Examples with QuotedTokenizer aQute.libg.qtokens.QuotedTokenizer used on opensource projects

Example 16 with QuotedTokenizer

use of aQute.libg.qtokens.QuotedTokenizer in project bnd by bndtools.

the class Clauses method parse.

/**
	 * Standard OSGi header parser. This parser can handle the format clauses
	 * ::= clause ( ',' clause ) + clause ::= name ( ';' name ) (';' key '='
	 * value ) This is mapped to a Map { name => Map { attr|directive => value }
	 * }
	 * 
	 * @param value
	 * @return parsed clauses
	 */
public static Clauses parse(String value, Logger logger) {
    if (value == null || value.trim().length() == 0)
        return new Clauses();
    Clauses result = new Clauses();
    QuotedTokenizer qt = new QuotedTokenizer(value, ";=,");
    char del;
    do {
        boolean hadAttribute = false;
        Clause clause = new Clause();
        List<String> aliases = new ArrayList<String>();
        aliases.add(qt.nextToken());
        del = qt.getSeparator();
        while (del == ';') {
            String adname = qt.nextToken();
            if ((del = qt.getSeparator()) != '=') {
                if (hadAttribute)
                    throw new IllegalArgumentException("Header contains name field after attribute or directive: " + adname + " from " + value);
                aliases.add(adname);
            } else {
                String advalue = qt.nextToken();
                clause.put(adname, advalue);
                del = qt.getSeparator();
                hadAttribute = true;
            }
        }
        for (Iterator<String> i = aliases.iterator(); i.hasNext(); ) {
            String packageName = i.next();
            if (result.containsKey(packageName)) {
                if (logger != null)
                    logger.warning("Duplicate package name in header: " + packageName + ". Multiple package names in one clause not supported in Bnd.");
            } else
                result.put(packageName, clause);
        }
    } while (del == ',');
    return result;
}

Example 17 with QuotedTokenizer

use of aQute.libg.qtokens.QuotedTokenizer in project bndtools by bndtools.

the class RunRequirementsPart method convertLegacyRequireList.

private List<Requirement> convertLegacyRequireList(String input) throws IllegalArgumentException {
    List<Requirement> result = new ArrayList<Requirement>();
    if (Constants.EMPTY_HEADER.equalsIgnoreCase(input.trim()))
        return result;
    QuotedTokenizer qt = new QuotedTokenizer(input, ",");
    String token = qt.nextToken();
    while (token != null) {
        String item = token.trim();
        int index = item.indexOf(":");
        if (index < 0)
            throw new IllegalArgumentException("Invalid format for requirement");
        String name = item.substring(0, index);
        String filter = item.substring(index + 1);
        Requirement req = new CapReqBuilder(name).addDirective(Namespace.REQUIREMENT_FILTER_DIRECTIVE, filter).buildSyntheticRequirement();
        result.add(req);
        token = qt.nextToken();
    }
    return result;
}

Example 18 with QuotedTokenizer

use of aQute.libg.qtokens.QuotedTokenizer in project bnd by bndtools.

the class OSGiHeader method parseProperties.

public static Attrs parseProperties(String input, Reporter logger) {
    if (input == null || input.trim().length() == 0)
        return new Attrs();
    Attrs result = new Attrs();
    QuotedTokenizer qt = new QuotedTokenizer(input, "=,");
    char del = ',';
    while (del == ',') {
        String key = qt.nextToken(",=");
        if (key == null) {
            // happens at a trailing ',' without a followup
            if (logger == null)
                throw new IllegalArgumentException("Trailing comma found, forgot to escape the newline? Input=" + input);
            logger.error("Trailing comma found, forgot to escape the newline? Input=", input);
            break;
        }
        String value = "";
        del = qt.getSeparator();
        if (del == '=') {
            value = qt.nextToken(",=");
            if (value == null)
                value = "";
            del = qt.getSeparator();
        }
        result.put(key.trim(), value);
    }
    if (del != 0) {
        if (logger == null)
            throw new IllegalArgumentException("Invalid syntax for properties: " + input);
        logger.error("Invalid syntax for properties: %s", input);
    }
    return result;
}

Example 19 with QuotedTokenizer

use of aQute.libg.qtokens.QuotedTokenizer in project bnd by bndtools.

the class Header method parseHeader.

public static Header parseHeader(String value, Reporter logger, Header result) {
    if (value == null || value.trim().length() == 0)
        return result;
    QuotedTokenizer qt = new QuotedTokenizer(value, ";=,");
    char del = 0;
    do {
        boolean hadAttribute = false;
        Props clause = new Props();
        List<String> aliases = Create.list();
        String name = qt.nextToken(",;");
        del = qt.getSeparator();
        if (name == null || name.length() == 0) {
            if (logger != null && logger.isPedantic()) {
                logger.warning("Empty clause, usually caused by repeating a comma without any name field or by having spaces after the backslash of a property file: %s", value);
            }
            if (name == null)
                break;
        } else {
            name = name.trim();
            aliases.add(name);
            while (del == ';') {
                String adname = qt.nextToken();
                if ((del = qt.getSeparator()) != '=') {
                    if (hadAttribute)
                        if (logger != null) {
                            logger.error("Header contains name field after attribute or directive: %s from %s. Name fields must be consecutive, separated by a ';' like a;b;c;x=3;y=4", adname, value);
                        }
                    if (adname != null && adname.length() > 0)
                        aliases.add(adname.trim());
                } else {
                    String advalue = qt.nextToken();
                    if (clause.containsKey(adname)) {
                        if (logger != null && logger.isPedantic())
                            logger.warning("Duplicate attribute/directive name %s in %s. This attribute/directive will be ignored", adname, value);
                    }
                    if (advalue == null) {
                        if (logger != null)
                            logger.error("No value after '=' sign for attribute %s", adname);
                        advalue = "";
                    }
                    clause.put(adname.trim(), advalue);
                    del = qt.getSeparator();
                    hadAttribute = true;
                }
            }
            // add a number of "~" to make it unique.
            for (String clauseName : aliases) {
                if (result.containsKey(clauseName)) {
                    if (logger != null && logger.isPedantic())
                        logger.warning("Duplicate name %s used in header: '%s'. Duplicate names are specially marked in Bnd with a ~ at the end (which is stripped at printing time).", clauseName, clauseName);
                    while (result.containsKey(clauseName)) clauseName += "~";
                }
                result.put(clauseName, clause);
            }
        }
    } while (del == ',');
    return result;
}

Example 20 with QuotedTokenizer

use of aQute.libg.qtokens.QuotedTokenizer in project bnd by bndtools.

the class TestQuotedTokenizer method testImplicitEmptyStringTurnedToNull.

public static void testImplicitEmptyStringTurnedToNull() {
    QuotedTokenizer qt = new QuotedTokenizer("literal=", ";=,");
    qt.nextToken();
    assertNull(qt.nextToken());
}