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From 05/31/2000 to 06/29/2000

06/29/2000

06:19 PM Bug #35 (Resolved): SRB RMI server doesn't authenticate after first connection
After the initial connection is made to the SRB server using the SRB RMI server,
subsequent attempts to connect are ...
Matt Jones
06:09 PM Bug #16: validation engine uses OASIS XML Catalog
Fixed DBValidate validation engine so that it now uses DBEntityResolver to
resolve system IDs for DTD locations when ...
Matt Jones
05:52 PM Revision 245 (metacat): changed char stream to byte stream
Matt Jones
04:27 PM Revision 243 (metacat): Fixed bug in DBEntityResolver so that it now properly delegates to
the system id found inthe database.
Changed DBValidate to use DBEntityResolver, rather than the OASIS
catalog, and to...
Matt Jones
02:03 PM Revision 237 (metacat): testing login
bojilova
01:05 PM Revision 234 (metacat): testing login
bojilova
12:08 PM Revision 233 (metacat): testing login
bojilova
11:42 AM Revision 232 (metacat): testing login
bojilova
10:54 AM Revision 231 (metacat): testing login
bojilova
10:45 AM Revision 230 (metacat): testing login
bojilova
10:40 AM Revision 229 (metacat): testing login
bojilova
10:28 AM Revision 228 (metacat): testing login
bojilova
10:03 AM Revision 227 (metacat): testing login
bojilova
09:50 AM Revision 226 (metacat): testing login
bojilova
09:37 AM Revision 225 (metacat): testing login
bojilova

06/28/2000

04:47 PM Revision 224 (metacat): testing login
bojilova
04:19 PM Revision 223 (metacat): testing
bojilova
02:33 PM Revision 222 (metacat): testing
bojilova
01:17 PM Revision 221 (metacat): testing
bojilova

06/27/2000

08:26 PM Bug #34: text matches in query algorithm don't span TEXT nodes
Because it is improbable, will require major query algorithm changes to fix it,
and will have minor impact when encou...
Matt Jones
08:23 PM Bug #34 (Resolved): text matches in query algorithm don't span TEXT nodes
When text sequences formthe document exceed the max field length of the database
filed (4000 characters for Oracle),...
Matt Jones
08:18 PM Bug #14: metacat TEXT nodes limited to 4K characters
Fixed bug where TEXT nodes couldn't be longer than 4000 characters, which is the
maximum length of a VARCHAR2 field i...
Matt Jones
08:14 PM Revision 220 (metacat): Fixed bug where TEXT nodes couldn't be longer than 4000 characters, which
is the maximum length of a VARCHAR2 field in Oracle. Now, if text
exceeds the field length, I break the text up into...
Matt Jones
07:40 PM Bug #27: DBReader doesn't recreate COMMENTS and PIs when reading a doc
Added two new classes (CommentNode and PINode) to allow DBReader to output
COMMENTs and PIs when reading a document. ...
Matt Jones
07:36 PM Revision 219 (metacat): Added feature to now ouput COMMENTs and PIs when the document is
read from the database with DBReader. Matt Jones
07:30 PM Revision 218 (metacat): updated build file jar references
Matt Jones
07:23 PM Revision 217 (metacat): fixed html file parameters
Matt Jones
06:25 PM Bug #33 (Resolved): problems with replicating of DTDs, because of PUBLIC IDs
Clients submitting documents with new, unknown doctypes can provide a reference
or an internal subset for a DTD, whi...
Matt Jones
05:47 PM Revision 216 (metacat): removed jar file because it is too dynamic
Matt Jones
05:00 PM Revision 215 (metacat): changed to
response.sendRedirect(response.encodeRedirectUrl("/xmltodb/lib/index.html")); bojilova
04:58 PM Revision 214 (metacat): binary additions for srb RMI client
Matt Jones
04:53 PM Revision 213 (metacat): Added srbrmi classes for authentication support
Matt Jones
03:43 PM Revision 212 (metacat): changed to use username/password entered on login
bojilova
03:36 PM Revision 211 (metacat): needed right <FORM ACTION="" ...> value
bojilova
02:25 PM Revision 210 (metacat): changes releted to login and session tracking
bojilova
02:24 PM Revision 209 (metacat): New- class that encapsulates session creation and user authentication
bojilova
02:23 PM Revision 208 (metacat): New- login page
bojilova
01:49 PM Revision 207 (metacat): added new javadoc documentation for new classes
Matt Jones

06/26/2000

10:15 PM Bug #24: MetaCatServlet should provide 2 more input parameters to DBWriter: accession# and action
Parameters added and they test out correctly now. Matt Jones
03:44 AM Bug #24: MetaCatServlet should provide 2 more input parameters to DBWriter: accession# and action
Will complete testing and bugfixes for bug # 13 and bug # 24 Matt Jones
03:42 AM Bug #24: MetaCatServlet should provide 2 more input parameters to DBWriter: accession# and action
Parameters have been added to MetaCatServlet and command line tools to
accomodate the new UPDATE and DELETE functions...
Matt Jones
10:05 PM Bug #13: metacat doesn't allow updates or deletes
Fixed errors with Update and Delete functions. Tested out fine under a variety
of error conditions.
Matt Jones
03:43 AM Bug #13: metacat doesn't allow updates or deletes
Will complete testing and bugfixes for bug # 13 and bug # 24 Matt Jones
03:40 AM Bug #13: metacat doesn't allow updates or deletes
Created basic update and delete functionality. Substantial changes to all
classes, but focused on DBWriter and MetaC...
Matt Jones
09:50 PM Revision 205 (metacat): Updated javadoc documentation.
Matt Jones
09:31 PM Revision 204 (metacat): Fixed bugs associated with the new UPDATE and DELETE functions of
DBWriter. There were problematic interactions between some static
variables used in DBEntityResolver and the way in ...
Matt Jones
03:35 AM Revision 203 (metacat): Merged in substantial changes to DBWriter and associated classes and to
the MetaCatServlet in order to accomodate the new UPDATE and DELETE
functions. The command line tools and the parame...
Matt Jones

06/23/2000

04:26 PM Bug #25: nodeid should be generated in safe manner
DONE
Used different approach:
When next node is to be inserted into xml_nodes table, get a next # from
sequence up in...
Jivka Bojilova
04:24 PM Bug #17: DBWriter uses multiple transactions to load document
DONE
DB connection for DBWriter is changed to be in no auto commit mode.
It is commited on success and rollback when ...
Jivka Bojilova
12:39 PM Bug #31: need dataset id reference from metadata
increasing priority because this affects the most basic levels of functionality
of the client.
Matt Jones
12:38 PM Bug #30: get dataguide function needed by client
lowering priority because this is a search feature that requires the user to
understand complex queries and something...
Matt Jones
12:29 PM Bug #15: metacat depends on Oracle parser, should be SAX
All of the metacat classes use the SAX2 API now for loading and parsing XML
documents. The specific parser is dynami...
Matt Jones
12:09 PM Revision 186 (metacat): Fixed bug in DBWriter using the new SAX2 interface. Turned out it was a bug in xerces-1_1_1, which was fixed by Andy Clark after I reported it.
Matt Jones
11:10 AM Bug #23: creating shared pool of connections in metacat servlet
This idea should be generalized to include a shared pool of connections for most
of the important objects like Connec...
Matt Jones

06/21/2000

07:20 PM Revision 185 (metacat): 1) Simplified database connection creation by adding new utility routine in MetaCatUtil that reads configuration information from the properties file.
2) Created MetaCatUtil.getOption() to retrieve options from properties file.
3) Unified SAX Parser creation by specif...
Matt Jones
11:40 AM Bug #31 (Resolved): need dataset id reference from metadata
Need update to relations tag in order to obtain data id from metadata Dan Higgins
11:38 AM Bug #30 (Resolved): get dataguide function needed by client
The client needs to be able to ask the server for a LORE style dataguide for
each of the doctypes handled by the ser...
Dan Higgins
11:36 AM Bug #29 (Resolved): Download DTDs/Schemas for client
The client needs to be able to get a list of doctypes from the server in order
to show the list of possible search t...
Dan Higgins

06/20/2000

07:57 PM Revision 184 (metacat): cleaned up code for getting options from the properties file, made the database connection inthe MetaCatUtil class use the properties file for the conneciton info
Matt Jones
06:58 PM Bug #28 (Resolved): need doctype backtracing/linking feature as part of doctype filter
When a user specifies a return type for document types, only those document
types specified are returned. There sho...
Matt Jones
06:54 PM Bug #22: content negotiation for doctypes needed
Both DBSimpleQuery and, more relevant, DBQuery support specification of the
document type that should be returned as ...
Matt Jones
06:49 PM Bug #24: MetaCatServlet should provide 2 more input parameters to DBWriter: accession# and action
this bug is only relevant if the update and delete functions are completed
first.
Matt Jones
05:37 PM Revision 183 (metacat): updated javadoc documentation
Matt Jones
05:23 PM Revision 182 (metacat): updated javadoc documentation
Matt Jones
05:14 PM Revision 181 (metacat): integrated new structured query facility (DBQuery) into the servlet demo (MetaCatServlet)
Matt Jones
03:45 PM Revision 180 (metacat): removed debugging code
Matt Jones
03:37 PM Revision 179 (metacat): fixed QuerySpecification to produce SQL that does UNION or INTERSECT set operations for query group combinations
Matt Jones
03:31 PM Revision 178 (metacat): fixed QuerySpecification to produce SQL that does UNION or INTERSECT set operations for query group combinations
Matt Jones

06/19/2000

06:42 PM Revision 177 (metacat): finsihed basic functionality for structured queries based on the DBQuery and QuerySpecification classes
Matt Jones
05:53 PM Bug #27 (Resolved): DBReader doesn't recreate COMMENTS and PIs when reading a doc
DBReader only looks at the ELEMENT, ATTRIBUTE, and TEXT nodes when reading a
document from the database. It needs t...
Matt Jones
05:44 PM Revision 176 (metacat): added code to build an index of the paths through the DOM tree to each node in the tree as the node is being inserted
Matt Jones
04:20 PM Bug #26: need to add NOT operator to pathquery.dtd
will do. Matt Jones
04:19 PM Bug #26 (Resolved): need to add NOT operator to pathquery.dtd
The query description supported by pathquery.dtd does not currently support the
"NOT' boolean operator, which should...
Matt Jones
02:50 PM Bug #25: nodeid should be generated in safe manner
DONE
Used different approach:
When next node to be inserted into xml_nodes table, get a next # from
sequence up in th...
Jivka Bojilova
10:44 AM Bug #25 (Resolved): nodeid should be generated in safe manner
We're going to use sequence and db trigger before insert for nodeid generation,
because it is the fastest way.
But ...
Jivka Bojilova
02:24 PM Revision 175 (metacat): db trigger xml_nodes_before_insert no longer in use
bojilova
02:15 PM Revision 174 (metacat): for safe nodeid generation
bojilova

06/16/2000

06:15 PM Bug #18: metacat docid and rootnodeid not generated in a safe manner
Problem fixed for docid assignment.
Using AccessionNumber class for docid generation from DBSAXDocument class.
Now do...
Jivka Bojilova
04:42 PM Revision 173 (metacat): modified shell scripts to support new parser locations and syntax changes
Matt Jones
04:24 PM Revision 172 (metacat): completed work on creating structured query prototype in DBQuery and QuerySpecification classes
Matt Jones
03:39 PM Revision 171 (metacat): added missed conn.close()
bojilova
01:31 PM Revision 170 (metacat): continued work on structured query. Now QuerySpecification generates SQL for a given xml input, and DBQuery uses that SQL to send the query to the db
Matt Jones
09:42 AM Revision 169 (metacat): fixed string broken over two lines
Matt Jones

06/15/2000

08:20 PM Revision 168 (metacat): documentation cleanup
Matt Jones
07:56 PM Revision 167 (metacat): minor modifications to fix problems introduced with AccessionNumber module
Matt Jones
06:58 PM Revision 166 (metacat): minor modifications to fix problems introduced with AccessionNumber module
Matt Jones
06:53 PM Revision 165 (metacat): minor modifications to fix problems introduced with AccessionNumber module
Matt Jones
02:32 PM Bug #24 (Resolved): MetaCatServlet should provide 2 more input parameters to DBWriter: accession# and action
action should be INSERT, UPDATE or DELETE Jivka Bojilova
12:04 PM Revision 164 (metacat): 2 new properties added:
defaultGlobalName=NCEAS
accNumberSeparator=:
bojilova
12:01 PM Revision 163 (metacat): docid is varchar2(55)
new table xml_acc_numbers
clear out db trigger xml_documents_before_insert
bojilova
11:53 AM Revision 162 (metacat): docid is String
bojilova
11:53 AM Revision 161 (metacat): docid is String
docid is generated from AccessionNumber.generate() call bojilova
11:51 AM Revision 160 (metacat): gen acc # in new connection
changing to static methods
include action parameter
bojilova
10:00 AM Bug #23 (Resolved): creating shared pool of connections in metacat servlet
Need changes on MetaCatUtil class to create number of connections on
startup and provide them when needed.
MetaCatU...
Jivka Bojilova

06/14/2000

07:05 PM Bug #17: DBWriter uses multiple transactions to load document
jivka is taking care of this -- it depends on the exception handling bug Matt Jones
07:00 PM Bug #15: metacat depends on Oracle parser, should be SAX
the current DBWriter class uses the oracle parser explicitly. See the example
in DBQuery.java to demonstarte how to ...
Matt Jones
06:55 PM Revision 159 (metacat): continued work on structured query -- now it reads the queryspec xml docuemnt and can digest its contents
Matt Jones
05:27 PM Revision 158 (metacat): continued work on developing structured query functionality using the QuerySpecification class -- incomplete still
Matt Jones
05:26 PM Revision 157 (metacat): minor changes to TextNode
Matt Jones
03:49 PM Revision 156 (metacat): fixed error in pathquery.dtd
Matt Jones
01:54 PM Revision 155 (metacat): added incomplete classes for structured query
Matt Jones

06/13/2000

09:52 PM Bug #22: content negotiation for doctypes needed
added content negotiation to DBSimpleQuery. Web forms updated to demonstrate
feature by selecting only eml-dataset d...
Matt Jones
04:04 PM Bug #22: content negotiation for doctypes needed
Will work this into DBSimpleQuery and into the query language -- mbj Matt Jones
04:04 PM Bug #22 (Resolved): content negotiation for doctypes needed
Need to mechanism to express the types of documents that should be returned from
a metadata query. For example, a c...
Matt Jones
09:43 PM Revision 154 (metacat): added result-set filter to DBSimpleQuery to only return specified document type
Matt Jones
03:20 PM Revision 153 (metacat): added query language dtd and example file
Matt Jones
02:23 PM Revision 152 (metacat): changed getDocID() only to:
return docid; bojilova
02:22 PM Revision 151 (metacat): put checkURLConnection(systemId) before
its register in db or using from the parser bojilova
10:07 AM Bug #21 (Resolved): metacat redundancy in reader and writer implementation of nodes
Two node hierarchies inherit from BasicNode in the metacat Reader and Writer
applications. In the DBWriter, the DBS...
Matt Jones

06/12/2000

07:02 PM Bug #19: need exception handling mechanism
Some more details about this bug from Jivka and my conversation about this
topic.
We should probably have an error ha...
Matt Jones
06:18 PM Bug #19 (Resolved): need exception handling mechanism
It should have been assigned to bojilova@nceas.ucsb.edu Jivka Bojilova
06:51 PM Bug #20 (Resolved): DBSAXNode constructor can be simplified
DBSAXNode now takes a DBSAXNode rootnode and a DBSAXDocument currentDoc as part
of the constructor. But really we ...
Matt Jones
06:39 PM Revision 150 (metacat): rewrote DBSimpleQuery and associated classes to no longer use Oracle's hierarchichal query syntax -- now this should work with any JDBC compliant backend DB
Matt Jones
01:00 PM Bug #13: metacat doesn't allow updates or deletes
Reassigned to bojilova. She will modify servlet to allow updates and deletes of
metadata socuments based on docid. ...
Matt Jones
12:57 PM Bug #18: metacat docid and rootnodeid not generated in a safe manner
Reassigned bug to bojilova. She will fix this bug by chnaging docid assignment
to the AccessionNumber class, and wil...
Matt Jones
12:52 PM Revision 149 (metacat): assign rootnodeid, docid for every node in xml_nodes table by given document
bojilova
09:22 AM Bug #17: DBWriter uses multiple transactions to load document
made changes on auto commit mode
need changes on exception handling
Jivka Bojilova
09:21 AM Bug #17: DBWriter uses multiple transactions to load document
made changes to auto commit mode
need changes on exeption handling for
Jivka Bojilova
09:08 AM Revision 148 (metacat): to use single transaction
bojilova
09:06 AM Revision 147 (metacat): no message
bojilova

06/08/2000

01:34 PM Revision 145 (metacat): new class for registering of Accession numbers into metacat db
bojilova
11:16 AM Bug #18 (Resolved): metacat docid and rootnodeid not generated in a safe manner
when a document or node are inserted into their respective tables, a trigger
generates an ID number for the PK from ...
Matt Jones
11:13 AM Bug #17 (Resolved): DBWriter uses multiple transactions to load document
When loading a document, each node is insertend into the DB as a different
transaction. If the insertion fails duri...
Matt Jones
11:11 AM Revision 144 (metacat): renamed DBSAXWriter to DBWriter
Matt Jones
10:59 AM Bug #16 (Resolved): validation engine uses OASIS XML Catalog
need to switch the EntityResolver from the Oasis XML Catalog to the internal,
database-based entity resolver.
Matt Jones
10:58 AM Bug #15 (Resolved): metacat depends on Oracle parser, should be SAX
need to make metacata only dependant on the SAX parser, probably SAX2 for
namespace support.
Matt Jones
10:56 AM Bug #14 (Resolved): metacat TEXT nodes limited to 4K characters
The current 4K character limit on metacat TEXT nodes is going to be limiting in
some cases. Need mechanism to split...
Matt Jones
10:54 AM Bug #13 (Resolved): metacat doesn't allow updates or deletes
The current metacat doesn't allow updates to metadata documents nor deletes of
documents.
Matt Jones

06/07/2000

08:53 PM Revision 143 (metacat): updated classpath to use jar file in shell scripts
Matt Jones
08:47 PM Revision 142 (metacat): reincorporated Title registration code for documents
Matt Jones
05:52 PM Revision 141 (metacat): updated stylesheet script to reflect new table structure
Matt Jones
05:46 PM Revision 140 (metacat): updated documentation
Matt Jones
05:40 PM Revision 139 (metacat): updated jar file
Matt Jones
05:38 PM Revision 138 (metacat): updated javadoc documentation
Matt Jones
05:28 PM Revision 137 (metacat): Renamed DBSAXElement to DBSAXNode
Matt Jones
05:19 PM Revision 136 (metacat): rearranged API for incrementing the node index within the parent node
Matt Jones
05:16 PM Revision 135 (metacat): rearranged API for incrementing the node index within the parent node
Matt Jones
03:42 PM Revision 134 (metacat): code consolidation, cleanup, and documentation
Matt Jones
03:40 PM Revision 133 (metacat): code consolidation, cleanup, and documentation
Matt Jones
02:11 PM Revision 132 (metacat): improved error handling when docid not found
Matt Jones
10:58 AM Revision 131 (metacat): general module cleanup
Matt Jones

06/06/2000

07:12 PM Revision 130 (metacat): renamed ReaderElement to ElementNode
Matt Jones
07:08 PM Revision 129 (metacat): renamed BasicElement to BasicNode
Matt Jones
07:00 PM Revision 128 (metacat): continuing work on changing to DOM Text node model
Matt Jones
06:31 PM Revision 127 (metacat): continued changing to DOM TEXT node model
Matt Jones
06:12 PM Revision 126 (metacat): continued changing to DOM TEXT node model
Matt Jones
05:46 PM Revision 125 (metacat): added new shell script for command line document retrieval
Matt Jones
05:45 PM Revision 124 (metacat): added new DB SQL utility query
Matt Jones
05:44 PM Revision 123 (metacat): Modifying storage model to use DOM TEXT nodes
Matt Jones
05:43 PM Revision 122 (metacat): Modifying storage model to use DOM TEXT nodes -- update is incomplete and query code doesn not work for this checkin
Matt Jones

06/01/2000

04:12 PM Revision 121 (metacat): moved arbortext catalog files to src dir
Matt Jones
04:05 PM Revision 119 (metacat): updated paths to reflect new file locations
Matt Jones
04:02 PM Revision 118 (metacat): added jar archive for metacat servlet
Matt Jones
03:59 PM Revision 117 (metacat): moved config files to lib dir
Matt Jones
03:58 PM Revision 116 (metacat): moved shell scripts to bin dir, config files to lib dir
Matt Jones
03:51 PM Revision 115 (metacat): moved html files and jar files to lib directory
Matt Jones
03:47 PM Revision 114 (metacat): moved sql files to src directory
Matt Jones

05/31/2000

02:00 PM Revision 113 (metacat): added Ant build system support
Matt Jones
01:55 PM Revision 112 (metacat): moved java files to src directory
Matt Jones
01:54 PM Revision 111 (metacat): moved java files to src directory
Matt Jones
10:50 AM Revision 110 (metacat): changed case 4/ to be like case 3/ when no doctype specified
bojilova
 

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