diff options
Diffstat (limited to 'testsuites/integration/integration-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsThread.java')
-rw-r--r-- | testsuites/integration/integration-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsThread.java | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/testsuites/integration/integration-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsThread.java b/testsuites/integration/integration-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsThread.java new file mode 100644 index 000000000..e207832c1 --- /dev/null +++ b/testsuites/integration/integration-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsThread.java @@ -0,0 +1,170 @@ +/*- + * ============LICENSE_START======================================================= + * Copyright (C) 2016-2018 Ericsson. 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. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.apex.plugins.context.metrics; + +import java.util.Random; + +import org.onap.policy.apex.context.ContextAlbum; +import org.onap.policy.apex.context.ContextException; +import org.onap.policy.apex.context.Distributor; +import org.onap.policy.apex.context.impl.distribution.DistributorFactory; +import org.onap.policy.apex.context.test.concepts.TestContextLongItem; +import org.onap.policy.apex.context.test.factory.TestContextAlbumFactory; +import org.onap.policy.apex.model.basicmodel.concepts.ApexException; +import org.onap.policy.apex.model.basicmodel.concepts.AxArtifactKey; +import org.onap.policy.apex.model.contextmodel.concepts.AxContextModel; +import org.slf4j.ext.XLogger; +import org.slf4j.ext.XLoggerFactory; + +/** + * The Class ConcurrentContextMetricsThread gets metrics for concurrent use of context. + * + * @author Liam Fallon (liam.fallon@ericsson.com) + */ +public class ConcurrentContextMetricsThread implements Runnable { + // Logger for this class + private static final XLogger LOGGER = XLoggerFactory.getXLogger(ConcurrentContextMetricsThread.class); + private final Distributor contextDistributor; + private final int jvm; + private final int instance; + private final int threadLoops; + private final int longArraySize; + private final int lockType; + + /** + * The Constructor. + * + * @param jvm the jvm + * @param instance the instance + * @param threadLoops the thread loops + * @param longArraySize the long array size + * @param lockType the lock type + * @throws ApexException the apex exception + */ + public ConcurrentContextMetricsThread(final int jvm, final int instance, final int threadLoops, + final int longArraySize, final int lockType) throws ApexException { + this.jvm = jvm; + this.instance = instance; + this.threadLoops = threadLoops; + this.longArraySize = longArraySize; + this.lockType = lockType; + + final AxArtifactKey distributorKey = new AxArtifactKey("ApexDistributor_" + jvm + "_" + instance, "0.0.1"); + contextDistributor = new DistributorFactory().getDistributor(distributorKey); + } + + /* + * (non-Javadoc) + * + * @see java.lang.Runnable#run() + */ + @Override + public void run() { + LOGGER.info("running ConcurrentContextMetricsThread_" + jvm + "_" + instance + " . . ."); + + ContextAlbum lTypeAlbum = null; + try { + final AxContextModel axTestContextModel = TestContextAlbumFactory.createMultiAlbumsContextModel(); + contextDistributor.registerModel(axTestContextModel); + lTypeAlbum = contextDistributor.createContextAlbum(new AxArtifactKey("LTypeContextAlbum", "0.0.1")); + } catch (final Exception e) { + LOGGER.error("could not get the test context album", e); + LOGGER.error("failed ConcurrentContextMetricsThread_" + jvm + "_" + instance); + return; + } + + if (lTypeAlbum == null) { + LOGGER.error("could not find the test context album"); + LOGGER.error("failed ConcurrentContextMetricsThread_" + jvm + "_" + instance); + return; + } + + final AxArtifactKey[] usedArtifactStackArray = + {new AxArtifactKey("testCC-top", "0.0.1"), new AxArtifactKey("testCC-" + instance, "0.0.1")}; + + lTypeAlbum.setUserArtifactStack(usedArtifactStackArray); + + final Random rand = new Random(); + + for (int i = 0; i < threadLoops; i++) { + // Get the next random entry to use + final String nextLongKey = Integer.toString(rand.nextInt(longArraySize)); + + if (lockType == 0) { + final TestContextLongItem item = (TestContextLongItem) lTypeAlbum.get(nextLongKey); + final long value = item.getLongValue(); + if (LOGGER.isTraceEnabled()) { + LOGGER.trace("lock type=" + lockType + ", value=" + value); + } + continue; + } + + if (lockType == 1) { + try { + lTypeAlbum.lockForReading(nextLongKey); + } catch (final ContextException e) { + LOGGER.error("could not acquire read lock on context album, key=" + nextLongKey, e); + continue; + } + + final TestContextLongItem item = (TestContextLongItem) lTypeAlbum.get(nextLongKey); + final long value = item.getLongValue(); + if (LOGGER.isTraceEnabled()) { + LOGGER.trace("lock type=" + lockType + ", value=" + value); + } + + try { + lTypeAlbum.unlockForReading(nextLongKey); + } catch (final ContextException e) { + LOGGER.error("could not release read lock on context album, key=" + nextLongKey, e); + } + + continue; + } + + if (lockType == 2) { + try { + lTypeAlbum.lockForWriting(nextLongKey); + } catch (final ContextException e) { + LOGGER.error("could not acquire write lock on context album, key=" + nextLongKey, e); + continue; + } + + final TestContextLongItem item = (TestContextLongItem) lTypeAlbum.get(nextLongKey); + long value = item.getLongValue(); + if (LOGGER.isTraceEnabled()) { + LOGGER.trace("lock type=" + lockType + ", value=" + value); + } + item.setLongValue(++value); + lTypeAlbum.put(nextLongKey, item); + + try { + lTypeAlbum.unlockForWriting(nextLongKey); + } catch (final ContextException e) { + LOGGER.error("could not release write lock on context album, key=" + nextLongKey, e); + } + continue; + } + } + + LOGGER.info("completed ConcurrentContextMetricsThread_" + jvm + "_" + instance); + } +} |