/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (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.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License.
*/ package org.apache.tomcat.util.net;
/** * Defines events that occur per socket that require further processing by the * container. Usually these events are triggered by the socket implementation * but they may be triggered by the container.
*/ publicenum SocketEvent {
/** * Data is available to be read.
*/
OPEN_READ,
/** * The socket is ready to be written to.
*/
OPEN_WRITE,
/** * The associated Connector/Endpoint is stopping and the connection/socket * needs to be closed cleanly.
*/
STOP,
/** * A timeout has occurred and the connection needs to be closed cleanly. * Currently this is only used by the Servlet 3.0 async processing.
*/
TIMEOUT,
/** * The client has disconnected.
*/
DISCONNECT,
/** * An error has occurred on a non-container thread and processing needs to * return to the container for any necessary clean-up. Examples of where * this is used include: * <ul> * <li>by NIO2 to signal the failure of a completion handler</li> * <li>by the container to signal an I/O error on a non-container thread * during Servlet 3.0 asynchronous processing.</li> * </ul>
*/
ERROR,
/** * A client attempted to establish a connection but failed. Examples of * where this is used include: * <ul> * <li>TLS handshake failures</li> * </ul>
*/
CONNECT_FAIL
}
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