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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.
*/
/** Interface for storing server's connection context. */
package org.apache.thrift.server;
public interface ServerContext {
/**
* Returns an object that implements the given interface to allow access to application specific
* contexts.
*
* @param iface A Class defining an interface that the result must implement
* @return an object that implements the interface
* @throws RuntimeException If the context cannot be unwrapped to the provided class
*/
<T> T unwrap(Class<T> iface);
/**
* Returns true if this server context is a wrapper for the provided application specific context
* interface argument or returns false otherwise.
*
* @param iface a Class defining the underlying context
* @return true if this implements the interface can be unwrapped to the provided class
* @throws RuntimeException if an error occurs while determining whether the provided class can be
* unwrapped from this context.
*/
boolean isWrapperFor(Class<?> iface);
}
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