io.split.client

Class HttpSegmentChangeFetcher

java.lang.Object

io.split.client.HttpSegmentChangeFetcher

All Implemented Interfaces:

SegmentChangeFetcher

public final class HttpSegmentChangeFetcher
extends Object
implements SegmentChangeFetcher

Created by adilaijaz on 5/22/15.

Method Summary

Modifier and Type	Method and Description
static HttpSegmentChangeFetcher	create(org.apache.http.impl.client.CloseableHttpClient client, URI root)
static HttpSegmentChangeFetcher	create(org.apache.http.impl.client.CloseableHttpClient client, URI root, Metrics metrics)
SegmentChange	fetch(String segmentName, long since) If the segment does not exist, then return the an empty segment change with the latest change number set to a value less than 0.

Methods inherited from class java.lang.Object

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

Method Detail

create

public static HttpSegmentChangeFetcher create(org.apache.http.impl.client.CloseableHttpClient client,
                                              URI root)
                                       throws URISyntaxException

Throws:

URISyntaxException

create

public static HttpSegmentChangeFetcher create(org.apache.http.impl.client.CloseableHttpClient client,
                                              URI root,
                                              Metrics metrics)
                                       throws URISyntaxException

Throws:

URISyntaxException

fetch

public SegmentChange fetch(String segmentName,
                           long since)

Description copied from interface: SegmentChangeFetcher

If the segment does not exist, then return the an empty segment change with the latest change number set to a value less than 0.

If no changes have happened since the change number requested, then return an empty segment change with the latest change number equal to the requested change number.

Specified by:

fetch in interface SegmentChangeFetcher

Parameters:

segmentName - the name of the segment to fetch.

since - a value less than zero implies that the client is requesting information on this segment for the first time.

Returns:

SegmentChange