/* * 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.coyote;
import org.apache.tomcat.util.net.SocketEvent;
/** * Adapter. This represents the entry point in a coyote-based servlet container. * * @author Remy Maucherat * * @see ProtocolHandler
*/ publicinterface Adapter {
/** * Call the service method, and notify all listeners * * @param req The request object * @param res The response object * * @exception Exception if an error happens during handling of the request. Common errors are: * <ul> * <li>IOException if an input/output error occurs and we are processing an included * servlet (otherwise it is swallowed and handled by the top level error handler mechanism) * <li>ServletException if a servlet throws an exception and we are processing an included * servlet (otherwise it is swallowed and handled by the top level error handler mechanism) * </ul> * Tomcat should be able to handle and log any other exception ( including runtime * exceptions )
*/ void service(Request req, Response res) throws Exception;
/** * Prepare the given request/response for processing. This method requires that the request object has been * populated with the information available from the HTTP headers. * * @param req The request object * @param res The response object * * @return <code>true</code> if processing can continue, otherwise <code>false</code> in which case an appropriate * error will have been set on the response * * @throws Exception If the processing fails unexpectedly
*/ boolean prepare(Request req, Response res) throws Exception;
/** * Assert that request and response have been recycled. If they have not then log a warning and force a recycle. * This method is called as a safety check when a processor is being recycled and may be returned to a pool for * reuse. * * @param req Request * @param res Response
*/ void checkRecycled(Request req, Response res);
/** * Provide the name of the domain to use to register MBeans for components associated with the connector. * * @return The MBean domain name
*/
String getDomain();
}
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