private static short[] load(String name, Reader input, Model.Translator translator)
throws java.io.IOException {
short[] sequence = null;
char[] buffer = new char[10240];
int len;
while ((len = input.read(buffer)) > 0) {
for (int i = len - 1; i >= 0; i--) {
if (Character.isWhitespace(buffer[i])) {
if (i == (len - 1)) {
len--;
} else {
System.arraycopy(buffer, i + 1, buffer, i, len - i - 1);
}
}
}
int start;
if (sequence == null) {
sequence = new short[len];
start = 0;
} else {
start = sequence.length;
short[] newseq = new short[sequence.length + len];
System.arraycopy(sequence, 0, newseq, 0, sequence.length);
sequence = newseq;
}
for (int i = 0; i < len; i++) {
sequence[start + i] = translator.translate(buffer[i]);
if (sequence[start + i] < 0) {
throw new IOException(
"Sequence character '"
+ buffer[i]
+ "' ("
+ ((int) buffer[i])
+ ") at offset "
+ (start + i)
+ " is not in the model's lexicon.");
}
}
}
return sequence;
}
public static void main(String args[]) {
if (args.length < 3) {
System.err.println("Usage: Generate model-file ( -s length | -c count length )");
System.exit(1);
}
try {
SAXParserFactory saxFactory = SAXParserFactory.newInstance();
saxFactory.setNamespaceAware(true);
SAXParser saxParser = saxFactory.newSAXParser();
XMLReader xmlReader = saxParser.getXMLReader();
XMLModelReader modelReader = new XMLModelReader(xmlReader);
FileReader modelInput = new FileReader(args[0]);
InputSource source = new InputSource(modelInput);
Model model = modelReader.load(source);
modelInput.close();
model.check();
if (args[1].equals("-s")) {
int[][] result = model.generateSequence(Integer.parseInt(args[2]));
List lexicon = model.getLexicon();
for (int i = 0; i < result[0].length; i++) {
System.out.print((Character) lexicon.get(result[0][i]));
}
System.out.println();
int numberOfStates = model.getNumberOfStates();
if (numberOfStates > 9) {
for (int i = 0; i < result[1].length; i++) {
System.out.print(result[1][i]);
System.out.print(',');
}
} else {
for (int i = 0; i < result[1].length; i++) {
System.out.print(result[1][i]);
}
}
System.out.println();
for (int i = 1; i < numberOfStates; i++) {
System.out.println(i + " = " + model.getStateName(i));
}
} else if (args[1].equals("-c")) {
List lexicon = model.getLexicon();
int count = Integer.parseInt(args[2]);
int length = Integer.parseInt(args[3]);
ListOfSequences uniqueSeqs = new ListOfSequences();
for (int i = 0; i < count; i++) {
int[][] result = model.generateSequence(length);
uniqueSeqs.addSequence(result[0]);
}
Iterator seqs = uniqueSeqs.iterator();
while (seqs.hasNext()) {
SequenceCount seq = (SequenceCount) seqs.next();
int[] key = seq.getSequence();
for (int i = 0; i < key.length; i++) {
System.out.print((Character) lexicon.get(key[i]));
}
System.out.print(',');
System.out.println(seq.getCount());
}
}
} catch (java.io.IOException ex) {
ex.printStackTrace();
} catch (org.xml.sax.SAXException ex) {
System.err.println(ex.getMessage());
} catch (javax.xml.parsers.ParserConfigurationException ex) {
ex.printStackTrace();
}
}
