com.rabbitmq.client.Address Maven / Gradle / Ivy
// The contents of this file are subject to the Mozilla Public License
// Version 1.1 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License
// at http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
// the License for the specific language governing rights and
// limitations under the License.
//
// The Original Code is RabbitMQ.
//
// The Initial Developer of the Original Code is GoPivotal, Inc.
// Copyright (c) 2007-2014 GoPivotal, Inc. All rights reserved.
//
package com.rabbitmq.client;
/**
* A representation of network addresses, i.e. host/port pairs,
* with some utility functions for parsing address strings.
*/
public class Address {
/** host name **/
private final String _host;
/** port number **/
private final int _port;
/**
* Construct an address from a host name and port number.
* @param host the host name
* @param port the port number
*/
public Address(String host, int port) {
_host = host;
_port = port;
}
/**
* Construct an address from a host.
* @param host the host name
*/
public Address(String host) {
_host = host;
_port = ConnectionFactory.USE_DEFAULT_PORT;
}
/**
* Get the host name
* @return the host name
*/
public String getHost() {
return _host;
}
/**
* Get the port number
* @return the port number
*/
public int getPort() {
return _port;
}
/**
* Factory method: takes a formatted addressString string as construction parameter
* @param addressString an addressString of the form "host[:port]".
* @return an {@link Address} from the given data
*/
public static Address parseAddress(String addressString) {
int idx = addressString.indexOf(':');
return (idx == -1) ?
new Address(addressString) :
new Address(addressString.substring(0, idx),
Integer.parseInt(addressString.substring(idx+1)));
}
/**
* Array-based factory method: takes an array of formatted address strings as construction parameter
* @param addresses array of strings of form "host[:port],..."
* @return a list of {@link Address} values
*/
public static Address[] parseAddresses(String addresses) {
String[] addrs = addresses.split(" *, *");
Address[] res = new Address[addrs.length];
for (int i = 0; i < addrs.length; i++) {
res[i] = Address.parseAddress(addrs[i]);
}
return res;
}
@Override public int hashCode() {
return 31 * _host.hashCode() + _port;
}
@Override public boolean equals(Object obj) {
if(this == obj)
return true;
if (obj == null || getClass() != obj.getClass())
return false;
final Address addr = (Address)obj;
return _host.equals(addr._host) && _port == addr._port;
}
@Override public String toString() {
return _port == -1 ? _host : _host + ":" + _port;
}
}