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Merged DEV/V3.3-DAO-REFACTOR to HEAD

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18684: SAIL-238 - VersionCount.hbm.xml (removal)


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@18778 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Jan Vonka
2010-02-23 11:53:43 +00:00
parent 354d14e7f5
commit 9a414238af
34 changed files with 281 additions and 1193 deletions
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51
source/java/org/alfresco/repo/domain/hibernate/VersionCount.hbm.xml
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@@ -1,51 +0,0 @@
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-mapping PUBLIC
'-//Hibernate/Hibernate Mapping DTD 3.0//EN'
'http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd'>
<hibernate-mapping>
<class
name="org.alfresco.repo.domain.hibernate.VersionCountImpl"
proxy="org.alfresco.repo.domain.VersionCount"
table="alf_version_count"
dynamic-update="false"
dynamic-insert="false"
select-before-update="false"
optimistic-lock="version" >
<!-- auto-generated ID -->
<id name="id" column="id" type="long" >
<generator class="native" />
</id>
<!-- Optimistic locking -->
<version column="version" name="version" type="long" />
<!-- forward assoc to store -->
<many-to-one
name="store"
class="org.alfresco.repo.domain.hibernate.StoreImpl"
column="store_id"
not-null="true"
foreign-key="fk_alf_vc_store"
unique="true"
lazy="proxy"
optimistic-lock="false"
fetch="select" />
<property name="versionCount" column="version_count" type="int" not-null="true" />
</class>
<query name="versionCount.GetVersionCountForStore">
select
cnt
from
org.alfresco.repo.domain.hibernate.VersionCountImpl as cnt
where
cnt.store.protocol = :protocol and
cnt.store.identifier = :identifier
</query>
</hibernate-mapping>

153
source/java/org/alfresco/repo/domain/hibernate/VersionCountImpl.java
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@@ -1,153 +0,0 @@
/*
* Copyright (C) 2005-2007 Alfresco Software Limited.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* As a special exception to the terms and conditions of version 2.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* and Open Source Software ("FLOSS") applications as described in Alfresco's
* FLOSS exception. You should have recieved a copy of the text describing
* the FLOSS exception, and it is also available here:
* http://www.alfresco.com/legal/licensing"
*/
package org.alfresco.repo.domain.hibernate;
import java.io.Serializable;
import org.alfresco.repo.domain.Store;
import org.alfresco.repo.domain.VersionCount;
/**
* Hibernate-specific implementation of the domain entity <b>versioncounter</b>.
*
* @author Derek Hulley
*/
public class VersionCountImpl implements VersionCount, Serializable
{
private static final long serialVersionUID = 7778431129424069297L;
private Long id;
private Store store;
private long version;
private int versionCount;
public VersionCountImpl()
{
versionCount = 0;
}
/**
* @see #getKey()
*/
public boolean equals(Object obj)
{
if (obj == null)
{
return false;
}
else if (obj == this)
{
return true;
}
else if (!(obj instanceof VersionCount))
{
return false;
}
VersionCount that = (VersionCount) obj;
return (this.getStore().equals(that.getStore()));
}
/**
* @see #getKey()
*/
public int hashCode()
{
return getStore().hashCode();
}
/**
* @see #getKey()
*/
public String toString()
{
return getStore().toString();
}
public Long getId()
{
return id;
}
/**
* For Hibernate use
*/
@SuppressWarnings("unused")
private void setId(Long id)
{
this.id = id;
}
public Store getStore()
{
return store;
}
public void setStore(Store store)
{
this.store = store;
}
public Long getVersion()
{
return version;
}
/**
* For Hibernate use
*/
@SuppressWarnings("unused")
private void setVersion(Long version)
{
this.version = version;
}
/**
* For Hibernate use
*/
public void setVersionCount(int versionCount)
{
this.versionCount = versionCount;
}
public int incrementVersionCount()
{
int versionCount = getVersionCount() + 1;
setVersionCount(versionCount);
return versionCount;
}
/**
* Reset back to 0
*/
public void resetVersionCount()
{
setVersionCount(0);
}
public int getVersionCount()
{
return versionCount;
}
}

197
source/java/org/alfresco/repo/domain/hibernate/VersionCounterDaoComponentImpl.java
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@@ -1,197 +0,0 @@
/*
* Copyright (C) 2005-2007 Alfresco Software Limited.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* As a special exception to the terms and conditions of version 2.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* and Open Source Software ("FLOSS") applications as described in Alfresco's
* FLOSS exception. You should have recieved a copy of the text describing
* the FLOSS exception, and it is also available here:
* http://www.alfresco.com/legal/licensing"
*/
package org.alfresco.repo.domain.hibernate;
import org.alfresco.repo.domain.Store;
import org.alfresco.repo.domain.VersionCount;
import org.alfresco.repo.version.common.counter.VersionCounterService;
import org.alfresco.service.cmr.repository.InvalidStoreRefException;
import org.alfresco.service.cmr.repository.StoreRef;
import org.hibernate.Query;
import org.hibernate.Session;
import org.springframework.orm.hibernate3.HibernateCallback;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
/**
* Version counter DAO service implemtation using Hibernate.
* <p>
* The object should execute within its own transaction, and is limited to single-thread
* entry. If it becomes a bottleneck, the transaction synchronization should be moved
* over to reentrant locks and/or the hibernate mappings should be optimized for better
* read-write access.
*
* @author Derek Hulley
*/
public class VersionCounterDaoComponentImpl
extends HibernateDaoSupport
implements VersionCounterService
{
private static final String QUERY_GET_VERSION_COUNT_FOR_STORE = "versionCount.GetVersionCountForStore";
private static final String QUERY_GET_STORE_BY_ALL = "store.GetStoreByAll";
/**
* Retrieves or creates a version counter. This locks the counter against updates for the
* current transaction.
*
* @param storeKey the primary key of the counter
* @param create <tt>true</tt> to create on demand
* @return Returns a current or new version counter
*/
private VersionCount getVersionCounter(final StoreRef storeRef, boolean create)
{
HibernateCallback callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
{
Query query = session
.getNamedQuery(VersionCounterDaoComponentImpl.QUERY_GET_VERSION_COUNT_FOR_STORE)
.setString("protocol", storeRef.getProtocol())
.setString("identifier", storeRef.getIdentifier());
return query.uniqueResult();
}
};
VersionCount versionCount = (VersionCount) getHibernateTemplate().execute(callback);
// Done if it exists
if (versionCount != null)
{
// Debug
if (logger.isDebugEnabled())
{
logger.debug("Got version counter: \n" +
" Thread: " + Thread.currentThread().getName() + "\n" +
" Version count: " + versionCount.getVersionCount());
}
// Done
return versionCount;
}
else if (!create)
{
return null;
}
// We have permission to create
callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
{
Query query = session
.getNamedQuery(VersionCounterDaoComponentImpl.QUERY_GET_STORE_BY_ALL)
.setString("protocol", storeRef.getProtocol())
.setString("identifier", storeRef.getIdentifier());
return query.uniqueResult();
}
};
Store store = (Store) getHibernateTemplate().execute(callback);
if (store == null)
{
throw new InvalidStoreRefException(storeRef);
}
versionCount = new VersionCountImpl();
versionCount.setStore(store);
getHibernateTemplate().save(versionCount);
// Debug
if (logger.isDebugEnabled())
{
logger.debug("Created version counter: \n" +
" Thread: " + Thread.currentThread().getName() + "\n" +
" Version count: " + versionCount.getVersionCount());
}
// Done
return versionCount;
}
/**
* Get the next available version number for the specified store.
*
* @param storeRef the version store id
* @return the next version number
*/
public int nextVersionNumber(StoreRef storeRef)
{
// get the version counter
VersionCount versionCount = getVersionCounter(storeRef, true);
// get an incremented count
int nextCount = versionCount.incrementVersionCount();
// done
if (logger.isDebugEnabled())
{
logger.debug("Incremented version count: \n" +
" Thread: " + Thread.currentThread().getName() + "\n" +
" New version count: " + versionCount.getVersionCount());
}
return nextCount;
}
/**
* Gets the current version number for the specified store.
*
* @param storeRef the store reference
* @return the current version number, zero if no version yet allocated.
*/
public int currentVersionNumber(StoreRef storeRef)
{
// get the version counter
VersionCount versionCounter = getVersionCounter(storeRef, false);
// get an incremented count
return versionCounter == null ? 0 : versionCounter.getVersionCount();
}
/**
* Resets the version number for a the specified store.
*
* WARNING: calling this method will completely reset the current
* version count for the specified store and cannot be undone.
*
* @param storeRef the store reference
*/
public synchronized void resetVersionNumber(StoreRef storeRef)
{
// get the version counter
VersionCount versionCounter = getVersionCounter(storeRef, true);
// get an incremented count
versionCounter.resetVersionCount();
}
/**
* Sets the version number for a specified store.
*
* WARNING: calling this method will completely reset the current
* version count for the specified store and cannot be undone.
*
* @param storeRef the store reference
* @param versionCount the new version count
*/
public synchronized void setVersionNumber(StoreRef storeRef, int versionCount)
{
// get the version counter
VersionCount versionCounter = getVersionCounter(storeRef, true);
// get an incremented count
versionCounter.setVersionCount(versionCount);
}
}