File: | out/../deps/icu-small/source/i18n/rbt_data.cpp |
Warning: | line 64, column 13 Value stored to 'status' is never read |
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1 | // © 2016 and later: Unicode, Inc. and others. |
2 | // License & terms of use: http://www.unicode.org/copyright.html |
3 | /* |
4 | ********************************************************************** |
5 | * Copyright (C) 1999-2014, International Business Machines |
6 | * Corporation and others. All Rights Reserved. |
7 | ********************************************************************** |
8 | * Date Name Description |
9 | * 11/17/99 aliu Creation. |
10 | ********************************************************************** |
11 | */ |
12 | |
13 | #include "unicode/utypes.h" |
14 | #include "umutex.h" |
15 | |
16 | #if !UCONFIG_NO_TRANSLITERATION0 |
17 | |
18 | #include "unicode/unistr.h" |
19 | #include "unicode/uniset.h" |
20 | #include "rbt_data.h" |
21 | #include "hash.h" |
22 | #include "cmemory.h" |
23 | |
24 | U_NAMESPACE_BEGINnamespace icu_71 { |
25 | |
26 | TransliterationRuleData::TransliterationRuleData(UErrorCode& status) |
27 | : UMemory(), ruleSet(status), variableNames(status), |
28 | variables(0), variablesAreOwned(TRUE1) |
29 | { |
30 | if (U_FAILURE(status)) { |
31 | return; |
32 | } |
33 | variableNames.setValueDeleter(uprv_deleteUObjectuprv_deleteUObject_71); |
34 | variables = 0; |
35 | variablesLength = 0; |
36 | } |
37 | |
38 | TransliterationRuleData::TransliterationRuleData(const TransliterationRuleData& other) : |
39 | UMemory(other), ruleSet(other.ruleSet), |
40 | variablesAreOwned(TRUE1), |
41 | variablesBase(other.variablesBase), |
42 | variablesLength(other.variablesLength) |
43 | { |
44 | UErrorCode status = U_ZERO_ERROR; |
45 | int32_t i = 0; |
46 | variableNames.setValueDeleter(uprv_deleteUObjectuprv_deleteUObject_71); |
47 | int32_t pos = UHASH_FIRST(-1); |
48 | const UHashElement *e; |
49 | while ((e = other.variableNames.nextElement(pos)) != 0) { |
50 | UnicodeString* value = |
51 | new UnicodeString(*(const UnicodeString*)e->value.pointer); |
52 | // Exit out if value could not be created. |
53 | if (value == NULL__null) { |
54 | return; |
55 | } |
56 | variableNames.put(*(UnicodeString*)e->key.pointer, value, status); |
57 | } |
58 | |
59 | variables = 0; |
60 | if (other.variables != 0) { |
61 | variables = (UnicodeFunctor **)uprv_mallocuprv_malloc_71(variablesLength * sizeof(UnicodeFunctor *)); |
62 | /* test for NULL */ |
63 | if (variables == 0) { |
64 | status = U_MEMORY_ALLOCATION_ERROR; |
Value stored to 'status' is never read | |
65 | return; |
66 | } |
67 | for (i=0; i<variablesLength; ++i) { |
68 | variables[i] = other.variables[i]->clone(); |
69 | if (variables[i] == NULL__null) { |
70 | status = U_MEMORY_ALLOCATION_ERROR; |
71 | break; |
72 | } |
73 | } |
74 | } |
75 | // Remove the array and exit if memory allocation error occurred. |
76 | if (U_FAILURE(status)) { |
77 | for (int32_t n = i-1; n >= 0; n--) { |
78 | delete variables[n]; |
79 | } |
80 | uprv_freeuprv_free_71(variables); |
81 | variables = NULL__null; |
82 | return; |
83 | } |
84 | |
85 | // Do this last, _after_ setting up variables[]. |
86 | ruleSet.setData(this); // ruleSet must already be frozen |
87 | } |
88 | |
89 | TransliterationRuleData::~TransliterationRuleData() { |
90 | if (variablesAreOwned && variables != 0) { |
91 | for (int32_t i=0; i<variablesLength; ++i) { |
92 | delete variables[i]; |
93 | } |
94 | } |
95 | uprv_freeuprv_free_71(variables); |
96 | } |
97 | |
98 | UnicodeFunctor* |
99 | TransliterationRuleData::lookup(UChar32 standIn) const { |
100 | int32_t i = standIn - variablesBase; |
101 | return (i >= 0 && i < variablesLength) ? variables[i] : 0; |
102 | } |
103 | |
104 | UnicodeMatcher* |
105 | TransliterationRuleData::lookupMatcher(UChar32 standIn) const { |
106 | UnicodeFunctor *f = lookup(standIn); |
107 | return (f != 0) ? f->toMatcher() : 0; |
108 | } |
109 | |
110 | UnicodeReplacer* |
111 | TransliterationRuleData::lookupReplacer(UChar32 standIn) const { |
112 | UnicodeFunctor *f = lookup(standIn); |
113 | return (f != 0) ? f->toReplacer() : 0; |
114 | } |
115 | |
116 | |
117 | U_NAMESPACE_END} |
118 | |
119 | #endif /* #if !UCONFIG_NO_TRANSLITERATION */ |