Example usage for com.google.gson JsonSyntaxException JsonSyntaxException

Introduction

In this page you can find the example usage for com.google.gson JsonSyntaxException JsonSyntaxException.

Prototype

public JsonSyntaxException(Throwable cause)

Source Link

Document

Creates exception with the specified cause.

Usage

From source file:com.ibm.og.util.json.type.CaseInsensitiveEnumTypeAdapterFactory.java

License:Open Source License

@Override
public <T> TypeAdapter<T> create(final Gson gson, final TypeToken<T> type) {
    @SuppressWarnings("unchecked")
    final Class<T> rawType = (Class<T>) type.getRawType();
    if (!rawType.isEnum()) {
        return null;
    }//from   w w w  .  j a v a2s . c o m

    return new TypeAdapter<T>() {
        @Override
        public void write(final JsonWriter out, final T value) throws IOException {
            out.value(value.toString().toLowerCase(Locale.US));
        }

        @Override
        @SuppressWarnings("unchecked")
        public T read(final JsonReader in) throws IOException {
            final String s = in.nextString().toUpperCase(Locale.US);
            for (final Object enumEntry : rawType.getEnumConstants()) {
                if (enumEntry.toString().equals(s)) {
                    return (T) enumEntry;
                }
            }
            throw new JsonSyntaxException(String.format("Could not parse into enum [%s]", s));
        }
    }.nullSafe();
}

From source file:com.ouyangzn.github.json.DoubleAdapter.java

License:Apache License

@Override
public Number read(JsonReader jsonReader) throws IOException {
    if (jsonReader.peek() == JsonToken.NULL) {
        jsonReader.nextNull();//from  w  ww .j a va 2 s.com
        return null;
    }

    try {
        String value = jsonReader.nextString();
        if ("".equals(value)) {
            return null;
        }
        return Double.parseDouble(value);
    } catch (NumberFormatException e) {
        throw new JsonSyntaxException(e);
    }
}

From source file:com.ouyangzn.github.json.IntegerAdapter.java

License:Apache License

@Override
public Number read(JsonReader jsonReader) throws IOException {
    if (jsonReader.peek() == JsonToken.NULL) {
        jsonReader.nextNull();/*from   ww  w .  j a  va  2  s.c  om*/
        return null;
    }

    try {
        String value = jsonReader.nextString();
        if ("".equals(value)) {
            return null;
        }
        return Integer.parseInt(value);
    } catch (NumberFormatException e) {
        throw new JsonSyntaxException(e);
    }
}

From source file:com.ouyangzn.github.json.LongAdapter.java

License:Apache License

@Override
public Number read(JsonReader jsonReader) throws IOException {
    if (jsonReader.peek() == JsonToken.NULL) {
        jsonReader.nextNull();/*w  ww  . j  a va2s . c  om*/
        return null;
    }

    try {
        String value = jsonReader.nextString();
        if ("".equals(value)) {
            return null;
        }
        return Long.parseLong(value);
    } catch (NumberFormatException e) {
        throw new JsonSyntaxException(e);
    }
}

From source file:com.redhat.jenkins.nodesharing.transport.Entity.java

License:Open Source License

/**
 * Read entity from stream.//w  w w .  j  ava2  s .  c om
 *
 * @return The entity created.
 * @throws JsonIOException if there was a problem reading from the Reader.
 * @throws JsonSyntaxException if json is not a valid representation for an object of type.
 */
public static @Nonnull <T> T fromInputStream(@Nonnull InputStream inputStream, @Nonnull Class<T> type)
        throws JsonSyntaxException, JsonIOException {
    T out = GSON.fromJson(new InputStreamReader(inputStream, TRANSPORT_CHARSET), type);
    if (out == null)
        throw new JsonSyntaxException("There was nothing in the stream");
    return out;
}

From source file:com.redhat.thermostat.gateway.common.mongodb.response.LongTypeAdapter.java

License:Open Source License

@Override
public Long read(JsonReader in) throws IOException {
    in.beginObject();//from   w  ww.j ava2  s. c  om
    String name = in.nextName();
    if (!name.equals(NUMBER_LONG_IDENTIFIER)) {
        throw new JsonSyntaxException("Unexpected name: " + name);
    }
    long returnValue = in.nextLong();
    in.endObject();
    return returnValue;
}

From source file:com.scvngr.levelup.core.model.factory.json.GsonModelFactory.java

License:Apache License

/**
 * Parse a model from the JSON object passed, un-nesting from a root element if necessary.
 *
 * @param json the JSON representation of the model to parse.
 * @return a model instance.//w  w w  .  j a  v a  2  s .  co m
 * @throws JsonParseException if there is a problem decoding the JSON structure.
 */
@NonNull
public final T from(@NonNull final String json) throws JsonParseException {
    final JsonParser p = new JsonParser();
    final JsonElement root = p.parse(json);

    if (!root.isJsonObject()) {
        throw new JsonSyntaxException(NullUtils.format("JSON data must be a JSON object. Type is '%s'.",
                root.getClass().getSimpleName()));
    }

    return from(NullUtils.nonNullContract(root.getAsJsonObject()));
}

From source file:com.scvngr.levelup.core.model.factory.json.GsonModelFactory.java

License:Apache License

/**
 * Parse a list of models from the JSON array passed.
 *
 * @param jsonArray the {@link JsonArray} containing a list of models.
 * @return a {@link List} of model instances.
 * @throws JsonParseException if there is a problem decoding the JSON structure.
 *//*from  www. j  ava 2 s.c  o m*/
@NonNull
public final List<T> fromList(@NonNull final JsonArray jsonArray) throws JsonParseException {

    final int count = jsonArray.size();
    final List<T> objectList = new ArrayList<T>(count);

    for (final JsonElement object : jsonArray) {
        if (object.isJsonObject()) {
            objectList.add(from(NullUtils.nonNullContract(object.getAsJsonObject())));
        } else {
            throw new JsonSyntaxException(NullUtils.format("Element in array was a '%s', not an object.",
                    object.getClass().getSimpleName()));
        }
    }

    return objectList;
}

From source file:com.scvngr.levelup.core.model.factory.json.GsonModelFactory.java

License:Apache License

/**
 * Parse a list of models from the JSON array passed.
 *
 * @param json the JSON representation of the list of models to parse.
 * @return a {@link List} of model instances.
 * @throws JsonParseException if there is a problem decoding the JSON structure.
 *///from   w  ww.j ava2 s  . c om
@NonNull
public final List<T> fromList(@NonNull final String json) throws JsonParseException {
    final JsonElement root = new JsonParser().parse(json);

    if (!root.isJsonArray()) {
        throw new JsonSyntaxException(NullUtils.format("JSON data must be a JSON array. Type is '%s'.",
                root.getClass().getSimpleName()));
    }

    return fromList(NullUtils.nonNullContract(root.getAsJsonArray()));
}

From source file:cosmos.records.JsonRecords.java

License:Apache License

public static List<MapRecord> parseAsMap(String json, DocIdGenerator generator) throws JsonSyntaxException {
    Preconditions.checkNotNull(json);//from   w w w  .  j a v a  2s  .  c o  m
    Preconditions.checkNotNull(generator);

    JsonParser parser = new JsonParser();
    JsonElement topLevelElement = parser.parse(json);

    if (topLevelElement.isJsonNull()) {
        return Collections.emptyList();
    } else if (!topLevelElement.isJsonArray()) {
        throw new JsonSyntaxException("Expected a list of dictionaries");
    }

    final LinkedList<MapRecord> records = Lists.newLinkedList();

    // Walk the top level list
    JsonArray list = topLevelElement.getAsJsonArray();
    for (JsonElement e : list) {
        // Make sure that it's a Json Object
        if (!e.isJsonObject()) {
            throw new JsonSyntaxException("Expected a Json Object");
        }

        // Parse each "Object" (map)
        JsonObject map = e.getAsJsonObject();

        records.add(asMapRecord(map, generator));
    }

    return records;
}