/// <summary>
/// Writes a <seealso cref="BaseModel"/> to disk. Occurring errors are printed to the console
/// to inform the user.
/// </summary>
/// <param name="modelName"> type of the model, name is used in error messages. </param>
/// <param name="modelFile"> output file of the model </param>
/// <param name="model"> the model itself which should be written to disk </param>
public static void writeModel(string modelName, Jfile modelFile, BaseModel model)
{
CmdLineUtil.checkOutputFile(modelName + " model", modelFile);
Console.Error.Write("Writing " + modelName + " model ... ");
long beginModelWritingTime = DateTime.Now.Ticks;
FileOutputStream modelOut = null;
try
{
modelOut = new FileOutputStream(modelFile);
model.serialize(modelOut);
}
catch (IOException e)
{
Console.Error.WriteLine("failed");
throw new TerminateToolException(-1, "Error during writing model file '" + modelFile + "'", e);
}
finally
{
if (modelOut != null)
{
try
{
modelOut.close();
}
catch (IOException e)
{
Console.Error.WriteLine("Failed to properly close model file '" + modelFile + "': " + e.Message);
}
}
}
long modelWritingDuration = DateTime.Now.Ticks - beginModelWritingTime;
//System.Error.printf("done (%.3fs)\n", modelWritingDuration / 1000d);
Console.Error.WriteLine();
Console.Error.WriteLine("Wrote " + modelName + " model to");
Console.Error.WriteLine("path: " + modelFile.AbsolutePath);
Console.Error.WriteLine();
}
public virtual T load(Jfile modelFile)
{
long beginModelLoadingTime = DateTimeHelperClass.CurrentUnixTimeMillis();
CmdLineUtil.checkInputFile(modelName + " model", modelFile);
Console.Error.Write("Loading " + modelName + " model ... ");
InputStream modelIn = new BufferedInputStream(CmdLineUtil.openInFile(modelFile), CmdLineUtil.IO_BUFFER_SIZE);
T model;
try
{
model = loadModel(modelIn);
}
catch (InvalidFormatException e)
{
Console.Error.WriteLine("failed");
throw new TerminateToolException(-1, "Model has invalid format", e);
}
catch (IOException e)
{
Console.Error.WriteLine("failed");
throw new TerminateToolException(-1, "IO error while loading model file '" + modelFile + "'", e);
}
finally
{
// will not be null because openInFile would
// terminate in this case
try
{
modelIn.close();
}
catch (IOException)
{
// sorry that this can fail
}
}
long modelLoadingDuration = DateTimeHelperClass.CurrentUnixTimeMillis() - beginModelLoadingTime;
System.err.printf("done (%.3fs)\n", modelLoadingDuration / 1000d);
return(model);
}
