/*
 * Copyright 2011, Oliver Tappe, zooey@hirschkaefer.de.
 * Distributed under the terms of the MIT License.
 */


#include "ICUThreadLocalStorageValue.h"

#include <new>

#include <unicode/ucnv.h>


namespace BPrivate {
namespace Libroot {


ICUThreadLocalStorageValue::ICUThreadLocalStorageValue()
        : converter(NULL)
{
        charset[0] = '\0';
}


ICUThreadLocalStorageValue::~ICUThreadLocalStorageValue()
{
        if (converter != NULL)
                ucnv_close(converter);
}


status_t
ICUThreadLocalStorageValue::GetInstanceForKey(pthread_key_t tlsKey,
        ICUThreadLocalStorageValue*& instanceOut)
{
        ICUThreadLocalStorageValue* tlsValue = NULL;
        void* value = pthread_getspecific(tlsKey);
        if (value == NULL) {
                tlsValue = new (std::nothrow) ICUThreadLocalStorageValue();
                if (tlsValue == NULL)
                        return B_NO_MEMORY;
                pthread_setspecific(tlsKey, tlsValue);
        } else
                tlsValue = static_cast<ICUThreadLocalStorageValue*>(value);

        instanceOut = tlsValue;

        return B_OK;
}


}       // namespace Libroot
}       // namespace BPrivate