00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * Copyright (c) 1999-2000 The Apache Software Foundation. All rights 00005 * reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * 1. Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * 00014 * 2. Redistributions in binary form must reproduce the above copyright 00015 * notice, this list of conditions and the following disclaimer in 00016 * the documentation and/or other materials provided with the 00017 * distribution. 00018 * 00019 * 3. The end-user documentation included with the redistribution, 00020 * if any, must include the following acknowledgment: 00021 * "This product includes software developed by the 00022 * Apache Software Foundation (http://www.apache.org/)." 00023 * Alternately, this acknowledgment may appear in the software itself, 00024 * if and wherever such third-party acknowledgments normally appear. 00025 * 00026 * 4. The names "Xerces" and "Apache Software Foundation" must 00027 * not be used to endorse or promote products derived from this 00028 * software without prior written permission. For written 00029 * permission, please contact apache\@apache.org. 00030 * 00031 * 5. Products derived from this software may not be called "Apache", 00032 * nor may "Apache" appear in their name, without prior written 00033 * permission of the Apache Software Foundation. 00034 * 00035 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 00036 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00037 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00038 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 00039 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00040 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00041 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 00042 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 00043 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00044 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 00045 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00046 * SUCH DAMAGE. 00047 * ==================================================================== 00048 * 00049 * This software consists of voluntary contributions made by many 00050 * individuals on behalf of the Apache Software Foundation, and was 00051 * originally based on software copyright (c) 1999, International 00052 * Business Machines, Inc., http://www.ibm.com . For more information 00053 * on the Apache Software Foundation, please see 00054 * <http://www.apache.org/>. 00055 */ 00056 00057 /* 00058 * $Id: XMLNetAccessor.hpp,v 1.1 2002/05/11 21:19:42 bhavani Exp $ 00059 */ 00060 00061 #if !defined(XMLNETACCESSOR_HPP) 00062 #define XMLNETACCESSOR_HPP 00063 00064 #include <xercesc/util/XercesDefs.hpp> 00065 #include <xercesc/util/XMLURL.hpp> 00066 #include <xercesc/util/XMLException.hpp> 00067 00068 00069 class BinInputStream; 00070 00071 00072 00073 // 00074 // This class is an abstract interface via which the URL class accesses 00075 // net access services. When any source URL is not in effect a local file 00076 // path, then the URL class is used to look at it. Then the URL class can 00077 // be asked to make a binary input stream via which the referenced resource 00078 // can be read in. 00079 // 00080 // The URL class will use an object derived from this class to create a 00081 // binary stream for the URL to return. The object it uses is provided by 00082 // the platform utils, and is actually provided by the per-platform init 00083 // code so each platform can decide what actual implementation it wants to 00084 // use. 00085 // 00086 class XMLUTIL_EXPORT XMLNetAccessor 00087 { 00088 public : 00089 // ----------------------------------------------------------------------- 00090 // Virtual destructor 00091 // ----------------------------------------------------------------------- 00092 virtual ~XMLNetAccessor() 00093 { 00094 } 00095 00096 00097 // ----------------------------------------------------------------------- 00098 // The virtual net accessor interface 00099 // ----------------------------------------------------------------------- 00100 virtual const XMLCh* getId() const = 0; 00101 00102 virtual BinInputStream* makeNew 00103 ( 00104 const XMLURL& urlSrc 00105 ) = 0; 00106 00107 00108 protected : 00109 // ----------------------------------------------------------------------- 00110 // Hidden constructors 00111 // ----------------------------------------------------------------------- 00112 XMLNetAccessor() 00113 { 00114 } 00115 00116 00117 private : 00118 // ----------------------------------------------------------------------- 00119 // Unimplemented constructors and operators 00120 // ----------------------------------------------------------------------- 00121 XMLNetAccessor(const XMLNetAccessor&); 00122 void operator=(const XMLNetAccessor&); 00123 }; 00124 00125 MakeXMLException(NetAccessorException, XMLUTIL_EXPORT) 00126 00127 00128 #endif