/src/icu/source/i18n/fphdlimp.cpp
Line  | Count  | Source (jump to first uncovered line)  | 
1  |  | // © 2016 and later: Unicode, Inc. and others.  | 
2  |  | // License & terms of use: http://www.unicode.org/copyright.html  | 
3  |  | /*  | 
4  |  | *******************************************************************************  | 
5  |  | * Copyright (C) 2009-2015, International Business Machines Corporation and  | 
6  |  | * others. All Rights Reserved.  | 
7  |  | *******************************************************************************  | 
8  |  | */  | 
9  |  |  | 
10  |  | #include "unicode/utypes.h"  | 
11  |  |  | 
12  |  | #if !UCONFIG_NO_FORMATTING  | 
13  |  |  | 
14  |  | #include "fphdlimp.h"  | 
15  |  | #include "uvectr32.h"  | 
16  |  |  | 
17  |  | U_NAMESPACE_BEGIN  | 
18  |  |  | 
19  |  | // utility FieldPositionHandler  | 
20  |  | // base class, null implementation  | 
21  |  |  | 
22  | 0  | FieldPositionHandler::~FieldPositionHandler() { | 
23  | 0  | }  | 
24  |  |  | 
25  | 0  | void FieldPositionHandler::setShift(int32_t delta) { | 
26  | 0  |   fShift = delta;  | 
27  | 0  | }  | 
28  |  |  | 
29  |  |  | 
30  |  | // utility subclass FieldPositionOnlyHandler  | 
31  |  |  | 
32  |  | FieldPositionOnlyHandler::FieldPositionOnlyHandler(FieldPosition& _pos)  | 
33  | 0  |   : pos(_pos) { | 
34  | 0  | }  | 
35  |  |  | 
36  |  | FieldPositionOnlyHandler::~FieldPositionOnlyHandler() { | 
37  |  | }  | 
38  |  |  | 
39  |  | void  | 
40  | 0  | FieldPositionOnlyHandler::addAttribute(int32_t id, int32_t start, int32_t limit) { | 
41  | 0  |   if (pos.getField() == id && (!acceptFirstOnly || !seenFirst)) { | 
42  | 0  |     seenFirst = TRUE;  | 
43  | 0  |     pos.setBeginIndex(start + fShift);  | 
44  | 0  |     pos.setEndIndex(limit + fShift);  | 
45  | 0  |   }  | 
46  | 0  | }  | 
47  |  |  | 
48  |  | void  | 
49  | 0  | FieldPositionOnlyHandler::shiftLast(int32_t delta) { | 
50  | 0  |   if (delta != 0 && pos.getField() != FieldPosition::DONT_CARE && pos.getBeginIndex() != -1) { | 
51  | 0  |     pos.setBeginIndex(delta + pos.getBeginIndex());  | 
52  | 0  |     pos.setEndIndex(delta + pos.getEndIndex());  | 
53  | 0  |   }  | 
54  | 0  | }  | 
55  |  |  | 
56  |  | UBool  | 
57  | 0  | FieldPositionOnlyHandler::isRecording(void) const { | 
58  | 0  |   return pos.getField() != FieldPosition::DONT_CARE;  | 
59  | 0  | }  | 
60  |  |  | 
61  | 0  | void FieldPositionOnlyHandler::setAcceptFirstOnly(UBool acceptFirstOnly) { | 
62  | 0  |   this->acceptFirstOnly = acceptFirstOnly;  | 
63  | 0  | }  | 
64  |  |  | 
65  |  |  | 
66  |  | // utility subclass FieldPositionIteratorHandler  | 
67  |  |  | 
68  |  | FieldPositionIteratorHandler::FieldPositionIteratorHandler(FieldPositionIterator* posIter,  | 
69  |  |                                                            UErrorCode& _status)  | 
70  | 0  |     : iter(posIter), vec(NULL), status(_status), fCategory(UFIELD_CATEGORY_UNDEFINED) { | 
71  | 0  |   if (iter && U_SUCCESS(status)) { | 
72  | 0  |     vec = new UVector32(status);  | 
73  | 0  |   }  | 
74  | 0  | }  | 
75  |  |  | 
76  |  | FieldPositionIteratorHandler::FieldPositionIteratorHandler(  | 
77  |  |     UVector32* vec,  | 
78  |  |     UErrorCode& status)  | 
79  | 0  |     : iter(nullptr), vec(vec), status(status), fCategory(UFIELD_CATEGORY_UNDEFINED) { | 
80  | 0  | }  | 
81  |  |  | 
82  | 0  | FieldPositionIteratorHandler::~FieldPositionIteratorHandler() { | 
83  |  |   // setData adopts the vec regardless of status, so it's safe to null it  | 
84  | 0  |   if (iter) { | 
85  | 0  |     iter->setData(vec, status);  | 
86  | 0  |   }  | 
87  |  |   // if iter is null, we never allocated vec, so no need to free it  | 
88  | 0  |   vec = NULL;  | 
89  | 0  | }  | 
90  |  |  | 
91  |  | void  | 
92  | 0  | FieldPositionIteratorHandler::addAttribute(int32_t id, int32_t start, int32_t limit) { | 
93  | 0  |   if (vec && U_SUCCESS(status) && start < limit) { | 
94  | 0  |     int32_t size = vec->size();  | 
95  | 0  |     vec->addElement(fCategory, status);  | 
96  | 0  |     vec->addElement(id, status);  | 
97  | 0  |     vec->addElement(start + fShift, status);  | 
98  | 0  |     vec->addElement(limit + fShift, status);  | 
99  | 0  |     if (!U_SUCCESS(status)) { | 
100  | 0  |       vec->setSize(size);  | 
101  | 0  |     }  | 
102  | 0  |   }  | 
103  | 0  | }  | 
104  |  |  | 
105  |  | void  | 
106  | 0  | FieldPositionIteratorHandler::shiftLast(int32_t delta) { | 
107  | 0  |   if (U_SUCCESS(status) && delta != 0) { | 
108  | 0  |     int32_t i = vec->size();  | 
109  | 0  |     if (i > 0) { | 
110  | 0  |       --i;  | 
111  | 0  |       vec->setElementAt(delta + vec->elementAti(i), i);  | 
112  | 0  |       --i;  | 
113  | 0  |       vec->setElementAt(delta + vec->elementAti(i), i);  | 
114  | 0  |     }  | 
115  | 0  |   }  | 
116  | 0  | }  | 
117  |  |  | 
118  |  | UBool  | 
119  | 0  | FieldPositionIteratorHandler::isRecording(void) const { | 
120  | 0  |   return U_SUCCESS(status);  | 
121  | 0  | }  | 
122  |  |  | 
123  |  | U_NAMESPACE_END  | 
124  |  |  | 
125  |  | #endif /* !UCONFIG_NO_FORMATTING */  |