org.dice_research.squirrel.fetcher.sparql

Class JsonFetcher

java.lang.Object

org.dice_research.squirrel.fetcher.sparql.JsonFetcher

All Implemented Interfaces:

Closeable, AutoCloseable, Fetcher

public class JsonFetcher
extends Object
implements Fetcher

Field Summary

Fields

Modifier and Type	Field and Description
private InputStream	is
private static org.slf4j.Logger	LOGGER

Constructor Summary

Constructors

Constructor and Description
JsonFetcher()

Method Summary

Modifier and Type	Method and Description
void	close()
File	fetch(org.dice_research.squirrel.data.uri.CrawleableUri uri, Delayer delayer) Fetches a stream of data from the given URI by following the delay implemented by the given Delayer, stores it and returns a File object pointing to the stored data.
private String	readAll(Reader rd)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.dice_research.squirrel.fetcher.Fetcher

fetch

Field Detail

LOGGER

private static final org.slf4j.Logger LOGGER

is

private InputStream is

Constructor Detail

JsonFetcher

public JsonFetcher()

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

fetch

public File fetch(org.dice_research.squirrel.data.uri.CrawleableUri uri,
                  Delayer delayer)

Description copied from interface: Fetcher

Fetches a stream of data from the given URI by following the delay implemented by the given Delayer, stores it and returns a File object pointing to the stored data. If an error occurs, null is returned.

Specified by:

fetch in interface Fetcher

Parameters:

uri - The URI from which data should be fetched.

Returns:

A File object pointing to the downloaded data or null if an error occurred.

readAll

private String readAll(Reader rd)
                throws IOException

Throws:

IOException