Example usage for com.google.gson.stream JsonToken END

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In this page you can find the example usage for com.google.gson.stream JsonToken END_DOCUMENT.

Prototype

JsonToken END_DOCUMENT

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The end of the JSON stream.

Usage

From source file:bind.JsonTreeReader.java

License:Apache License

@Override
public JsonToken peek() throws IOException {
    if (stack.isEmpty()) {
        return JsonToken.END_DOCUMENT;
    }/*from w  w w . j  av a  2s.c  om*/

    Object o = peekStack();
    if (o instanceof Iterator) {
        Object secondToTop = stack.get(stack.size() - 2);
        boolean isObject = secondToTop instanceof JsonElement && ((JsonElement) secondToTop).isJsonObject();
        Iterator<?> iterator = (Iterator<?>) o;
        if (iterator.hasNext()) {
            if (isObject) {
                return JsonToken.NAME;
            } else {
                stack.add(iterator.next());
                return peek();
            }
        } else {
            return isObject ? JsonToken.END_OBJECT : JsonToken.END_ARRAY;
        }
    } else if (o instanceof JsonElement) {
        JsonElement el = (JsonElement) o;
        if (el.isJsonObject()) {
            return JsonToken.BEGIN_OBJECT;
        } else if (el.isJsonArray()) {
            return JsonToken.BEGIN_ARRAY;
        } else if (el.isJsonPrimitive()) {
            JsonPrimitive primitive = (JsonPrimitive) o;
            if (primitive.isString()) {
                return JsonToken.STRING;
            } else if (primitive.isBoolean()) {
                return JsonToken.BOOLEAN;
            } else if (primitive.isNumber()) {
                return JsonToken.NUMBER;
            } else {
                throw new AssertionError();
            }
        } else if (el.isJsonNull()) {
            return JsonToken.NULL;
        }
        throw new AssertionError();
    } else if (o == SENTINEL_CLOSED) {
        throw new IllegalStateException("JsonReader is closed");
    } else {
        throw new AssertionError();
    }
}

From source file:com.gd.misc.test.JsonReader.java

License:Apache License

/**
 * Returns the type of the next token without consuming it.
 *//* www .j  ava 2s. c om*/
public JsonToken peek() throws IOException {
    int p = peeked;
    if (p == PEEKED_NONE) {
        p = doPeek();
    }

    switch (p) {
    case PEEKED_BEGIN_OBJECT:
        return JsonToken.BEGIN_OBJECT;
    case PEEKED_END_OBJECT:
        return JsonToken.END_OBJECT;
    case PEEKED_BEGIN_ARRAY:
        return JsonToken.BEGIN_ARRAY;
    case PEEKED_END_ARRAY:
        return JsonToken.END_ARRAY;
    case PEEKED_SINGLE_QUOTED_NAME:
    case PEEKED_DOUBLE_QUOTED_NAME:
    case PEEKED_UNQUOTED_NAME:
        return JsonToken.NAME;
    case PEEKED_TRUE:
    case PEEKED_FALSE:
        return JsonToken.BOOLEAN;
    case PEEKED_NULL:
        return JsonToken.NULL;
    case PEEKED_SINGLE_QUOTED:
    case PEEKED_DOUBLE_QUOTED:
    case PEEKED_UNQUOTED:
    case PEEKED_BUFFERED:
        return JsonToken.STRING;
    case PEEKED_LONG:
    case PEEKED_NUMBER:
        return JsonToken.NUMBER;
    case PEEKED_EOF:
        return JsonToken.END_DOCUMENT;
    default:
        throw new AssertionError();
    }
}

From source file:com.goide.dlv.JsonReaderEx.java

License:Apache License

/**
 * Returns the type of the next token without consuming it.
 *//*w w  w  .  j a  v a  2s  .c om*/
@NotNull
public JsonToken peek() {
    int p = peeked;
    if (p == PEEKED_NONE) {
        p = doPeek();
    }

    switch (p) {
    case PEEKED_BEGIN_OBJECT:
        return JsonToken.BEGIN_OBJECT;
    case PEEKED_END_OBJECT:
        return JsonToken.END_OBJECT;
    case PEEKED_BEGIN_ARRAY:
        return JsonToken.BEGIN_ARRAY;
    case PEEKED_END_ARRAY:
        return JsonToken.END_ARRAY;
    case PEEKED_SINGLE_QUOTED_NAME:
    case PEEKED_DOUBLE_QUOTED_NAME:
    case PEEKED_UNQUOTED_NAME:
        return JsonToken.NAME;
    case PEEKED_TRUE:
    case PEEKED_FALSE:
        return JsonToken.BOOLEAN;
    case PEEKED_NULL:
        return JsonToken.NULL;
    case PEEKED_SINGLE_QUOTED:
    case PEEKED_DOUBLE_QUOTED:
    case PEEKED_UNQUOTED:
    case PEEKED_BUFFERED:
        return JsonToken.STRING;
    case PEEKED_LONG:
    case PEEKED_NUMBER:
        return JsonToken.NUMBER;
    case PEEKED_EOF:
        return JsonToken.END_DOCUMENT;
    default:
        throw new AssertionError();
    }
}

From source file:com.gs.reladomo.serial.gson.GsonWrappedListTypedAdapter.java

License:Apache License

@Override
public SerializedList<U, T> read(JsonReader jsonReader) throws IOException {
    ReladomoDeserializer deserializer;/*from   www  .  j  a  v a  2  s. com*/
    if (this.typeClass == null) {
        deserializer = new ReladomoDeserializer();
    } else {
        deserializer = new ReladomoDeserializer(typeClass);
    }
    deserializer.setIgnoreUnknown();
    JsonDeserializerState state = JsonDeserializerState.ListStartState.INSTANCE;
    while (true) {
        JsonToken nextToken = jsonReader.peek();
        //BEGIN_ARRAY, END_ARRAY, BEGIN_OBJECT, END_OBJECT, NAME, STRING, NUMBER, BOOLEAN, NULL, END_DOCUMENT;
        if (JsonToken.BEGIN_OBJECT == nextToken) {
            jsonReader.beginObject();
            state = state.startObject(deserializer);
        } else if (JsonToken.END_OBJECT == nextToken) {
            jsonReader.endObject();
            state = state.endObject(deserializer);
        } else if (JsonToken.BEGIN_ARRAY == nextToken) {
            jsonReader.beginArray();
            state = state.startArray(deserializer);
        } else if (JsonToken.END_ARRAY == nextToken) {
            jsonReader.endArray();
            state = state.endArray(deserializer);
        } else if (JsonToken.BOOLEAN == nextToken) {
            if (jsonReader.nextBoolean()) {
                state = state.valueTrue(deserializer);
            } else {
                state = state.valueFalse(deserializer);
            }
        } else if (JsonToken.NAME == nextToken) {
            String name = jsonReader.nextName();
            state = state.fieldName(name, deserializer);
        } else if (JsonToken.NUMBER == nextToken) {
            String value = jsonReader.nextString();
            state = state.valueString(value, deserializer); // we do the parsing to avoid precision loss
        } else if (JsonToken.STRING == nextToken) {
            String value = jsonReader.nextString();
            Attribute attribute = deserializer.getCurrentAttribute();
            if (attribute instanceof TimestampAttribute) {
                Timestamp timestamp = GsonReladomoTypeAdapterSerialWriter.jsonToTimestamp(value);
                state = state.valueTimestamp(timestamp, deserializer);
            } else {
                state = state.valueString(value, deserializer);
            }
        } else if (JsonToken.NULL == nextToken) {
            jsonReader.nextNull();
            state = state.valueNull(deserializer);
        } else if (JsonToken.END_DOCUMENT == nextToken) {
            break;
        }
    }
    return deserializer.getDeserializedResultAsList();
}

From source file:com.gs.reladomo.serial.gson.GsonWrappedTypedAdapter.java

License:Apache License

@Override
public Serialized<T> read(JsonReader jsonReader) throws IOException {
    ReladomoDeserializer deserializer;/*  w  ww .  jav a  2  s .  c o m*/
    if (this.typeClass == null) {
        deserializer = new ReladomoDeserializer();
    } else {
        deserializer = new ReladomoDeserializer(typeClass);
    }
    deserializer.setIgnoreUnknown();
    JsonDeserializerState state = JsonDeserializerState.NormalParserState.INSTANCE;
    while (true) {
        JsonToken nextToken = jsonReader.peek();
        //BEGIN_ARRAY, END_ARRAY, BEGIN_OBJECT, END_OBJECT, NAME, STRING, NUMBER, BOOLEAN, NULL, END_DOCUMENT;
        if (JsonToken.BEGIN_OBJECT == nextToken) {
            jsonReader.beginObject();
            state = state.startObject(deserializer);
        } else if (JsonToken.END_OBJECT == nextToken) {
            jsonReader.endObject();
            state = state.endObject(deserializer);
        } else if (JsonToken.BEGIN_ARRAY == nextToken) {
            jsonReader.beginArray();
            state = state.startArray(deserializer);
        } else if (JsonToken.END_ARRAY == nextToken) {
            jsonReader.endArray();
            state = state.endArray(deserializer);
        } else if (JsonToken.BOOLEAN == nextToken) {
            if (jsonReader.nextBoolean()) {
                state = state.valueTrue(deserializer);
            } else {
                state = state.valueFalse(deserializer);
            }
        } else if (JsonToken.NAME == nextToken) {
            String name = jsonReader.nextName();
            state = state.fieldName(name, deserializer);
        } else if (JsonToken.NUMBER == nextToken) {
            String value = jsonReader.nextString();
            state = state.valueString(value, deserializer); // we do the parsing to avoid precision loss
        } else if (JsonToken.STRING == nextToken) {
            String value = jsonReader.nextString();
            Attribute attribute = deserializer.getCurrentAttribute();
            if (attribute instanceof TimestampAttribute) {
                Timestamp timestamp = GsonReladomoTypeAdapterSerialWriter.jsonToTimestamp(value);
                state = state.valueTimestamp(timestamp, deserializer);
            } else {
                state = state.valueString(value, deserializer);
            }
        } else if (JsonToken.NULL == nextToken) {
            jsonReader.nextNull();
            state = state.valueNull(deserializer);
        } else if (JsonToken.END_DOCUMENT == nextToken) {
            break;
        }
    }
    return deserializer.getDeserializedResult();
}

From source file:com.ibm.watson.discovery.v1.query.AggregationDeserializer.java

License:Open Source License

/**
 * Converts JSON into a Map representing a {@link QueryAggregation} object.
 *
 * @param in {@link JsonReader} object used for parsing
 * @return Map representing the {@link QueryAggregation} object
 * @throws IOException signals that there has been an IO exception
 *//* w ww. j a v a2 s . c om*/
private HashMap<String, Object> getAggregationMap(JsonReader in) throws IOException {
    HashMap<String, Object> objMap = new HashMap<>();
    while (in.peek() != JsonToken.END_DOCUMENT) {
        parseNext(in, objMap);
    }
    return objMap;
}

From source file:com.ikanow.infinit.e.data_model.custom.InfiniteFileInputJsonParser.java

License:Apache License

public BasicDBObject parseDocument() throws IOException {

    // Different cases:
    // {} //from   www  .  j av a 2  s . c  om
    // ^^ many of these
    // [ {}, {}, {} ]
    // For each of these 2/3 cases, you might either want to grab the entire object, or a field
    // within the object

    try {
        while (true) { // (use exceptions to get outta here) 

            try {
                tok = reader.peek();
            } catch (Exception e) {
                // EOF or end of object, keep going and find out...
                tok = reader.peek();
            }
            //TESTED

            if (JsonToken.BEGIN_ARRAY == tok) {
                if (!_inTopLevelArray) {
                    reader.beginArray();
                    _inTopLevelArray = true;
                }
                if (objectIdentifiers.isEmpty()) {
                    while (reader.hasNext()) {
                        JsonElement meta = parser.parse(reader);
                        BasicDBObject currObj = convertJsonToDocument(meta);

                        if (null != currObj) {
                            return currObj;
                        } //(else carry on...)
                    }
                } //TESTED
                else {
                    while (reader.hasNext()) {
                        BasicDBObject currObj = getDocumentFromJson(false);
                        if (null != currObj) {
                            return currObj;
                        } //(else carry on...)
                    }
                } //TESTED
            } else if (JsonToken.BEGIN_OBJECT == tok) {
                if (objectIdentifiers.isEmpty()) {
                    JsonElement meta = parser.parse(reader);
                    BasicDBObject currObj = convertJsonToDocument(meta);

                    if (null != currObj) {
                        return currObj;
                    } //(else carry on...)

                } //TESTED (single and multiple doc case)
                else {
                    BasicDBObject currObj = getDocumentFromJson(false);
                    if (null != currObj) {
                        return currObj;
                    } //(else carry on...)

                } //TESTED (single and multiple doc case)   
            } else if ((JsonToken.END_DOCUMENT == tok) || (JsonToken.END_ARRAY == tok)
                    || (JsonToken.END_OBJECT == tok)) {
                return null;
            } else { // Must be recursing through the next level(s)
                BasicDBObject currObj = getDocumentFromJson(false);
                if (null != currObj) {
                    return currObj;
                } //(else carry on...)               
            }
        } // (end loop forever - exception out)
    } catch (Exception e) {
    } // This is our EOF

    return null;
}

From source file:com.magnet.android.mms.request.marshall.GsonStreamReader.java

License:Open Source License

@Override
public int getTokenType() throws MarshallingException {
    int result = TOKEN_TYPE_FIELD_VALUE;
    JsonToken tokenType;//from  w  w w  .jav a 2s.c o m
    try {
        tokenType = jr.peek();
    } catch (Exception e) {
        throw new MarshallingException(e);
    }
    if (tokenType == JsonToken.BEGIN_OBJECT) {
        result = TOKEN_TYPE_START_OBJECT;
    } else if (tokenType == JsonToken.BEGIN_ARRAY) {
        result = TOKEN_TYPE_START_ARRAY;
    } else if (tokenType == JsonToken.END_OBJECT) {
        result = TOKEN_TYPE_END_OBJECT;
    } else if (tokenType == JsonToken.END_ARRAY) {
        result = TOKEN_TYPE_END_ARRAY;
    } else if (tokenType == JsonToken.NAME) {
        result = TOKEN_TYPE_FIELD_NAME;
    } else if (tokenType == JsonToken.NULL) {
        result = TOKEN_TYPE_NULL;
    } else if (tokenType == JsonToken.END_DOCUMENT) {
        result = TOKEN_TYPE_END_DOCUMENT;
    }
    return result;
}

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

License:Apache License

public ODataEntry readSingleEntry() throws EntityProviderException {
    try {/*from  w  w  w .j a  va  2 s.c o  m*/
        reader.beginObject();
        String nextName = reader.nextName();
        if (FormatJson.D.equals(nextName)) {
            reader.beginObject();
            readEntryContent();
            reader.endObject();
        } else {
            handleName(nextName);
            readEntryContent();
        }
        reader.endObject();

        if (reader.peek() != JsonToken.END_DOCUMENT) {
            throw new EntityProviderException(
                    EntityProviderException.END_DOCUMENT_EXPECTED.addContent(reader.peek().toString()));
        }
    } catch (IOException e) {
        throw new EntityProviderException(
                EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), e);
    } catch (EdmException e) {
        throw new EntityProviderException(
                EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), e);
    } catch (IllegalStateException e) {
        throw new EntityProviderException(
                EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), e);
    }

    return entryResult;
}

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

License:Apache License

public ODataFeed readFeedStandalone() throws EntityProviderException {
    try {/*ww w  .j  ava 2  s .c  o  m*/
        readFeed();

        if (reader.peek() != JsonToken.END_DOCUMENT) {

            throw new EntityProviderException(
                    EntityProviderException.END_DOCUMENT_EXPECTED.addContent(reader.peek().toString()));
        }

    } catch (IOException e) {
        throw new EntityProviderException(
                EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), e);
    } catch (EdmException e) {
        throw new EntityProviderException(
                EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), e);
    } catch (IllegalStateException e) {
        throw new EntityProviderException(
                EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), e);
    }
    return new ODataFeedImpl(entries, feedMetadata);
}

Example usage for com.google.gson.stream JsonToken END_DOCUMENT

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