diff options
author | Jorge Hernandez <jorge.hernandez-herrero@att.com> | 2019-01-10 17:24:53 -0600 |
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committer | Jorge Hernandez <jorge.hernandez-herrero@att.com> | 2019-01-11 20:37:19 -0600 |
commit | 55f5c4dc9e130e48a25b048e1f3091b10c17e365 (patch) | |
tree | 2db4bf0af7a00a91f207137afff93e46ac8b2942 /policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/NoopTopicEndpoint.java | |
parent | 2fa29d8632a6dc9fb855a732320b679d724f384f (diff) |
Adding NOOP sources support
In addition, Noop* classes have been refactored to
increase code reuse and clean some checkstyle issues.
Additional Junits have been added for existing functionality.
Change-Id: I072f9ff2f415630ac82eca949a8360249f73da86
Issue-ID: POLICY-1397
Signed-off-by: Jorge Hernandez <jorge.hernandez-herrero@att.com>
Diffstat (limited to 'policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/NoopTopicEndpoint.java')
-rw-r--r-- | policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/NoopTopicEndpoint.java | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/NoopTopicEndpoint.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/NoopTopicEndpoint.java new file mode 100644 index 00000000..091e46bf --- /dev/null +++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/NoopTopicEndpoint.java @@ -0,0 +1,144 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP + * ================================================================================ + * Copyright (C) 2019 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; + +import java.util.List; +import org.onap.policy.common.endpoints.event.comm.bus.internal.TopicBase; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * No Operation topic endpoint. + */ +public abstract class NoopTopicEndpoint extends TopicBase { + + /** + * Logger. + */ + private static Logger logger = LoggerFactory.getLogger(NoopTopicEndpoint.class); + + /** + * Network logger. + */ + private static final Logger netLogger = LoggerFactory.getLogger(NETWORK_LOGGER); + + /** + * {@inheritDoc}. + */ + public NoopTopicEndpoint(List<String> servers, String topic) { + super(servers, topic); + } + + /** + * I/O. + * + * @param message message. + * @return true if sucessful. + */ + protected boolean io(String message) { + + if (message == null || message.isEmpty()) { + throw new IllegalArgumentException("Message is empty"); + } + + if (!this.alive) { + throw new IllegalStateException(this + " is stopped"); + } + + try { + synchronized (this) { + this.recentEvents.add(message); + } + + netLogger.info("[OUT|{}|{}]{}{}", this.getTopicCommInfrastructure(), this.topic, System.lineSeparator(), + message); + + broadcast(message); + } catch (Exception e) { + logger.warn("{}: cannot send because of {}", this, e.getMessage(), e); + return false; + } + + return true; + } + + /** + * {@inheritDoc}. + */ + @Override + public CommInfrastructure getTopicCommInfrastructure() { + return CommInfrastructure.NOOP; + } + + /** + * {@inheritDoc}. + */ + @Override + public boolean start() { + logger.info("{}: starting", this); + + synchronized (this) { + + if (this.alive) { + return true; + } + + if (locked) { + throw new IllegalStateException(this + " is locked."); + } + + this.alive = true; + } + + return true; + } + + /** + * {@inheritDoc}. + */ + @Override + public boolean stop() { + logger.info("{}: stopping", this); + + synchronized (this) { + this.alive = false; + } + return true; + } + + /** + * {@inheritDoc}. + */ + @Override + public void shutdown() { + logger.info("{}: shutdown", this); + + this.stop(); + } + + /** + * {@inheritDoc}. + */ + @Override + public String toString() { + return "NoopTopicEndpoint[" + super.toString() + "]"; + } +} |