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374ca955 A |
1 | /* |
2 | ********************************************************************** | |
4388f060 | 3 | * Copyright (c) 2004-2011, International Business Machines |
374ca955 A |
4 | * Corporation and others. All Rights Reserved. |
5 | ********************************************************************** | |
6 | * Author: Alan Liu | |
7 | * Created: March 19 2004 | |
8 | * Since: ICU 3.0 | |
9 | ********************************************************************** | |
10 | */ | |
11 | #ifndef __ICU_INTLTEST_TEXTFILE__ | |
12 | #define __ICU_INTLTEST_TEXTFILE__ | |
13 | ||
46f4442e | 14 | #include "intltest.h" |
374ca955 A |
15 | #include "filestrm.h" |
16 | ||
17 | /** | |
18 | * This class implements access to a text data file located in the | |
19 | * icu/source/test/testdata/ directory. | |
20 | */ | |
21 | class TextFile { | |
22 | public: | |
23 | /** | |
24 | * Open a file with the given name, in the given encoding, in the | |
25 | * ICU testdata directory. See textfile.cpp to determine if the | |
26 | * 'name' and 'encoding' parameters are aliased or copied. | |
27 | */ | |
28 | TextFile(const char* name, const char* encoding, UErrorCode& ec); | |
29 | ||
30 | virtual ~TextFile(); | |
31 | ||
32 | /** | |
33 | * Read a line terminated by ^J or ^M or ^M^J, and convert it from | |
34 | * this file's encoding to Unicode. The EOL character(s) are not | |
35 | * included in 'line'. | |
36 | * @return TRUE if a line was read, or FALSE if the EOF | |
37 | * was reached or an error occurred | |
38 | */ | |
39 | UBool readLine(UnicodeString& line, UErrorCode& ec); | |
40 | ||
41 | /** | |
42 | * Read a line, ignoring blank lines and lines that start with | |
43 | * '#'. Trim leading white space. | |
4388f060 | 44 | * @param trim if TRUE then remove leading Pattern_White_Space |
374ca955 A |
45 | * @return TRUE if a line was read, or FALSE if the EOF |
46 | * was reached or an error occurred | |
47 | */ | |
48 | UBool readLineSkippingComments(UnicodeString& line, UErrorCode& ec, | |
49 | UBool trim = FALSE); | |
50 | ||
51 | /** | |
52 | * Return the line number of the last line returned by readLine(). | |
53 | */ | |
54 | inline int32_t getLineNumber() const; | |
55 | ||
56 | private: | |
57 | UBool ensureCapacity(int32_t capacity); | |
58 | UBool setBuffer(int32_t index, char c, UErrorCode& ec); | |
59 | ||
60 | FileStream* file; | |
61 | char* name; | |
62 | char* encoding; | |
63 | char* buffer; | |
64 | int32_t capacity; | |
65 | int32_t lineNo; | |
66 | }; | |
67 | ||
68 | inline int32_t TextFile::getLineNumber() const { | |
69 | return lineNo; | |
70 | } | |
71 | ||
72 | #endif |