Java Code Examples for java.io.StreamTokenizer#commentChar()

private static void loadCmdFile(String name, List<String> args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != StreamTokenizer.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, List<String> args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != StreamTokenizer.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, List<String> args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != StreamTokenizer.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, List args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != st.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, ListBuffer<String> args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != StreamTokenizer.TT_EOF) {
        args.append(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, List args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != st.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, List<String> args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != StreamTokenizer.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, List args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != st.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

private static void loadCmdFile(String name, List<String> args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != StreamTokenizer.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

/**
 * createTokenizer - build up StreamTokenizer for the command script
 * @param script command script to parsed
 * @return StreamTokenizer for command script
 */
private static StreamTokenizer createTokenizer(final String script) {
    final StreamTokenizer tokenizer = new StreamTokenizer(new StringReader(script));
    tokenizer.resetSyntax();
    // Default all characters to word.
    tokenizer.wordChars(0, 255);
    // Spaces and special characters are white spaces.
    tokenizer.whitespaceChars(0, ' ');
    // Ignore # comments.
    tokenizer.commentChar('#');
    // Handle double and single quote strings.
    tokenizer.quoteChar('"');
    tokenizer.quoteChar('\'');
    // Need to recognize the end of a command.
    tokenizer.eolIsSignificant(true);
    // Command separator.
    tokenizer.ordinaryChar(';');
    // Pipe separator.
    tokenizer.ordinaryChar('|');

    return tokenizer;
}
 

private void initStreamTokenizer(Reader reader) {
    BufferedReader br = new BufferedReader(reader);

    //Init streamTokenizer
    streamTokenizer = new StreamTokenizer(br);

    streamTokenizer.resetSyntax();
    streamTokenizer.whitespaceChars(0, ' ');
    streamTokenizer.wordChars(' ' + 1, '\u00FF');
    streamTokenizer.whitespaceChars(',', ',');
    streamTokenizer.commentChar('%');
    streamTokenizer.quoteChar('"');
    streamTokenizer.quoteChar('\'');
    streamTokenizer.ordinaryChar('{');
    streamTokenizer.ordinaryChar('}');
    streamTokenizer.eolIsSignificant(true);

    this.instanceInformation = this.getHeader();
    if (classAttribute < 0) {
        this.instanceInformation.setClassIndex(this.instanceInformation.numAttributes() - 1);
        //System.out.print(this.instanceInformation.classIndex());
    } else if (classAttribute > 0) {
        this.instanceInformation.setClassIndex(classAttribute - 1);
    }
}
 

private static void loadCmdFile(String name, List<String> args)
    throws IOException
{
    Reader r = new BufferedReader(new FileReader(name));
    StreamTokenizer st = new StreamTokenizer(r);
    st.resetSyntax();
    st.wordChars(' ', 255);
    st.whitespaceChars(0, ' ');
    st.commentChar('#');
    st.quoteChar('"');
    st.quoteChar('\'');
    while (st.nextToken() != StreamTokenizer.TT_EOF) {
        args.add(st.sval);
    }
    r.close();
}
 

/**
 * Break a string into tokens, honoring quoted arguments and escaped spaces.
 *
 * @param str a {@link String} to tokenize.
 * @return a {@link List} of {@link String}s representing the tokens that
 * constitute the string.
 */
public static List<String> tokenizeString(final String str) {
    final StreamTokenizer tokenizer = new StreamTokenizer(new StringReader(str));
    tokenizer.resetSyntax();
    tokenizer.wordChars(0, 255);
    tokenizer.whitespaceChars(0, ' ');
    tokenizer.commentChar('#');
    tokenizer.quoteChar('"');
    tokenizer.quoteChar('\'');
    final List<String> tokenList = new ArrayList<>();
    final StringBuilder toAppend = new StringBuilder();
    while (nextToken(tokenizer) != StreamTokenizer.TT_EOF) {
        final String s = tokenizer.sval;
        // The tokenizer understands about honoring quoted strings and recognizes
        // them as one token that possibly contains multiple space-separated words.
        // It does not recognize quoted spaces, though, and will split after the
        // escaping \ character. This is handled here.
        if (s.endsWith("\\")) {
            // omit trailing \, append space instead
            toAppend.append(s.substring(0, s.length() - 1)).append(' ');
        } else {
            tokenList.add(toAppend.append(s).toString());
            toAppend.setLength(0);
        }
    }
    if (toAppend.length() != 0) {
        tokenList.add(toAppend.toString());
    }
    return tokenList;
}
 

/**
 * Initializes the StreamTokenizer used for reading the ARFF file.
 * 
 * @param tokenizer
 *            the stream tokenizer
 */
protected void initTokenizer(StreamTokenizer tokenizer) {

	tokenizer.resetSyntax();
	tokenizer.whitespaceChars(0, ' ');
	tokenizer.wordChars(' ' + 1, '\u00FF');
	tokenizer.whitespaceChars(',', ',');
	tokenizer.commentChar('%');
	tokenizer.quoteChar('"');
	tokenizer.quoteChar('\'');
	tokenizer.ordinaryChar('{');
	tokenizer.ordinaryChar('}');
	tokenizer.eolIsSignificant(true);
}
 

/**
 * Method to override to configure the tokenizer behaviour. It is called each time a tokenizer is created (for the
 * parsed file and all included files).
 */
protected void configureTokenizer(final StreamTokenizer tok) throws IOException {
	if (COMMENT_CHAR > 0) {
		tok.commentChar(COMMENT_CHAR);
	}
	tok.quoteChar(QUOTE_CHAR);
	tok.eolIsSignificant(eol_is_significant);
	tok.wordChars('_', '_');
	tok.parseNumbers();
}
 

/**
 * Checks if a board file is the specified size.
 *
 * @param filepath
 *            The path to the board file.
 * @param size
 *            The dimensions of the board to test.
 * @return {@code true} if the dimensions match.
 */
public static boolean boardIsSize(final File filepath, final BoardDimensions size) {
    int boardx = 0;
    int boardy = 0;
    try {
        // make inpustream for board
        Reader r = new BufferedReader(new FileReader(filepath));
        // read board, looking for "size"
        StreamTokenizer st = new StreamTokenizer(r);
        st.eolIsSignificant(true);
        st.commentChar('#');
        st.quoteChar('"');
        st.wordChars('_', '_');
        while (st.nextToken() != StreamTokenizer.TT_EOF) {
            if ((st.ttype == StreamTokenizer.TT_WORD) && st.sval.equalsIgnoreCase("size")) {
                st.nextToken();
                boardx = (int) st.nval;
                st.nextToken();
                boardy = (int) st.nval;
                break;
            }
        }
        r.close();
    } catch (IOException ex) {
        return false;
    }

    // check and return
    return (boardx == size.width()) && (boardy == size.height());
}
 

/** Create a Chemical model by parsing an input stream */
XYZChemModel(InputStream is) throws Exception {
    this();
    StreamTokenizer st = new StreamTokenizer(
            new BufferedReader(new InputStreamReader(is, "UTF-8")));
    st.eolIsSignificant(true);
    st.commentChar('#');

    try {
        scan:
        while (true) {
            switch (st.nextToken()) {
                case StreamTokenizer.TT_EOF:
                    break scan;
                default:
                    break;
                case StreamTokenizer.TT_WORD:
                    String name = st.sval;
                    double x = 0,
                     y = 0,
                     z = 0;
                    if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                        x = st.nval;
                        if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                            y = st.nval;
                            if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                                z = st.nval;
                            }
                        }
                    }
                    addVert(name, (float) x, (float) y, (float) z);
                    while (st.ttype != StreamTokenizer.TT_EOL
                            && st.ttype != StreamTokenizer.TT_EOF) {
                        st.nextToken();
                    }

            }   // end Switch

        }  // end while

        is.close();

    } // end Try
    catch (IOException e) {
    }

    if (st.ttype != StreamTokenizer.TT_EOF) {
        throw new Exception(st.toString());
    }

}
 

/** Create a Chemical model by parsing an input stream */
XYZChemModel(InputStream is) throws Exception {
    this();
    StreamTokenizer st = new StreamTokenizer(
            new BufferedReader(new InputStreamReader(is, "UTF-8")));
    st.eolIsSignificant(true);
    st.commentChar('#');

    try {
        scan:
        while (true) {
            switch (st.nextToken()) {
                case StreamTokenizer.TT_EOF:
                    break scan;
                default:
                    break;
                case StreamTokenizer.TT_WORD:
                    String name = st.sval;
                    double x = 0,
                     y = 0,
                     z = 0;
                    if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                        x = st.nval;
                        if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                            y = st.nval;
                            if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                                z = st.nval;
                            }
                        }
                    }
                    addVert(name, (float) x, (float) y, (float) z);
                    while (st.ttype != StreamTokenizer.TT_EOL
                            && st.ttype != StreamTokenizer.TT_EOF) {
                        st.nextToken();
                    }

            }   // end Switch

        }  // end while

        is.close();

    } // end Try
    catch (IOException e) {
    }

    if (st.ttype != StreamTokenizer.TT_EOF) {
        throw new Exception(st.toString());
    }

}
 

/** Create a Chemical model by parsing an input stream */
XYZChemModel(InputStream is) throws Exception {
    this();
    StreamTokenizer st = new StreamTokenizer(
            new BufferedReader(new InputStreamReader(is, "UTF-8")));
    st.eolIsSignificant(true);
    st.commentChar('#');

    try {
        scan:
        while (true) {
            switch (st.nextToken()) {
                case StreamTokenizer.TT_EOF:
                    break scan;
                default:
                    break;
                case StreamTokenizer.TT_WORD:
                    String name = st.sval;
                    double x = 0,
                     y = 0,
                     z = 0;
                    if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                        x = st.nval;
                        if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                            y = st.nval;
                            if (st.nextToken() == StreamTokenizer.TT_NUMBER) {
                                z = st.nval;
                            }
                        }
                    }
                    addVert(name, (float) x, (float) y, (float) z);
                    while (st.ttype != StreamTokenizer.TT_EOL
                            && st.ttype != StreamTokenizer.TT_EOF) {
                        st.nextToken();
                    }

            }   // end Switch

        }  // end while

        is.close();

    } // end Try
    catch (IOException e) {
    }

    if (st.ttype != StreamTokenizer.TT_EOF) {
        throw new Exception(st.toString());
    }

}
 

/**
 * Create new benchmark harness with given configuration and reporter.
 * Throws ConfigFormatException if there was an error parsing the config
 * file.
 * <p>
 * <b>Config file syntax:</b>
 * <p>
 * '#' marks the beginning of a comment.  Blank lines are ignored.  All
 * other lines should adhere to the following format:
 * <pre>
 *     &lt;weight&gt; &lt;name&gt; &lt;class&gt; [&lt;args&gt;]
 * </pre>
 * &lt;weight&gt; is a floating point value which is multiplied times the
 * benchmark's execution time to determine its weighted score.  The
 * total score of the benchmark suite is the sum of all weighted scores
 * of its benchmarks.
 * <p>
 * &lt;name&gt; is a name used to identify the benchmark on the benchmark
 * report.  If the name contains whitespace, the quote character '"' should
 * be used as a delimiter.
 * <p>
 * &lt;class&gt; is the full name (including the package) of the class
 * containing the benchmark implementation.  This class must implement
 * bench.Benchmark.
 * <p>
 * [&lt;args&gt;] is a variable-length list of runtime arguments to pass to
 * the benchmark.  Arguments containing whitespace should use the quote
 * character '"' as a delimiter.
 * <p>
 * <b>Example:</b>
 * <pre>
 *      3.5 "My benchmark" bench.serial.Test first second "third arg"
 * </pre>
 */
public Harness(InputStream in) throws IOException, ConfigFormatException {
    Vector bvec = new Vector();
    StreamTokenizer tokens = new StreamTokenizer(new InputStreamReader(in));

    tokens.resetSyntax();
    tokens.wordChars(0, 255);
    tokens.whitespaceChars(0, ' ');
    tokens.commentChar('#');
    tokens.quoteChar('"');
    tokens.eolIsSignificant(true);

    tokens.nextToken();
    while (tokens.ttype != StreamTokenizer.TT_EOF) {
        switch (tokens.ttype) {
            case StreamTokenizer.TT_WORD:
            case '"':                       // parse line
                bvec.add(parseBenchInfo(tokens));
                break;

            default:                        // ignore
                tokens.nextToken();
                break;
        }
    }
    binfo = (BenchInfo[]) bvec.toArray(new BenchInfo[bvec.size()]);
}