/** This method is a hack. I really want another constructor. */
public static Obj3d parseFile(InputStream is, ModelViewer modelViewer, boolean register)
throws IOException, FileFormatException {
StreamTokenizer st = new StreamTokenizer(new BufferedReader(new InputStreamReader(is)));
st.eolIsSignificant(true);
st.commentChar('#');
Obj3d obj3d = new Obj3d(st, modelViewer, register);
// should be at end of file
is.close();
if (st.ttype != StreamTokenizer.TT_EOF) {
throw new FileFormatException(is.toString());
}
return obj3d;
}
int ct() throws IOException {
FileReader fr = new FileReader("mf.dat");
StreamTokenizer st = new StreamTokenizer(fr);
st.eolIsSignificant(true);
int tok = st.nextToken();
int ctr = 0;
while (tok != -1) {
switch (tok) {
case -3:
{
break;
}
case -2:
{
break;
}
case 10:
{
ctr++;
break;
}
}
tok = st.nextToken();
}
return ctr;
}
private void setupTokenizer() {
st.resetSyntax();
st.wordChars('a', 'z');
st.wordChars('A', 'Z');
st.wordChars('0', '9');
st.wordChars(':', ':');
st.wordChars('.', '.');
st.wordChars('_', '_');
st.wordChars('-', '-');
st.wordChars('/', '/');
st.wordChars('\\', '\\');
st.wordChars('$', '$');
st.wordChars('{', '{'); // need {} for property subst
st.wordChars('}', '}');
st.wordChars('*', '*');
st.wordChars('+', '+');
st.wordChars('~', '~');
// XXX check ASCII table and add all other characters except special
// special: #="(),
st.whitespaceChars(0, ' ');
st.commentChar('#');
st.eolIsSignificant(true);
st.quoteChar('\"');
}
/**
* Configure the lexical analyzer.
*
* @param reader the input stream reader
* @return an s-expression lexer
*/
private StreamTokenizer createLexer(Reader reader) {
StreamTokenizer tokenizer = new StreamTokenizer(reader);
tokenizer.resetSyntax();
tokenizer.eolIsSignificant(false);
tokenizer.whitespaceChars(0, ' ');
tokenizer.wordChars('!', '!');
tokenizer.wordChars('*', 'z');
return tokenizer;
}
// s is the effective dimension if > 0, otherwise it is dim
private void readData(Reader re, int r1, int s1) throws IOException, NumberFormatException {
try {
StreamTokenizer st = new StreamTokenizer(re);
if (st == null) return;
st.eolIsSignificant(false);
st.slashSlashComments(true);
int i = st.nextToken();
if (i != StreamTokenizer.TT_NUMBER) throw new NumberFormatException();
b = (int) st.nval;
st.nextToken();
numCols = (int) st.nval;
st.nextToken();
numRows = (int) st.nval;
st.nextToken();
numPoints = (int) st.nval;
st.nextToken();
dim = (int) st.nval;
if (dim < 1) {
System.err.println(PrintfFormat.NEWLINE + "DigitalNetBase2FromFile: dimension dim <= 0");
throw new IllegalArgumentException("dimension dim <= 0");
}
if (r1 > numRows)
throw new IllegalArgumentException(
"DigitalNetBase2FromFile: One must have r1 <= Max num rows");
if (s1 > dim) {
throw new IllegalArgumentException("s1 is too large");
}
if (s1 > 0) dim = s1;
if (r1 > 0) numRows = r1;
if (b != 2) {
System.err.println("***** DigitalNetBase2FromFile: only base 2 allowed");
throw new IllegalArgumentException("only base 2 allowed");
}
genMat = new int[dim * numCols];
for (i = 0; i < dim; i++)
for (int c = 0; c < numCols; c++) {
st.nextToken();
genMat[i * numCols + c] = (int) st.nval;
}
} catch (NumberFormatException e) {
System.err.println(" DigitalNetBase2FromFile: not a number " + e);
throw e;
}
}
/** Create an HTTP tokenizer, given a StreamTokenizer for the web page. */
public HttpTokenizer(StreamTokenizer tokens) throws IOException {
// Create a stream tokenizer
this.tokens = tokens;
// Set up the appropriate defaults
tokens.eolIsSignificant(false);
tokens.lowerCaseMode(true);
tokens.wordChars('<', '<');
tokens.wordChars('>', '>');
tokens.wordChars('/', '/');
tokens.wordChars('=', '=');
tokens.wordChars('@', '@');
tokens.wordChars('!', '!');
tokens.wordChars('-', '-');
tokens.ordinaryChar('.');
tokens.ordinaryChar('?');
}
public CSVReader(BufferedReader input, char customizedSeparator) {
this.separator = customizedSeparator;
parser = new StreamTokenizer(input);
parser.ordinaryChars(0, 255);
parser.wordChars(0, 255);
parser.ordinaryChar('\"');
parser.ordinaryChar(customizedSeparator);
// Need to do set EOL significance after setting ordinary and word
// chars, and need to explicitly set \n and \r as whitespace chars
// for EOL detection to work
parser.eolIsSignificant(true);
parser.whitespaceChars('\n', '\n');
parser.whitespaceChars('\r', '\r');
atEOF = false;
}
private static void readConfig(File confFile) {
System.out.println("Reading configuration file: " + confFile);
try {
StreamTokenizer tokenizer = new StreamTokenizer(new BufferedReader(new FileReader(confFile)));
tokenizer.eolIsSignificant(true);
tokenizer.slashStarComments(true);
boolean EOF = false;
int tokType = 0;
Vector words = new Vector();
while (!EOF) {
if ((tokType = tokenizer.nextToken()) == StreamTokenizer.TT_EOF) {
EOF = true;
} else if (tokType != StreamTokenizer.TT_EOL) {
if (tokenizer.sval != null) {
words.addElement(tokenizer.sval);
}
} else {
if (words.size() == 2) {
String key = (String) words.elementAt(0);
String value = (String) words.elementAt(1);
if (key.equals("SRSServer")) {
srsServer = new String(value);
} else if (key.equals("Database")) {
database = new String(value);
} else if (key.equals("Layout")) {
layout = new String(value);
} else if (key.equals("AutosaveInterval")) {
if (value.equals("none")) {
setAutosaveInterval(-1);
} else {
try {
setAutosaveInterval(Integer.parseInt(value));
} catch (NumberFormatException e) {
System.err.println("Can't parse number: " + value);
}
}
} else if (key.equals("ColourSchemeInstall")) {
try {
String installString = value;
int breakIndex = installString.indexOf(":");
if (breakIndex < 0) {
// adapterRegistry.installDataAdapter(installString);
} else {
String driverName = installString.substring(0, breakIndex);
String driverDesc = installString.substring(breakIndex + 1);
// adapterRegistry.installDataAdapter(driverName);
}
} catch (Throwable e) {
System.err.println("Could not install driver " + value + " because of " + e);
}
} else if (key.equals("FormatAdapterInstall")) {
try {
String installString = value;
int breakIndex = installString.indexOf(":");
if (breakIndex < 0) {
// adapterRegistry.installDataAdapter(installString);
} else {
String driverName = installString.substring(0, breakIndex);
String driverDesc = installString.substring(breakIndex + 1);
// adapterRegistry.installDataAdapter(driverName);
}
} catch (Throwable e) {
System.err.println("Could not install driver " + value + " because of " + e);
}
} else {
System.out.println("Unknown config key " + key);
}
} else {
if (words.size() != 0) {
System.out.println(
"Too many words on line beginning "
+ (String) words.elementAt(0)
+ " in config file");
}
}
words.removeAllElements();
}
}
return;
} catch (Exception ex) {
System.out.println(ex);
return;
}
}
/**
* Requests new model inputs from user.
*
* <p>Will return -1 if user signals end-of-input ( <code>^d</code>)
*
* @param inVec A {@link VectorInfoArrayList} listing inputs and default values
* @return int -1 to quit, 0 to keep going
* @throws IOException;
*/
public int loadInputs(VectorInfoArrayList inVec) throws IOException {
int tokenType;
// The following mumbo-jumbo necessary to take stdin and parse it
FileReader frin = new FileReader(FileDescriptor.in);
StreamTokenizer st = new StreamTokenizer(frin);
// Tell parser to look for double-precision numbers and EOLs
// Note - can't use exponential notation; only 0-9, -, .
st.parseNumbers();
st.eolIsSignificant(true);
// Write header
System.out.println();
System.out.println(" Specify input values:");
// Loop for each input block that might need value
Iterator<VectorInfo> in = inVec.iterator();
while (in.hasNext()) {
boolean blankLine = false;
VectorInfo inVal = in.next();
// write name, units, default value
System.out.print(
" " + inVal.getName() + " (" + inVal.getUnits() + ") [" + inVal.getValue() + "] : ");
// look for number in input stream; abort on EOF; skip to next on EOL
do { // look for number or EOL or EOF
tokenType = st.nextToken();
// System.out.println("tokenType was " + tokenType);
if (tokenType == StreamTokenizer.TT_EOF) {
return -1; // quit
}
if (tokenType == StreamTokenizer.TT_EOL) { // skip to next param
blankLine = true;
break;
}
} while (tokenType != StreamTokenizer.TT_NUMBER); // keep looking until number found
if (!blankLine) {
// if not empty line, interpret number and save in block
// System.out.println("Input value was " + st.nval);
try {
inVal.setValue(st.nval);
// System.out.println("setValue called for " + inVal.getName() + " with value
// of " + st.nval);
} catch (NumberFormatException e) {
// take no action - leave value as is
}
// look for EOL so we can ignore it
do {
tokenType = st.nextToken();
// System.out.println("skipping tokenType " + tokenType );
if (tokenType == StreamTokenizer.TT_EOF) {
return -1;
}
} while (tokenType != StreamTokenizer.TT_EOL);
}
}
return 0; // indicate keep going
}
