public static String toLocale(long self, string pattern)
{
// if pattern is "B" format as bytes
if (pattern != null && pattern.Length == 1 && pattern[0] == 'B')
{
return(toLocaleBytes(self));
}
// get current locale
Locale locale = Locale.cur();
NumberFormatInfo df = locale.dec();
// get default pattern if necessary
if (pattern == null)
{
pattern = Env.cur().locale(Sys.m_sysPod, "int", "#,###");
}
// parse pattern and get digits
NumPattern p = NumPattern.parse(pattern);
NumDigits d = new NumDigits(self);
// route to common FanNum method
return(FanNum.toLocale(p, d, df));
}
public static UriScheme find(string scheme, bool check)
{
// check cache
lock (m_cache)
{
UriScheme cached = (UriScheme)m_cache[scheme];
if (cached != null)
{
return(cached);
}
}
try
{
// lookup scheme type (avoid building index for common types)
Type t = null;
if (scheme == "fan")
{
t = Sys.FanSchemeType;
}
if (scheme == "file")
{
t = Sys.FileSchemeType;
}
if (t == null)
{
string qname = (string)Env.cur().index("sys.uriScheme." + scheme).first();
if (qname == null)
{
throw UnresolvedErr.make().val;
}
t = Type.find(qname);
}
// allocate instance
UriScheme s = (UriScheme)t.make();
s.m_scheme = scheme;
// add to cache
lock (m_cache)
{
UriScheme cached = (UriScheme)m_cache[scheme];
if (cached != null)
{
return(cached);
}
m_cache[scheme] = s;
}
return(s);
}
catch (UnresolvedErr.Val) {}
catch (System.Exception e) { Err.dumpStack(e); }
if (!check)
{
return(null);
}
throw UnresolvedErr.make("Unknown scheme: " + scheme).val;
}
public static List list()
{
lock (m_podsByName)
{
// TODO - eventually we need a faster way to load
// pod meta-data into memory without actually loading
// every pod into memory
if (m_allPodsList == null)
{
List names = Env.cur().findAllPodNames();
List pods = new List(Sys.PodType);
for (int i = 0; i < names.sz(); ++i)
{
string name = (string)names.get(i);
try
{
pods.add(doFind(name, true, null));
}
catch (Exception e)
{
System.Console.WriteLine("ERROR: Invalid pod file: " + name);
Err.dumpStack(e);
}
}
m_allPodsList = pods.ro();
}
return(m_allPodsList);
}
}
private static List loadDatabase()
{
InStream input = null;
List quantityNames = new List(Sys.StrType);
try
{
// parse etc/sys/units.fog as big serialized list which contains
// lists for each quantity (first item being the name)
String path = "etc/sys/units.txt";
input = Env.cur().findFile(path).@in();
// parse each line
string curQuantityName = null;
List curQuantityList = null;
string line;
while ((line = input.readLine()) != null)
{
// skip comment and blank lines
line = line.Trim();
if (line.StartsWith("//") || line.Length == 0)
{
continue;
}
// quanity sections delimited as "-- name (dim)"
if (line.StartsWith("--"))
{
if (curQuantityName != null)
{
m_quantities[curQuantityName] = curQuantityList.toImmutable();
}
curQuantityName = line.Substring(2, line.IndexOf('(') - 2).Trim();
curQuantityList = new List(Sys.UnitType);
quantityNames.add(curQuantityName);
continue;
}
// must be a unit
try
{
Unit unit = Unit.define(line);
curQuantityList.add(unit);
}
catch (Exception e)
{
System.Console.WriteLine("WARNING: Init unit in etc/sys/units.txt: " + line);
System.Console.WriteLine(" " + e);
}
}
m_quantities[curQuantityName] = curQuantityList.toImmutable();
}
catch (Exception e)
{
try { input.close(); } catch (Exception) {}
System.Console.WriteLine("WARNING: Cannot load lib/units.txt");
Err.dumpStack(e);
}
return((List)quantityNames.toImmutable());
}
//////////////////////////////////////////////////////////////////////////
// Utils
//////////////////////////////////////////////////////////////////////////
public File tempDir()
{
if (m_tempDir == null)
{
m_tempDir = Env.cur().tempDir().plus(Uri.fromStr("test/"), false);
m_tempDir.delete();
m_tempDir.create();
}
return(m_tempDir);
}
public static string toLocale(double self, string pattern)
{
try
{
// get current locale
Locale locale = Locale.cur();
NumberFormatInfo df = locale.dec();
// handle special values
if (System.Double.IsNaN(self))
{
return(df.NaNSymbol);
}
if (self == System.Double.PositiveInfinity)
{
return(df.PositiveInfinitySymbol);
}
if (self == System.Double.NegativeInfinity)
{
return(df.NegativeInfinitySymbol);
}
// get default pattern if necessary
if (pattern == null)
{
pattern = Env.cur().locale(Sys.m_sysPod, "float", "#,###.0##");
}
// TODO: if value is < 10^-3 or > 10^7 it will be
// converted to exponent string, so just bail on that
string str = Double.toString(self);
if (str.IndexOf('E') > 0)
{
str = self.ToString("0.#########");
}
// parse pattern and get digits
NumPattern p = NumPattern.parse(pattern);
NumDigits d = new NumDigits(str);
// route to common FanNum method
return(FanNum.toLocale(p, d, df));
}
catch (Exception e)
{
Err.dumpStack(e);
return(self.ToString());
}
}
public string toLocale(string pattern)
{
// locale specific default
Locale locale = null;
if (pattern == null)
{
if (locale == null)
{
locale = Locale.cur();
}
pattern = Env.cur().locale(Sys.m_sysPod, m_localeKey, "D-MMM-YYYY", locale);
}
return(new DateTimeStr(pattern, locale, this).format());
}
//////////////////////////////////////////////////////////////////////////
// Init Env
//////////////////////////////////////////////////////////////////////////
private static bool initEnv()
{
try
{
string var = (string)Env.cur().vars().get("FAN_ENV");
if (var == null)
{
return(true);
}
m_curEnv = (Env)Type.find(var).make();
}
catch (Exception e)
{
initWarn("curEnv", e);
}
return(true);
}
public static FPod readFPod(string name)
{
FStore store = null;
// handle sys specially for bootstrapping the VM
if (name == "sys")
{
store = new FStore(new ZipFile(FileUtil.combine(Sys.m_podsDir, name + ".pod")));
}
// otherwise delegate to Env.cur to find the pod file
else
{
FileSystemInfo file = null;
Fan.Sys.File f = Env.cur().findPodFile(name);
if (f != null)
{
file = ((LocalFile)f).m_file;
}
// if null or doesn't exist then its a no go
if (file == null || !file.Exists)
{
throw UnknownPodErr.make(name).val;
}
// verify case since Windoze is case insensitive
String actualName = file.Name; //getCanonicalFile().getName();
actualName = actualName.Substring(0, actualName.Length - 4);
if (actualName != name)
{
throw UnknownPodErr.make("Mismatch case: " + name + " != " + actualName).val;
}
store = new FStore(new ZipFile(file.FullName));
}
// read in the FPod tables
FPod fpod = new FPod(name, store);
fpod.read();
return(fpod);
}
public static string toLocale(BigDecimal self, string pattern)
{
// get current locale
Locale locale = Locale.cur();
NumberFormatInfo df = locale.dec();
// get default pattern if necessary
if (pattern == null)
{
pattern = Env.cur().locale(Sys.m_sysPod, "decimal", "#,###.0##");
}
// parse pattern and get digits
NumPattern p = NumPattern.parse(pattern);
NumDigits d = new NumDigits(self);
// route to common FanNum method
return(FanNum.toLocale(p, d, df));
}
//////////////////////////////////////////////////////////////////////////
// Locale
//////////////////////////////////////////////////////////////////////////
public string toLocale()
{
long ticks = this.m_ticks;
Pod pod = Sys.m_sysPod;
Env env = Env.cur();
Locale locale = Locale.cur();
StringBuilder s;
// less than 1000ns Xns
if (ticks < 1000L)
{
return(ticks + env.locale(pod, "nsAbbr", "ns", locale));
}
// less than 2ms X.XXXms
if (ticks < 2 * nsPerMilli)
{
s = new StringBuilder();
long ms = ticks / nsPerMilli;
long us = (ticks - ms * nsPerMilli) / 1000L;
s.Append(ms);
s.Append('.');
if (us < 100)
{
s.Append('0');
}
if (us < 10)
{
s.Append('0');
}
s.Append(us);
if (s[s.Length - 1] == '0')
{
s.Length = s.Length - 1;
}
if (s[s.Length - 1] == '0')
{
s.Length = s.Length - 1;
}
s.Append(env.locale(pod, "msAbbr", "ms", locale));
return(s.ToString());
}
// less than 2sec Xms
if (ticks < 2L * nsPerSec)
{
return((ticks / nsPerMilli) + env.locale(pod, "msAbbr", "ms", locale));
}
// less than 2min Xsec
if (ticks < 1L * nsPerMin)
{
return((ticks / nsPerSec) + env.locale(pod, "secAbbr", "sec", locale));
}
// [Xdays] [Xhr] Xmin Xsec
long days = ticks / nsPerDay; ticks -= days * nsPerDay;
long hr = ticks / nsPerHr; ticks -= hr * nsPerHr;
long min = ticks / nsPerMin; ticks -= min * nsPerMin;
long sec = ticks / nsPerSec;
s = new StringBuilder();
if (days > 0)
{
s.Append(days).Append(days == 1 ? env.locale(pod, "dayAbbr", "day", locale) : env.locale(pod, "daysAbbr", "days", locale)).Append(" ");
}
if (hr > 0)
{
s.Append(hr).Append(env.locale(pod, "hourAbbr", "hr", locale)).Append(" ");
}
if (min > 0)
{
s.Append(min).Append(env.locale(pod, "minAbbr", "min", locale)).Append(" ");
}
if (sec > 0)
{
s.Append(sec).Append(env.locale(pod, "secAbbr", "sec", locale)).Append(" ");
}
s.Length = s.Length - 1;
return(s.ToString());
}
public string config(string key, string def)
{
return(Env.cur().config(this, key, def));
}
public Map props(Uri uri, Duration maxAge)
{
return(Env.cur().props(this, uri, maxAge));
}
static TimeZone()
{
try
{
loadIndex();
}
catch (Exception e)
{
System.Console.WriteLine("ERROR: Cannot load timezone database");
Err.dumpStack(e);
}
try
{
m_utc = fromStr("Etc/UTC");
}
catch (Exception e)
{
System.Console.WriteLine("ERROR: Cannot init UTC timezone");
Err.dumpStack(e);
m_utc = loadFallback("Etc/UTC", "UTC");
}
try
{
m_rel = fromStr("Etc/Rel");
}
catch (Exception e)
{
System.Console.WriteLine("ERROR: Cannot init Rel timezone");
Err.dumpStack(e);
m_rel = loadFallback("Etc/Rel", "Rel");
}
try
{
// first check system property
string sysProp = (string)Env.cur().vars().get("fan.timezone");
if (sysProp != null)
{
m_cur = fromStr(sysProp);
}
// we assume Java default uses Olson name
else
{
// TODO - no clue how to auto map this yet
//cur = fromStr(java.util.TimeZone.getDefault().getID());
m_cur = fromStr("America/New_York");
}
}
catch (Exception e)
{
System.Console.WriteLine("ERROR: Cannot init current timezone");
Err.dumpStack(e);
m_cur = m_utc;
}
}
//////////////////////////////////////////////////////////////////////////
// Identity
//////////////////////////////////////////////////////////////////////////
public static long hash(Service self)
{
return(Env.cur().idHash(self));
}
public string config(string key)
{
return(Env.cur().config(this, key));
}
public Err trace()
{
return(trace(Env.cur().@err(), null, 0, true));
}
public string locale(string key, string def)
{
return(Env.cur().locale(this, key, def));
}
public static string toLocale(bool self)
{
return(Env.cur().locale(Sys.m_sysPod, self ? "boolTrue" : "boolFalse", toStr(self)));
}
public void print()
{
print(Env.cur().@out());
}
public string locale(string key)
{
return(Env.cur().locale(this, key));
}
