7e6c572256
Also, replace uhash_nextElement's parameter "-1" with UHASH_FIRST for clarity. Also, improve service registration debugging code X-SVN-Rev: 36836
118 lines
3.4 KiB
C++
118 lines
3.4 KiB
C++
/*
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**********************************************************************
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* Copyright (C) 1999-2014, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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* Date Name Description
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* 11/17/99 aliu Creation.
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**********************************************************************
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*/
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#include "unicode/utypes.h"
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#include "umutex.h"
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#if !UCONFIG_NO_TRANSLITERATION
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#include "unicode/unistr.h"
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#include "unicode/uniset.h"
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#include "rbt_data.h"
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#include "hash.h"
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#include "cmemory.h"
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U_NAMESPACE_BEGIN
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TransliterationRuleData::TransliterationRuleData(UErrorCode& status)
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: UMemory(), ruleSet(status), variableNames(status),
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variables(0), variablesAreOwned(TRUE)
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{
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if (U_FAILURE(status)) {
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return;
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}
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variableNames.setValueDeleter(uprv_deleteUObject);
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variables = 0;
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variablesLength = 0;
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}
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TransliterationRuleData::TransliterationRuleData(const TransliterationRuleData& other) :
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UMemory(other), ruleSet(other.ruleSet),
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variablesAreOwned(TRUE),
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variablesBase(other.variablesBase),
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variablesLength(other.variablesLength)
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{
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UErrorCode status = U_ZERO_ERROR;
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int32_t i = 0;
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variableNames.setValueDeleter(uprv_deleteUObject);
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int32_t pos = UHASH_FIRST;
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const UHashElement *e;
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while ((e = other.variableNames.nextElement(pos)) != 0) {
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UnicodeString* value =
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new UnicodeString(*(const UnicodeString*)e->value.pointer);
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// Exit out if value could not be created.
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if (value == NULL) {
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return;
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}
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variableNames.put(*(UnicodeString*)e->key.pointer, value, status);
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}
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variables = 0;
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if (other.variables != 0) {
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variables = (UnicodeFunctor **)uprv_malloc(variablesLength * sizeof(UnicodeFunctor *));
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/* test for NULL */
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if (variables == 0) {
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status = U_MEMORY_ALLOCATION_ERROR;
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return;
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}
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for (i=0; i<variablesLength; ++i) {
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variables[i] = other.variables[i]->clone();
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if (variables[i] == NULL) {
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status = U_MEMORY_ALLOCATION_ERROR;
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break;
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}
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}
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}
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// Remove the array and exit if memory allocation error occured.
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if (U_FAILURE(status)) {
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for (int32_t n = i-1; n >= 0; n--) {
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delete variables[n];
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}
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uprv_free(variables);
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variables = NULL;
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return;
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}
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// Do this last, _after_ setting up variables[].
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ruleSet.setData(this); // ruleSet must already be frozen
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}
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TransliterationRuleData::~TransliterationRuleData() {
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if (variablesAreOwned && variables != 0) {
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for (int32_t i=0; i<variablesLength; ++i) {
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delete variables[i];
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}
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}
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uprv_free(variables);
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}
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UnicodeFunctor*
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TransliterationRuleData::lookup(UChar32 standIn) const {
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int32_t i = standIn - variablesBase;
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return (i >= 0 && i < variablesLength) ? variables[i] : 0;
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}
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UnicodeMatcher*
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TransliterationRuleData::lookupMatcher(UChar32 standIn) const {
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UnicodeFunctor *f = lookup(standIn);
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return (f != 0) ? f->toMatcher() : 0;
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}
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UnicodeReplacer*
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TransliterationRuleData::lookupReplacer(UChar32 standIn) const {
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UnicodeFunctor *f = lookup(standIn);
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return (f != 0) ? f->toReplacer() : 0;
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}
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U_NAMESPACE_END
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#endif /* #if !UCONFIG_NO_TRANSLITERATION */
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