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

List of usage examples for com.fasterxml.jackson.core JsonParser nextToken

  1. HOME
  2. Java
  3. com.fasterxml
  4. com.fasterxml.jackson.core.*
  5. JsonParser
  6. 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.h2gis.drivers.geojson.GeoJsonReaderDriver.java

/**
 * Parses one position//from w w  w  .  jav a 2  s.c  o  m
 *
 * Syntax:
 *
 * { "type": "Point", "coordinates": [100.0, 0.0] }
 *
 * @param jsParser
 * @throws IOException
 * @return Point
 */
private Point parsePoint(JsonParser jp) throws IOException, SQLException {
    jp.nextToken(); // FIELD_NAME coordinates        
    String coordinatesField = jp.getText();
    if (coordinatesField.equalsIgnoreCase(GeoJsonField.COORDINATES)) {
        jp.nextToken(); // START_ARRAY [ to parse the coordinate
        Point point = GF.createPoint(parseCoordinate(jp));
        return point;
    } else {
        throw new SQLException(
                "Malformed GeoJSON file. Expected 'coordinates', found '" + coordinatesField + "'");
    }
}

From source file:org.h2gis.drivers.geojson.GeoJsonReaderDriver.java

/**
 * Parses an array of positions//from  w  w w. j av  a2 s.c o  m
 *
 * Syntax:
 *
 * { "type": "MultiPoint", "coordinates": [ [100.0, 0.0], [101.0, 1.0] ] }
 *
 * @param jsParser
 * @throws IOException
 * @return MultiPoint
 */
private MultiPoint parseMultiPoint(JsonParser jp) throws IOException, SQLException {
    jp.nextToken(); // FIELD_NAME coordinates        
    String coordinatesField = jp.getText();
    if (coordinatesField.equalsIgnoreCase(GeoJsonField.COORDINATES)) {
        jp.nextToken(); // START_ARRAY [ coordinates
        MultiPoint mPoint = GF.createMultiPoint(parseCoordinates(jp));
        jp.nextToken();//END_OBJECT } geometry
        return mPoint;
    } else {
        throw new SQLException(
                "Malformed GeoJSON file. Expected 'coordinates', found '" + coordinatesField + "'");
    }
}

From source file:org.h2gis.drivers.geojson.GeoJsonReaderDriver.java

/**
 *
 * Parse the array of positions./*from  www .j ava  2 s  .co m*/
 *
 * Syntax:
 *
 * { "type": "LineString", "coordinates": [ [100.0, 0.0], [101.0, 1.0] ] }
 *
 * @param jsParser
 */
private LineString parseLinestring(JsonParser jp) throws IOException, SQLException {
    jp.nextToken(); // FIELD_NAME coordinates        
    String coordinatesField = jp.getText();
    if (coordinatesField.equalsIgnoreCase(GeoJsonField.COORDINATES)) {
        jp.nextToken(); // START_ARRAY [ coordinates
        LineString line = GF.createLineString(parseCoordinates(jp));
        jp.nextToken();//END_OBJECT } geometry
        return line;
    } else {
        throw new SQLException(
                "Malformed GeoJSON file. Expected 'coordinates', found '" + coordinatesField + "'");
    }
}

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

public void importCalendarContent(final JsonParser jsonParser, final Resource resource) throws IOException {
    if (jsonParser.getCurrentToken().equals(JsonToken.START_ARRAY)) {
        jsonParser.nextToken(); // skip START_ARRAY here
    } else {//w w  w  .  j ava 2  s  .  c  om
        throw new IOException("Improperly formed JSON - expected an START_ARRAY token, but got "
                + jsonParser.getCurrentToken().toString());
    }
    if (jsonParser.getCurrentToken().equals(JsonToken.START_OBJECT)) {
        while (jsonParser.getCurrentToken().equals(JsonToken.START_OBJECT)) {
            extractEvent(jsonParser, resource);
            jsonParser.nextToken(); // get the next token - either a start object token or an end array token
        }
    } else {
        throw new IOException("Improperly formed JSON - expected an OBJECT_START token, but got "
                + jsonParser.getCurrentToken().toString());
    }
}

From source file:org.h2gis.drivers.geojson.GeoJsonReaderDriver.java

/**
 * Each element in the geometries array of a GeometryCollection is one of
 * the geometry objects described above:
 *
 * { "type": "GeometryCollection", "geometries": [ { "type": "Point",
 * "coordinates": [100.0, 0.0] }, { "type": "LineString", "coordinates": [
 * [101.0, 0.0], [102.0, 1.0] ] } ]/*from w ww .ja  v a  2 s.co  m*/
 *
 * @param jp
 *
 * @throws IOException
 * @throws SQLException
 * @return GeometryCollection
 */
private GeometryCollection parseGeometryCollection(JsonParser jp) throws IOException, SQLException {
    jp.nextToken(); // FIELD_NAME geometries        
    String coordinatesField = jp.getText();
    if (coordinatesField.equalsIgnoreCase(GeoJsonField.GEOMETRIES)) {
        jp.nextToken();//START array
        jp.nextToken();//START object
        ArrayList<Geometry> geometries = new ArrayList<Geometry>();
        while (jp.getCurrentToken() != JsonToken.END_ARRAY) {
            geometries.add(parseGeometry(jp));
            jp.nextToken();
        }
        jp.nextToken();//END_OBJECT } geometry
        return GF.createGeometryCollection(geometries.toArray(new Geometry[geometries.size()]));
    } else {
        throw new SQLException(
                "Malformed GeoJSON file. Expected 'geometries', found '" + coordinatesField + "'");
    }

}

From source file:com.github.shyiko.jackson.module.advice.AdvisedBeanDeserializer.java

protected Object deserializeWithView(JsonParser jp, DeserializationContext ctxt, Object bean,
        Class<?> activeView) throws IOException {
    beanDeserializerAdvice.before(bean, jp, ctxt);
    JsonToken t = jp.getCurrentToken();//from w  w w .  j av  a 2 s. c  o m
    for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
        String propName = jp.getCurrentName();
        // Skip field name:
        jp.nextToken();

        if (beanDeserializerAdvice.intercept(bean, propName, jp, ctxt)) {
            continue;
        }

        SettableBeanProperty prop = _beanProperties.find(propName);
        if (prop != null) {
            if (!prop.visibleInView(activeView)) {
                jp.skipChildren();
                continue;
            }
            try {
                prop.deserializeAndSet(jp, ctxt, bean);
            } catch (Exception e) {
                wrapAndThrow(e, bean, propName, ctxt);
            }
            continue;
        }
        handleUnknownVanilla(jp, ctxt, bean, propName);
    }
    beanDeserializerAdvice.after(bean, jp, ctxt);
    return bean;
}

From source file:org.h2gis.drivers.geojson.GeoJsonReaderDriver.java

/**
 * Parses an array of positions defined as:
 *
 * { "type": "MultiLineString", "coordinates": [ [ [100.0, 0.0], [101.0,
 * 1.0] ], [ [102.0, 2.0], [103.0, 3.0] ] ] }
 *
 * @param jsParser/*from   ww w .j  av a  2  s. com*/
 * @return MultiLineString
 */
private MultiLineString parseMultiLinestring(JsonParser jp) throws IOException, SQLException {
    jp.nextToken(); // FIELD_NAME coordinates        
    String coordinatesField = jp.getText();
    if (coordinatesField.equalsIgnoreCase(GeoJsonField.COORDINATES)) {
        ArrayList<LineString> lineStrings = new ArrayList<LineString>();
        jp.nextToken();//START_ARRAY [ coordinates
        jp.nextToken(); // START_ARRAY [ coordinates line
        while (jp.getCurrentToken() != JsonToken.END_ARRAY) {
            lineStrings.add(GF.createLineString(parseCoordinates(jp)));
            jp.nextToken();
        }
        MultiLineString line = GF
                .createMultiLineString(lineStrings.toArray(new LineString[lineStrings.size()]));
        jp.nextToken();//END_OBJECT } geometry
        return line;
    } else {
        throw new SQLException(
                "Malformed GeoJSON file. Expected 'coordinates', found '" + coordinatesField + "'");
    }

}

From source file:com.github.shyiko.jackson.module.advice.AdvisedBeanDeserializer.java

/**
 * Main deserialization method for bean-based objects (POJOs).
 * <p/>/*from   ww w. ja  va2  s  . c om*/
 * NOTE: was declared 'final' in 2.2; should NOT be to let extensions
 * like Afterburner change definition.
 */
@Override
public Object deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
    JsonToken t = jp.getCurrentToken();
    // common case first:
    if (t == JsonToken.START_OBJECT) {
        if (_vanillaProcessing) {
            return vanillaDeserialize(jp, ctxt, jp.nextToken());
        }
        jp.nextToken();
        if (_objectIdReader != null) {
            return deserializeWithObjectId(jp, ctxt);
        }
        return deserializeFromObject(jp, ctxt);
    }
    return _deserializeOther(jp, ctxt, t);
}

From source file:mobile.tiis.appv2.LoginActivity.java

/**
 * This method will take the url built to use the webservice
 * and will try to parse JSON from the webservice stream to get
 * the user and password if they are correct or not. In case correct, fills
 * the Android Account Manager./*from  w ww.j a va  2  s .com*/
 *
 * <p>This method will throw a Toast message when user and password
 * are not valid
 *
 */

protected void startWebService(final CharSequence loginURL, final String username, final String password) {
    client.setBasicAuth(username, password, true);

    //new handler in case of login error in the thread
    handler = new Handler();

    Thread thread = new Thread(new Runnable() {
        public void run() {
            try {
                int balanceCounter = 0;
                DefaultHttpClient httpClient = new DefaultHttpClient();
                HttpGet httpGet = new HttpGet(loginURL.toString());
                Utils.writeNetworkLogFileOnSD(
                        Utils.returnDeviceIdAndTimestamp(getApplicationContext()) + loginURL.toString());
                httpGet.setHeader("Authorization", "Basic "
                        + Base64.encodeToString((username + ":" + password).getBytes(), Base64.NO_WRAP));
                HttpResponse httpResponse = httpClient.execute(httpGet);
                InputStream inputStream = httpResponse.getEntity().getContent();
                Log.d("", loginURL.toString());

                ByteArrayInputStream bais = Utils.getMultiReadInputStream(inputStream);
                Utils.writeNetworkLogFileOnSD(Utils.returnDeviceIdAndTimestamp(getApplicationContext())
                        + Utils.getStringFromInputStreamAndLeaveStreamOpen(bais));
                bais.reset();
                JsonFactory factory = new JsonFactory();
                JsonParser jsonParser = factory.createJsonParser(bais);
                JsonToken token = jsonParser.nextToken();

                if (token == JsonToken.START_OBJECT) {
                    balanceCounter++;
                    boolean idNextToHfId = false;
                    while (!(balanceCounter == 0)) {
                        token = jsonParser.nextToken();

                        if (token == JsonToken.START_OBJECT) {
                            balanceCounter++;
                        } else if (token == JsonToken.END_OBJECT) {
                            balanceCounter--;
                        } else if (token == JsonToken.FIELD_NAME) {
                            String object = jsonParser.getCurrentName();
                            switch (object) {
                            case "HealthFacilityId":
                                token = jsonParser.nextToken();
                                app.setLoggedInUserHealthFacilityId(jsonParser.getText());
                                Log.d("", "healthFacilityId is: " + jsonParser.getText());
                                idNextToHfId = true;
                                break;
                            case "Firstname":
                                token = jsonParser.nextToken();
                                app.setLoggedInFirstname(jsonParser.getText());
                                Log.d("", "firstname is: " + jsonParser.getText());
                                break;
                            case "Lastname":
                                token = jsonParser.nextToken();
                                app.setLoggedInLastname(jsonParser.getText());
                                Log.d("", "lastname is: " + jsonParser.getText());
                                break;
                            case "Username":
                                token = jsonParser.nextToken();
                                app.setLoggedInUsername(jsonParser.getText());
                                Log.d("", "username is: " + jsonParser.getText());
                                break;
                            case "Lastlogin":
                                token = jsonParser.nextToken();
                                Log.d("", "lastlogin is: " + jsonParser.getText());
                                break;
                            case "Id":
                                if (idNextToHfId) {
                                    token = jsonParser.nextToken();
                                    app.setLoggedInUserId(jsonParser.getText());
                                    Log.d("", "Id is: " + jsonParser.getText());
                                }
                                break;
                            default:
                                break;
                            }
                        }
                    }

                    Account account = new Account(username, ACCOUNT_TYPE);
                    AccountManager accountManager = AccountManager.get(LoginActivity.this);
                    //                        boolean accountCreated = accountManager.addAccountExplicitly(account, LoginActivity.this.password, null);
                    boolean accountCreated = accountManager.addAccountExplicitly(account, password, null);

                    Bundle extras = LoginActivity.this.getIntent().getExtras();
                    if (extras != null) {
                        if (accountCreated) { //Pass the new account back to the account manager
                            AccountAuthenticatorResponse response = extras
                                    .getParcelable(AccountManager.KEY_ACCOUNT_AUTHENTICATOR_RESPONSE);
                            Bundle res = new Bundle();
                            res.putString(AccountManager.KEY_ACCOUNT_NAME, username);
                            res.putString(AccountManager.KEY_ACCOUNT_TYPE, ACCOUNT_TYPE);
                            res.putString(AccountManager.KEY_PASSWORD, password);
                            response.onResult(res);
                        }
                    }

                    SharedPreferences prefs = PreferenceManager
                            .getDefaultSharedPreferences(getApplicationContext());
                    SharedPreferences.Editor editor = prefs.edit();
                    editor.putBoolean("secondSyncNeeded", true);
                    editor.commit();

                    ContentValues values = new ContentValues();
                    values.put(SQLHandler.SyncColumns.UPDATED, 1);
                    values.put(SQLHandler.UserColumns.FIRSTNAME, app.getLOGGED_IN_FIRSTNAME());
                    values.put(SQLHandler.UserColumns.LASTNAME, app.getLOGGED_IN_LASTNAME());
                    values.put(SQLHandler.UserColumns.HEALTH_FACILITY_ID, app.getLOGGED_IN_USER_HF_ID());
                    values.put(SQLHandler.UserColumns.ID, app.getLOGGED_IN_USER_ID());
                    values.put(SQLHandler.UserColumns.USERNAME, app.getLOGGED_IN_USERNAME());
                    values.put(SQLHandler.UserColumns.PASSWORD, password);
                    databaseHandler.addUser(values);

                    Log.d(TAG, "initiating offline for " + username + " password = " + password);
                    app.initializeOffline(username, password);

                    Intent intent;
                    if (prefs.getBoolean("synchronization_needed", true)) {
                        Log.d("supportLog", "call the loggin second time before the account was found");
                        intent = new Intent(LoginActivity.this, LotSettingsActivity.class);
                    } else {
                        Log.d("supportLog", "call the loggin second time before the account was found");
                        intent = new Intent(LoginActivity.this, LotSettingsActivity.class);
                        evaluateIfFirstLogin(app.getLOGGED_IN_USER_ID());
                    }
                    app.setUsername(username);

                    startActivity(intent);
                }
                //if login failed show error
                else {
                    handler.post(new Runnable() {
                        public void run() {
                            progressDialog.show();
                            progressDialog.dismiss();
                            toastMessage("Login failed.\nPlease check your details!");
                            loginButton.setEnabled(true);
                        }
                    });
                }
            } catch (Exception e) {
                handler.post(new Runnable() {
                    public void run() {
                        progressDialog.show();
                        progressDialog.dismiss();
                        toastMessage("Login failed Login failed.\n"
                                + "Please check your details or your web connectivity");
                        loginButton.setEnabled(true);

                    }
                });
                e.printStackTrace();
            }
        }
    });
    thread.start();

}

From source file:com.github.shyiko.jackson.module.advice.AdvisedBeanDeserializer.java

/**
 * Streamlined version that is only used when no "special"
 * features are enabled./* www .j a  va 2 s.c  om*/
 */
private Object vanillaDeserialize(JsonParser jp, DeserializationContext ctxt, JsonToken t) throws IOException {
    final Object bean = _valueInstantiator.createUsingDefault(ctxt);
    beanDeserializerAdvice.before(bean, jp, ctxt);
    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        String propName = jp.getCurrentName();
        // Skip field name:
        jp.nextToken();

        if (beanDeserializerAdvice.intercept(bean, propName, jp, ctxt)) {
            continue;
        }

        SettableBeanProperty prop = _beanProperties.find(propName);
        if (prop != null) { // normal case
            try {
                prop.deserializeAndSet(jp, ctxt, bean);
            } catch (Exception e) {
                wrapAndThrow(e, bean, propName, ctxt);
            }
        } else {
            handleUnknownVanilla(jp, ctxt, bean, propName);
        }
    }
    beanDeserializerAdvice.after(bean, jp, ctxt);
    return bean;
}