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A very lightweight WebSocket client library for Java/Android which aims to implement the WebSocket protocol as defined in RFC 6455

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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
 * .
 *
 */

package tech.gusavila92.apache.http;

import tech.gusavila92.apache.http.params.HttpParams;

/**
 * HTTP messages consist of requests from client to server and responses
 * from server to client.
 * 
 *     HTTP-message   = Request | Response     ; HTTP/1.1 messages
 * 
*

* HTTP messages use the generic message format of RFC 822 for * transferring entities (the payload of the message). Both types * of message consist of a start-line, zero or more header fields * (also known as "headers"), an empty line (i.e., a line with nothing * preceding the CRLF) indicating the end of the header fields, * and possibly a message-body. *

*
 *      generic-message = start-line
 *                        *(message-header CRLF)
 *                        CRLF
 *                        [ message-body ]
 *      start-line      = Request-Line | Status-Line
 * 
* * @since 4.0 */ @SuppressWarnings("deprecation") public interface HttpMessage { /** * Returns the protocol version this message is compatible with. */ ProtocolVersion getProtocolVersion(); /** * Checks if a certain header is present in this message. Header values are * ignored. * * @param name the header name to check for. * @return true if at least one header with this name is present. */ boolean containsHeader(String name); /** * Returns all the headers with a specified name of this message. Header values * are ignored. Headers are orderd in the sequence they will be sent over a * connection. * * @param name the name of the headers to return. * @return the headers whose name property equals {@code name}. */ Header[] getHeaders(String name); /** * Returns the first header with a specified name of this message. Header * values are ignored. If there is more than one matching header in the * message the first element of {@link #getHeaders(String)} is returned. * If there is no matching header in the message {@code null} is * returned. * * @param name the name of the header to return. * @return the first header whose name property equals {@code name} * or {@code null} if no such header could be found. */ Header getFirstHeader(String name); /** * Returns the last header with a specified name of this message. Header values * are ignored. If there is more than one matching header in the message the * last element of {@link #getHeaders(String)} is returned. If there is no * matching header in the message {@code null} is returned. * * @param name the name of the header to return. * @return the last header whose name property equals {@code name}. * or {@code null} if no such header could be found. */ Header getLastHeader(String name); /** * Returns all the headers of this message. Headers are orderd in the sequence * they will be sent over a connection. * * @return all the headers of this message */ Header[] getAllHeaders(); /** * Adds a header to this message. The header will be appended to the end of * the list. * * @param header the header to append. */ void addHeader(Header header); /** * Adds a header to this message. The header will be appended to the end of * the list. * * @param name the name of the header. * @param value the value of the header. */ void addHeader(String name, String value); /** * Overwrites the first header with the same name. The new header will be appended to * the end of the list, if no header with the given name can be found. * * @param header the header to set. */ void setHeader(Header header); /** * Overwrites the first header with the same name. The new header will be appended to * the end of the list, if no header with the given name can be found. * * @param name the name of the header. * @param value the value of the header. */ void setHeader(String name, String value); /** * Overwrites all the headers in the message. * * @param headers the array of headers to set. */ void setHeaders(Header[] headers); /** * Removes a header from this message. * * @param header the header to remove. */ void removeHeader(Header header); /** * Removes all headers with a certain name from this message. * * @param name The name of the headers to remove. */ void removeHeaders(String name); /** * Returns an iterator of all the headers. * * @return Iterator that returns Header objects in the sequence they are * sent over a connection. */ HeaderIterator headerIterator(); /** * Returns an iterator of the headers with a given name. * * @param name the name of the headers over which to iterate, or * {@code null} for all headers * * @return Iterator that returns Header objects with the argument name * in the sequence they are sent over a connection. */ HeaderIterator headerIterator(String name); /** * Returns the parameters effective for this message as set by * {@link #setParams(HttpParams)}. * * @deprecated (4.3) use configuration classes provided 'tech.gusavila92.apache.http.config' * and 'tech.gusavila92.apache.http.client.config' */ @Deprecated HttpParams getParams(); /** * Provides parameters to be used for the processing of this message. * @param params the parameters * * @deprecated (4.3) use configuration classes provided 'tech.gusavila92.apache.http.config' * and 'tech.gusavila92.apache.http.client.config' */ @Deprecated void setParams(HttpParams params); }




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