org.apache.nutch.metadata
Interface DublinCore
- All Known Implementing Classes:
- Metadata, SpellCheckedMetadata
public interface DublinCore
A collection of Dublin Core metadata names.
- Author:
- Chris Mattmann, Jérôme Charron
- See Also:
- dublincore.org
Field Summary |
static String |
CONTRIBUTOR
An entity responsible for making contributions to the content of the
resource. |
static String |
COVERAGE
The extent or scope of the content of the resource. |
static String |
CREATOR
An entity primarily responsible for making the content of the resource. |
static String |
DATE
A date associated with an event in the life cycle of the resource. |
static String |
DESCRIPTION
An account of the content of the resource. |
static String |
FORMAT
Typically, Format may include the media-type or dimensions of the
resource. |
static String |
IDENTIFIER
Recommended best practice is to identify the resource by means of a
string or number conforming to a formal identification system. |
static String |
LANGUAGE
A language of the intellectual content of the resource. |
static String |
MODIFIED
Date on which the resource was changed. |
static String |
PUBLISHER
An entity responsible for making the resource available. |
static String |
RELATION
A reference to a related resource. |
static String |
RIGHTS
Information about rights held in and over the resource. |
static String |
SOURCE
A reference to a resource from which the present resource is derived. |
static String |
SUBJECT
The topic of the content of the resource. |
static String |
TITLE
A name given to the resource. |
static String |
TYPE
The nature or genre of the content of the resource. |
FORMAT
static final String FORMAT
- Typically, Format may include the media-type or dimensions of the
resource. Format may be used to determine the software, hardware or other
equipment needed to display or operate the resource. Examples of
dimensions include size and duration. Recommended best practice is to
select a value from a controlled vocabulary (for example, the list of
Internet Media Types [MIME] defining computer media formats).
- See Also:
- Constant Field Values
IDENTIFIER
static final String IDENTIFIER
- Recommended best practice is to identify the resource by means of a
string or number conforming to a formal identification system. Example
formal identification systems include the Uniform Resource Identifier
(URI) (including the Uniform Resource Locator (URL)), the Digital Object
Identifier (DOI) and the International Standard Book Number (ISBN).
- See Also:
- Constant Field Values
MODIFIED
static final String MODIFIED
- Date on which the resource was changed.
- See Also:
- Constant Field Values
CONTRIBUTOR
static final String CONTRIBUTOR
- An entity responsible for making contributions to the content of the
resource. Examples of a Contributor include a person, an organisation, or
a service. Typically, the name of a Contributor should be used to
indicate the entity.
- See Also:
- Constant Field Values
COVERAGE
static final String COVERAGE
- The extent or scope of the content of the resource. Coverage will
typically include spatial location (a place name or geographic
coordinates), temporal period (a period label, date, or date range) or
jurisdiction (such as a named administrative entity). Recommended best
practice is to select a value from a controlled vocabulary (for example,
the Thesaurus of Geographic Names [TGN]) and that, where appropriate,
named places or time periods be used in preference to numeric identifiers
such as sets of coordinates or date ranges.
- See Also:
- Constant Field Values
CREATOR
static final String CREATOR
- An entity primarily responsible for making the content of the resource.
Examples of a Creator include a person, an organisation, or a service.
Typically, the name of a Creator should be used to indicate the entity.
- See Also:
- Constant Field Values
DATE
static final String DATE
- A date associated with an event in the life cycle of the resource.
Typically, Date will be associated with the creation or availability of
the resource. Recommended best practice for encoding the date value is
defined in a profile of ISO 8601 [W3CDTF] and follows the YYYY-MM-DD
format.
- See Also:
- Constant Field Values
DESCRIPTION
static final String DESCRIPTION
- An account of the content of the resource. Description may include but is
not limited to: an abstract, table of contents, reference to a graphical
representation of content or a free-text account of the content.
- See Also:
- Constant Field Values
LANGUAGE
static final String LANGUAGE
- A language of the intellectual content of the resource. Recommended best
practice is to use RFC 3066 [RFC3066], which, in conjunction with ISO 639
[ISO639], defines two- and three-letter primary language tags with
optional subtags. Examples include "en" or "eng" for English, "akk" for
Akkadian, and "en-GB" for English used in the United Kingdom.
- See Also:
- Constant Field Values
PUBLISHER
static final String PUBLISHER
- An entity responsible for making the resource available. Examples of a
Publisher include a person, an organisation, or a service. Typically, the
name of a Publisher should be used to indicate the entity.
- See Also:
- Constant Field Values
RELATION
static final String RELATION
- A reference to a related resource. Recommended best practice is to
reference the resource by means of a string or number conforming to a
formal identification system.
- See Also:
- Constant Field Values
RIGHTS
static final String RIGHTS
- Information about rights held in and over the resource. Typically, a
Rights element will contain a rights management statement for the
resource, or reference a service providing such information. Rights
information often encompasses Intellectual Property Rights (IPR),
Copyright, and various Property Rights. If the Rights element is absent,
no assumptions can be made about the status of these and other rights
with respect to the resource.
- See Also:
- Constant Field Values
SOURCE
static final String SOURCE
- A reference to a resource from which the present resource is derived. The
present resource may be derived from the Source resource in whole or in
part. Recommended best practice is to reference the resource by means of
a string or number conforming to a formal identification system.
- See Also:
- Constant Field Values
SUBJECT
static final String SUBJECT
- The topic of the content of the resource. Typically, a Subject will be
expressed as keywords, key phrases or classification codes that describe
a topic of the resource. Recommended best practice is to select a value
from a controlled vocabulary or formal classification scheme.
- See Also:
- Constant Field Values
TITLE
static final String TITLE
- A name given to the resource. Typically, a Title will be a name by which
the resource is formally known.
- See Also:
- Constant Field Values
TYPE
static final String TYPE
- The nature or genre of the content of the resource. Type includes terms
describing general categories, functions, genres, or aggregation levels
for content. Recommended best practice is to select a value from a
controlled vocabulary (for example, the DCMI Type Vocabulary [DCMITYPE]).
To describe the physical or digital manifestation of the resource, use
the Format element.
- See Also:
- Constant Field Values
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