private Catagory newCatagory(string catagory)
{
Catagory newCatagory;
if (catagories.TryGetValue(catagory, out newCatagory))
{
return(newCatagory);
}
else
{
newCatagory = new Catagory(catagory);
catagories.Add(catagory, newCatagory);
return(newCatagory);
}
}
/// <summary>
/// 从指定文件中加载属性分类
/// </summary>
/// <param name="filePath">指定文件路径</param>
/// <returns>若成功加载，返回true，否则返回false</returns>
public bool readConfigFromFile(string filePath)
{
this.clearConfig();
FileStream fs;
try {
fs = new FileStream(filePath, FileMode.Open, FileAccess.Read);
} catch (Exception) {
return(false);
}
StreamReader reader = new StreamReader(fs);
try {
Catagory catagory = newCatagory("");
while (!reader.EndOfStream)
{
string line = reader.ReadLine();
switch (parseLine(line))
{
case LineType.CATAGORY:
catagory = newCatagory(parseCatagoryName(line));
break;
case LineType.ATTRIBUTE:
parseAttribute(line, catagory);
break;
default:
break;
}
}
} catch (Exception) {
catagories.Clear();
return(false);
} finally {
reader.Close();
}
configFileName = filePath;
return(true);
}
/// <summary>
/// 将属性分类写入指定的文件中
/// </summary>
/// <param name="filename">指定的文件路径</param>
/// <returns>若成功写入，返回true，否则返回false</returns>
public bool writeConfigToFile(string filename)
{
FileStream fs;
try {
fs = new FileStream(filename, FileMode.Create, FileAccess.Write);
} catch (Exception) {
return(false);
}
StreamWriter writer = new StreamWriter(fs);
try {
Catagory defaultCatagory;
if (catagories.TryGetValue("", out defaultCatagory))
{
writeCatagory(writer, defaultCatagory);
writer.WriteLine();
}
Dictionary <string, Catagory> .Enumerator enumerator =
catagories.GetEnumerator();
while (enumerator.MoveNext())
{
Catagory current = enumerator.Current.Value;
if (current.Name != "")
{
writer.WriteLine("[{0}]", current.Name);
writeCatagory(writer, current);
writer.WriteLine();
}
}
} catch (Exception) {
return(false);
} finally {
writer.Close();
}
return(true);
}
private void parseAttribute(string line, Catagory catagory)
{
int eqIdx = line.IndexOf('=');
string key = line.Substring(0, eqIdx).Trim('\t', ' ');
string value = line.Substring(eqIdx + 1).Trim('\t', ' ');
if (value[0] == '\"' && value[value.Length - 1] == '\"')
value = value.Substring(1, value.Length - 2);
catagory.addAttribute(key, value);
}
private Catagory newCatagory(string catagory)
{
Catagory newCatagory;
if (catagories.TryGetValue(catagory, out newCatagory))
return newCatagory;
else {
newCatagory = new Catagory(catagory);
catagories.Add(catagory, newCatagory);
return newCatagory;
}
}
private static void writeCatagory(StreamWriter writer, Catagory current)
{
Dictionary<string, string>.Enumerator enumAttr =
current.getEnumerator();
while (enumAttr.MoveNext()) {
writer.WriteLine("{0} = \"{1}\"",
enumAttr.Current.Key, enumAttr.Current.Value);
}
}
/// <summary>
/// 加入一个键(分类名)/分类对，若键已存在，则用新分类覆盖旧分类
/// </summary>
/// <param name="key">要添加的键(分类名)</param>
/// <param name="value">要添加的分类</param>
public void addCatagory(string key, Catagory value)
{
catagories[key] = value;
}
/// <summary>
/// 加入一个键(分类名)/分类对，若键已存在，则用新分类覆盖旧分类
/// </summary>
/// <param name="key">要添加的键(分类名)</param>
/// <param name="value">要添加的分类</param>
public void addCatagory(string key, Catagory value)
{
catagories[key] = value;
}
private void saveTask(Task task)
{
ConfigAccessor accessor = new ConfigAccessor();
Catagory cat = new Catagory("Task");
cat.addAttribute("File", task.FileName);
cat.addAttribute("Process", task.Process.ToString());
accessor.addCatagory(cat.Name, cat);
accessor.writeConfigToFile(TASK_FILE);
}
