org.fcrepo.kernel.utils

Class FedoraTypesUtils

java.lang.Object

org.fcrepo.kernel.utils.FedoraTypesUtils

All Implemented Interfaces:

org.fcrepo.jcr.FedoraJcrTypes

public abstract class FedoraTypesUtils
extends Object
implements org.fcrepo.jcr.FedoraJcrTypes

Convenience class with static methods for manipulating Fedora types in the JCR.

Author:

ajs6f

Field Summary

Fields

Modifier and Type	Field and Description
static com.google.common.base.Predicate<javax.jcr.Property>	isBinaryContentProperty Check if a JCR property is a binary jcr:data property
static com.google.common.base.Predicate<javax.jcr.Node>	isFedoraDatastream Predicate for determining whether this Node is a Fedora datastream.
static com.google.common.base.Predicate<javax.jcr.Node>	isFedoraObject Predicate for determining whether this Node is a Fedora object.
static com.google.common.base.Predicate<javax.jcr.Node>	isFedoraObjectOrDatastream Predicate for objects, datastreams, whatever!
static com.google.common.base.Predicate<javax.jcr.Node>	isFedoraResource Predicate for determining whether this Node is a Fedora resource.
static com.google.common.base.Predicate<javax.jcr.Node>	isFrozen Predicate for determining whether this Node is a frozen node (a part of the system version history).
static com.google.common.base.Predicate<javax.jcr.Node>	isInternalNode Check if a node is "internal" and should not be exposed e.g.
static com.google.common.base.Predicate<javax.jcr.Property>	isMultipleValuedProperty Check if a JCR property is a multivalued property or not
static com.google.common.base.Predicate<javax.jcr.Node>	isOrWasFedoraResource Predicate for determining whether this Node is a Fedora resource or is a frozen node that was a fedora resource.
static com.google.common.base.Function<javax.jcr.nodetype.NodeType,String>	nodetype2name Translates a NodeType to its String name.
static com.google.common.base.Function<javax.jcr.Property,Iterator<javax.jcr.Value>>	property2values Constructs an Iterator of Values from any Property, multi-valued or not.
static com.google.common.base.Function<javax.jcr.Value,String>	value2string Translates a JCR Value to its String expression.

Fields inherited from interface org.fcrepo.jcr.FedoraJcrTypes

CONTENT_DIGEST, CONTENT_SIZE, FCR_CONTENT, FCR_LOCK, FCR_VERSIONS, FEDORA_BINARY, FEDORA_DATASTREAM, FEDORA_OBJECT, FEDORA_RESOURCE, FROZEN_MIXIN_TYPES, FROZEN_NODE, JCR_CREATED, JCR_CREATEDBY, JCR_LASTMODIFIED, PREMIS_FILE_NAME, ROOT

Constructor Summary

Constructors

Constructor and Description
FedoraTypesUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static String	convertDateToXSDString(long date)
static javax.jcr.nodetype.PropertyDefinition	getDefinitionForPropertyName(javax.jcr.Node node, String propertyName) Get the property definition information (containing type and multi-value information)
static javax.jcr.nodetype.NodeTypeManager	getNodeTypeManager(javax.jcr.Node node) Get the JCR Node Type manager
static javax.jcr.version.VersionHistory	getVersionHistory(javax.jcr.Session session, String path) Get the JCR VersionHistory for a node at a given JCR path
static <F,T> Collection<T>	map(F[] input, com.google.common.base.Function<F,T> f) Convenience method for transforming arrays into Collections through a mapping Function.
static boolean	propertyContains(javax.jcr.Property p, String value) Check if the property contains the given string value

Methods inherited from class java.lang.Object

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

Field Detail

isFedoraResource

public static com.google.common.base.Predicate<javax.jcr.Node> isFedoraResource

Predicate for determining whether this Node is a Fedora resource.

isFrozen

public static com.google.common.base.Predicate<javax.jcr.Node> isFrozen

Predicate for determining whether this Node is a frozen node (a part of the system version history).

isOrWasFedoraResource

public static com.google.common.base.Predicate<javax.jcr.Node> isOrWasFedoraResource

Predicate for determining whether this Node is a Fedora resource or is a frozen node that was a fedora resource.

isFedoraObject

public static com.google.common.base.Predicate<javax.jcr.Node> isFedoraObject

Predicate for determining whether this Node is a Fedora object.

isFedoraDatastream

public static com.google.common.base.Predicate<javax.jcr.Node> isFedoraDatastream

Predicate for determining whether this Node is a Fedora datastream.

isFedoraObjectOrDatastream

public static com.google.common.base.Predicate<javax.jcr.Node> isFedoraObjectOrDatastream

Predicate for objects, datastreams, whatever!

nodetype2name

public static com.google.common.base.Function<javax.jcr.nodetype.NodeType,String> nodetype2name

Translates a NodeType to its String name.

value2string

public static com.google.common.base.Function<javax.jcr.Value,String> value2string

Translates a JCR Value to its String expression.

property2values

public static com.google.common.base.Function<javax.jcr.Property,Iterator<javax.jcr.Value>> property2values

Constructs an Iterator of Values from any Property, multi-valued or not.

isMultipleValuedProperty

public static com.google.common.base.Predicate<javax.jcr.Property> isMultipleValuedProperty

Check if a JCR property is a multivalued property or not

isBinaryContentProperty

public static com.google.common.base.Predicate<javax.jcr.Property> isBinaryContentProperty

Check if a JCR property is a binary jcr:data property

isInternalNode

public static com.google.common.base.Predicate<javax.jcr.Node> isInternalNode

Check if a node is "internal" and should not be exposed e.g. via the REST API

Constructor Detail

FedoraTypesUtils

public FedoraTypesUtils()

Method Detail

getNodeTypeManager

public static javax.jcr.nodetype.NodeTypeManager getNodeTypeManager(javax.jcr.Node node)
                                                             throws javax.jcr.RepositoryException

Get the JCR Node Type manager

Parameters:

node -

Returns:

Throws:

javax.jcr.RepositoryException

getDefinitionForPropertyName

public static javax.jcr.nodetype.PropertyDefinition getDefinitionForPropertyName(javax.jcr.Node node,
                                                                 String propertyName)
                                                                          throws javax.jcr.RepositoryException

Get the property definition information (containing type and multi-value information)

Parameters:

node - the node to use for inferring the property definition

propertyName - the property name to retrieve a definition for

Returns:

a JCR PropertyDefinition, if available, or null

Throws:

javax.jcr.RepositoryException

map

public static <F,T> Collection<T> map(F[] input,
                      com.google.common.base.Function<F,T> f)

Convenience method for transforming arrays into Collections through a mapping Function.

Parameters:

input - A Collection.

f - A Function.

Returns:

An ImmutableSet copy of input after transformation by f

convertDateToXSDString

public static String convertDateToXSDString(long date)

Parameters:

date - Instance of java.util.Date.

Returns:

the lexical form of the XSD dateTime value, e.g. "2006-11-13T09:40:55.001Z".

getVersionHistory

public static javax.jcr.version.VersionHistory getVersionHistory(javax.jcr.Session session,
                                                 String path)
                                                          throws javax.jcr.RepositoryException

Get the JCR VersionHistory for a node at a given JCR path

Parameters:

session -

path -

Returns:

Throws:

javax.jcr.RepositoryException

propertyContains

public static boolean propertyContains(javax.jcr.Property p,
                       String value)
                                throws javax.jcr.RepositoryException

Check if the property contains the given string value

Parameters:

p -

value -

Returns:

Throws:

javax.jcr.RepositoryException