/*

 * Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file distributed with

 * this work for additional information regarding copyright ownership.

 * The ASF licenses this file to You under the Apache License, Version 2.0

 * (the "License"); you may not use this file except in compliance with

 * the License.  You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#include <log4cxx/logstring.h>

#include <log4cxx/helpers/fileoutputstream.h>

#include <log4cxx/helpers/pool.h>

#include <log4cxx/helpers/exception.h>

#include <log4cxx/helpers/bytebuffer.h>

#include <apr_file_io.h>

using namespace LOG4CXX_NS;

using namespace LOG4CXX_NS::helpers;

struct FileOutputStream::FileOutputStreamPrivate

{

  FileOutputStreamPrivate() : fileptr(nullptr) {}

  Pool pool;

  apr_file_t* fileptr;

};

IMPLEMENT_LOG4CXX_OBJECT(FileOutputStream)

FileOutputStream::FileOutputStream(const LogString& filename,

  bool append) : m_priv(std::make_unique<FileOutputStreamPrivate>())

{

  m_priv->fileptr = open(filename, append, m_priv->pool);

}

log4cxx::helpers::FileOutputStream::FileOutputStream(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, bool)

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  bool append) : m_priv(std::make_unique<FileOutputStreamPrivate>())

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{

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  m_priv->fileptr = open(filename, append, m_priv->pool);

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}

Unexecuted instantiation: log4cxx::helpers::FileOutputStream::FileOutputStream(std::__1::basic_string<wchar_t, std::__1::char_traits<wchar_t>, std::__1::allocator<wchar_t> > const&, bool)

FileOutputStream::FileOutputStream(const logchar* filename,

  bool append) : m_priv(std::make_unique<FileOutputStreamPrivate>())

{

  m_priv->fileptr = open(filename, append, m_priv->pool);

}

Unexecuted instantiation: log4cxx::helpers::FileOutputStream::FileOutputStream(char const*, bool)

Unexecuted instantiation: log4cxx::helpers::FileOutputStream::FileOutputStream(wchar_t const*, bool)

apr_file_t* FileOutputStream::open(const LogString& filename,

  bool append, Pool& pool)

{

  apr_fileperms_t perm = APR_OS_DEFAULT;

  apr_int32_t flags = APR_WRITE | APR_CREATE;

  if (append)

  {

    flags |= APR_APPEND;

  }

  else

  {

    flags |= APR_TRUNCATE;

  }

  File fn;

  fn.setPath(filename);

  apr_file_t* fileptr = 0;

  apr_status_t stat = fn.open(&fileptr, flags, perm, pool);

  if (stat != APR_SUCCESS)

  {

    throw IOException(filename, stat);

  }

  return fileptr;

}

log4cxx::helpers::FileOutputStream::open(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, bool, log4cxx::helpers::Pool&)

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{

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  apr_fileperms_t perm = APR_OS_DEFAULT;

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  apr_int32_t flags = APR_WRITE | APR_CREATE;

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  if (append)

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  {

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    flags |= APR_APPEND;

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  }

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  else

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  {

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    flags |= APR_TRUNCATE;

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  }

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  File fn;

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  fn.setPath(filename);

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  apr_file_t* fileptr = 0;

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  apr_status_t stat = fn.open(&fileptr, flags, perm, pool);

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  if (stat != APR_SUCCESS)

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  {

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    throw IOException(filename, stat);

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0

  }

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  return fileptr;

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}

Unexecuted instantiation: log4cxx::helpers::FileOutputStream::open(std::__1::basic_string<wchar_t, std::__1::char_traits<wchar_t>, std::__1::allocator<wchar_t> > const&, bool, log4cxx::helpers::Pool&)

FileOutputStream::~FileOutputStream()

{

  if (m_priv->fileptr)

  {

    apr_file_close(m_priv->fileptr);

  }

}

void FileOutputStream::close(Pool& /* p */)

{

  if (m_priv->fileptr)

  {

    apr_status_t stat = apr_file_close(m_priv->fileptr);

    if (stat != APR_SUCCESS)

    {

      throw IOException(stat);

    }

    m_priv->fileptr = NULL;

  }

}

void FileOutputStream::flush(Pool& /* p */)

{

}

void FileOutputStream::write(ByteBuffer& buf, Pool& /* p */ )

{

  if (m_priv->fileptr == NULL)

  {

    throw NullPointerException(LOG4CXX_STR("FileOutputStream"));

  }

  size_t nbytes = buf.remaining();

  size_t pos = buf.position();

  const char* data = buf.data();

  while (nbytes > 0)

  {

    apr_status_t stat = apr_file_write(

        m_priv->fileptr, data + pos, &nbytes);

    if (stat != APR_SUCCESS)

    {

      throw IOException(stat);

    }

    pos += nbytes;

    buf.position(pos);

    nbytes = buf.remaining();

  }

}

apr_file_t* FileOutputStream::getFilePtr() const{

  return m_priv->fileptr;

}