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Refactored persistence for AVM. I'm guessing because I dropped a number of

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unnecessary flushes seems about 20% snappier.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3296 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Britt Park
2006-07-11 09:32:13 +00:00
parent a58a3c4f53
commit d0b5b14af1
46 changed files with 2172 additions and 506 deletions
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92
source/java/org/alfresco/repo/avm/RepositoryImpl.java
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@@ -37,7 +37,7 @@ import org.hibernate.Query;
* operation.
* @author britt
*/
class RepositoryImpl implements Repository, Serializable
public class RepositoryImpl implements Repository, Serializable
{
static final long serialVersionUID = -1485972568675732904L;
@@ -98,20 +98,20 @@ class RepositoryImpl implements Repository, Serializable
fRoot = null;
fCreator = "britt";
fCreateDate = System.currentTimeMillis();
fSuper.getSession().save(this);
AVMContext.fgInstance.fRepositoryDAO.save(this);
// Make up the initial version record and save.
long time = System.currentTimeMillis();
fRoot = new PlainDirectoryNodeImpl(this);
fRoot.setIsNew(false);
fRoot.setIsRoot(true);
fSuper.getSession().save(fRoot);
AVMContext.fgInstance.fAVMNodeDAO.save(fRoot);
VersionRoot versionRoot = new VersionRootImpl(this,
fRoot,
fNextVersionID,
time,
"britt");
fNextVersionID++;
fSuper.getSession().save(versionRoot);
AVMContext.fgInstance.fVersionRootDAO.save(versionRoot);
}
/**
@@ -137,20 +137,21 @@ class RepositoryImpl implements Repository, Serializable
throw new AVMExistsException("Already snapshotted.");
}
// Clear out the new nodes.
Query query =
fSuper.getSession().getNamedQuery("AVMNode.ByNewInRepo");
query.setEntity("repo", this);
for (AVMNode newNode : (List<AVMNode>)query.list())
AVMNodeDAO anDAO = AVMContext.fgInstance.fAVMNodeDAO;
for (AVMNode newNode : anDAO.getNewInRepo(this))
{
newNode.setIsNew(false);
// anDAO.update(newNode);
}
// TODO: This is a grotesque hack to deal with hibernate.
anDAO.flush();
// Make up a new version record.
VersionRoot versionRoot = new VersionRootImpl(this,
fRoot,
fNextVersionID,
System.currentTimeMillis(),
"britt");
fSuper.getSession().save(versionRoot);
AVMContext.fgInstance.fVersionRootDAO.save(versionRoot);
// Increment the version id.
fNextVersionID++;
return fNextVersionID - 1;
@@ -438,9 +439,7 @@ class RepositoryImpl implements Repository, Serializable
@SuppressWarnings("unchecked")
public List<VersionDescriptor> getVersions()
{
Query query = fSuper.getSession().createQuery("from VersionRootImpl v where v.repository = :rep order by v.versionID");
query.setEntity("rep", this);
List<VersionRoot> versions = (List<VersionRoot>)query.list();
List<VersionRoot> versions = AVMContext.fgInstance.fVersionRootDAO.getAllInRepository(this);
List<VersionDescriptor> descs = new ArrayList<VersionDescriptor>();
for (VersionRoot vr : versions)
{
@@ -464,32 +463,7 @@ class RepositoryImpl implements Repository, Serializable
@SuppressWarnings("unchecked")
public List<VersionDescriptor> getVersions(Date from, Date to)
{
Query query;
if (from == null)
{
query =
fSuper.getSession().createQuery("from VersionRootImpl vr where vr.createDate <= :to " +
"order by vr.versionID");
query.setLong("to", to.getTime());
}
else if (to == null)
{
query =
fSuper.getSession().createQuery("from VersionRootImpl vr " +
"where vr.createDate >= :from " +
"order by vr.versionID");
query.setLong("from", from.getTime());
}
else
{
query =
fSuper.getSession().createQuery("from VersionRootImpl vr "+
"where vr.createDate between :from and :to " +
"order by vr.versionID");
query.setLong("from", from.getTime());
query.setLong("to", to.getTime());
}
List<VersionRoot> versions = (List<VersionRoot>)query.list();
List<VersionRoot> versions = AVMContext.fgInstance.fVersionRootDAO.getByDates(this, from, to);
List<VersionDescriptor> descs = new ArrayList<VersionDescriptor>();
for (VersionRoot vr : versions)
{
@@ -537,17 +511,13 @@ class RepositoryImpl implements Repository, Serializable
// Versions less than 0 mean get current.
if (version < 0)
{
dir = (DirectoryNode)AVMNodeUnwrapper.Unwrap(fRoot);
dir = fRoot; // TODO How to factor out this kind of Hibernate goofiness.
// (DirectoryNode)AVMNodeUnwrapper.Unwrap(fRoot);
}
else
{
Query query =
fSuper.getSession().getNamedQuery("VersionRoot.GetVersionRoot");
query.setEntity("rep", this);
query.setInteger("version", version);
dir = (DirectoryNode)AVMNodeUnwrapper.Unwrap((AVMNode)query.uniqueResult());
dir = AVMContext.fgInstance.fAVMNodeDAO.getRepositoryRoot(this, version);
}
// fSuper.getSession().lock(dir, LockMode.READ);
// Add an entry for the root.
result.add(dir, "", write);
dir = (DirectoryNode)result.getCurrentNode();
@@ -599,15 +569,7 @@ class RepositoryImpl implements Repository, Serializable
}
else
{
Query query =
fSuper.getSession().getNamedQuery("VersionRoot.GetVersionRoot");
query.setEntity("rep", this);
query.setInteger("version", version);
root = (AVMNode)query.uniqueResult();
if (root == null)
{
throw new AVMException("Invalid version: " + version);
}
root = AVMContext.fgInstance.fAVMNodeDAO.getRepositoryRoot(this, version);
}
return root.getDescriptor("main:", "", null);
}
@@ -800,28 +762,22 @@ class RepositoryImpl implements Repository, Serializable
{
throw new AVMBadArgumentException("Cannot purge initial version");
}
Query query = fSuper.getSession().getNamedQuery("VersionRoot.VersionByID");
query.setEntity("rep", this);
query.setInteger("version", version);
VersionRoot vRoot = (VersionRoot)query.uniqueResult();
AVMNode root = vRoot.getRoot();
if (root == null)
VersionRoot vRoot = AVMContext.fgInstance.fVersionRootDAO.getByVersionID(this, version);
if (vRoot == null)
{
throw new AVMNotFoundException("Version not found.");
}
AVMNode root = vRoot.getRoot();
root.setIsRoot(false);
fSuper.getSession().delete(vRoot);
AVMContext.fgInstance.fAVMNodeDAO.update(root);
AVMContext.fgInstance.fVersionRootDAO.delete(vRoot);
if (root.equals(fRoot))
{
// We have to set a new current root.
fSuper.getSession().flush();
query = fSuper.getSession().createQuery("select max(vr.versionID) from VersionRootImpl vr");
int latest = (Integer)query.uniqueResult();
query = fSuper.getSession().getNamedQuery("VersionRoot.VersionByID");
query.setEntity("rep", this);
query.setInteger("version", latest);
vRoot = (VersionRoot)query.uniqueResult();
// TODO More hibernate goofiness to compensate for: fSuper.getSession().flush();
vRoot = AVMContext.fgInstance.fVersionRootDAO.getMaxVersion(this);
fRoot = vRoot.getRoot();
AVMContext.fgInstance.fRepositoryDAO.update(this);
}
}