84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is XSL:P XSLT processor.
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*
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* The Initial Developer of the Original Code is Keith Visco.
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* Portions created by Keith Visco (C) 1999-2000 Keith Visco.
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* All Rights Reserved..
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*
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* Contributor(s):
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*
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* Keith Visco, kvisco@ziplink.net
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* -- original author.
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*
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*/
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#ifndef TRANSFRMX_STRING_COMPARATOR_H
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#define TRANSFRMX_STRING_COMPARATOR_H
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#include "TxString.h"
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#include "TxObject.h"
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/*
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An interface for handling String comparisons
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*/
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class StringComparator : public TxObject {
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public:
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static const String EN_LANG;
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/**
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* Returns an instance of the StringComparator which handles the given Language
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*
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* Note: Remember to destroy instance when done.
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**/
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static StringComparator* getInstance(const String& lang);
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/**
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* Compares the given Strings. -1 is returned if str1 is less than str2,
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* 0 is returned if the two Strings are equal, and 1 is return if str1 is
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* greater than str2.
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**/
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virtual int compare(const String& str1, const String& str2) = 0;
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};
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/**
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* The default StringComparator, a very simple implementation.
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**/
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class DefaultStringComparator : public StringComparator {
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public:
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/**
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* Creates a new DefaultStringComparator
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**/
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DefaultStringComparator();
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/**
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* Destroys this StringComparator
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**/
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virtual ~DefaultStringComparator();
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/**
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* Compares the given Strings. -1 is returned if str1 is less than str2,
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* 0 is returned if the two Strings are equal, and 1 is return if str1 is
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* greater than str2.
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**/
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virtual int compare(const String& str1, const String& str2);
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};
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#endif
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