Example usage for com.google.gson.stream JsonReader nextInt

List of usage examples for com.google.gson.stream JsonReader nextInt

Introduction

In this page you can find the example usage for com.google.gson.stream JsonReader nextInt.

Prototype

public int nextInt() throws IOException 

Source Link

Document

Returns the com.google.gson.stream.JsonToken#NUMBER int value of the next token, consuming it.

Usage

From source file:com.javacreed.examples.gson.part4.BookTypeAdapter.java

License:Apache License

@Override
public Book read(final JsonReader in) throws IOException {
    final Book book = new Book();

    in.beginObject();//w w  w. j  a  v a 2 s  .  c o  m
    while (in.hasNext()) {
        switch (in.nextName()) {
        case "isbn":
            book.setIsbn(in.nextString());
            break;
        case "title":
            book.setTitle(in.nextString());
            break;
        case "authors":
            in.beginArray();
            final List<Author> authors = new ArrayList<>();
            while (in.hasNext()) {
                in.beginObject();
                final Author author = new Author();
                while (in.hasNext()) {
                    switch (in.nextName()) {
                    case "id":
                        author.setId(in.nextInt());
                        break;
                    case "name":
                        author.setName(in.nextString());
                        break;
                    }
                }
                authors.add(author);
                in.endObject();
            }
            book.setAuthors(authors.toArray(new Author[authors.size()]));
            in.endArray();
            break;
        }
    }
    in.endObject();

    return book;
}

From source file:com.nridge.core.io.gson.DataFieldJSON.java

License:Open Source License

private void assignFieldNameValue(DataField aField, String aName, JsonReader aReader) throws IOException {
    if (StringUtils.equals(aName, IO.JSON_TITLE_MEMBER_NAME))
        aField.setTitle(aReader.nextString());
    else if (StringUtils.equals(aName, "displaySize"))
        aField.setDisplaySize(aReader.nextInt());
    else if (StringUtils.equals(aName, "defaultValue"))
        aField.setDefaultValue(aReader.nextString());
    else if (StringUtils.equals(aName, "sortOrder"))
        aField.setSortOrder(Field.Order.valueOf(aReader.nextString()));
    else if (StringUtils.equals(aName, "isMultiValue"))
        aField.setMultiValueFlag(aReader.nextBoolean());
    else if (StringUtils.equals(aName, IO.JSON_RANGE_OBJECT_NAME))
        aField.setRange(mRangeJSON.load(aReader));
    else if (StringUtils.equals(aName, IO.JSON_FEATURES_ARRAY_NAME)) {
        String jsonName, jsonValue;

        aReader.beginObject();/*from   ww w . j a v  a 2 s. c  o m*/
        while (aReader.hasNext()) {
            jsonName = aReader.nextName();
            jsonValue = aReader.nextString();
            aField.addFeature(jsonName, jsonValue);
        }
        aReader.endObject();
    } else if (StringUtils.equals(aName, IO.JSON_VALUE_MEMBER_NAME)) {
        String jsonValue = aReader.nextString();
        if (aField.isMultiValue()) {
            String mvDelimiter = aField.getFeature(Field.FEATURE_MV_DELIMITER);
            if (StringUtils.isNotEmpty(mvDelimiter))
                aField.expand(jsonValue, mvDelimiter.charAt(0));
            else
                aField.expand(jsonValue);
        } else
            aField.setValue(jsonValue);
    }
}

From source file:com.nridge.core.io.gson.DataTableJSON.java

License:Open Source License

/**
 * Parses an JSON stream and loads it into a bag/table.
 *
 * @param aReader Json reader stream instance.
 *
 * @throws java.io.IOException I/O related exception.
 *//*from ww w  . j a  v a 2 s. co m*/
public void load(JsonReader aReader) throws IOException {
    int columnOffset;
    FieldRow fieldRow;
    DataField dataField;
    String jsonName, jsonValue, mvDelimiter;

    resetContext();
    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        if (StringUtils.equals(jsonName, IO.JSON_NAME_MEMBER_NAME))
            mDataTable.setName(aReader.nextString());
        else if (StringUtils.equals(jsonName, IO.JSON_CONTEXT_OBJECT_NAME)) {
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                if (StringUtils.equals(jsonName, IO.JSON_START_MEMBER_NAME))
                    mContextStart = aReader.nextInt();
                else if (StringUtils.equals(jsonName, IO.JSON_LIMIT_MEMBER_NAME))
                    mContextLimit = aReader.nextInt();
                else if (StringUtils.equals(jsonName, IO.JSON_TOTAL_MEMBER_NAME))
                    mContextTotal = aReader.nextInt();
                else
                    aReader.skipValue();
            }
            aReader.endObject();
        } else if (StringUtils.equals(jsonName, IO.JSON_BAG_OBJECT_NAME)) {
            DataBagJSON dataBagJSON = new DataBagJSON();
            dataBagJSON.load(aReader);
            mDataTable.setColumns(dataBagJSON.getBag());
        } else if (StringUtils.equals(jsonName, IO.JSON_ROWS_ARRAY_NAME)) {
            aReader.beginArray();
            while (aReader.hasNext()) {
                columnOffset = 0;
                fieldRow = mDataTable.newRow();

                aReader.beginObject();
                while (aReader.hasNext()) {
                    jsonName = aReader.nextName();
                    if (StringUtils.equals(jsonName, IO.JSON_CELL_MEMBER_NAME)) {
                        jsonValue = aReader.nextString();
                        dataField = mDataTable.getColumn(columnOffset);
                        if (dataField != null) {
                            if (dataField.isMultiValue()) {
                                mvDelimiter = dataField.getFeature(Field.FEATURE_MV_DELIMITER);
                                if (StringUtils.isNotEmpty(mvDelimiter))
                                    fieldRow.setValues(columnOffset,
                                            StrUtl.expandToList(jsonValue, mvDelimiter.charAt(0)));
                                else
                                    fieldRow.setValues(columnOffset,
                                            StrUtl.expandToList(jsonValue, StrUtl.CHAR_PIPE));
                            } else
                                fieldRow.setValue(columnOffset, jsonValue);
                            columnOffset++;
                        }
                    } else
                        aReader.skipValue();
                }
                aReader.endObject();

                mDataTable.addRow(fieldRow);

            }
            aReader.endArray();
        } else
            aReader.skipValue();
    }
    aReader.endObject();
}

From source file:com.nridge.core.io.gson.RangeJSON.java

License:Open Source License

/**
 * Parses an JSON stream and loads it into a field range.
 *
 * @param aReader Json reader stream instance.
 *
 * @throws java.io.IOException I/O related exception.
 *///  w ww.j a v  a  2s.  c  o  m
public FieldRange load(JsonReader aReader) throws IOException {
    String jsonName;

    boolean isFirst = true;
    Date firstDate = new Date();
    long firstLong = Long.MIN_VALUE;
    int firstInt = Integer.MIN_VALUE;
    double firstDouble = Double.MIN_VALUE;

    Field.Type rangeType = Field.Type.Text;
    FieldRange fieldRange = new FieldRange();

    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        if (StringUtils.equals(jsonName, IO.JSON_TYPE_MEMBER_NAME))
            rangeType = Field.stringToType(aReader.nextString());
        else if (StringUtils.equals(jsonName, IO.JSON_DELIMITER_MEMBER_NAME))
            fieldRange.setDelimiterChar(aReader.nextString());
        else if (StringUtils.equals(jsonName, IO.JSON_VALUE_MEMBER_NAME))
            fieldRange.setItems(StrUtl.expandToList(aReader.nextString(), fieldRange.getDelimiterChar()));
        else if (StringUtils.equals(jsonName, "min")) {
            switch (rangeType) {
            case Long:
                if (isFirst) {
                    isFirst = false;
                    firstLong = aReader.nextLong();
                } else
                    fieldRange = new FieldRange(aReader.nextLong(), firstLong);
                break;
            case Integer:
                if (isFirst) {
                    isFirst = false;
                    firstInt = aReader.nextInt();
                } else
                    fieldRange = new FieldRange(aReader.nextInt(), firstInt);
                break;
            case Double:
                if (isFirst) {
                    isFirst = false;
                    firstDouble = aReader.nextDouble();
                } else
                    fieldRange = new FieldRange(aReader.nextDouble(), firstDouble);
                break;
            case DateTime:
                if (isFirst) {
                    isFirst = false;
                    firstDate = Field.createDate(aReader.nextString());
                } else
                    fieldRange = new FieldRange(Field.createDate(aReader.nextString()), firstDate);
                break;
            default:
                aReader.skipValue();
                break;
            }
        } else if (StringUtils.equals(jsonName, "max")) {
            switch (rangeType) {
            case Long:
                if (isFirst) {
                    isFirst = false;
                    firstLong = aReader.nextLong();
                } else
                    fieldRange = new FieldRange(firstLong, aReader.nextLong());
                break;
            case Integer:
                if (isFirst) {
                    isFirst = false;
                    firstInt = aReader.nextInt();
                } else
                    fieldRange = new FieldRange(firstInt, aReader.nextInt());
                break;
            case Double:
                if (isFirst) {
                    isFirst = false;
                    firstDouble = aReader.nextDouble();
                } else
                    fieldRange = new FieldRange(firstDouble, aReader.nextDouble());
                break;
            case DateTime:
                if (isFirst) {
                    isFirst = false;
                    firstDate = Field.createDate(aReader.nextString());
                } else
                    fieldRange = new FieldRange(firstDate, Field.createDate(aReader.nextString()));
                break;
            default:
                aReader.skipValue();
                break;
            }
        } else
            aReader.skipValue();
    }

    aReader.endObject();

    return fieldRange;
}

From source file:com.nridge.ds.solr.SolrCollection.java

License:Open Source License

private void parseReply(String aMessage) throws DSException, IOException {
    String jsonName;/*w  w w.j  av a  2s. co m*/

    Logger appLogger = mAppMgr.getLogger(this, "parseReply");

    appLogger.trace(mAppMgr.LOGMSG_TRACE_ENTER);

    int msgCode = 0;
    String msgString = StringUtils.EMPTY;
    StringReader stringReader = new StringReader(aMessage);
    JsonReader jsonReader = new JsonReader(stringReader);
    jsonReader.beginObject();
    while (jsonReader.hasNext()) {
        jsonName = jsonReader.nextName();
        if (StringUtils.equals(jsonName, "exception")) {
            jsonReader.beginObject();
            while (jsonReader.hasNext()) {
                jsonName = jsonReader.nextName();
                if (StringUtils.equals(jsonName, "msg"))
                    msgString = jsonReader.nextString();
                else if (StringUtils.equals(jsonName, "rspCode"))
                    msgCode = jsonReader.nextInt();
                else
                    jsonReader.skipValue();
            }
            jsonReader.endObject();
        } else
            jsonReader.skipValue();
    }
    jsonReader.endObject();

    if (StringUtils.isNotEmpty(msgString))
        throw new DSException(String.format("Solr Exception [%d]: %s", msgCode, msgString));

    appLogger.trace(mAppMgr.LOGMSG_TRACE_DEPART);
}

From source file:com.patloew.countries.util.JsonUtils.java

License:Apache License

public static Integer readNullSafeInteger(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();//from w  ww .j a va  2 s. c o m
        return null;
    } else {
        return reader.nextInt();
    }
}

From source file:com.replaymod.replaystudio.pathing.serialize.LegacyKeyframeSetAdapter.java

License:MIT License

@SuppressWarnings("unchecked")
@Override//from w w w.j a v  a 2s . c  om
public KeyframeSet[] read(JsonReader in) throws IOException {
    List<KeyframeSet> sets = new ArrayList<>();

    in.beginArray();
    while (in.hasNext()) { //iterate over all array entries

        KeyframeSet set = new KeyframeSet();
        List<Keyframe> positionKeyframes = new ArrayList<>();
        List<Keyframe> timeKeyframes = new ArrayList<>();

        in.beginObject();
        while (in.hasNext()) { //iterate over all object entries
            String jsonTag = in.nextName();

            if ("name".equals(jsonTag)) {
                set.name = in.nextString();

                //TODO: Adapt to new Spectator Keyframe system
            } else if ("positionKeyframes".equals(jsonTag)) {
                in.beginArray();
                while (in.hasNext()) {
                    Keyframe<AdvancedPosition> newKeyframe = new Keyframe<>();
                    Integer spectatedEntityID = null;
                    in.beginObject();
                    while (in.hasNext()) {
                        String jsonKeyframeTag = in.nextName();
                        if ("value".equals(jsonKeyframeTag) || "position".equals(jsonKeyframeTag)) {
                            SpectatorData spectatorData = new Gson().fromJson(in, SpectatorData.class);
                            if (spectatorData.spectatedEntityID != null) {
                                newKeyframe.value = spectatorData;
                            } else {
                                newKeyframe.value = new AdvancedPosition();
                                newKeyframe.value.x = spectatorData.x;
                                newKeyframe.value.y = spectatorData.y;
                                newKeyframe.value.z = spectatorData.z;
                                newKeyframe.value.yaw = spectatorData.yaw;
                                newKeyframe.value.pitch = spectatorData.pitch;
                                newKeyframe.value.roll = spectatorData.roll;
                            }
                        } else if ("realTimestamp".equals(jsonKeyframeTag)) {
                            newKeyframe.realTimestamp = in.nextInt();
                        } else if ("spectatedEntityID".equals(jsonKeyframeTag)) {
                            spectatedEntityID = in.nextInt();
                        }
                    }

                    if (spectatedEntityID != null) {
                        AdvancedPosition pos = newKeyframe.value;
                        SpectatorData spectatorData = new SpectatorData();
                        spectatorData.spectatedEntityID = spectatedEntityID;
                        newKeyframe.value = spectatorData;
                        newKeyframe.value.x = pos.x;
                        newKeyframe.value.y = pos.y;
                        newKeyframe.value.z = pos.z;
                        newKeyframe.value.yaw = pos.yaw;
                        newKeyframe.value.pitch = pos.pitch;
                        newKeyframe.value.roll = pos.roll;
                    }

                    in.endObject();

                    positionKeyframes.add(newKeyframe);
                }
                in.endArray();

            } else if ("timeKeyframes".equals(jsonTag)) {
                in.beginArray();
                while (in.hasNext()) {
                    Keyframe<TimestampValue> newKeyframe = new Keyframe<>();

                    in.beginObject();
                    while (in.hasNext()) {
                        String jsonKeyframeTag = in.nextName();
                        if ("timestamp".equals(jsonKeyframeTag)) {
                            TimestampValue timestampValue = new TimestampValue();
                            timestampValue.value = in.nextInt();
                            newKeyframe.value = timestampValue;
                        } else if ("value".equals(jsonKeyframeTag)) {
                            newKeyframe.value = new Gson().fromJson(in, TimestampValue.class);
                        } else if ("realTimestamp".equals(jsonKeyframeTag)) {
                            newKeyframe.realTimestamp = in.nextInt();
                        }
                    }
                    in.endObject();

                    timeKeyframes.add(newKeyframe);
                }
                in.endArray();

            } else if ("customObjects".equals(jsonTag)) {
                set.customObjects = new Gson().fromJson(in, CustomImageObject[].class);
            }
        }
        in.endObject();

        set.positionKeyframes = positionKeyframes.toArray(new Keyframe[positionKeyframes.size()]);
        set.timeKeyframes = timeKeyframes.toArray(new Keyframe[timeKeyframes.size()]);
        sets.add(set);
    }
    in.endArray();

    return sets.toArray(new KeyframeSet[sets.size()]);
}

From source file:com.replaymod.replaystudio.pathing.serialize.TimelineSerialization.java

License:MIT License

public Map<String, Timeline> deserialize(String serialized) throws IOException {
    JsonReader reader = new JsonReader(new StringReader(serialized));
    Map<String, Timeline> timelines = new LinkedHashMap<>();
    reader.beginObject();/*from   www .j  av a 2s .c  om*/
    while (reader.hasNext()) {
        Timeline timeline = registry.createTimeline();
        timelines.put(reader.nextName(), timeline);
        reader.beginArray();
        while (reader.hasNext()) {
            Path path = timeline.createPath();
            reader.beginObject();
            List<Integer> segments = new ArrayList<>();
            List<Interpolator> interpolators = new ArrayList<>();
            while (reader.hasNext()) {
                switch (reader.nextName()) {
                case "keyframes":
                    reader.beginArray();
                    while (reader.hasNext()) {
                        long time = 0;
                        Map<Property, Object> properties = new HashMap<>();
                        reader.beginObject();
                        while (reader.hasNext()) {
                            switch (reader.nextName()) {
                            case "time":
                                time = reader.nextLong();
                                break;
                            case "properties":
                                reader.beginObject();
                                while (reader.hasNext()) {
                                    String id = reader.nextName();
                                    Property property = timeline.getProperty(id);
                                    if (property == null) {
                                        throw new IOException("Unknown property: " + id);
                                    }
                                    Object value = property.fromJson(reader);
                                    properties.put(property, value);
                                }
                                reader.endObject();
                                break;
                            }
                        }
                        reader.endObject();
                        Keyframe keyframe = path.insert(time);
                        for (Map.Entry<Property, Object> entry : properties.entrySet()) {
                            keyframe.setValue(entry.getKey(), entry.getValue());
                        }
                    }
                    reader.endArray();
                    break;
                case "segments":
                    reader.beginArray();
                    while (reader.hasNext()) {
                        if (reader.peek() == JsonToken.NULL) {
                            reader.nextNull();
                            segments.add(null);
                        } else {
                            segments.add(reader.nextInt());
                        }
                    }
                    reader.endArray();
                    break;
                case "interpolators":
                    reader.beginArray();
                    while (reader.hasNext()) {
                        reader.beginObject();
                        Interpolator interpolator = null;
                        Set<String> properties = new HashSet<>();
                        while (reader.hasNext()) {
                            switch (reader.nextName()) {
                            case "type":
                                interpolator = registry.deserializeInterpolator(reader);
                                break;
                            case "properties":
                                reader.beginArray();
                                while (reader.hasNext()) {
                                    properties.add(reader.nextString());
                                }
                                reader.endArray();
                                break;
                            }
                        }
                        if (interpolator == null) {
                            throw new IOException("Missing interpolator type");
                        }
                        for (String propertyName : properties) {
                            Property property = timeline.getProperty(propertyName);
                            if (property == null) {
                                throw new IOException("Timeline does not know property '" + propertyName + "'");
                            }
                            interpolator.registerProperty(property);
                        }
                        interpolators.add(interpolator);
                        reader.endObject();
                    }
                    reader.endArray();
                    break;
                }
            }
            Iterator<Integer> iter = segments.iterator();
            for (PathSegment segment : path.getSegments()) {
                Integer next = iter.next();
                if (next != null) {
                    segment.setInterpolator(interpolators.get(next));
                }
            }
            reader.endObject();
        }
        reader.endArray();
    }
    reader.endObject();
    return timelines;
}

From source file:com.sap.core.odata.core.ep.consumer.JsonFeedConsumer.java

License:Apache License

protected static void readInlineCount(final JsonReader reader, final FeedMetadataImpl feedMetadata)
        throws IOException, EntityProviderException {
    if (reader.peek() == JsonToken.STRING && feedMetadata.getInlineCount() == null) {
        int inlineCount;
        try {//  w  w  w .java2  s  .  co  m
            inlineCount = reader.nextInt();
        } catch (final NumberFormatException e) {
            throw new EntityProviderException(EntityProviderException.INLINECOUNT_INVALID.addContent(""), e);
        }
        if (inlineCount >= 0) {
            feedMetadata.setInlineCount(inlineCount);
        } else {
            throw new EntityProviderException(
                    EntityProviderException.INLINECOUNT_INVALID.addContent(inlineCount));
        }
    } else {
        throw new EntityProviderException(
                EntityProviderException.INLINECOUNT_INVALID.addContent(reader.peek()));
    }
}

From source file:com.sap.core.odata.core.ep.consumer.JsonPropertyConsumer.java

License:Apache License

private Object readSimpleProperty(final JsonReader reader, final EntityPropertyInfo entityPropertyInfo,
        final Object typeMapping) throws EdmException, EntityProviderException, IOException {
    final EdmSimpleType type = (EdmSimpleType) entityPropertyInfo.getType();
    Object value = null;//from  www  .  j a  va  2 s.  c o m
    final JsonToken tokenType = reader.peek();
    if (tokenType == JsonToken.NULL) {
        reader.nextNull();
    } else {
        switch (EdmSimpleTypeKind.valueOf(type.getName())) {
        case Boolean:
            if (tokenType == JsonToken.BOOLEAN) {
                value = reader.nextBoolean();
                value = value.toString();
            } else {
                throw new EntityProviderException(EntityProviderException.INVALID_PROPERTY_VALUE
                        .addContent(entityPropertyInfo.getName()));
            }
            break;
        case Byte:
        case SByte:
        case Int16:
        case Int32:
            if (tokenType == JsonToken.NUMBER) {
                value = reader.nextInt();
                value = value.toString();
            } else {
                throw new EntityProviderException(EntityProviderException.INVALID_PROPERTY_VALUE
                        .addContent(entityPropertyInfo.getName()));
            }
            break;
        default:
            if (tokenType == JsonToken.STRING) {
                value = reader.nextString();
            } else {
                throw new EntityProviderException(EntityProviderException.INVALID_PROPERTY_VALUE
                        .addContent(entityPropertyInfo.getName()));
            }
            break;
        }
    }

    final Class<?> typeMappingClass = typeMapping == null ? type.getDefaultType() : (Class<?>) typeMapping;
    return type.valueOfString((String) value, EdmLiteralKind.JSON, entityPropertyInfo.getFacets(),
            typeMappingClass);
}