| /* |
| ********************************************************************** |
| * Copyright (C) 1999, International Business Machines |
| * Corporation and others. All Rights Reserved. |
| ********************************************************************** |
| * Date Name Description |
| * 11/17/99 aliu Creation. |
| ********************************************************************** |
| */ |
| #include "rbt_data.h" |
| #include "uhash.h" |
| #include "unicode/unistr.h" |
| |
| TransliterationRuleData::TransliterationRuleData(UErrorCode& status) : |
| variableNames(0), setVariables(0) { |
| if (U_FAILURE(status)) { |
| return; |
| } |
| variableNames = uhash_open((UHashFunction)uhash_hashUString, &status); |
| setVariables = 0; |
| setVariablesLength = 0; |
| } |
| |
| TransliterationRuleData::~TransliterationRuleData() { |
| if (variableNames != 0) { |
| uhash_close(variableNames); |
| } |
| delete[] setVariables; |
| } |
| |
| void |
| TransliterationRuleData::defineVariable(const UnicodeString& name, |
| UChar value, |
| UErrorCode& status) { |
| uhash_putKey(variableNames, name.hashCode() & 0x7FFFFFFF, |
| (void*) value, |
| &status); |
| } |
| |
| UChar |
| TransliterationRuleData::lookupVariable(const UnicodeString& name, |
| UErrorCode& status) const { |
| if (U_FAILURE(status)) { |
| return 0; |
| } |
| void* value = uhash_get(variableNames, name.hashCode() & 0x7FFFFFFF); |
| if (value == 0) { |
| status = U_ILLEGAL_ARGUMENT_ERROR; |
| } |
| return (UChar) (int32_t) value; |
| } |
| |
| const UnicodeSet* |
| TransliterationRuleData::lookupSet(UChar standIn) const { |
| int32_t i = standIn - setVariablesBase; |
| return (i >= 0 && i < setVariablesLength) ? setVariables[i] : 0; |
| } |
| |
| bool_t |
| TransliterationRuleData::isVariableDefined(const UnicodeString& name) const { |
| return 0 != uhash_get(variableNames, name.hashCode() & 0x7FFFFFFF); |
| } |
