2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2018 Ericsson. All rights reserved.
4 * Modifications Copyright (C) 2019 Nordix Foundation.
5 * ================================================================================
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 * SPDX-License-Identifier: Apache-2.0
19 * ============LICENSE_END=========================================================
22 package org.onap.policy.apex.testsuites.integration.context.lock.modifier;
24 import java.util.Random;
26 import org.onap.policy.apex.context.ContextAlbum;
27 import org.onap.policy.apex.context.ContextException;
28 import org.onap.policy.apex.testsuites.integration.context.concepts.TestContextLongItem;
29 import org.slf4j.ext.XLogger;
30 import org.slf4j.ext.XLoggerFactory;
33 * The Class WriteLockAlbumModifier implements a write lock context album.
35 public class WriteLockAlbumModifier implements AlbumModifier {
36 private static final XLogger LOGGER = XLoggerFactory.getXLogger(WriteLockAlbumModifier.class);
41 * @see org.onap.policy.apex.context.test.lock.modifier.AlbumModifier#modifyAlbum(org.onap.policy.apex.context.
42 * ContextAlbum, int, int)
45 public void modifyAlbum(final ContextAlbum contextAlbum, final int loopSize, final int arraySize) {
46 final Random rand = new Random();
47 for (int i = 0; i < loopSize; i++) {
48 final String nextLongKey = Integer.toString(rand.nextInt(arraySize));
50 contextAlbum.lockForWriting(nextLongKey);
51 } catch (final ContextException e) {
52 LOGGER.error("could not acquire write lock on context album, key=" + nextLongKey, e);
56 final TestContextLongItem item = (TestContextLongItem) contextAlbum.get(nextLongKey);
57 long value = item.getLongValue();
58 if (LOGGER.isTraceEnabled()) {
59 LOGGER.trace("lock type={}, value={}", LockType.WRITE_LOCK, value);
61 item.setLongValue(++value);
62 contextAlbum.put(nextLongKey, item);
65 contextAlbum.unlockForWriting(nextLongKey);
66 } catch (final ContextException e) {
67 LOGGER.error("could not release write lock on context album, key=" + nextLongKey, e);