Package org.opencastproject.metadata.dublincore

Class DublinCores

java.lang.Object

org.opencastproject.metadata.dublincore.DublinCores

@ParametersAreNonnullByDefault
public final class DublinCores
extends Object

Factory for metadata catalogs following the DublinCore standard.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	OC_DC_CATALOG_NS_URI	Namespace name of Dublin Core metadata generated by Opencast.
static final EName	OC_DC_CATALOG_ROOT_ELEMENT	The dc root element of Opencast DublinCore catalogs.
static final EName	OC_PROPERTY_ADVERTISED
static final EName	OC_PROPERTY_AGENT_TIMEZONE	Opencast property: The timezone of the agent specified to be scheduled with an event.
static final EName	OC_PROPERTY_ANNOTATION
static final EName	OC_PROPERTY_DURATION
static final String	OC_PROPERTY_NS_PREFIX	Prefix for Opencast properties.
static final String	OC_PROPERTY_NS_URI	Namespace URI for Opencast properties.
static final EName	OC_PROPERTY_PROMOTED
static final EName	OC_PROPERTY_RECURRENCE	This is a string defining a recurrence pattern as specified in RFC 2445.

Method Summary

Modifier and Type	Method	Description
static OpencastDctermsDublinCore.Episode	mkOpencast()	Deprecated. use mkOpencastEpisode() instead
static OpencastDctermsDublinCore.Episode	mkOpencastEpisode()	Create a new Opencast DublinCore metadata catalog for episodes.
static OpencastDctermsDublinCore.Episode	mkOpencastEpisode(DublinCoreCatalog dc)	Create an Opencast episode DublinCore accessor for a DublinCoreCatalog.
static OpencastDctermsDublinCore.Series	mkOpencastSeries()	Create a new Opencast DublinCore metadata catalog for series.
static DublinCoreCatalog	mkSimple()	Create a new empty catalog with no special namespace registered, no root tag and no flavor.
static DublinCoreCatalog	mkStandard()	Create a new empty catalog suitable to take properties from the standard DublinCore namespaces DublinCore.ELEMENTS_1_1_NS_URI and DublinCore.TERMS_NS_URI.
static DublinCoreCatalog	read(InputStream in)	Read a DublinCore catalog from a stream containing either JSON or XML.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

OC_DC_CATALOG_NS_URI

public static final String OC_DC_CATALOG_NS_URI

Namespace name of Dublin Core metadata generated by Opencast. By default this namespace is the default namespace of xml documents generated by this class.

See Also:

• Constant Field Values

OC_DC_CATALOG_ROOT_ELEMENT

public static final EName OC_DC_CATALOG_ROOT_ELEMENT

The dc root element of Opencast DublinCore catalogs.

OC_PROPERTY_NS_URI

public static final String OC_PROPERTY_NS_URI

Namespace URI for Opencast properties.

See Also:

• Constant Field Values

OC_PROPERTY_NS_PREFIX

public static final String OC_PROPERTY_NS_PREFIX

Prefix for Opencast properties.

See Also:

• Constant Field Values

OC_PROPERTY_AGENT_TIMEZONE

public static final EName OC_PROPERTY_AGENT_TIMEZONE

Opencast property: The timezone of the agent specified to be scheduled with an event. IE: "America/Chicago"

OC_PROPERTY_RECURRENCE

public static final EName OC_PROPERTY_RECURRENCE

This is a string defining a recurrence pattern as specified in RFC 2445. See http://tools.ietf.org/html/rfc2445#section-4.8.5.4

OC_PROPERTY_ANNOTATION

public static final EName OC_PROPERTY_ANNOTATION

OC_PROPERTY_ADVERTISED

public static final EName OC_PROPERTY_ADVERTISED

OC_PROPERTY_PROMOTED

public static final EName OC_PROPERTY_PROMOTED

OC_PROPERTY_DURATION

public static final EName OC_PROPERTY_DURATION

Method Details

mkOpencast

@Nonnull
@Deprecated
public static OpencastDctermsDublinCore.Episode mkOpencast()

Deprecated.

use mkOpencastEpisode() instead

Create a new Opencast DublinCore metadata catalog for episodes.

• Set flavor to MediaPackageElements.EPISODE.
• Register all necessary namespaces and set the root tag to OC_DC_CATALOG_ROOT_ELEMENT.
• The catalog does not have an identifier and the identifier property is not set.

mkOpencastEpisode

@Nonnull
public static OpencastDctermsDublinCore.Episode mkOpencastEpisode()

Create a new Opencast DublinCore metadata catalog for episodes.

• Set flavor to MediaPackageElements.EPISODE.
• Register all necessary namespaces and set the root tag to OC_DC_CATALOG_ROOT_ELEMENT.
• The catalog does not have an identifier and the identifier property is not set.

mkOpencastEpisode

@Nonnull
public static OpencastDctermsDublinCore.Episode mkOpencastEpisode(DublinCoreCatalog dc)

Create an Opencast episode DublinCore accessor for a DublinCoreCatalog. Read and write operations access and modify the wrapped catalog.

mkOpencastSeries

@Nonnull
public static OpencastDctermsDublinCore.Series mkOpencastSeries()

Create a new Opencast DublinCore metadata catalog for series.

• Set flavor to MediaPackageElements.SERIES.
• Register all necessary namespaces and set the root tag to OC_DC_CATALOG_ROOT_ELEMENT.
• The catalog does not have an identifier and the identifier property is not set.

mkStandard

@Nonnull
public static DublinCoreCatalog mkStandard()

Create a new empty catalog suitable to take properties from the standard DublinCore namespaces DublinCore.ELEMENTS_1_1_NS_URI and DublinCore.TERMS_NS_URI.

Please note that neither a flavor nor a root tag is set.

mkSimple

@Nonnull
public static DublinCoreCatalog mkSimple()

Create a new empty catalog with no special namespace registered, no root tag and no flavor.

read

@Nonnull
public static DublinCoreCatalog read(InputStream in)

Read a DublinCore catalog from a stream containing either JSON or XML. The method is capable of detecting the used format.

The reader is not capable of determining the catalog's flavor.

Implementation note: In order to detect the format the whole stream is read into memory first.