Example usage for com.fasterxml.jackson.core JsonToken NOT_AVAILABLE

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonToken NOT_AVAILABLE.

Prototype

JsonToken NOT_AVAILABLE

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Document

NOT_AVAILABLE can be returned if JsonParser implementation can not currently return the requested token (usually next one), or even if any will be available, but that may be able to determine this in future.

Usage

From source file:org.nuxeo.connect.tools.report.viewer.Viewer.java

public static void main(String[] varargs) throws IOException, ParseException {

    class Arguments {
        Options options = new Options()
                .addOption(Option.builder("i").longOpt("input").hasArg().argName("file")
                        .desc("report input file").build())
                .addOption(Option.builder("o").longOpt("output").hasArg().argName("file")
                        .desc("thread dump output file").build());
        final CommandLine commandline = new DefaultParser().parse(options, varargs);

        Arguments() throws ParseException {

        }/* w  w w .  ja v a 2s  .  c o  m*/

        InputStream input() throws IOException {
            if (!commandline.hasOption('i')) {
                return System.in;
            }
            return Files.newInputStream(Paths.get(commandline.getOptionValue('i')));
        }

        PrintStream output() throws IOException {
            if (!commandline.hasOption('o')) {
                return System.out;
            }
            return new PrintStream(commandline.getOptionValue('o'));
        }

    }

    Arguments arguments = new Arguments();
    final JsonFactory jsonFactory = new JsonFactory();
    PrintStream output = arguments.output();
    JsonParser parser = jsonFactory.createParser(arguments.input());
    ObjectMapper mapper = new ObjectMapper();
    while (!parser.isClosed() && parser.nextToken() != JsonToken.NOT_AVAILABLE) {
        String hostid = parser.nextFieldName();
        output.println(hostid);
        {
            parser.nextToken();
            while (parser.nextToken() == JsonToken.FIELD_NAME) {
                if ("mx-thread-dump".equals(parser.getCurrentName())) {
                    parser.nextToken(); // start mx-thread-dump report
                    while (parser.nextToken() == JsonToken.FIELD_NAME) {
                        if ("value".equals(parser.getCurrentName())) {
                            parser.nextToken();
                            printThreadDump(mapper.readTree(parser), output);
                        } else {
                            parser.nextToken();
                            parser.skipChildren();
                        }
                    }
                } else if ("mx-thread-deadlocked".equals(parser.getCurrentName())) {
                    parser.nextToken();
                    while (parser.nextToken() == JsonToken.FIELD_NAME) {
                        if ("value".equals(parser.getCurrentName())) {
                            if (parser.nextToken() == JsonToken.START_ARRAY) {
                                printThreadDeadlocked(mapper.readerFor(Long.class).readValue(parser), output);
                            }
                        } else {
                            parser.nextToken();
                            parser.skipChildren();
                        }
                    }
                } else if ("mx-thread-monitor-deadlocked".equals(parser.getCurrentName())) {
                    parser.nextToken();
                    while (parser.nextToken() == JsonToken.FIELD_NAME) {
                        if ("value".equals(parser.getCurrentName())) {
                            if (parser.nextToken() == JsonToken.START_ARRAY) {
                                printThreadMonitorDeadlocked(mapper.readerFor(Long.class).readValues(parser),
                                        output);
                            }
                        } else {
                            parser.nextToken();
                            parser.skipChildren();
                        }
                    }
                } else {
                    parser.nextToken();
                    parser.skipChildren();
                }
            }
        }
    }

}

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From source file:org.ojai.beans.jackson.DocumentParser.java

@Override
public JsonToken nextToken() throws IOException, JsonParseException {
    if (tokens.isEmpty() && (_currEventType = r.next()) != null) {
        if (r.inMap() && r.getFieldName() != null && _currEventType != EventType.END_MAP
                && _currEventType != EventType.END_ARRAY) {
            tokens.add(JsonToken.FIELD_NAME);
        }//ww w  . j a va 2 s . co m

        switch (_currEventType) {
        case START_ARRAY:
            tokens.add(JsonToken.START_ARRAY);
            break;
        case END_ARRAY:
            tokens.add(JsonToken.END_ARRAY);
            break;
        case START_MAP:
            tokens.add(JsonToken.START_OBJECT);
            break;
        case END_MAP:
            tokens.add(JsonToken.END_OBJECT);
            break;
        case NULL:
            tokens.add(JsonToken.VALUE_NULL);
            break;
        case STRING:
            tokens.add(JsonToken.VALUE_STRING);
            break;
        case BYTE:
        case SHORT:
        case INT:
        case LONG:
            tokens.add(JsonToken.VALUE_NUMBER_INT);
            break;
        case DECIMAL:
        case DOUBLE:
        case FLOAT:
            tokens.add(JsonToken.VALUE_NUMBER_FLOAT);
            break;
        case BOOLEAN:
            tokens.add(r.getBoolean() ? JsonToken.VALUE_TRUE : JsonToken.VALUE_FALSE);
            break;
        case DATE:
        case TIME:
        case TIMESTAMP:
        case INTERVAL:
        case BINARY:
            tokens.add(JsonToken.VALUE_EMBEDDED_OBJECT);
            break;
        }
    }
    _currToken = tokens.isEmpty() ? JsonToken.NOT_AVAILABLE : tokens.remove();
    return _currToken;
}

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From source file:net.signalr.client.json.jackson.JacksonReader.java

@Override
public boolean read() {
    final JsonToken token;

    try {// www.ja va2 s  .  c om
        token = _parser.nextToken();
    } catch (final Exception e) {
        throw new JsonException(e);
    }

    if (token == null) {
        return false;
    }
    if (token == JsonToken.NOT_AVAILABLE) {
        return false;
    }
    if (token == JsonToken.END_ARRAY) {
        return false;
    }
    if (token == JsonToken.END_OBJECT) {
        return false;
    }

    return true;
}

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