mirror of
https://github.com/Alfresco/alfresco-community-repo.git
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3e1e1edbaa
125788 rmunteanu: Merged 5.1.N (5.1.2) to 5.2.N (5.2.1)
125606 rmunteanu: Merged 5.1.1 (5.1.1) to 5.1.N (5.1.2)
125515 slanglois: MNT-16155 Update source headers - add new Copyrights for Java and JSP source files + automatic check in the build
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@127810 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
103 lines
3.8 KiB
Java
103 lines
3.8 KiB
Java
/*
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* #%L
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* Alfresco Remote API
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* %%
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* Copyright (C) 2005 - 2016 Alfresco Software Limited
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* %%
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* This file is part of the Alfresco software.
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* If the software was purchased under a paid Alfresco license, the terms of
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* the paid license agreement will prevail. Otherwise, the software is
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* provided under the following open source license terms:
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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* #L%
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*/
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package org.alfresco.repo.web.scripts;
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import org.alfresco.repo.cache.AbstractMTAsynchronouslyRefreshedCache;
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import org.alfresco.repo.transaction.RetryingTransactionHelper;
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import org.alfresco.repo.transaction.RetryingTransactionHelper.RetryingTransactionCallback;
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import org.alfresco.util.PropertyCheck;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.beans.factory.InitializingBean;
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import org.springframework.beans.factory.ObjectFactory;
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import org.springframework.extensions.webscripts.Registry;
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/**
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* Asynchronously refreshed cache for repository webscripts.
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* <p/>
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* This does not stop gratuitous calls to <i>refresh</i> but will ensure that, once an instance has been created,
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* a version of the registry is returned even if it is slighly out of date. This can be changed so that it waits
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* for reset but is probably not required.
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*
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* @author Derek Hulley
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* @since 4.2.0
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*/
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public class RegistryAsynchronouslyRefreshedCache extends AbstractMTAsynchronouslyRefreshedCache<Registry> implements InitializingBean
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{
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private static Log logger = LogFactory.getLog(RegistryAsynchronouslyRefreshedCache.class);
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private ObjectFactory<Registry> registryFactory;
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private RetryingTransactionHelper retryingTransactionHelper;
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/**
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* @param registryFactory factory for web script registries
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*/
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public void setRegistryFactory(ObjectFactory<Registry> registryFactory)
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{
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this.registryFactory = registryFactory;
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}
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/**
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* @param retryingTransactionHelper the retryingTransactionHelper to set
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*/
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public void setRetryingTransactionHelper(RetryingTransactionHelper retryingTransactionHelper)
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{
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this.retryingTransactionHelper = retryingTransactionHelper;
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}
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@Override
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protected Registry buildCache(final String tenantId)
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{
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return retryingTransactionHelper.doInTransaction(new RetryingTransactionCallback<Registry>()
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{
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@Override
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public Registry execute() throws Throwable
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{
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return doBuildCache(tenantId);
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}
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}, true, false);
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}
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/**
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* This method is thread safe as per contract of {@link #buildCache(String)}.
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*/
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private Registry doBuildCache(String tenantId)
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{
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Registry registry = registryFactory.getObject();
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registry.reset();
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logger.info("Fetching web script registry for tenant " + tenantId);
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return registry;
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}
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@Override
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public void afterPropertiesSet() throws Exception
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{
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PropertyCheck.mandatory(this, "registryFactory", registryFactory);
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PropertyCheck.mandatory(this, "retryingTransactionHelper", retryingTransactionHelper);
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super.afterPropertiesSet();
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}
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}
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