C++ (Cpp) throwPatternSyntaxException示例

示例#1

文件： NativeRegEx.cpp 项目： Ar3kkusu/android_libcore

static RegExData* open(JNIEnv* env, jclass clazz, jstring pattern, jint flags)
{
    flags = flags | UREGEX_ERROR_ON_UNKNOWN_ESCAPES;

    RegExData* data = (RegExData*)calloc(sizeof(RegExData), 1);

    UErrorCode status = U_ZERO_ERROR;
    UParseError error;
    error.offset = -1;

    jchar const * patternRaw;
    int patternLen = env->GetStringLength(pattern);
    if (patternLen == 0) {
        data->regex = uregex_open(&EMPTY_STRING, -1, flags, &error, &status);
    } else {
        jchar const * patternRaw = env->GetStringChars(pattern, NULL);
        data->regex = uregex_open(patternRaw, patternLen, flags, &error,
                                  &status);
        env->ReleaseStringChars(pattern, patternRaw);
    }

    if (!U_SUCCESS(status)) {
        _close(env, clazz, data);
        throwPatternSyntaxException(env, status, pattern, error);
        data = NULL;
    }

    return data;
}

示例#2

文件： _java_util_regex_Pattern.cpp 项目： zeedh/fastiva

static jint Pattern_compileImpl(JNIEnv* env, jclass, jstring javaRegex, jint flags) {
    flags |= UREGEX_ERROR_ON_UNKNOWN_ESCAPES;

    UErrorCode status = U_ZERO_ERROR;
    UParseError error;
    error.offset = -1;

    ScopedJavaUnicodeString regex(env, javaRegex);
    UnicodeString& regexString(regex.unicodeString());
    RegexPattern* result = RegexPattern::compile(regexString, flags, error, status);
    if (!U_SUCCESS(status)) {
        throwPatternSyntaxException(env, status, javaRegex, error);
    }
    return static_cast<jint>(reinterpret_cast<uintptr_t>(result));
}