io.moquette.broker.subscriptions.Token Maven / Gradle / Ivy
/*
* Copyright (c) 2012-2018 The original author or authors
* ------------------------------------------------------
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
*
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* The Apache License v2.0 is available at
* http://www.opensource.org/licenses/apache2.0.php
*
* You may elect to redistribute this code under either of these licenses.
*/
package io.moquette.broker.subscriptions;
/**
* Internal use only class.
*/
public class Token {
static final Token EMPTY = new Token("");
static final Token MULTI = new Token("#");
static final Token SINGLE = new Token("+");
final String name;
protected Token(String s) {
name = s;
}
protected String name() {
return name;
}
protected boolean match(Token t) {
if (MULTI.equals(t) || SINGLE.equals(t)) {
return false;
}
if (MULTI.equals(this) || SINGLE.equals(this)) {
return true;
}
return equals(t);
}
@Override
public int hashCode() {
int hash = 7;
hash = 29 * hash + (this.name != null ? this.name.hashCode() : 0);
return hash;
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final Token other = (Token) obj;
if ((this.name == null) ? (other.name != null) : !this.name.equals(other.name)) {
return false;
}
return true;
}
@Override
public String toString() {
return name;
}
}