Example usage for com.fasterxml.jackson.core JsonParser nextToken

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonParser nextToken.

Prototype

public abstract JsonToken nextToken() throws IOException, JsonParseException;

Source Link

Document

Main iteration method, which will advance stream enough to determine type of the next token, if any.

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 {

        }/*ww  w. j a  v a2 s .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();
                }
            }
        }
    }

}

---

From source file:Service.java

public static void main(String[] args) {

    StringWriter sw = new StringWriter();
    try {/*w w w.jav  a  2 s  . c om*/
        JsonGenerator g = factory.createGenerator(sw);
        g.writeStartObject();
        g.writeNumberField("code", 200);
        g.writeArrayFieldStart("languages");
        for (Language l : Languages.get()) {
            g.writeStartObject();
            g.writeStringField("name", l.getName());
            g.writeStringField("locale", l.getLocaleWithCountryAndVariant().toString());
            g.writeEndObject();
        }
        g.writeEndArray();
        g.writeEndObject();
        g.flush();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    String languagesResponse = sw.toString();

    String errorResponse = codeResponse(500);
    String okResponse = codeResponse(200);

    Scanner sc = new Scanner(System.in);
    while (sc.hasNextLine()) {
        try {
            String line = sc.nextLine();
            JsonParser p = factory.createParser(line);
            String cmd = "";
            String text = "";
            String language = "";
            while (p.nextToken() != JsonToken.END_OBJECT) {
                String name = p.getCurrentName();
                if ("command".equals(name)) {
                    p.nextToken();
                    cmd = p.getText();
                }
                if ("text".equals(name)) {
                    p.nextToken();
                    text = p.getText();
                }
                if ("language".equals(name)) {
                    p.nextToken();
                    language = p.getText();
                }
            }
            p.close();

            if ("check".equals(cmd)) {
                sw = new StringWriter();
                JsonGenerator g = factory.createGenerator(sw);
                g.writeStartObject();
                g.writeNumberField("code", 200);
                g.writeArrayFieldStart("matches");
                for (RuleMatch match : new JLanguageTool(Languages.getLanguageForShortName(language))
                        .check(text)) {
                    g.writeStartObject();

                    g.writeNumberField("offset", match.getFromPos());

                    g.writeNumberField("length", match.getToPos() - match.getFromPos());

                    g.writeStringField("message", substituteSuggestion(match.getMessage()));

                    if (match.getShortMessage() != null) {
                        g.writeStringField("shortMessage", substituteSuggestion(match.getShortMessage()));
                    }

                    g.writeArrayFieldStart("replacements");
                    for (String replacement : match.getSuggestedReplacements()) {
                        g.writeString(replacement);
                    }
                    g.writeEndArray();

                    Rule rule = match.getRule();

                    g.writeStringField("ruleId", rule.getId());

                    if (rule instanceof AbstractPatternRule) {
                        String subId = ((AbstractPatternRule) rule).getSubId();
                        if (subId != null) {
                            g.writeStringField("ruleSubId", subId);
                        }
                    }

                    g.writeStringField("ruleDescription", rule.getDescription());

                    g.writeStringField("ruleIssueType", rule.getLocQualityIssueType().toString());

                    if (rule.getUrl() != null) {
                        g.writeArrayFieldStart("ruleUrls");
                        g.writeString(rule.getUrl().toString());
                        g.writeEndArray();
                    }

                    Category category = rule.getCategory();
                    CategoryId catId = category.getId();
                    if (catId != null) {
                        g.writeStringField("ruleCategoryId", catId.toString());

                        g.writeStringField("ruleCategoryName", category.getName());
                    }

                    g.writeEndObject();
                }
                g.writeEndArray();
                g.writeEndObject();
                g.flush();
                System.out.println(sw.toString());
            } else if ("languages".equals(cmd)) {
                System.out.println(languagesResponse);
            } else if ("quit".equals(cmd)) {
                System.out.println(okResponse);
                return;
            } else {
                System.out.println(errorResponse);
            }
        } catch (Exception e) {
            System.out.println(errorResponse);
        }
    }
}

---

From source file:innovimax.quixproc.datamodel.generator.json.AJSONGenerator.java

public static void main(String[] args)
        throws JsonParseException, IOException, InstantiationException, IllegalAccessException {

    /*/*from  w ww  .  j  a va 2  s  . c  om*/
     * final byte[][] patterns = { // empty object is allowed
     * 
     * "\"A\":1".getBytes(), // first used only once ",\"A\":1".getBytes()
     * }; BoxedArray baA = new BoxedArray(patterns, 1, 2); for (int i = 0; i
     * <Integer.MAX_VALUE; i++) { baA.nextUnique(); }
     * 
     * 
     * System.out.println(display(patterns[1]));
     */
    JsonFactory f = new JsonFactory();
    f.disable(Feature.ALLOW_COMMENTS);
    f.disable(Feature.ALLOW_SINGLE_QUOTES);
    // AGenerator generator = instance(ATreeGenerator.Type.HIGH_DENSITY);
    AGenerator generator = instance(FileExtension.JSON, TreeType.HIGH_NODE_DEPTH, SpecialType.STANDARD);

    InputStream is = generator.getInputStream(50, Unit.MBYTE, Variation.NO_VARIATION);
    if (false) {
        int c;
        while ((c = is.read()) != -1) {
            System.out.println(display((byte) (c & 0xFF)));
        }
    } else {
        JsonParser p = f.createParser(is);
        p.enable(Feature.STRICT_DUPLICATE_DETECTION);

        while (p.nextToken() != JsonToken.END_OBJECT) {
            //
        }
    }
}

---

From source file:com.taveloper.http.test.StreamParseUtil.java

public static JsonToken nextToken(JsonParser parser) throws IOException {
    return parser.nextToken();
}

---

From source file:com.netflix.hollow.jsonadapter.util.JsonUtil.java

public static void print(JsonParser parser) throws Exception {
    JsonToken token = parser.nextToken();
    print(parser, token, 0, System.out);
}

---

From source file:com.msopentech.odatajclient.engine.data.metadata.edm.AbstractAnnotatedEdmUtils.java

public static void parseAnnotatedEdm(final AbstractAnnotatedEdm item, final JsonParser jp) throws IOException {
    if ("Documentation".equals(jp.getCurrentName())) {
        jp.nextToken();
        item.setDocumentation(jp.getCodec().readValue(jp, Documentation.class));
    } else if ("TypeAnnotation".equals(jp.getCurrentName())) {
        jp.nextToken();// ww  w  .j  a  va  2  s .  co  m
        item.getTypeAnnotations().add(jp.getCodec().readValue(jp, TypeAnnotation.class));
    } else if ("ValueAnnotation".equals(jp.getCurrentName())) {
        jp.nextToken();
        item.getValueAnnotations().add(jp.getCodec().readValue(jp, ValueAnnotation.class));
    }
}

---

From source file:com.netflix.hollow.jsonadapter.util.JsonUtil.java

public static void print(JsonParser parser, PrintStream out) throws Exception {
    JsonToken token = parser.nextToken();
    print(parser, token, 0, out);//ww  w  . j av  a  2s  .com
}

---

From source file:org.dbrain.data.jackson.serializers.JacksonSerializationUtils.java

/**
 * Helper method to ensure to get the current token.
 *//*from ww w.  j  a va2 s . c  om*/
public static JsonToken getToken(JsonParser parser) throws IOException {
    return parser.hasCurrentToken() ? parser.getCurrentToken() : parser.nextToken();
}

---

From source file:com.github.heuermh.ensemblrestclient.JacksonSequenceConverter.java

static Sequence parseSequence(final JsonFactory jsonFactory, final InputStream inputStream) throws IOException {
    JsonParser parser = null;
    try {/*from  ww w  .j ava2s.  com*/
        parser = jsonFactory.createParser(inputStream);
        parser.nextToken();

        String id = null;
        String seq = null;
        String molecule = null;

        while (parser.nextToken() != JsonToken.END_OBJECT) {
            String field = parser.getCurrentName();
            parser.nextToken();
            if ("id".equals(field)) {
                id = parser.getText();
            } else if ("seq".equals(field)) {
                seq = parser.getText();
            } else if ("molecule".equals(field)) {
                molecule = parser.getText();
            }
        }
        return new Sequence(id, seq, molecule);
    } finally {
        try {
            inputStream.close();
        } catch (Exception e) {
            // ignored
        }
        try {
            parser.close();
        } catch (Exception e) {
            // ignored
        }
    }
}

---

From source file:org.nuxeo.client.test.marshallers.DocumentMarshaller.java

protected static void readProperties(JsonParser jp, Map<String, Object> props) throws IOException {
    JsonToken tok = jp.nextToken();
    while (tok != null && tok != JsonToken.END_OBJECT) {
        String key = jp.getCurrentName();
        tok = jp.nextToken();// w  w w . j a v a  2 s .c o m
        switch (tok) {
        case START_ARRAY:
            props.put(key, readArrayProperty(jp));
            break;
        case START_OBJECT:
            props.put(key, readObjectProperty(jp));
            break;
        case VALUE_NULL:
            props.put(key, null);
            break;
        default:
            props.put(key, jp.getText());
        }
        tok = jp.nextToken();
    }
    if (tok == null) {
        throw new IllegalArgumentException("Unexpected end of stream.");
    }
}

---

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