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User content usages & quotas - initial check-in
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@7453 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Jan Vonka
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/*
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* Copyright (C) 2005-2007 Alfresco Software Limited.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program 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 General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* As a special exception to the terms and conditions of version 2.0 of
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* the GPL, you may redistribute this Program in connection with Free/Libre
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* and Open Source Software ("FLOSS") applications as described in Alfresco's
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* FLOSS exception. You should have recieved a copy of the text describing
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* the FLOSS exception, and it is also available here:
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* http://www.alfresco.com/legal/licensing"
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*/
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package org.alfresco.repo.usage.hibernate;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import org.alfresco.repo.domain.Node;
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import org.alfresco.repo.transaction.TransactionalDao;
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import org.alfresco.repo.usage.UsageDelta;
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import org.alfresco.repo.usage.UsageDeltaDAO;
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import org.alfresco.util.GUID;
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import org.hibernate.Query;
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import org.hibernate.Session;
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import org.springframework.orm.hibernate3.HibernateCallback;
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import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
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/**
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* Hibernate-specific implementation of the persistence-independent <b>Usage Delta</b> DAO interface
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*
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*/
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public class HibernateUsageDeltaDAO extends HibernateDaoSupport implements UsageDeltaDAO, TransactionalDao
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{
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private static final String QUERY_GET_DELTAS = "usage.GetDeltas";
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private static final String QUERY_GET_TOTAL_DELTA_SIZE = "usage.GetTotalDeltaSize";
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private static final String QUERY_GET_USAGE_DELTA_NODES = "usage.GetUsageDeltaNodes";
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/** a uuid identifying this unique instance */
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private final String uuid;
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/**
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*
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*/
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public HibernateUsageDeltaDAO()
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{
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this.uuid = GUID.generate();
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}
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/**
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* Checks equality by type and uuid
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*/
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public boolean equals(Object obj)
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{
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if (obj == null)
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{
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return false;
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}
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else if (!(obj instanceof HibernateUsageDeltaDAO))
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{
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return false;
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}
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HibernateUsageDeltaDAO that = (HibernateUsageDeltaDAO) obj;
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return this.uuid.equals(that.uuid);
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}
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/**
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* @see #uuid
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*/
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public int hashCode()
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{
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return uuid.hashCode();
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}
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/**
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* NO-OP
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*/
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public void beforeCommit()
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{
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}
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/**
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* Does this <tt>Session</tt> contain any changes which must be
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* synchronized with the store?
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*
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* @return true => changes are pending
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*/
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public boolean isDirty()
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{
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// create a callback for the task
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HibernateCallback callback = new HibernateCallback()
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{
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public Object doInHibernate(Session session)
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{
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return session.isDirty();
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}
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};
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// execute the callback
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return ((Boolean)getHibernateTemplate().execute(callback)).booleanValue();
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}
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/**
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* Just flushes the session
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*/
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public void flush()
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{
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getSession().flush();
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}
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@SuppressWarnings("unchecked")
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public int deleteDeltas(final Node node)
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{
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HibernateCallback callback = new HibernateCallback()
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{
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public Object doInHibernate(Session session)
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{
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Query query = session.getNamedQuery(QUERY_GET_DELTAS);
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query.setParameter("node", node);
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return query.list();
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}
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};
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// execute
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List<UsageDelta> queryResults = (List<UsageDelta>)getHibernateTemplate().execute(callback);
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for (UsageDelta usageDelta : queryResults)
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{
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getHibernateTemplate().delete(usageDelta);
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}
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return queryResults.size();
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}
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@SuppressWarnings("unchecked")
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public long getTotalDeltaSize(final Node node)
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{
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HibernateCallback callback = new HibernateCallback()
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{
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public Object doInHibernate(Session session)
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{
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Query query = session.getNamedQuery(QUERY_GET_TOTAL_DELTA_SIZE);
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query.setParameter("node", node);
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query.setReadOnly(true);
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return query.uniqueResult();
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}
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};
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// execute read-only tx
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Long queryResult = (Long)getHibernateTemplate().execute(callback);
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return (queryResult == null ? 0 : queryResult);
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}
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public void insertDelta(UsageDelta deltaInfo)
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{
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// Save
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getSession().save(deltaInfo);
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}
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@SuppressWarnings("unchecked")
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public Set<Node> getUsageDeltaNodes()
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{
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HibernateCallback callback = new HibernateCallback()
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{
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public Object doInHibernate(Session session)
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{
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Query query = session.getNamedQuery(QUERY_GET_USAGE_DELTA_NODES);
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query.setReadOnly(true);
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return query.list();
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}
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};
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// execute read-only tx
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List<Node> queryResults = (List<Node>)getHibernateTemplate().execute(callback);
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Set<Node> results = new HashSet<Node>(queryResults.size());
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for (Node node : queryResults)
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{
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results.add(node);
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}
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return results;
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}
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}
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@@ -0,0 +1,91 @@
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/*
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* Copyright (C) 2005-2007 Alfresco Software Limited.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program 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 General Public License for more details.
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|
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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|
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* As a special exception to the terms and conditions of version 2.0 of
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* the GPL, you may redistribute this Program in connection with Free/Libre
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* and Open Source Software ("FLOSS") applications as described in Alfresco's
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* FLOSS exception. You should have recieved a copy of the text describing
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* the FLOSS exception, and it is also available here:
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* http://www.alfresco.com/legal/licensing"
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*/
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package org.alfresco.repo.usage.hibernate;
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import org.alfresco.repo.domain.Node;
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import org.alfresco.repo.usage.UsageDelta;
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/**
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* Usage Delta Implementation
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*
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*/
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public class UsageDeltaImpl implements UsageDelta
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{
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private Long id;
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private Long version;
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private Node node;
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private long deltaSize; // +ve or -ve or 0 (in bytes)
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public Long getId()
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{
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return id;
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}
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/**
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* For Hibernate use
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*/
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@SuppressWarnings("unused")
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private void setId(Long id)
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{
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this.id = id;
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}
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public Long getVersion()
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{
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return version;
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}
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/**
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* For Hibernate use
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*/
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@SuppressWarnings("unused")
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private void setVersion(Long version)
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{
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this.version = version;
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}
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public Node getNode()
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{
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return node;
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}
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public void setNode(Node node)
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{
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this.node = node;
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}
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public long getDeltaSize()
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{
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return deltaSize;
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}
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public void setDeltaSize(long deltaSize)
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{
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this.deltaSize = deltaSize;
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}
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}
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