com.uber.tchannel.channels.ConnectionState Maven / Gradle / Ivy
/*
* Copyright (c) 2015 Uber Technologies, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.uber.tchannel.channels;
public enum ConnectionState {
UNCONNECTED("unconnected"),
CONNECTED("connected"),
IDENTIFIED("identified"),
DESTROYED("destroyed");
private final String state;
ConnectionState(String state) {
this.state = state;
}
public static ConnectionState toState(String state) {
if (state == null) {
return null;
}
switch (state) {
case "unconnected":
return UNCONNECTED;
case "connected":
return CONNECTED;
case "identified":
return IDENTIFIED;
case "destroyed":
return DESTROYED;
default:
return null;
}
}
public static boolean isConnected(ConnectionState state) {
ConnectionState s = state;
return s == IDENTIFIED || s == CONNECTED;
}
public static boolean isConnected(Connection conn) {
if (conn == null) {
return false;
}
return isConnected(conn.state);
}
public String getState() {
return state;
}
}