static void Copy(string sourceFile, string sourceFormat,
string destinationFile, string destinationFormat)
{
if (String.IsNullOrEmpty(sourceFile))
{
throw new ArgumentException(_("sourceFile must not be empty."));
}
IMessageBuffer sourceBuffer = null, destinationBuffer = null;
try {
var sourceBufferType = ParseMessageBufferType(sourceFile, sourceFormat);
sourceBuffer = CreateMessageBuffer(sourceFile, sourceBufferType);
if (!String.IsNullOrEmpty(destinationFile))
{
var destinationBufferType = ParseMessageBufferType(destinationFile,
destinationFormat);
destinationBuffer = CreateMessageBuffer(destinationFile,
destinationBufferType);
if (destinationBuffer.Count > 0)
{
throw new InvalidOperationException(
String.Format(
_("Destination database {0} must be empty!"),
destinationFile
)
);
}
}
if (destinationBuffer == null)
{
// JSON pipe
Console.WriteLine("[");
var msgCount = sourceBuffer.Count;
var i = 0;
foreach (var msg in sourceBuffer)
{
var dto = new MessageDtoModelV1(msg);
var json = JsonSerializer.SerializeToString(dto);
if (i++ < msgCount - 1)
{
Console.WriteLine("{0},", json);
}
else
{
Console.WriteLine(json);
}
}
if (destinationBuffer == null)
{
Console.WriteLine("]");
}
}
else
{
foreach (var msg in sourceBuffer)
{
destinationBuffer.Add(msg);
}
destinationBuffer.Flush();
}
} finally {
if (sourceBuffer != null)
{
sourceBuffer.Dispose();
}
if (destinationBuffer != null)
{
destinationBuffer.Dispose();
}
}
}
static void Copy(string[] sourceFiles, string sourceFormat,
string destinationFile, string destinationFormat)
{
if (sourceFiles == null || sourceFiles.Length == 0)
{
throw new ArgumentException(_("sourceFiles must not be empty."));
}
var sourceBuffers = new List <IMessageBuffer>();
IMessageBuffer destinationBuffer = null;
try {
foreach (var sourceFile in sourceFiles)
{
var sourceBufferType = ParseMessageBufferType(sourceFile, sourceFormat);
var sourceBuffer = CreateMessageBuffer(sourceFile, sourceBufferType);
sourceBuffers.Add(sourceBuffer);
}
if (!String.IsNullOrEmpty(destinationFile))
{
var destinationBufferType = ParseMessageBufferType(destinationFile,
destinationFormat);
destinationBuffer = CreateMessageBuffer(destinationFile,
destinationBufferType);
if (destinationBuffer.Count > 0)
{
throw new InvalidOperationException(
String.Format(
_("Destination database {0} must be empty!"),
destinationFile
)
);
}
}
// append all messages of all source buffers together in a lazy way
IEnumerable <MessageModel> concatenatedMessages = new List <MessageModel>(0);
sourceBuffers.ForEach(x =>
concatenatedMessages = concatenatedMessages.Concat(x)
);
if (destinationBuffer == null)
{
// JSON pipe
WriteMessagesToJson(concatenatedMessages, Console.Out);
}
else
{
foreach (var msg in concatenatedMessages)
{
destinationBuffer.Add(msg);
}
destinationBuffer.Flush();
}
} finally {
foreach (var sourceBuffer in sourceBuffers)
{
sourceBuffer.Dispose();
}
if (destinationBuffer != null)
{
destinationBuffer.Dispose();
}
}
}
