Linked Environment for Atmospheric Discovery (LEAD)

Metadata Schema Repository

[Usage] [Schema Reference] [FGDC Reference] [Schema Files] [Schema Utilities]

Using LEAD Metadata

The schema in MyLEAD

The schema in the Resource Catalog

LEAD Metadata Reference

Graphical view of LEAD Metadata schema
Sample LEAD Metadata Documents: These were generated by the LEAD Metadata crosswalk by converting from a THREDDS catalog. The resource ID has been separately added.
Sample Doc 1
Sample Doc 2
Document describing the default values for the LEAD metadata

FGDC Standard Reference

LEAD Metadata Schema Files

NOTE:

The 'jar' file is the compiled XML Beans class files jar that needs to be used in applications using the schema
The 'javadoc' file contains the javadocs for the XML Beans java files generated for the schema
The 'schema' file is the lead metadata XSD files.
The 'src' file has the generated XML Beans for the lead schema

LEAD Schema v1.8.1 [2009-07-17]

CHANGE Log from v1.8 to v1.8.1
LEAD Schema v1.8.1 [2009-07-17]
- Added the following enumeration values for ProgressType in
  IdentificationInformation.xsd
  + Failed
  + Timed out
  + Paused
  + Pending
  + Data missing
* Using XML Beans v2.2 (previously v2.1) and JDK v1.6.0 with 1.5 compatibility level(previously v1.5.0)

For a full list of changes, see the CHANGE log.

lead-metadata-1.8.1.jar                        Wed Jul 22 08:41:22 2009   1539k
lead_metadata_1_8_1_javadocs.tar.gz  [view]    Wed Jul 22 10:11:09 2009   1657k
lead_metadata_1_8_1_schema.tar.gz    [view]    Wed Jul 22 10:13:48 2009     16k
lead_metadata_1_8_1_src.tar.gz                 Wed Jul 22 10:16:09 2009    154k

* The schema was compiled using XML Beans v2.2.0 & JDK 1.6.0 with 1.5 compatibility level

LEAD Schema v1.8 [2007-01-31]

CHANGE Log from v1.2 to v1.7+v1.8
LEAD Schema v1.8 [2007-05-09]
* Moved the following element definition to root level in LEAD.xsd so that
  XML Bean 'Document' classes are created for them
  + timeperd
  + spdom
  + citation
  + descript
  + status
  + accconst
  + useconst
  + keywords
  + idinfo
  + metainfo
  + geospatial
  + eainfo
  + distinfo
  + dataqual
  + enclosedresources
* Using XML Beans v2.2 (previously v2.1) and JDK v1.5.0 (previously v1.4.2)

For a full list of changes, see the CHANGE log.

lead-metadata-1.8.jar                        Mon Aug 20 13:27:22 2007   1576k
lead_metadata_1_8_javadocs.tar.gz  [view]    Mon Aug 20 13:32:09 2007   1697k
lead_metadata_1_8_schema.tar.gz    [view]    Mon Aug 20 13:32:48 2007     16k
lead_metadata_1_8_src.tar.gz                 Mon Aug 20 13:32:09 2007    159k

* The schema was compiled using XML Beans v2.2.0 & JDK 1.5.0

LEAD Schema v1.6 [2007-01-31]

CHANGE Log from v1.2 to v1.5+v1.6
* Changed namespaces of FGDC, LEAD, and LEADElements to full URIs. 
* Moved eainfo up a level as child of data instead of child of geospatial.
* Removed duplicate elements defined under FGDC namespaces that were already 
  in use in LEAD namespace

For a full list of changes, see the CHANGE log.

lead-metadata-1.6.jar                        Wed Jan 31 19:28:14 2007   1500k
lead_metadata_1_6_javadocs.tar.gz  [view]    Wed Jan 31 19:28:14 2007   1703k
lead_metadata_1_6_schema.tar.gz    [view]    Wed Jan 31 19:28:14 2007     16k
lead_metadata_1_6_src.zip                    Wed Jan 31 19:28:14 2007    594k

* The schema was compiled using XML Beans v2.1.0 & JDK 1.4.2

LEAD Schema v1.2 [2006-05-01]

lead_metadata_1_2_xb2.jar            Mon May  1 15:29:31 2006   1515k

* The schema was compiled using XML Beans v2.1.0 & JDK 1.4.2

LEAD Schema v1.2 [2005-12-19]

Added elementFormDefault="qualified" to LEADElements.xsd

lead_metadata_1_2.jar                    Mon Dec 19 16:12:47 2005   1149k
lead_metadata_1_2_javadocs.tar.gz        Mon Dec 19 16:12:47 2005   1704k
lead_metadata_1_2_schema.tar.gz  [view]  Mon Dec 19 16:12:47 2005     15k

* The schema was compiled using XML Beans v1.0.4 & JDK 1.4.2

LEAD Schema v1.1 [2005-11-21]

Refactored EntityAttributeInformation to include nested attributes

lead_metadata_1_1.jar                Mon Nov 21 13:57:57 2005   1149k
lead_metadata_1_1_javadocs.tar.gz    Mon Nov 21 13:57:57 2005   1695k
lead_metadata_1_1_schema.tar.gz      Mon Nov 21 13:57:58 2005     16k

* The schema was compiled using XML Beans v1.0.4  & JDK 1.4.2

LEAD Schema v1.0 [2005-08-08]

lead_metadata_1_0_javadoc.zip        Sun Oct  2 22:35:28 2005   4549k
lead_metadata_1_0_schema.zip         Mon Aug  8 12:50:46 2005     20k
lead_metadata_1_0_src.zip            Mon Aug  8 14:02:29 2005    558k
lead_metadata_1_0.jar                Mon Aug  8 14:02:37 2005   1149k

* The schema was compiled using XML Beans v1.0.2 & JDK 1.4.2

Prototype Schema v0.0 [Supercomputing 2004 | 2004-11-02]

prototype_metadata_sc2004.jar            Mon Mar 20 12:39:04 2006    252k
prototype_metadata_sc2004_javadocs.zip   Mon Mar 20 12:41:20 2006    363k
prototype_metadata_sc2004_schema.zip     Mon Mar 20 12:38:10 2006      9k

LEAD Metadata Schema Utility

The Minimal LEAD Metadata Utility generates the simplest valid LEAD resource document as an XML Bean java object using the default values prescribed.
Download: [Utility Jar] [Binaries] [Source]
Documentation: [README] [Javadocs]

Maintained by: Yogesh L. Simmhan

Last modified: $Id: index.html,v 1.10 2007/02/02 11:53:12 machrist Exp $