io.nats.service

Class Group

java.lang.Object

io.nats.service.Group

public class Group
extends java.lang.Object

Group is way to organize endpoints by serving as a common prefix to all endpoints registered in it.

Constructor Summary

Constructors

Constructor and Description
Group(java.lang.String name) Construct a group.

Method Summary

Modifier and Type	Method and Description
Group	appendGroup(Group group) Append a group at the end of the list of groups this group starts or is a part of.
boolean	equals(java.lang.Object o)
java.lang.String	getName() Get the name of the group.
Group	getNext() Get the next group after this group.
java.lang.String	getSubject() Get the resolved subject of a group by concatenating the group name and any groups.
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Group

public Group(java.lang.String name)

Construct a group.

Group names are considered 'Restricted Terms' and must only contain A-Z, a-z, 0-9, '-' or '_'

Parameters:

name - the group name

Method Detail

appendGroup

public Group appendGroup(Group group)

Append a group at the end of the list of groups this group starts or is a part of. Appended groups can be traversed by doing getNext() Subsequent appends add the group to the end of the list.

Parameters:

group - the group to append

Returns:

like a fluent builder, return the Group instance

getSubject

public java.lang.String getSubject()

Get the resolved subject of a group by concatenating the group name and any groups. For example, this: Group g = new Group("A") .appendGroup(new Group("B")) .appendGroup(new Group("C")) .appendGroup(new Group("D")); System.out.println(g.getSubject()); prints "A.B.C.D"

Returns:

the subject

getName

public java.lang.String getName()

Get the name of the group.

Returns:

the name

getNext

public Group getNext()

Get the next group after this group. May be null

Returns:

the next group

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object