Unit test Suite for DAOs and some extra content clean tests and fallout

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@14838 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2009-06-22 17:57:48 +00:00
parent dc5c8b61e2
commit 2d45a887c0
7 changed files with 290 additions and 131 deletions

View File

@@ -26,12 +26,16 @@ package org.alfresco.repo.domain.contentdata;
import java.io.Serializable;
import java.util.Locale;
import java.util.Set;
import org.alfresco.repo.cache.SimpleCache;
import org.alfresco.repo.content.cleanup.EagerContentStoreCleaner;
import org.alfresco.repo.domain.LocaleDAO;
import org.alfresco.repo.domain.encoding.EncodingDAO;
import org.alfresco.repo.domain.mimetype.MimetypeDAO;
import org.alfresco.repo.transaction.AlfrescoTransactionSupport;
import org.alfresco.repo.transaction.TransactionListenerAdapter;
import org.alfresco.repo.transaction.TransactionalResourceHelper;
import org.alfresco.service.cmr.repository.ContentData;
import org.alfresco.util.Pair;
import org.apache.commons.logging.Log;
@@ -52,9 +56,13 @@ import org.springframework.dao.ConcurrencyFailureException;
*/
public abstract class AbstractContentDataDAOImpl implements ContentDataDAO
{
private static Log logger = LogFactory.getLog(AbstractContentDataDAOImpl.class);
/**
* Content URL IDs to delete before final commit.
*/
private static final String KEY_PRE_COMMIT_CONTENT_URL_DELETIONS = "AbstractContentDataDAOImpl.PreCommitContentUrlDeletions";
private static final Long CACHE_NULL_LONG = Long.MIN_VALUE;
private static Log logger = LogFactory.getLog(AbstractContentDataDAOImpl.class);
private MimetypeDAO mimetypeDAO;
private EncodingDAO encodingDAO;
@@ -100,21 +108,22 @@ public abstract class AbstractContentDataDAOImpl implements ContentDataDAO
*/
protected void registerNewContentUrl(String contentUrl)
{
if (contentStoreCleaner != null)
{
contentStoreCleaner.registerNewContentUrl(contentUrl);
}
contentStoreCleaner.registerNewContentUrl(contentUrl);
}
/**
* Register orphaned content for post-commit handling
* A <b>content_url</b> entity was dereferenced. This makes no assumptions about the
* current references - dereference deletion is handled in the commit phase.
*/
protected void registerOrphanedContentUrl(String contentUrl)
protected void registerDereferenceContentUrl(String contentUrl)
{
if (contentStoreCleaner != null)
Set<String> contentUrls = TransactionalResourceHelper.getSet(KEY_PRE_COMMIT_CONTENT_URL_DELETIONS);
if (contentUrls.size() == 0)
{
contentStoreCleaner.registerOrphanedContentUrl(contentUrl);
ContentUrlDeleteTransactionListener listener = new ContentUrlDeleteTransactionListener();
AlfrescoTransactionSupport.bindListener(listener);
}
contentUrls.add(contentUrl);
}
/**
@@ -288,6 +297,13 @@ public abstract class AbstractContentDataDAOImpl implements ContentDataDAO
*/
protected abstract ContentUrlEntity getContentUrlEntity(String contentUrl);
/**
* @param contentUrl the URL of the <b>content url</b> entity
* @return Return the entity or <tt>null</tt> if it doesn't exist or is still
* referenced by a <b>content_data</b> entity
*/
protected abstract ContentUrlEntity getContentUrlEntityUnreferenced(String contentUrl);
/**
* Delete the entity with the given ID
* @return Returns the number of rows deleted
@@ -315,4 +331,38 @@ public abstract class AbstractContentDataDAOImpl implements ContentDataDAO
* @return Returns the number of rows deleted
*/
protected abstract int deleteContentDataEntity(Long id);
/**
* Transactional listener that deletes unreferenced <b>content_url</b> entities.
*
* @author Derek Hulley
*/
public class ContentUrlDeleteTransactionListener extends TransactionListenerAdapter
{
@Override
public void beforeCommit(boolean readOnly)
{
// Ignore read-only
if (readOnly)
{
return;
}
Set<String> contentUrls = TransactionalResourceHelper.getSet(KEY_PRE_COMMIT_CONTENT_URL_DELETIONS);
for (String contentUrl : contentUrls)
{
ContentUrlEntity contentUrlEntity = getContentUrlEntityUnreferenced(contentUrl);
if (contentUrlEntity == null)
{
// It is still referenced, so ignore it
continue;
}
// It needs to be deleted
Long contentUrlId = contentUrlEntity.getId();
deleteContentUrlEntity(contentUrlId);
// Pop this in the queue for deletion from the content store
contentStoreCleaner.registerOrphanedContentUrl(contentUrl);
}
contentUrls.clear();
}
}
}

View File

@@ -46,10 +46,10 @@ public class ContentDataDAOImpl extends AbstractContentDataDAOImpl
{
private static final String SELECT_CONTENT_URL_BY_ID = "select.ContentUrlById";
private static final String SELECT_CONTENT_URL_BY_KEY = "select.ContentUrlByKey";
private static final String SELECT_CONTENT_URL_BY_KEY_UNREFERENCED = "select.ContentUrlByKeyUnreferenced";
private static final String SELECT_CONTENT_URLS = "select.ContentUrls";
private static final String SELECT_CONTENT_DATA_BY_ID = "select.ContentDataById";
private static final String SELECT_CONTENT_DATA_BY_NODE_AND_QNAME = "select.ContentDataByNodeAndQName";
private static final String SELECT_CONTENT_DATA_BY_URL_ID = "select.ContentDataByContentUrlId";
private static final String INSERT_CONTENT_URL = "insert.ContentUrl";
private static final String INSERT_CONTENT_DATA = "insert.ContentData";
private static final String DELETE_CONTENT_DATA = "delete.ContentData";
@@ -105,6 +105,16 @@ public class ContentDataDAOImpl extends AbstractContentDataDAOImpl
return template.delete(DELETE_CONTENT_URL, params);
}
@Override
protected ContentUrlEntity getContentUrlEntityUnreferenced(String contentUrl)
{
ContentUrlEntity contentUrlEntity = new ContentUrlEntity();
contentUrlEntity.setContentUrl(contentUrl);
contentUrlEntity = (ContentUrlEntity) template.queryForObject(SELECT_CONTENT_URL_BY_KEY_UNREFERENCED, contentUrlEntity);
// Done
return contentUrlEntity;
}
@Override
protected ContentDataEntity createContentDataEntity(
Long contentUrlId,
@@ -166,22 +176,13 @@ public class ContentDataDAOImpl extends AbstractContentDataDAOImpl
}
// Only check the content URLs if one is present
String contentUrl = contentDataEntity.getContentUrl();
Long contentUrlId = contentDataEntity.getContentUrlId();
// Delete the ContentData entity
deleteContentData(id);
// Check if the content URL was orphaned
if (contentUrlId != null)
if (contentUrl != null)
{
params.clear();
params.put("id", contentUrlId);
@SuppressWarnings("unchecked")
List<ContentDataEntity> contentDataEntities = (List<ContentDataEntity>) template.queryForList(SELECT_CONTENT_DATA_BY_URL_ID, params);
// If there is still ContentData associated with the content URL, then leave it
if (contentDataEntities.size() == 0)
{
// Orphaned
registerOrphanedContentUrl(contentUrl);
}
// It has been dereferenced and may be orphaned - we'll check later
registerDereferenceContentUrl(contentUrl);
}
}
}