Examples with BatfishException org.batfish.common.BatfishException used on opensource projects

Example 21 with BatfishException

use of org.batfish.common.BatfishException in project batfish by batfish.

the class PluginConsumer method serializeToLz4Data.

/**
 * Serializes the given object to the given stream, using LZ4 compression.
 */
private void serializeToLz4Data(Serializable object, OutputStream out) {
    // This is a hack:
    // XStream requires that its streams be closed to properly finish serialization,
    // but we do not actually want to close the passed-in output stream.
    out = new CloseIgnoringOutputStream(out);
    try (Closer closer = Closer.create()) {
        OutputStream los = closer.register(new LZ4FrameOutputStream(out));
        ObjectOutputStream oos;
        if (_serializeToText) {
            XStream xstream = new XStream(new DomDriver("UTF-8"));
            oos = closer.register(xstream.createObjectOutputStream(los));
        } else {
            oos = closer.register(new ObjectOutputStream(los));
        }
        oos.writeObject(object);
    } catch (IOException e) {
        throw new BatfishException("Failed to convert object to LZ4 data", e);
    }
}

Example 22 with BatfishException

use of org.batfish.common.BatfishException in project batfish by batfish.

the class NodeRoleSpecifier method addToRoleNodesMap.

private void addToRoleNodesMap(SortedMap<String, SortedSet<String>> roleNodesMap, Set<String> nodes) {
    List<Pattern> patList = new ArrayList<>();
    for (String regex : _roleRegexes) {
        try {
            patList.add(Pattern.compile(regex));
        } catch (PatternSyntaxException e) {
            throw new BatfishException("Supplied regex is not a valid Java regex: \"" + regex + "\"", e);
        }
    }
    for (String node : nodes) {
        for (Pattern pattern : patList) {
            Matcher matcher = pattern.matcher(node);
            int numGroups = matcher.groupCount();
            if (matcher.matches()) {
                try {
                    List<String> roleParts = IntStream.range(1, numGroups + 1).mapToObj(matcher::group).collect(Collectors.toList());
                    String role = String.join("-", roleParts);
                    SortedSet<String> currNodes = roleNodesMap.computeIfAbsent(role, k -> new TreeSet<>());
                    currNodes.add(node);
                } catch (IndexOutOfBoundsException e) {
                    throw new BatfishException("Supplied regex does not contain a group: \"" + pattern.pattern() + "\"", e);
                }
            }
        }
    }
}

Example 23 with BatfishException

use of org.batfish.common.BatfishException in project batfish by batfish.

the class ConjunctionChain method evaluate.

@Override
public Result evaluate(Environment environment) {
    Result subroutineResult = new Result();
    subroutineResult.setFallThrough(true);
    for (BooleanExpr subroutine : _subroutines) {
        subroutineResult = subroutine.evaluate(environment);
        if (subroutineResult.getExit()) {
            return subroutineResult;
        } else if (!subroutineResult.getFallThrough() && !subroutineResult.getBooleanValue()) {
            subroutineResult.setReturn(false);
            return subroutineResult;
        }
    }
    if (!subroutineResult.getFallThrough()) {
        return subroutineResult;
    } else {
        String defaultPolicy = environment.getDefaultPolicy();
        if (defaultPolicy != null) {
            CallExpr callDefaultPolicy = new CallExpr(environment.getDefaultPolicy());
            Result defaultPolicyResult = callDefaultPolicy.evaluate(environment);
            return defaultPolicyResult;
        } else {
            throw new BatfishException("Default policy not set");
        }
    }
}

Example 24 with BatfishException

use of org.batfish.common.BatfishException in project batfish by batfish.

the class Prefix method parse.

@JsonCreator
public static Prefix parse(String text) {
    String[] parts = text.split("/");
    if (parts.length != 2) {
        throw new BatfishException("Invalid prefix string: \"" + text + "\"");
    }
    Ip ip = new Ip(parts[0]);
    int prefixLength;
    try {
        prefixLength = Integer.parseInt(parts[1]);
    } catch (NumberFormatException e) {
        throw new BatfishException("Invalid prefix length: \"" + parts[1] + "\"", e);
    }
    return new Prefix(ip, prefixLength);
}

Example 25 with BatfishException

use of org.batfish.common.BatfishException in project batfish by batfish.

the class Answer method append.

public void append(Answer answer) {
    if (answer._question != null) {
        _question = answer._question;
    }
    _answerElements.addAll(answer._answerElements);
    _status = answer._status;
    _summary.combine(answer.getSummary());
    for (AnswerElement answerElement : answer._answerElements) {
        if (answerElement instanceof BatfishStackTrace) {
            BatfishException e = ((BatfishStackTrace) answerElement).getException();
            throw new QuestionException("Exception answering question", e, this);
        }
    }
}