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/*
* 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.tuscany.sca.host.http;
import javax.servlet.Servlet;
/**
* Interface implemented by host environments that allow Servlets to be
* registered.
* <p/>
* This interface allows a system service to register a servlet
* to handle inbound requests.
*
* @version $Rev$ $Date$
*/
public interface ServletHost {
/**
* Add a mapping for an instance of a Servlet. This requests that the
* servlet container direct all requests to the designated mapping to the
* supplied Servlet instance.
*
* @param uri the uri-mapping for the Servlet
* @param servlet the Servlet that should be invoked
*/
void addServletMapping(String uri, Servlet servlet) throws ServletMappingException;
/**
* Remove a servlet mapping. This directs the servlet contain not to direct
* any more requests to a previously registered Servlet.
*
* @param uri the uri-mapping for the Servlet
* @return the servlet that was registered to the mapping, null if nothing
* was registered to the mapping
*/
Servlet removeServletMapping(String uri) throws ServletMappingException;
}
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