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:com.amazonaws.services.sns.util.SignatureChecker.java

private Map<String, String> parseJSON(String jsonmessage) {
    Map<String, String> parsed = new HashMap<String, String>();
    JsonFactory jf = new JsonFactory();
    try {/* w w w  .j av a 2  s .  c om*/
        JsonParser parser = jf.createJsonParser(jsonmessage);
        parser.nextToken(); //shift past the START_OBJECT that begins the JSON
        while (parser.nextToken() != JsonToken.END_OBJECT) {
            String fieldname = parser.getCurrentName();
            parser.nextToken(); // move to value, or START_OBJECT/START_ARRAY
            String value;
            if (parser.getCurrentToken() == JsonToken.START_ARRAY) {
                value = "";
                boolean first = true;
                while (parser.nextToken() != JsonToken.END_ARRAY) {
                    if (!first)
                        value += ",";
                    first = false;
                    value += parser.getText();
                }
            } else {
                value = parser.getText();
            }
            parsed.put(fieldname, value);
        }
    } catch (JsonParseException e) {
        // JSON could not be parsed
        e.printStackTrace();
    } catch (IOException e) {
        // Rare exception
    }
    return parsed;
}

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From source file:com.cedarsoft.serialization.jackson.IgnoringSerializer.java

@Nonnull
@Override//from w w  w  . j av  a 2 s. c  o m
public Void deserialize(@Nonnull JsonParser deserializeFrom, @Nonnull Version formatVersion)
        throws IOException, VersionException, JsonProcessingException {
    JsonToken inToken = deserializeFrom.nextToken();

    if (isValueToken(inToken)) {
        deserializeFrom.nextToken();
        return null;
    }

    JsonToken outToken = findOutToken(inToken);

    int depth = 1;

    while (depth > 0) {
        JsonToken next = deserializeFrom.nextToken();
        if (next == inToken) {
            depth++;
        }
        if (next == outToken) {
            depth--;
        }
    }

    //noinspection ConstantConditions
    return null;
}

---

From source file:com.adobe.communities.ugc.migration.importer.SocialGraphImportServlet.java

private void importFile(final JsonParser jsonParser, final SlingHttpServletRequest request)
        throws ServletException, IOException {

    JsonToken token = jsonParser.nextToken();
    while (!token.equals(JsonToken.END_OBJECT)) {
        if (!token.equals(JsonToken.FIELD_NAME)) {
            throw new ServletException("Expected a field name, got " + token);
        }/*from w  w w .j a va  2  s. com*/
        final String userId = jsonParser.getCurrentName();
        token = jsonParser.nextToken();
        if (!token.equals(JsonToken.START_ARRAY)) {
            throw new ServletException("Expected an array start token, got " + token);
        }
        token = jsonParser.nextToken();
        final Resource tmpParent = request.getResourceResolver().getResource("/tmp");
        while (!token.equals(JsonToken.END_ARRAY)) {
            final Map<String, Object> props = new HashMap<String, Object>();
            props.put("resourceType", Following.RESOURCE_TYPE);
            props.put("userId", userId);
            props.put("followedId", jsonParser.getValueAsString());
            Resource resource;
            resource = request.getResourceResolver().create(tmpParent, "following", props);
            final SocialComponentFactory factory = componentFactoryManager
                    .getSocialComponentFactory(Following.RESOURCE_TYPE);
            final Following following = (Following) factory.getSocialComponent(resource, request);
            request.getResourceResolver().delete(resource); // need to delete it so we can create it again next time
            final Vertex node = following.userNode();
            final Vertex other = following.followedNode();
            final String relType = "USER";
            try {
                node.createRelationshipTo(other, Edge.FOLLOWING_RELATIONSHIP_TYPE, relType);
                following.socialGraph().save();
            } catch (final IllegalArgumentException e) {
                // The relationship already exists. Do nothing.
            }
            token = jsonParser.nextToken();
        }
        token = jsonParser.nextToken(); // skip over END_ARRAY
    }
}

---

From source file:com.msopentech.odatajclient.engine.data.metadata.edm.v4.ActionDeserializer.java

@Override
protected Action doDeserialize(final JsonParser jp, final DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    final Action action = new Action();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("Name".equals(jp.getCurrentName())) {
                action.setName(jp.nextTextValue());
            } else if ("IsBound".equals(jp.getCurrentName())) {
                action.setBound(BooleanUtils.toBoolean(jp.nextTextValue()));
            } else if ("EntitySetPath".equals(jp.getCurrentName())) {
                action.setEntitySetPath(jp.nextTextValue());
            } else if ("Parameter".equals(jp.getCurrentName())) {
                jp.nextToken();// w w w  .j a v a 2  s.  c om
                action.getParameters().add(jp.getCodec().readValue(jp, Parameter.class));
            } else if ("ReturnType".equals(jp.getCurrentName())) {
                action.setReturnType(parseReturnType(jp, "Action"));
            } else if ("Annotation".equals(jp.getCurrentName())) {
                jp.nextToken();
                action.setAnnotation(jp.getCodec().readValue(jp, Annotation.class));
            }
        }
    }

    return action;
}

---

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

@Override
public Association deserialize(final JsonParser jp, final DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    final Association association = new Association();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("Name".equals(jp.getCurrentName())) {
                association.setName(jp.nextTextValue());
            } else if ("ReferentialConstraint".equals(jp.getCurrentName())) {
                jp.nextToken();/*from w ww  . j  a v a  2s. co  m*/
                association.setReferentialConstraint(jp.getCodec().readValue(jp, ReferentialConstraint.class));
            } else if ("End".equals(jp.getCurrentName())) {
                jp.nextToken();
                association.getEnds().add(jp.getCodec().readValue(jp, AssociationEnd.class));
            }
        }
    }

    return association;
}

---

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

@Override
public DataServices deserialize(final JsonParser jp, final DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    final DataServices dataServices = new DataServices();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("DataServiceVersion".equals(jp.getCurrentName())) {
                dataServices.setDataServiceVersion(jp.nextTextValue());
            } else if ("MaxDataServiceVersion".equals(jp.getCurrentName())) {
                dataServices.setMaxDataServiceVersion(jp.nextTextValue());
            } else if ("Schema".equals(jp.getCurrentName())) {
                jp.nextToken();// w w w. jav  a 2  s  .  com
                dataServices.getSchemas().add(jp.getCodec().readValue(jp, Schema.class));
            }
        }
    }

    return dataServices;
}

---

From source file:org.onosproject.north.aaa.api.parser.impl.ApplicationParser.java

public Application jsonToApplication(JsonParser jp) throws ParseException, IOException {
    Application.Builder builder = Application.builder();

    while (true) {
        JsonToken token = jp.nextToken();
        if (JsonToken.END_OBJECT.equals(token)) {
            // bail out
            break;
        }/* www. j  a  v a2 s .c om*/

        if (JsonToken.FIELD_NAME.equals(token) && "appId".equals(jp.getCurrentName())) {
            jp.nextToken();
            builder.buildAppId(jp.getText());
        } else if (JsonToken.FIELD_NAME.equals(token) && "appDesc".equals(jp.getCurrentName())) {
            jp.nextToken();
            builder.buildAppDesc(jp.getText());
        } else if (JsonToken.FIELD_NAME.equals(token) && "appRoles".equals(jp.getCurrentName())) {
            jp.nextToken();
            String roles = jp.getText();

            if ("admin".equals(roles) || "normal".equals(roles) || "security".equals(roles)) {
                builder.buildAppRoles(roles);
            } else {
                // bail out
                throw new ParseException("appRoles must be set to \"admin\", \"normal\" or \"security\"");
            }

        } else if (JsonToken.FIELD_NAME.equals(token) && "devId".equals(jp.getCurrentName())) {
            jp.nextToken();
            builder.buildDevId(jp.getText());
        } else if (JsonToken.FIELD_NAME.equals(token) && "clientId".equals(jp.getCurrentName())) {
            jp.nextToken();
            builder.buildClientId(jp.getText());
        }
    }
    return builder.buildAll();
}

---

From source file:com.cedarsoft.serialization.test.performance.Bson4JacksonTest.java

@Test
public void testParse() throws Exception {
    JsonParser parser = jsonFactory.createJsonParser(Hex.decodeHex(BSON.toCharArray()));

    assertEquals(JsonToken.START_OBJECT, parser.nextToken());

    assertEquals(JsonToken.FIELD_NAME, parser.nextToken());
    assertEquals("id", parser.getCurrentName());
    assertEquals(JsonToken.VALUE_STRING, parser.nextToken());
    assertEquals("Canon Raw", parser.getText());

    assertEquals(JsonToken.FIELD_NAME, parser.nextToken());
    assertEquals("dependent", parser.getCurrentName());
    assertEquals(JsonToken.VALUE_FALSE, parser.nextToken());
    assertFalse(parser.getBooleanValue());

    assertEquals(JsonToken.FIELD_NAME, parser.nextToken());
    assertEquals("extension", parser.getCurrentName());
    assertEquals(JsonToken.START_OBJECT, parser.nextToken());

    assertEquals(JsonToken.FIELD_NAME, parser.nextToken());
    assertEquals("extension", parser.getCurrentName());
    assertEquals(JsonToken.VALUE_STRING, parser.nextToken());
    assertEquals("cr2", parser.getText());

    assertEquals(JsonToken.FIELD_NAME, parser.nextToken());
    assertEquals("default", parser.getCurrentName());
    assertEquals(JsonToken.VALUE_TRUE, parser.nextToken());
    assertTrue(parser.getBooleanValue());

    assertEquals(JsonToken.FIELD_NAME, parser.nextToken());
    assertEquals("delimiter", parser.getCurrentName());
    assertEquals(JsonToken.VALUE_STRING, parser.nextToken());
    assertEquals(".", parser.getText());

    assertEquals(JsonToken.END_OBJECT, parser.nextToken());
    assertEquals(JsonToken.END_OBJECT, parser.nextToken());
    assertNull(parser.nextToken());/*from w w  w  .j  a  v  a  2  s . co  m*/
}

---

From source file:com.trenurbanoapp.webapi.WebApiRestClient.java

public AssetsResponse assets() {
    HttpClient httpClient = getHttpClient();
    HttpGet httpGet = new HttpGet(urlbase + "/asset");
    getRequestCallback().doWithRequest(httpGet);
    try {// w  ww . ja  v  a2s  .c om
        return httpClient.execute(httpGet, response -> {
            int status = response.getStatusLine().getStatusCode();
            if (!(status >= 200 && status < 300)) {
                return new AssetsResponse(status, response.getStatusLine().getReasonPhrase());
            }

            List<Asset> assets = new ArrayList<>();
            final JsonFactory jsonFactory = getObjectMapper().getFactory();
            final JsonParser parser = jsonFactory.createParser(response.getEntity().getContent());
            JsonToken token;
            while ((token = parser.nextToken()) != null) {
                switch (token) {
                case START_OBJECT:
                    JsonNode node = parser.readValueAsTree();
                    Asset asset = createAsset(node);
                    assets.add(asset);
                    break;
                }
            }
            return new AssetsResponse(assets);
        });
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

---

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

@Override
public AssociationSet deserialize(final JsonParser jp, final DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    final AssociationSet associationSet = new AssociationSet();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("Name".equals(jp.getCurrentName())) {
                associationSet.setName(jp.nextTextValue());
            } else if ("Association".equals(jp.getCurrentName())) {
                associationSet.setAssociation(jp.nextTextValue());
            } else if ("End".equals(jp.getCurrentName())) {
                jp.nextToken();//from  w  ww.j  a  v a2 s .  c  o  m
                associationSet.getEnds().add(jp.getCodec().readValue(jp, AssociationSetEnd.class));
            }
        }
    }

    return associationSet;
}

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