gecko/mobile/android/base/httpclientandroidlib/protocol/HttpRequestInterceptorList.java

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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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package ch.boye.httpclientandroidlib.protocol;
import java.util.List;
import ch.boye.httpclientandroidlib.HttpRequestInterceptor;
/**
* Provides access to an ordered list of request interceptors.
* Lists are expected to be built upfront and used read-only afterwards
* for {@link HttpProcessor processing}.
*
* @since 4.0
*/
public interface HttpRequestInterceptorList {
/**
* Appends a request interceptor to this list.
*
* @param interceptor the request interceptor to add
*/
void addRequestInterceptor(HttpRequestInterceptor interceptor);
/**
* Inserts a request interceptor at the specified index.
*
* @param interceptor the request interceptor to add
* @param index the index to insert the interceptor at
*/
void addRequestInterceptor(HttpRequestInterceptor interceptor, int index);
/**
* Obtains the current size of this list.
*
* @return the number of request interceptors in this list
*/
int getRequestInterceptorCount();
/**
* Obtains a request interceptor from this list.
*
* @param index the index of the interceptor to obtain,
* 0 for first
*
* @return the interceptor at the given index, or
* <code>null</code> if the index is out of range
*/
HttpRequestInterceptor getRequestInterceptor(int index);
/**
* Removes all request interceptors from this list.
*/
void clearRequestInterceptors();
/**
* Removes all request interceptor of the specified class
*
* @param clazz the class of the instances to be removed.
*/
void removeRequestInterceptorByClass(Class clazz);
/**
* Sets the request interceptors in this list.
* This list will be cleared and re-initialized to contain
* all request interceptors from the argument list.
* If the argument list includes elements that are not request
* interceptors, the behavior is implementation dependent.
*
* @param list the list of request interceptors
*/
void setInterceptors(List list);
}