89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
/*
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**********************************************************************
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* Copyright (C) 1999, 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 "rbt_data.h"
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#include "uhash.h"
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#include "unicode/unistr.h"
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TransliterationRuleData::TransliterationRuleData(UErrorCode& status) :
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variableNames(0), setVariables(0) {
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if (U_FAILURE(status)) {
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return;
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}
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variableNames = uhash_open((UHashFunction)uhash_hashUString, &status);
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setVariables = uhash_open(0, &status);
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}
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TransliterationRuleData::~TransliterationRuleData() {
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if (variableNames != 0) {
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uhash_close(variableNames);
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}
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if (setVariables != 0) {
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uhash_close(setVariables);
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}
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}
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void
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TransliterationRuleData::defineVariable(const UnicodeString& name,
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UChar value,
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UErrorCode& status) {
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uhash_putKey(variableNames, name.hashCode() & 0x7FFFFFFF,
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(void*) value,
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&status);
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}
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void
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TransliterationRuleData::defineVariable(const UnicodeString& name,
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UChar standIn,
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UnicodeSet* adoptedSet,
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UErrorCode& status) {
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defineVariable(name, standIn, status);
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defineSet(standIn, adoptedSet, status);
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}
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void
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TransliterationRuleData::defineSet(UChar standIn,
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UnicodeSet* adoptedSet,
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UErrorCode& status) {
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if (U_FAILURE(status)) {
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return;
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}
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if (adoptedSet == 0) {
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status = U_MEMORY_ALLOCATION_ERROR;
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return;
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}
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uhash_putKey(setVariables, (int32_t) (standIn & 0x7FFFFFFF),
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adoptedSet,
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&status);
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}
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UChar
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TransliterationRuleData::lookupVariable(const UnicodeString& name,
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UErrorCode& status) const {
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if (U_FAILURE(status)) {
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return 0;
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}
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void* value = uhash_get(variableNames, name.hashCode() & 0x7FFFFFFF);
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if (value == 0) {
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status = U_ILLEGAL_ARGUMENT_ERROR;
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}
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return (UChar) (int32_t) value;
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}
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UnicodeSet*
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TransliterationRuleData::lookupSet(UChar standIn) const {
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void* value = uhash_get(setVariables, (int32_t) (standIn & 0x7FFFFFFF));
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return (UnicodeSet*) value;
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}
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bool_t
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TransliterationRuleData::isVariableDefined(const UnicodeString& name) const {
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return 0 != uhash_get(variableNames, name.hashCode() & 0x7FFFFFFF);
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}
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