org.jgroups.protocols.relay.SiteMaster Maven / Gradle / Ivy
package org.jgroups.protocols.relay;
import org.jgroups.Address;
import org.jgroups.util.UUID;
import org.jgroups.util.Util;
import java.util.Arrays;
import java.util.function.Supplier;
/**
* Special address with the UUID part being 0: identifies the current (relay) coordinator of a given site. E,g, if we
* send a message with dest=SiteMaster(SFO) from site LON, then the message will be forwarded to the relay coordinator
* of the SFO site
* @author Bela Ban
* @since 3.2
*/
public class SiteMaster extends SiteUUID {
public SiteMaster() {
setFlag(RELAY2.site_master_flag);
}
public SiteMaster(String site) {
this(Util.stringToBytes(site));
}
public SiteMaster(byte[] site) {
super(0, 0, null, site);
setFlag(RELAY2.site_master_flag);
}
public Supplier extends UUID> create() {
return SiteMaster::new;
}
public int compareTo(Address other) {
if(other instanceof SiteMaster) {
SiteMaster tmp=(SiteMaster)other;
return Util.compare(get(SITE_NAME), tmp.get(SITE_NAME));
}
return super.compareTo(other);
}
public boolean equals(Object obj) {
return compareTo((Address)obj) == 0;
}
public int hashCode() {
return Arrays.hashCode(get(SITE_NAME));
}
public UUID copy() {
return new SiteMaster(get(SITE_NAME));
}
public String toString() {
return "SiteMaster(" + getSite() + ")";
}
}
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