org.eclipse.persistence.jpa.rs.util

Class HrefHelper

java.lang.Object

org.eclipse.persistence.jpa.rs.util.HrefHelper

public final class HrefHelper
extends Object

A collection of static methods used to build 'href' attribute values for REST 'link' elements.

Author:

Dmitry Kornilov

Since:

EclipseLink 2.6.0

Field Summary

Fields

Modifier and Type	Field and Description
static String	BASE_REST_SCHEMAS_URL URL to base REST schemas

Constructor Summary

Constructors

Constructor and Description
HrefHelper()

Method Summary

Modifier and Type	Method and Description
static String	buildBaseRestSchemaRef(String type) Returns a link to standard base schema of given type.
static String	buildEntityDescribesHref(PersistenceContext context, String entityName) Returns a href to single entity resource without primary key.
static String	buildEntityFieldHref(PersistenceContext context, String entityName, String entityId, String fieldName) Builds a link to an entity field.
static String	buildEntityHref(PersistenceContext context, String entityName, String entityId) Returns a href to single entity resource.
static String	buildEntityMetadataHref(PersistenceContext context, String entityName) Returns a href to entity resource metadata.
static String	buildMetadataCatalogHref(PersistenceContext context) Returns a href to metadata catalog.
static String	buildQueryDescribesHref(PersistenceContext context, String queryName) Returns a href to single entity resource without primary key.
static String	buildQueryHref(PersistenceContext context, String queryName, String queryParams) Returns a href to query resource.
static String	buildQueryMetadataHref(PersistenceContext context, String queryName) Returns a href to query resource.
static StringBuilder	getEntityRoot(PersistenceContext context, String entityName) Returns StringBuilder containing entity root: http(s)://root:port/persistence/version/context/entity/entityName
static StringBuilder	getMetadataRoot(PersistenceContext context) Returns StringBuilder containing metadata-catalog root: http(s)://root:port/persistence/version/context/metadata-catalog
static StringBuilder	getQueryRoot(PersistenceContext context, String queryName) Returns StringBuilder containing query root: http(s)://root:port/persistence/version/context/query/queryName
static StringBuilder	getRoot(PersistenceContext context) Returns StringBuilder containing application root: http(s)://root:port/persistence/version/context
static StringBuilder	getRoot(String baseUri, String version, String context) Returns StringBuilder containing application root: http(s)://root:port/persistence/version/context

Methods inherited from class java.lang.Object

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

Field Detail

BASE_REST_SCHEMAS_URL

public static final String BASE_REST_SCHEMAS_URL

URL to base REST schemas

See Also:

Constant Field Values

Constructor Detail

HrefHelper

public HrefHelper()

Method Detail

getRoot

public static StringBuilder getRoot(String baseUri,
                                    String version,
                                    String context)

Returns StringBuilder containing application root: http(s)://root:port/persistence/version/context

Parameters:

baseUri - the base URI

version - the service version

context - the persistent unit name

Returns:

StringBuilder

getRoot

public static StringBuilder getRoot(PersistenceContext context)

Returns StringBuilder containing application root: http(s)://root:port/persistence/version/context

Parameters:

context - the persistence context

Returns:

StringBuilder

getMetadataRoot

public static StringBuilder getMetadataRoot(PersistenceContext context)

Returns StringBuilder containing metadata-catalog root: http(s)://root:port/persistence/version/context/metadata-catalog

Parameters:

context - the persistence context

Returns:

StringBuilder

getEntityRoot

public static StringBuilder getEntityRoot(PersistenceContext context,
                                          String entityName)

Returns StringBuilder containing entity root: http(s)://root:port/persistence/version/context/entity/entityName

Parameters:

context - the persistence context

entityName - the entity name

Returns:

StringBuilder

getQueryRoot

public static StringBuilder getQueryRoot(PersistenceContext context,
                                         String queryName)

Returns StringBuilder containing query root: http(s)://root:port/persistence/version/context/query/queryName

Parameters:

context - the persistence context

queryName - the query name

Returns:

StringBuilder

buildBaseRestSchemaRef

public static String buildBaseRestSchemaRef(String type)

Returns a link to standard base schema of given type.

Parameters:

type - the schema type

Returns:

URL in string

buildEntityHref

public static String buildEntityHref(PersistenceContext context,
                                     String entityName,
                                     String entityId)

Returns a href to single entity resource. http(s)://root:port/persistence/version/context/entity/id

Parameters:

context - persistence context.

entityName - entity name.

entityId - entity ID.

Returns:

href to given entity.

buildEntityFieldHref

public static String buildEntityFieldHref(PersistenceContext context,
                                          String entityName,
                                          String entityId,
                                          String fieldName)

Builds a link to an entity field. http(s)://root:port/persistence/version/context/entity/id/attribute

Parameters:

context - persistence context.

entityName - entity name.

entityId - entity ID.

fieldName - entity field name.

Returns:

href

buildEntityMetadataHref

public static String buildEntityMetadataHref(PersistenceContext context,
                                             String entityName)

Returns a href to entity resource metadata. http(s)://root:port/persistence/version/context/metadata-catalog/entity

Parameters:

context - persistence context.

entityName - entity name.

Returns:

href to given entity.

buildEntityDescribesHref

public static String buildEntityDescribesHref(PersistenceContext context,
                                              String entityName)

Returns a href to single entity resource without primary key. Used in 'describes' links in resource metadata. http(s)://root:port/persistence/version/context/entity/entityName

Parameters:

context - persistence context.

entityName - entity name.

Returns:

href to given entity resource.

buildQueryDescribesHref

public static String buildQueryDescribesHref(PersistenceContext context,
                                             String queryName)

Returns a href to single entity resource without primary key. Used in 'describes' links in resource metadata. http(s)://root:port/persistence/version/context/query/queryName

Parameters:

context - persistence context.

queryName - query name.

Returns:

href to given entity resource.

buildMetadataCatalogHref

public static String buildMetadataCatalogHref(PersistenceContext context)

Returns a href to metadata catalog. http(s)://root:port/persistence/version/context/metadata-catalog

Parameters:

context - persistence context.

Returns:

href to resource catalog.

buildQueryHref

public static String buildQueryHref(PersistenceContext context,
                                    String queryName,
                                    String queryParams)

Returns a href to query resource. http(s)://root:port/persistence/version/context/query/queryName+queryParams

Parameters:

context - persistence context.

queryName - name of the query

queryParams - query parameters. Optional.

Returns:

href to resource catalog.

buildQueryMetadataHref

public static String buildQueryMetadataHref(PersistenceContext context,
                                            String queryName)

Returns a href to query resource. http(s)://root:port/persistence/version/context/query/queryName

Parameters:

context - persistence context.

queryName - name of the query

Returns:

href to resource catalog.