/usr/include/xercesc/util/HashBase.hpp is in libxerces-c2-dev 2.8.0+deb1-2build3.
This file is owned by root:root, with mode 0o644.
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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.
*/
#if !defined(HASHBASE_HPP)
#define HASHBASE_HPP
#include <xercesc/util/XMemory.hpp>
#include <xercesc/util/PlatformUtils.hpp>
XERCES_CPP_NAMESPACE_BEGIN
/**
* The <code>HashBase</code> interface is the general outline of a hasher.
* Hashers are used in <code>RefHashTableOf</code> hashtables to hash any
* type of key. An examples is the <code>HashXMLCh</code> class which is
* designed to produce hash values for XMLCh* strings. Any hasher inheriting
* from <code>HashBase</code> may be specified when the RefHashTableOf hashtable is constructed.
*/
class XMLUTIL_EXPORT HashBase : public XMemory
{
public:
/**
* Returns a hash value based on the key
*
* @param key the key to be hashed
* @param mod the modulus the hasher should use
*/
virtual unsigned int getHashVal(const void *const key, unsigned int mod
, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager) = 0;
/**
* Compares two keys and determines if they are semantically equal
*
* @param key1 the first key to be compared
* @param key2 the second key to be compared
*
* @return true if they are equal
*/
virtual bool equals(const void *const key1, const void *const key2) = 0;
virtual ~HashBase() {};
HashBase() {};
private:
// -----------------------------------------------------------------------
// Unimplemented constructors and operators
// -----------------------------------------------------------------------
HashBase(const HashBase&);
HashBase& operator=(const HashBase&);
};
XERCES_CPP_NAMESPACE_END
#endif
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