/**
* This method writes the state of the NodeManager to disk
*
* @param jsonGenerator The instance of JsonGenerator, which will be used to write JSON to disk
* @throws IOException
*/
public void write(JsonGenerator jsonGenerator) throws IOException {
jsonGenerator.writeStartObject();
// nameToNode begins
jsonGenerator.writeFieldName("nameToNode");
jsonGenerator.writeStartObject();
for (Map.Entry<String, ClusterNode> entry : nameToNode.entrySet()) {
jsonGenerator.writeFieldName(entry.getKey());
entry.getValue().write(jsonGenerator);
}
jsonGenerator.writeEndObject();
// nameToNode ends
// hostsToSessions begins
// We create a new Map of type <ClusterNode.name, Set<SessionIds>>.
// The original hostsToSessions map has the ClusterNode as its key, and
// we do not need to persist the entire ClusterNode again, since we have
// already done that with nameToNode.
Map<String, Set<String>> hostsToSessionsMap = new HashMap<String, Set<String>>();
for (Map.Entry<ClusterNode, Set<String>> entry : hostsToSessions.entrySet()) {
hostsToSessionsMap.put(entry.getKey().getName(), entry.getValue());
}
jsonGenerator.writeObjectField("hostsToSessions", hostsToSessionsMap);
// hostsToSessions ends
jsonGenerator.writeObjectField("nameToApps", nameToApps);
// faultManager is not required
// We can rebuild the loadManager
jsonGenerator.writeEndObject();
}
@Override
public void serialize(
SimpleEvaluationObject value, JsonGenerator jgen, SerializerProvider provider)
throws IOException, JsonProcessingException {
synchronized (value) {
String id = getUpdateManager().register(value);
jgen.writeStartObject();
jgen.writeObjectField("type", "SimpleEvaluationObject");
jgen.writeStringField("update_id", id);
jgen.writeStringField("expression", value.getExpression());
jgen.writeObjectField("status", value.getStatus());
if (value.getMessage() != null) jgen.writeStringField("message", value.getMessage());
if (value.getProgressBar() > 0)
jgen.writeNumberField("progressBar", value.getProgressBar());
if (value.getPayloadChanged()) {
EvaluationResult o = value.getPayload();
if (o != null && o.getValue() != null) {
jgen.writeFieldName("payload");
if (!getObjectSerializer().writeObject(o, jgen, true)) jgen.writeObject(o.toString());
} else if (value.getJsonRes() != null) {
jgen.writeFieldName("payload");
if (ControlCharacterUtils.containsControlCharacters(value.getJsonRes())) {
jgen.writeRawValue(ControlCharacterUtils.escapeControlCharacters(value.getJsonRes()));
} else {
jgen.writeRawValue(value.getJsonRes());
}
}
}
if (value.getJsonRes() != null
&& value.getPayload() != null
&& value.getPayload().getValue() != null) {
logger.trace("adding raw json data: '" + value.getJsonRes() + "'");
jgen.writeFieldName("jsonres");
if (ControlCharacterUtils.containsControlCharacters(value.getJsonRes())) {
jgen.writeRawValue(ControlCharacterUtils.escapeControlCharacters(value.getJsonRes()));
} else {
jgen.writeRawValue(value.getJsonRes());
}
}
jgen.writeArrayFieldStart("outputdata");
for (Object o : value.getOutputdata()) {
if (o instanceof EvaluationStdOutput) {
jgen.writeStartObject();
jgen.writeStringField("type", "out");
jgen.writeStringField("value", ((EvaluationStdOutput) o).payload);
jgen.writeEndObject();
} else if (o instanceof EvaluationStdError) {
jgen.writeStartObject();
jgen.writeStringField("type", "err");
jgen.writeStringField("value", ((EvaluationStdError) o).payload);
jgen.writeEndObject();
}
}
jgen.writeEndArray();
jgen.writeEndObject();
}
}
@Override
public void serialize(T value, JsonGenerator jgen, SerializerProvider provider)
throws IOException, JsonProcessingException {
synchronized (value) {
jgen.writeStartObject();
jgen.writeObjectField("type", value.getClass().getSimpleName());
jgen.writeObjectField("borderDisplayed", value.isBorderDisplayed());
serialize(value, jgen);
jgen.writeEndObject();
}
}
@Override
public void serialize(
OpenExternalURLAction value, JsonGenerator jgen, SerializerProvider provider)
throws IOException {
jgen.writeStartObject();
try {
jgen.writeObjectField("type", "url");
jgen.writeObjectField("content", value.getValue().toString());
} finally {
jgen.writeEndObject();
}
}
@Override
public void serialize(TableDisplay value, JsonGenerator jgen, SerializerProvider provider)
throws IOException, JsonProcessingException {
synchronized (value) {
jgen.writeStartObject();
jgen.writeObjectField("type", "TableDisplay");
jgen.writeObjectField("columnNames", value.columns);
jgen.writeObjectField("values", value.values);
// jgen.writeObjectField("timeZone", "UTC");
jgen.writeEndObject();
}
}
@Override
public void serialize(RichPushMessage message, JsonGenerator jgen, SerializerProvider provider)
throws IOException {
jgen.writeStartObject();
jgen.writeStringField("title", message.getTitle());
jgen.writeStringField("body", message.getBody());
jgen.writeStringField("content_type", message.getContentType());
jgen.writeStringField("content_encoding", message.getContentEncoding());
if (message.getExpiry().isPresent()) {
jgen.writeObjectField("expiry", message.getExpiry().get());
}
if (message.getExtra().isPresent()) {
jgen.writeObjectField("extra", message.getExtra().get());
}
jgen.writeEndObject();
}
@Override
protected void writeSubclassFields(final JsonGenerator jgen, final DatePickerComponent component)
throws IOException {
if (component.getShowTime() != null) {
jgen.writeObjectField("showTime", component.getShowTime().toString());
}
}
@Override
public void serialize(Area area, JsonGenerator jgen, SerializerProvider sp)
throws IOException, JsonProcessingException {
jgen.writeStartObject();
super.serialize(area, jgen, sp);
jgen.writeObjectField("type", area.getClass().getSimpleName());
if (area.getColor() instanceof Color) {
jgen.writeObjectField("color", area.getColor());
}
if (area.getInterpolation() != null) {
jgen.writeObjectField("interpolation", area.getInterpolation());
}
jgen.writeEndObject();
}
void toJson(JsonGenerator gen) throws IOException {
gen.writeStartObject();
gen.writeArrayFieldStart("sourceSchemas");
for (Schema schema : schemas) {
schema.toJson(gen);
}
gen.writeEndArray();
gen.writeObjectFieldStart("fieldAliases");
for (Map.Entry<String, Map<String, String>> entry : schemaFieldAliases.entrySet()) {
String schemaName = entry.getKey();
Map<String, String> aliases = entry.getValue();
gen.writeObjectField(schemaName, aliases);
}
gen.writeEndObject();
gen.writeArrayFieldStart("groupByFields");
for (String field : groupByFields) {
gen.writeString(field);
}
gen.writeEndArray();
if (customPartitionFields != null && !customPartitionFields.isEmpty()) {
gen.writeArrayFieldStart("customPartitionFields");
for (String field : customPartitionFields) {
gen.writeString(field);
}
gen.writeEndArray();
}
if (rollupFrom != null) {
gen.writeFieldName("rollupFrom");
gen.writeString(rollupFrom);
}
gen.writeFieldName("commonOrderBy");
commonCriteria.toJson(gen);
gen.writeStringField("schemasOrder", schemasOrder.toString());
// TODO this code should write a map with sourceName
if (specificCriterias == null || specificCriterias.isEmpty()) {
initSecondaryCriteriasWithNull();
}
gen.writeArrayFieldStart("specificOrderBys");
for (Criteria c : specificCriterias) {
if (c == null) {
gen.writeNull();
} else {
c.toJson(gen);
}
}
gen.writeEndArray();
gen.writeEndObject();
}
@Override
public void writeTo(
Object object,
Class<?> type,
Type genericType,
Annotation[] annotations,
MediaType mediaType,
MultivaluedMap<String, Object> httpHeaders,
OutputStream entityStream)
throws IOException, WebApplicationException {
JsonGenerator writer = null;
if (type.isAssignableFrom(ArtifactReadable.class)) {
ArtifactReadable artifact = (ArtifactReadable) object;
try {
writer = jsonFactory.createJsonGenerator(entityStream);
// writer.setPrettyPrinter(new DefaultPr)
writer.writeStartObject();
writer.writeNumberField("uuid", artifact.getLocalId());
if (matches(IdentityView.class, annotations)) {
writer.writeStringField("Name", artifact.getName());
} else {
AttributeTypes attributeTypes = getAttibuteTypes();
Collection<? extends IAttributeType> attrTypes = attributeTypes.getAll();
ResultSet<? extends AttributeReadable<Object>> attributes = artifact.getAttributes();
if (!attributes.isEmpty()) {
for (IAttributeType attrType : attrTypes) {
if (artifact.isAttributeTypeValid(attrType)) {
List<Object> attributeValues = artifact.getAttributeValues(attrType);
if (!attributeValues.isEmpty()) {
if (attributeValues.size() > 1) {
writer.writeArrayFieldStart(attrType.getName());
for (Object value : attributeValues) {
writer.writeObject(value);
}
writer.writeEndArray();
} else if (attributeValues.size() == 1) {
Object value = attributeValues.iterator().next();
writer.writeObjectField(attrType.getName(), value);
}
}
}
}
}
}
writer.writeEndObject();
} finally {
if (writer != null) {
writer.flush();
}
}
}
}
protected void serialize(T graphics, JsonGenerator jgen) throws IOException {
jgen.writeObjectField("type", graphics.getClass().getSimpleName());
jgen.writeObjectField("visible", graphics.getVisible());
jgen.writeObjectField("yAxis", graphics.getYAxis());
jgen.writeObjectField("showItemLabel", graphics.getShowItemLabel());
jgen.writeObjectField("center_series", graphics.getCenterSeries());
jgen.writeObjectField("use_tool_tip", graphics.getUseToolTip());
if (graphics.getSeriesNames() != null) {
jgen.writeObjectField("seriesNames", graphics.getSeriesNames());
}
if (graphics.getValue() != null) {
jgen.writeObjectField("value", graphics.getValue());
}
if (graphics.getColors() != null) {
jgen.writeObjectField("colors", graphics.getColors());
} else {
jgen.writeObjectField("color", graphics.getColor());
}
}