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Individual indexItem / itemRemoved additionally call prune methods at the end to ensure that excess data is removed from the browse indeces.

Browse Source 
The batch reindex process does *not* prune until the end of execution.

git-svn-id: http://scm.dspace.org/svn/repo/trunk@2161 9c30dcfa-912a-0410-8fc2-9e0234be79fd
This commit is contained in:
Graham Triggs
2007-08-24 21:51:04 +00:00
parent 958a45faf9
commit aa8f711055
1 changed files with 29 additions and 13 deletions
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42
dspace-api/src/main/java/org/dspace/browse/IndexBrowse.java
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@@ -327,6 +327,26 @@ public class IndexBrowse
dao.deleteByItemID(table, itemID);
}
/**
* Prune indexes - called from the public interfaces or at the end of a batch indexing process
*/
private void pruneIndexes() throws BrowseException
{
// go over the indices and prune
for (int i = 0; i < bis.length; i++)
{
if (bis[i].isMetadataIndex())
{
log.debug("Pruning metadata index: " + bis[i].getTableName());
dao.pruneExcess(bis[i].getTableName(false, false, false, false), bis[i].getTableName(false, false, false, true), false);
dao.pruneDistinct(bis[i].getTableName(false, false, true, false), bis[i].getTableName(false, false, false, true));
}
}
dao.pruneExcess(BrowseIndex.getItemBrowseIndex().getTableName(false, false, false, false), null, false);
dao.pruneExcess(BrowseIndex.getWithdrawnBrowseIndex().getTableName(false, false, false, false), null, true);
}
/**
* Index the given item
*
@@ -337,6 +357,9 @@ public class IndexBrowse
throws BrowseException
{
indexItem(new ItemMetadataProxy(item));
// Ensure that we remove any invalid entries
pruneIndexes();
}
/**
@@ -518,8 +541,11 @@ public class IndexBrowse
log.debug("Removing indexing for removed item " + item.getID() + ", for index: " + bis[i].getTableName());
removeIndex(item, bis[i]);
}
return true;
// Ensure that we remove any invalid entries
pruneIndexes();
return true;
}
/**
@@ -1052,17 +1078,7 @@ public class IndexBrowse
// penultimately we have to delete any items that couldn't be located in the
// index list
for (int k = 0; k < bis.length; k++)
{
if (bis[k].isMetadataIndex())
{
dao.pruneExcess(bis[k].getTableName(false, false, false, false), bis[k].getTableName(false, false, false, true), false);
dao.pruneDistinct(bis[k].getTableName(false, false, true, false), bis[k].getTableName(false, false, false, true));
}
}
dao.pruneExcess(BrowseIndex.getItemBrowseIndex().getTableName(false, false, false, false), null, false);
dao.pruneExcess(BrowseIndex.getWithdrawnBrowseIndex().getTableName(false, false, false, false), null, true);
pruneIndexes();
// Make sure the deletes are written back
context.commit();