(LoggerFactory.getLogger(MRSimplerBatchPublisher.class.getName()));
this.publisher.setUsername(username);
this.publisher.setPassword(password);
props = new Properties();
if (useHttps) {
props.setProperty("Protocol", "https");
} else {
props.setProperty("Protocol", "http");
}
props.setProperty("contenttype", "application/json");
props.setProperty("username", username);
props.setProperty("password", password);
props.setProperty("topic", topic);
this.publisher.setProps(props);
if (protocol == ProtocolTypeConstants.AAF_AUTH) {
this.publisher.setHost(servers.get(0));
}
logger.info("{}: CREATION: using protocol {}", this, protocol.getValue());
}
/**
* {@inheritDoc}
*/
@Override
public void close() {
logger.info("{}: CLOSE", this);
try {
this.publisher.close(1, TimeUnit.SECONDS);
} catch (Exception e) {
logger.warn("{}: CLOSE FAILED because of {}", this, e.getMessage(), e);
}
}
/**
* {@inheritDoc}
*/
@Override
public boolean send(String partitionId, String message) {
if (message == null) {
throw new IllegalArgumentException("No message provided");
}
this.publisher.setPubResponse(new MRPublisherResponse());
this.publisher.send(partitionId, message);
MRPublisherResponse response = this.publisher.sendBatchWithResponse();
if (response != null) {
logger.debug("DMaaP publisher received {} : {}", response.getResponseCode(), response.getResponseMessage());
}
return true;
}
@Override
public String toString() {
return "DmaapPublisherWrapper [" + "publisher.getAuthDate()=" + publisher.getAuthDate()
+ ", publisher.getAuthKey()=" + publisher.getAuthKey() + ", publisher.getHost()=" + publisher.getHost()
+ ", publisher.getProtocolFlag()=" + publisher.getProtocolFlag() + ", publisher.getUsername()="
+ publisher.getUsername() + "]";
}
}
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