Java StreamTokenizer.wordChars方法代码示例

import java.io.StreamTokenizer; //导入方法依赖的package包/类
/**
 * 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;
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
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();
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
public JaasConfig(String loginContextName, String jaasConfigParams) {
    StreamTokenizer tokenizer = new StreamTokenizer(new StringReader(jaasConfigParams));
    tokenizer.slashSlashComments(true);
    tokenizer.slashStarComments(true);
    tokenizer.wordChars('-', '-');
    tokenizer.wordChars('_', '_');
    tokenizer.wordChars('$', '$');

    try {
        configEntries = new ArrayList<>();
        while (tokenizer.nextToken() != StreamTokenizer.TT_EOF) {
            configEntries.add(parseAppConfigurationEntry(tokenizer));
        }
        if (configEntries.isEmpty())
            throw new IllegalArgumentException("Login module not specified in JAAS config");

        this.loginContextName = loginContextName;

    } catch (IOException e) {
        throw new KafkaException("Unexpected exception while parsing JAAS config");
    }
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
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();
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
/**
 * Sets up the stream tokenizer
 */
private void setup() {
    st = new StreamTokenizer(this);
    st.resetSyntax();
    st.eolIsSignificant(false);
    st.lowerCaseMode(true);

    // Parse numbers as words
    st.wordChars('0', '9');
    st.wordChars('-', '.');

    // Characters as words
    st.wordChars('\u0000', '\u00FF');

    // Skip comments
    st.commentChar('%');

    // Skip whitespace and newlines
    st.whitespaceChars(' ', ' ');
    st.whitespaceChars('\u0009', '\u000e');
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
private Void parse(Reader reader) throws ParseException, IOException
{
    StreamTokenizer st = new StreamTokenizer(reader);
    st.eolIsSignificant(true);
    st.wordChars((int) '_', (int) '_');
    st.parseNumbers();
    st.quoteChar((int) '"');
    // These calls caused comments to be discarded
    st.slashSlashComments(true);
    st.slashStarComments(true);

    // Parse the file
    ParserState currentState = this.getBeginningOfLineState();
    while (currentState != null)
    {
        currentState = currentState.parse(st);
    }
    return null;
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
/**
 * Parses a option line likes
 *    -genkaypair -dname "CN=Me"
 * and add the results into a list
 * @param list the list to fill into
 * @param s the line
 */
private static void parseArgsLine(List<String> list, String s)
        throws IOException, PropertyExpander.ExpandException {
    StreamTokenizer st = new StreamTokenizer(new StringReader(s));

    st.resetSyntax();
    st.whitespaceChars(0x00, 0x20);
    st.wordChars(0x21, 0xFF);
    // Everything is a word char except for quotation and apostrophe
    st.quoteChar('"');
    st.quoteChar('\'');

    while (true) {
        if (st.nextToken() == StreamTokenizer.TT_EOF) {
            break;
        }
        list.add(PropertyExpander.expand(st.sval));
    }
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
private static void loadCmdFile(String name, ListBuffer<String> args)
    throws IOException
{
    try (Reader r = Files.newBufferedReader(Paths.get(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);
        }
    }
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
/**
 * Initializes the stream tokenizer.
 *
 * @param tokenizer the tokenizer to initialize
 */
private void initTokenizer(StreamTokenizer tokenizer) {
  tokenizer.resetSyntax();
  tokenizer.whitespaceChars(0, (' ' - 1));
  tokenizer.wordChars(' ', '\u00FF');
  tokenizer.whitespaceChars(m_FieldSeparator.charAt(0),
    m_FieldSeparator.charAt(0));
  // tokenizer.commentChar('%');

  String[] parts = m_Enclosures.split(",");
  for (String e : parts) {
    if (e.length() > 1 || e.length() == 0) {
      throw new IllegalArgumentException(
        "Enclosures can only be single characters");
    }
    tokenizer.quoteChar(e.charAt(0));
  }

  tokenizer.eolIsSignificant(true);
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
/**
 * This method sets the syntax of the StreamTokenizer. i.e. set the
 * whitespace, comment and delimit chars.
 * 
 */
protected void setSyntax(StreamTokenizer tk) {
  tk.resetSyntax();
  tk.eolIsSignificant(false);
  tk.slashStarComments(true);
  tk.slashSlashComments(true);
  tk.whitespaceChars(0, ' ');
  tk.wordChars(' ' + 1, '\u00ff');
  tk.ordinaryChar('[');
  tk.ordinaryChar(']');
  tk.ordinaryChar('{');
  tk.ordinaryChar('}');
  tk.ordinaryChar('-');
  tk.ordinaryChar('>');
  tk.ordinaryChar('/');
  tk.ordinaryChar('*');
  tk.quoteChar('"');
  tk.whitespaceChars(';', ';');
  tk.ordinaryChar('=');
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
private void readConfig(Reader reader, HashMap newConfig)
		throws IOException {

	if (!(reader instanceof BufferedReader))
		reader = new BufferedReader(reader);

	st = new StreamTokenizer(reader);
	st.quoteChar('"');
	st.wordChars('$', '$');
	st.wordChars('_', '_');
	st.wordChars('-', '-');
	st.lowerCaseMode(false);
	st.slashSlashComments(true);
	st.slashStarComments(true);
	st.eolIsSignificant(true);

	lookahead = nextToken();
	while (lookahead != StreamTokenizer.TT_EOF) {
		parseLoginEntry(newConfig);
	}
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
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();
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
/**
 * Initializes the StreamTokenizer used for reading the ARFF file.
 */
private 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);
}
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
/**
* Creates a tokenizer for the specified string.
*/

  private StreamTokenizer createTokenizer(String str) {
     StreamTokenizer t = new StreamTokenizer(new StringReader(str));
     t.resetSyntax();
     t.wordChars((char) 33, (char) 126);
     t.ordinaryChar(':');
     t.ordinaryChar('/');
     t.quoteChar('"');
     t.quoteChar('\'');
     t.whitespaceChars(' ', ' ');
     t.whitespaceChars('\t', '\t');
     return t;
  }
 

import java.io.StreamTokenizer; //导入方法依赖的package包/类
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;
}