com.github.jsonldjava.core

Class DocumentLoader

java.lang.Object

com.github.jsonldjava.core.DocumentLoader

public class DocumentLoader
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	ACCEPT_HEADER An HTTP Accept header that prefers JSONLD.
protected static org.apache.http.impl.client.cache.CachingHttpClient	defaultHttpClient

Constructor Summary

Constructors

Constructor and Description
DocumentLoader()

Method Summary

Modifier and Type	Method and Description
Object	fromURL(URL url) Returns a Map, List, or String containing the contents of the JSON resource resolved from the JsonLdUrl.
protected static org.apache.http.client.HttpClient	getDefaultHttpClient()
org.apache.http.client.HttpClient	getHttpClient()
RemoteDocument	loadDocument(String url)
InputStream	openStreamFromURL(URL url) Opens an InputStream for the given URL, including support for http and https URLs that are requested using Content Negotiation with application/ld+json as the preferred content type.
void	setHttpClient(org.apache.http.client.HttpClient nextHttpClient)

Methods inherited from class java.lang.Object

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

Field Detail

ACCEPT_HEADER

public static final String ACCEPT_HEADER

An HTTP Accept header that prefers JSONLD.

See Also:

Constant Field Values

defaultHttpClient

protected static volatile org.apache.http.impl.client.cache.CachingHttpClient defaultHttpClient

Constructor Detail

DocumentLoader

public DocumentLoader()

Method Detail

loadDocument

public RemoteDocument loadDocument(String url)
                            throws JsonLdError

Throws:

JsonLdError

fromURL

public Object fromURL(URL url)
               throws com.fasterxml.jackson.core.JsonParseException,
                      IOException

Returns a Map, List, or String containing the contents of the JSON resource resolved from the JsonLdUrl.

Parameters:

url - The JsonLdUrl to resolve

Returns:

The Map, List, or String that represent the JSON resource resolved from the JsonLdUrl

Throws:

com.fasterxml.jackson.core.JsonParseException - If the JSON was not valid.

IOException - If there was an error resolving the resource.

openStreamFromURL

public InputStream openStreamFromURL(URL url)
                              throws IOException

Opens an InputStream for the given URL, including support for http and https URLs that are requested using Content Negotiation with application/ld+json as the preferred content type.

Parameters:

url - The URL identifying the source.

Returns:

An InputStream containing the contents of the source.

Throws:

IOException - If there was an error resolving the URL.

getDefaultHttpClient

protected static org.apache.http.client.HttpClient getDefaultHttpClient()

getHttpClient

public org.apache.http.client.HttpClient getHttpClient()

setHttpClient

public void setHttpClient(org.apache.http.client.HttpClient nextHttpClient)