Examples with SyntaxException uk.me.parabola.mkgmap.scan.SyntaxException used on opensource projects

Example 6 with SyntaxException

use of uk.me.parabola.mkgmap.scan.SyntaxException in project mkgmap by openstreetmap.

the class RuleFileReader method loadFile.

/**
 * Load a rules file.  This should be used when calling recursively when including
 * files.
 */
private void loadFile(StyleFileLoader loader, String name) throws FileNotFoundException {
    Reader r = loader.open(name);
    TokenScanner scanner = new TokenScanner(name, r);
    scanner.setExtraWordChars("-:.");
    ExpressionReader expressionReader = new ExpressionReader(scanner, kind);
    ActionReader actionReader = new ActionReader(scanner);
    // Read all the rules in the file.
    scanner.skipSpace();
    while (!scanner.isEndOfFile()) {
        if (checkCommand(loader, scanner, expressionReader))
            continue;
        if (scanner.isEndOfFile())
            break;
        Op expr = expressionReader.readConditions(ifStack);
        expr = arranger.arrange(expr);
        ActionList actionList = actionReader.readActions();
        checkIfStack(actionList);
        if (performChecks && this.kind == FeatureKind.RELATION) {
            String actionsString = actionList.getList().toString();
            if (actionsString.contains("set mkgmap:stylefilter") || actionsString.contains("add mkgmap:stylefilter")) {
                log.error("Style file", name, "should not set or add the special tag mkgmap:stylefilter:", actionsString);
            }
        }
        List<GType> types = new ArrayList<>();
        while (scanner.checkToken("[")) {
            GType type = typeReader.readType(scanner, performChecks, overlays);
            types.add(type);
            scanner.skipSpace();
        }
        // If there is an action list, then we don't need a type
        if (types.isEmpty() && actionList.isEmpty())
            throw new SyntaxException(scanner, "No type definition given");
        if (types.isEmpty())
            saveRule(scanner, expr, actionList, null);
        if (types.size() >= 2 && actionList.isModifyingTags()) {
            throw new SyntaxException(scanner, "Combination of multiple type definitions with tag modifying action is not yet supported.");
        }
        for (int i = 0; i < types.size(); i++) {
            GType type = types.get(i);
            if (i + 1 < types.size()) {
                type.setContinueSearch(true);
            }
            // No need to create a deep copy of expr
            saveRule(scanner, expr, actionList, type);
            actionList = new ActionList(Collections.emptyList(), Collections.emptySet());
        }
    }
    rules.addUsedTags(expressionReader.getUsedTags());
    rules.addUsedTags(actionReader.getUsedTags());
}

Example 7 with SyntaxException

use of uk.me.parabola.mkgmap.scan.SyntaxException in project mkgmap by openstreetmap.

the class RuleFileReader method saveRule.

/**
 * Save the expression as a rule.  We need to extract an index such
 * as highway=primary first and then add the rest of the expression as
 * the condition for it.
 *
 * So in other words each condition is dropped into a number of different
 * baskets based on the first 'tag=value' term.  We then only look
 * for expressions that are in the correct basket.  For each expression
 * in a basket we know that the first term is true so we can drop that
 * from the expression.
 */
private void saveRule(TokenScanner scanner, Op op, ActionList actions, GType gt) {
    log.debug("EXP", op, ", type=", gt);
    // check if the type definition is allowed
    if (inFinalizeSection && gt != null)
        throw new SyntaxException(scanner, "Element type definition is not allowed in <finalize> section");
    Iterator<Op> it = arranger.prepareForSave(op);
    while (it.hasNext()) {
        Op prepared = it.next();
        String keystring = arranger.getKeystring(scanner, prepared);
        createAndSaveRule(keystring, prepared, actions, gt);
    }
}

Example 8 with SyntaxException

use of uk.me.parabola.mkgmap.scan.SyntaxException in project mkgmap by openstreetmap.

the class LengthFunction method calcLength.

private double calcLength(Element el) {
    if (el instanceof Way) {
        Way w = (Way) el;
        double length = 0;
        Coord prevC = null;
        for (Coord c : w.getPoints()) {
            if (prevC != null) {
                length += prevC.distance(c);
            }
            prevC = c;
        }
        return length;
    } else if (el instanceof Relation) {
        Relation rel = (Relation) el;
        double length = 0;
        for (Entry<String, Element> relElem : rel.getElements()) {
            if (relElem.getValue() instanceof Way || relElem.getValue() instanceof Relation) {
                if (rel == relElem.getValue()) {
                    // avoid recursive call
                    log.error("Relation " + rel.getId() + " contains itself as element. This is not supported.");
                } else {
                    length += calcLength(relElem.getValue());
                }
            }
        }
        return length;
    } else {
        throw new SyntaxException("length() cannot calculate elements of type " + el.getClass().getName());
    }
}

Example 9 with SyntaxException

use of uk.me.parabola.mkgmap.scan.SyntaxException in project mkgmap by openstreetmap.

the class ActionReader method readAllCmd.

private Action readAllCmd(boolean once) {
    String role = null;
    if (scanner.checkToken("role")) {
        scanner.nextToken();
        String eq = scanner.nextValue();
        if (!"=".equals(eq))
            throw new SyntaxException(scanner, "Expecting '=' after role keyword");
        role = scanner.nextWord();
    }
    SubAction subAction = new SubAction(role, once);
    List<Action> actionList = readActions().getList();
    for (Action a : actionList) subAction.add(a);
    return subAction;
}

Example 10 with SyntaxException

use of uk.me.parabola.mkgmap.scan.SyntaxException in project mkgmap by openstreetmap.

the class ActionReader method readValueBuilder.

/**
 * A name command has a number of alternatives separated by '|' characters.
 */
private Action readValueBuilder(ValueBuildedAction action) {
    do {
        if (!inActionCmd())
            throw new SyntaxException(scanner, "unexpected end of add/set list");
        String val = scanner.nextWord();
        action.add(val);
    } while (hasMoreWords());
    usedTags.addAll(action.getUsedTags());
    return action;
}