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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.messagebus.routing;
/**
* This class represents a tcp directive within a {@link Hop}'s selector. This is a connection string used to establish
* a direct connection to a host, bypassing service lookups through Slobrok.
*
* @author Simon Thoresen Hult
*/
public class TcpDirective implements HopDirective {
private final String host;
private final int port;
private final String session;
/**
* Constructs a new directive to route directly to a tcp address.
*
* @param host The host name to connect to.
* @param port The port to connect to.
* @param session The session to route to.
*/
public TcpDirective(String host, int port, String session) {
this.host = host;
this.port = port;
this.session = session;
}
@Override
public boolean matches(HopDirective dir) {
if (!(dir instanceof TcpDirective)) {
return false;
}
TcpDirective rhs = (TcpDirective)dir;
return host.equals(rhs.host) && port == rhs.port && session.equals(rhs.session);
}
/**
* Returns the host to connect to. This may be an ip address or a name.
*
* @return The host.
*/
public String getHost() {
return host;
}
/**
* Returns the port to connect to on the remove host.
*
* @return The port number.
*/
public int getPort() {
return port;
}
/**
* Returns the name of the session to route to.
*
* @return The session name.
*/
public String getSession() {
return session;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof TcpDirective)) {
return false;
}
TcpDirective rhs = (TcpDirective)obj;
if (!host.equals(rhs.host)) {
return false;
}
if (port != rhs.port) {
return false;
}
if (!session.equals(rhs.session)) {
return false;
}
return true;
}
@Override
public String toString() {
return "tcp/" + host + ":" + port + "/" + session;
}
@Override
public String toDebugString() {
return "TcpDirective(host = '" + host + "', port = " + port + ", session = '" + session + "')";
}
@Override
public int hashCode() {
int result = host != null ? host.hashCode() : 0;
result = 31 * result + port;
result = 31 * result + (session != null ? session.hashCode() : 0);
return result;
}
}
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