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comparison: intl/icu/source/i18n/fpositer.cpp
intl/icu/source/i18n/fpositer.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:bb61bc0b2712 |
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| 1 /* | |
| 2 ****************************************************************************** | |
| 3 * Copyright (C) 2009-2012, International Business Machines Corporation and | |
| 4 * others. All Rights Reserved. | |
| 5 ****************************************************************************** | |
| 6 * Date Name Description | |
| 7 * 12/14/09 doug Creation. | |
| 8 ****************************************************************************** | |
| 9 */ | |
| 10 | |
| 11 #include "unicode/utypes.h" | |
| 12 | |
| 13 #if !UCONFIG_NO_FORMATTING | |
| 14 | |
| 15 #include "unicode/fpositer.h" | |
| 16 #include "cmemory.h" | |
| 17 #include "uvectr32.h" | |
| 18 | |
| 19 U_NAMESPACE_BEGIN | |
| 20 | |
| 21 FieldPositionIterator::~FieldPositionIterator() { | |
| 22 delete data; | |
| 23 data = NULL; | |
| 24 pos = -1; | |
| 25 } | |
| 26 | |
| 27 FieldPositionIterator::FieldPositionIterator() | |
| 28 : data(NULL), pos(-1) { | |
| 29 } | |
| 30 | |
| 31 FieldPositionIterator::FieldPositionIterator(const FieldPositionIterator &rhs) | |
| 32 : UObject(rhs), data(NULL), pos(rhs.pos) { | |
| 33 | |
| 34 if (rhs.data) { | |
| 35 UErrorCode status = U_ZERO_ERROR; | |
| 36 data = new UVector32(status); | |
| 37 data->assign(*rhs.data, status); | |
| 38 if (status != U_ZERO_ERROR) { | |
| 39 delete data; | |
| 40 data = NULL; | |
| 41 pos = -1; | |
| 42 } | |
| 43 } | |
| 44 } | |
| 45 | |
| 46 UBool FieldPositionIterator::operator==(const FieldPositionIterator &rhs) const { | |
| 47 if (&rhs == this) { | |
| 48 return TRUE; | |
| 49 } | |
| 50 if (pos != rhs.pos) { | |
| 51 return FALSE; | |
| 52 } | |
| 53 if (!data) { | |
| 54 return rhs.data == NULL; | |
| 55 } | |
| 56 return rhs.data ? data->operator==(*rhs.data) : FALSE; | |
| 57 } | |
| 58 | |
| 59 void FieldPositionIterator::setData(UVector32 *adopt, UErrorCode& status) { | |
| 60 // Verify that adopt has valid data, and update status if it doesn't. | |
| 61 if (U_SUCCESS(status)) { | |
| 62 if (adopt) { | |
| 63 if ((adopt->size() % 3) != 0) { | |
| 64 status = U_ILLEGAL_ARGUMENT_ERROR; | |
| 65 } else { | |
| 66 for (int i = 1; i < adopt->size(); i += 3) { | |
| 67 if (adopt->elementAti(i) >= adopt->elementAti(i+1)) { | |
| 68 status = U_ILLEGAL_ARGUMENT_ERROR; | |
| 69 break; | |
| 70 } | |
| 71 } | |
| 72 } | |
| 73 } | |
| 74 } | |
| 75 | |
| 76 // We own the data, even if status is in error, so we need to delete it now | |
| 77 // if we're not keeping track of it. | |
| 78 if (!U_SUCCESS(status)) { | |
| 79 delete adopt; | |
| 80 return; | |
| 81 } | |
| 82 | |
| 83 delete data; | |
| 84 data = adopt; | |
| 85 pos = adopt == NULL ? -1 : 0; | |
| 86 } | |
| 87 | |
| 88 UBool FieldPositionIterator::next(FieldPosition& fp) { | |
| 89 if (pos == -1) { | |
| 90 return FALSE; | |
| 91 } | |
| 92 | |
| 93 fp.setField(data->elementAti(pos++)); | |
| 94 fp.setBeginIndex(data->elementAti(pos++)); | |
| 95 fp.setEndIndex(data->elementAti(pos++)); | |
| 96 | |
| 97 if (pos == data->size()) { | |
| 98 pos = -1; | |
| 99 } | |
| 100 | |
| 101 return TRUE; | |
| 102 } | |
| 103 | |
| 104 U_NAMESPACE_END | |
| 105 | |
| 106 #endif /* #if !UCONFIG_NO_FORMATTING */ | |
| 107 |
