scuffed-code/icu4c/source/test/intltest/textfile.h

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/*
**********************************************************************
* Copyright (c) 2004, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
* Author: Alan Liu
* Created: March 19 2004
* Since: ICU 3.0
**********************************************************************
*/
#ifndef __ICU_INTLTEST_TEXTFILE__
#define __ICU_INTLTEST_TEXTFILE__
#include "unicode/utypes.h"
#include "unicode/unistr.h"
#include "filestrm.h"
/**
* This class implements access to a text data file located in the
* icu/source/test/testdata/ directory.
*/
class TextFile {
public:
/**
* Open a file with the given name, in the given encoding, in the
* ICU testdata directory. See textfile.cpp to determine if the
* 'name' and 'encoding' parameters are aliased or copied.
*/
TextFile(const char* name, const char* encoding, UErrorCode& ec);
virtual ~TextFile();
/**
* Read a line terminated by ^J or ^M or ^M^J, and convert it from
* this file's encoding to Unicode. The EOL character(s) are not
* included in 'line'.
* @return TRUE if a line was read, or FALSE if the EOF
* was reached or an error occurred
*/
UBool readLine(UnicodeString& line, UErrorCode& ec);
/**
* Read a line, ignoring blank lines and lines that start with
* '#'. Trim leading white space.
* @param trim if TRUE then remove leading rule white space
* @return TRUE if a line was read, or FALSE if the EOF
* was reached or an error occurred
*/
UBool readLineSkippingComments(UnicodeString& line, UErrorCode& ec,
UBool trim = FALSE);
/**
* Return the line number of the last line returned by readLine().
*/
inline int32_t getLineNumber() const;
private:
UBool ensureCapacity(int32_t capacity);
UBool setBuffer(int32_t index, char c, UErrorCode& ec);
char* name;
char* encoding;
int32_t lineNo;
char* buffer;
int32_t capacity;
FileStream* file;
};
inline int32_t TextFile::getLineNumber() const {
return lineNo;
}
#endif