/**
* Computes the empirical distribution using data read from a URL.
*
* @param url url of the input file
* @throws IOException if an IO error occurs
*/
public void load(URL url) throws IOException {
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
try {
DataAdapter da = new StreamDataAdapter(in);
try {
da.computeStats();
} catch (IOException ioe) {
// don't wrap exceptions which are already IOException
throw ioe;
} catch (RuntimeException rte) {
// don't wrap RuntimeExceptions
throw rte;
} catch (Exception e) {
throw MathRuntimeException.createIOException(e);
}
if (sampleStats.getN() == 0) {
throw MathRuntimeException.createEOFException("URL {0} contains no data", url);
}
in = new BufferedReader(new InputStreamReader(url.openStream()));
fillBinStats(in);
loaded = true;
} finally {
try {
in.close();
} catch (IOException ex) {
// ignore
}
}
}
/**
* Computes the empirical distribution from the input file.
*
* @param file the input file
* @throws IOException if an IO error occurs
*/
public void load(File file) throws IOException {
BufferedReader in = new BufferedReader(new FileReader(file));
try {
DataAdapter da = new StreamDataAdapter(in);
try {
da.computeStats();
} catch (IOException ioe) {
// don't wrap exceptions which are already IOException
throw ioe;
} catch (RuntimeException rte) {
// don't wrap RuntimeExceptions
throw rte;
} catch (Exception e) {
throw MathRuntimeException.createIOException(e);
}
in = new BufferedReader(new FileReader(file));
fillBinStats(in);
loaded = true;
} finally {
try {
in.close();
} catch (IOException ex) {
// ignore
}
}
}
/**
* Computes the empirical distribution from the provided array of numbers.
*
* @param in the input data array
*/
public void load(double[] in) {
DataAdapter da = new ArrayDataAdapter(in);
try {
da.computeStats();
fillBinStats(in);
} catch (Exception e) {
throw new MathRuntimeException(e);
}
loaded = true;
}
