From 09/04/2000 to 10/03/2000


04:28 PM Revision 491 (metacat): Included script for insert of all eml dtds.
03:48 PM Revision 489 (metacat): added functionality to return the doctype of a relation in a relationdoctype tag. This information is now returned automatically in the resultset under the path resultset/relation/relationdoctype.
03:47 PM Revision 488 (metacat): added ability to enterpret relationdoctype tag.
02:26 PM Revision 487 (metacat): added new linkage to the title in the table
02:23 PM Revision 486 (metacat): removed debug print statements.
02:16 PM Revision 485 (metacat): added code for getting stylized related documents
12:55 PM Revision 483 (metacat): allowed both indexing threads to run without interfering with each other.
08:05 AM Revision 482 (metacat): made package changes


10:56 AM Revision 481 (metacat): - cleared copyfile of since it is no longer in use
- added copyfile of from xmltodb/lib to the servlet classpath
same like
10:32 AM Revision 480 (metacat): moved it from src/edu/ucsb/nceas/metacat dir to here


03:37 PM Revision 478 (metacat): fixed bug that caused a nullPointerException when a null resultset was returned.
01:52 PM Revision 477 (metacat): changed the look of relations


11:55 AM Bug #154: change INSERT to fail if docid exists
DONE as suggested from Dan:
prevent insertion and show a message if Accession# is provided
and is already in use
Jivka Bojilova
11:01 AM Bug #154 (Resolved): change INSERT to fail if docid exists
Higgins writes:
I have a suggestion for a change in the behavoir of Insert commands in Metacat.
Presently, if one ...
Matt Jones
11:05 AM Revision 476 (metacat): Changed to prevent the insertion if the provided Accession# is in use as Dan suggested.


02:37 PM Revision 475 (metacat): removed system.out.printlns
01:12 PM Revision 474 (metacat): added a "server" parameter which tells the system the path to the server on which metacat is running. This is used for metacat:// urls.
01:11 PM Revision 473 (metacat): added support for urls of the form "metacat://"
01:10 PM Revision 472 (metacat): added package and resource data and structures
12:47 PM Bug #48: need an option to do xml indexing asynchronously
Need a way to show a response of the work done by that thread Jivka Bojilova
09:11 AM Bug #130: remove the title hack from metacat
Because of complications with the dmanclient this will be fixed sometime after
the kdi meeting.
Chad Berkley
08:31 AM Bug #31: need dataset id reference from metadata
Added datasetid to resource. Also, the package dtd and schema are defined and
implemented in metacatServlet.
Chad Berkley
08:23 AM Bug #113: need "dataset oriented" html interface for results
Created a backtracking scheme derived from relationships entered under the
package dtd. The servlet parameter return...
Chad Berkley


04:02 PM Revision 471 (metacat): Separate thread used for writing into xml_index table.
This cut the time of the response on insert almost in half.
The tread is started afterwards
(on end of document parsi...
03:09 PM Revision 470 (metacat): added new fields
03:09 PM Revision 469 (metacat): added support for returndoc handling.
03:08 PM Revision 468 (metacat): added a packagedoctype parameter so that the servlet knows what kind of doctype a package
03:08 PM Revision 467 (metacat): updated for returndoc field
03:07 PM Revision 466 (metacat): This class syncronously indexes any package file that is loaded into the database.r
03:06 PM Revision 465 (metacat): Added backtrack functionality. Backtracking works by passing a returndoc parameter. There can be more than one. If a document that is hit by a query is not of type returndoc then it searches the database for a related file of type returndoc. If one is found it is displayed, if no relation is found, the original is displayed.
Support was also added for an index of relations. the table xml_relation handles the all of the relation indexing. berkley
01:03 PM Revision 464 (metacat): included new method getPoolSize()


03:39 PM Bug #35: SRB RMI server doesn't authenticate after first connection
This big has been fixed, but needs to be revisited with changes added to srb
Dan Higgins
10:51 AM Bug #46: metacat insert fails on some documents
I talked with Dan. It seems us that this bug disappeared - probably was fixed
Jivka Bojilova
10:28 AM Bug #30: get dataguide function needed by client
It is already DONE and used by dmanclient appl. Jivka Bojilova
08:17 AM Bug #128: change resource public ID in the catalog
this was added 9/25/00. It was also added to the loadstylesheets.sql file. Chad Berkley


01:52 PM Bug #152 (Resolved): Port SRB1_1_8 changes to Linux x86
Port SRB1_1_8 changes to Linux x86. SRB1_1_7 has been ported to run on Linux,
but in parallel to changes made to SR...
Chris Jones


04:09 PM Bug #151 (Resolved): need doctype equivalence specification
Metadata document types will certainly evolve, and as they do, some applications
that depend on those types will bre...
Matt Jones
04:05 PM Bug #150 (Resolved): metacat accepts invalid documents
Currently, the metacat servlet accepts documents that are not valid according to
their type. We need to change this...
Matt Jones
04:00 PM Bug #147: return partial resultsets
Feature was already described by berkley.
*** This bug has been marked as a duplicate of 129 ***
Matt Jones
03:39 PM Bug #147 (Resolved): return partial resultsets
Need feature in metacat that allows the client to specify if only a partial
resultset should be returned for a query...
Matt Jones
04:00 PM Bug #129: Metacat Performance: paged Query Returns
*** Bug 147 has been marked as a duplicate of this bug. *** Matt Jones
03:57 PM Bug #149 (Resolved): Need revision number to uniquely specify docid
The xml_documents.docid field is currently used to store the metadata identifier
for all xml documents. However, ou...
Matt Jones
03:43 PM Bug #92: need access control tracking for metadata documents
Changed target milestone to Beta2 Matt Jones
03:42 PM Bug #148 (Resolved): node-level granularity for ACLs
Feature requested to be able to specify ACLs with node-level granularity, so
that portions of XML documents can be r...
Matt Jones
03:16 PM Bug #138 (Resolved): use LDAP as optional directory for authentication
May be powerful to use an LDAP server or network to handle authentication rather
than the current MCAT authenticatio...
Matt Jones
03:13 PM Bug #137 (Resolved): need admin client for managing SRB systems
Need an adminsitrative utility modeled after the srb admin utility for managing
the distributed srb network, users o...
Matt Jones


02:50 PM Revision 463 (metacat): added extra timing information to the main() driver method.
01:25 PM Revision 462 (metacat): fix the small bug with output like:
Fatal processing error
<?xml version=1.0?>
on hadleInsertOrUpdateAction()
01:22 PM Revision 461 (metacat): writeDocID() not needed any more
throw SAXException from everywhere bojilova
01:21 PM Revision 460 (metacat): on character(cbuf, start, len) included:
if currentNode.getTagName().equals("title")
instead of using:
01:15 PM Revision 459 (metacat): change Assession# generation to use the same db connection
01:07 PM Bug #131 (Resolved): add doctype identifier to returnfields
a returnfield should not only include the path to an element but also the
doctype from which it should be selected. ...
Chad Berkley
01:05 PM Bug #130 (Resolved): remove the title hack from metacat
Remove the "hack" that puts the title of a document into the xml_documents table
and replace it with a returnfield t...
Chad Berkley
01:02 PM Bug #129 (Closed): Metacat Performance: paged Query Returns
If a query returns more than n results, then only n results should be shown to
the user at a time. This functionali...
Chad Berkley
01:00 PM Bug #128 (Resolved): change resource public ID in the catalog
The public ID of eml-resource documents needs to be changed in the catalog to
fit with the standard syntax of public...
Chad Berkley
12:58 PM Bug #97: combine printExtendedSQL and printSQL methods into one
At this time, I think it is better to leave the two methods seperate. It is
cleaner to do it this way because even i...
Chad Berkley
12:52 PM Bug #113: need "dataset oriented" html interface for results
*** Bug 28 has been marked as a duplicate of this bug. *** Chad Berkley
12:51 PM Bug #113: need "dataset oriented" html interface for results
This addition to the functionality will be aided by the completion of the
package spec. Packaging can be used to cre...
Chad Berkley
10:55 AM Bug #113 (Resolved): need "dataset oriented" html interface for results
The current HTML interface displays result sets as a table, with all metadata
documents displayed. We need to modi...
Matt Jones
12:52 PM Bug #28: need doctype backtracing/linking feature as part of doctype filter
same as bug 113
*** This bug has been marked as a duplicate of 113 ***
Chad Berkley
12:50 PM Bug #98: add download action to marineservlet
This functionality was added to metacatservlet. It can be accessed through
Chad Berkley
12:49 PM Bug #114: need interface for package info and downloading
The packaging functionality is now working. Functionality for downloading a zip
file containing all of the package f...
Chad Berkley
10:57 AM Bug #114 (Resolved): need interface for package info and downloading
Need to modify the current HTML interface for marine to allow display of the
"package" relationships and allow for ...
Matt Jones
11:09 AM Bug #117 (Resolved): need new HTML interface allowing boolean search
Need a new HTML interface for the marine servlet that allows construction of a
simple boolean expression for search...
Matt Jones
10:58 AM Revision 458 (metacat): Updated the download data function. the download data function now pulls a document from the database, zips it up and sends the zip stream to the client. It also zips up any related files. a relation parameter is used to pass related files to the servlet. If only one document should be zipped and sent, a single docid in the param hashtable is sufficient.


05:40 PM Revision 457 (metacat): changes related to decrease the time of INSERT of document.
With these changes I inserted 200KB file for 3 minutes, 50KB for 50sec.
This is mainly simplifing the DBSAXNode class...
03:16 PM Revision 456 (metacat): updated this style sheet to display only resource documents and their related files. Also added hidden input params to the images on the left so that the related document info is sent back to the servlet when documentation or an abstract is requested.
12:53 PM Revision 455 (metacat): this stylesheet now processes relation information.
12:53 PM Revision 454 (metacat): This allows for the easy handling of metacat:// urls. The documentation in the source code explains the specification for the url in detail.
12:52 PM Revision 453 (metacat): Added functionality for package specifications. metacatservlet now contains a new action called getrelateddocument that handles retrieving related documents using the metacatURL specification ( DBQuery contains new code in runQuery that embeds relation tags in the returned hashtable describing the documents related to each docid. querySpecification contains a new method which prints the sql that does the relation query.


12:33 PM Revision 452 (metacat): store generated Access# in meta_file_id tag if there are any


03:03 PM Revision 451 (metacat): fix bug in toXML() about getting output of XML document like:
<paragraph</paragraph>> bojilova
01:59 PM Revision 450 (metacat): added parentnodeid to xml_index table
01:57 PM Revision 449 (metacat): added parentnodeid to xml_index
01:09 PM Revision 447 (metacat): fix for "Document not found" err message on "getdocument" action
01:07 PM Revision 446 (metacat): fix for "public" authentication


01:38 PM Revision 445 (metacat): xml_documents.public_access modified to be
ie all documents to have public access by default
12:42 PM Revision 444 (metacat): removed print statments
12:28 PM Revision 443 (metacat): fixed xml tag error in squer
11:24 AM Revision 442 (metacat): fixed bug in handleSQuery that returned the <?xml?> tag in the <query> tag of a resultset.
Submitted by:
Reviewed by:
10:37 AM Revision 441 (metacat): added check from "read" permission on "query" and "squery" actions
for connected user or for "public" connection bojilova


01:36 PM Revision 440 (metacat): 3 indexes added on:
xml_nodes (rootnodeid)
xml_nodes (parentnodeid)
xml_documents (docid, doctype)
08:07 AM Bug #99: add getDocumentAction to marineServlet
This action was added. A style sheet for resource documents was also written. Chad Berkley
08:05 AM Bug #100: add viewabstract action to metacatServlet
This functionality now works. It uses a CGI parameter called abstractpath to
identify the xml path to the abstract.
Chad Berkley
08:04 AM Bug #109: query speed slows as database grows
Changed the queries to reduce the number of subqueries which increased the speed
of the query signifigantly.
Chad Berkley


09:34 AM Revision 439 (metacat): sql file defining the table structure for eml-package data.


02:01 PM Revision 438 (metacat): added documentation and cleaned up the markup.
01:51 PM Revision 437 (metacat): added support for getabstract action
01:50 PM Revision 436 (metacat): Added a method called getNodeContent which retrieves the content of a node in a document. If there are more than one nodes with the same name returned, it returns an array with all of the data.
01:49 PM Revision 435 (metacat): Added support for viewabstract
08:46 AM Revision 434 (metacat): added resource.xsl to the catalog
08:45 AM Revision 433 (metacat): no message
08:43 AM Revision 432 (metacat): style sheet for resource documents

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