@RequestMapping(method = RequestMethod.GET, produces = MediaType.APPLICATION_JSON_VALUE)
public void exportData(HttpServletResponse resp, Principal prin) throws IOException {
resp.setContentType(MediaType.APPLICATION_JSON_VALUE);
// this writer puts things out onto the wire
JsonWriter writer = new JsonWriter(resp.getWriter());
writer.setIndent(" ");
try {
writer.beginObject();
writer.name("exported-at");
writer.value(dateFormat.format(new Date()));
writer.name("exported-from");
writer.value(config.getIssuer());
writer.name("exported-by");
writer.value(prin.getName());
// delegate to the service to do the actual export
dataService_1_3.exportData(writer);
writer.endObject(); // end root
writer.close();
} catch (IOException e) {
logger.error("Unable to export data", e);
}
}
@Override
public void write(JsonWriter out, JsonElement value) throws IOException {
if (value == null || value.isJsonNull()) {
out.nullValue();
} else if (value.isJsonPrimitive()) {
JsonPrimitive primitive = value.getAsJsonPrimitive();
if (primitive.isNumber()) {
out.value(primitive.getAsNumber());
} else if (primitive.isBoolean()) {
out.value(primitive.getAsBoolean());
} else {
out.value(primitive.getAsString());
}
} else if (value.isJsonArray()) {
out.beginArray();
for (JsonElement e : value.getAsJsonArray()) {
write(out, e);
}
out.endArray();
} else if (value.isJsonObject()) {
out.beginObject();
for (Map.Entry<String, JsonElement> e : value.getAsJsonObject().entrySet()) {
out.name(e.getKey());
write(out, e.getValue());
}
out.endObject();
} else {
throw new IllegalArgumentException("Couldn't write " + value.getClass());
}
}
private void write(JsonWriter writer) throws IOException {
writer.beginObject();
writer.name("public_key");
writer.value(getPubEncoded());
writer.name("private_key");
writer.value(getPrivEncoded());
writer.endObject();
}
@Override
public void write(JsonWriter out, Classification value) throws IOException {
if (isNullToEmptyWriting() && value == null) { // option
out.value("");
} else { // mainly here
out.value(value != null ? value.code() : null);
}
}
@Override
public void write(JsonWriter writer, Student student) throws IOException {
writer.beginObject();
writer.name("name");
writer.value(student.getName());
writer.name("rollNo");
writer.value(student.getRollNo());
writer.endObject();
}
@Override
public void write(final JsonWriter jsonWriter, final SibOne sibOne) throws IOException {
jsonWriter.beginObject();
jsonWriter.name("sibone");
jsonWriter.value(sibOne.getName());
jsonWriter.name("sibtwo");
jsonWriter.value(sibOne.getPair().getName());
jsonWriter.endObject();
}
/*
* (non-Javadoc)
*
* @see com.google.gson.TypeAdapter#write(com.google.gson.stream.JsonWriter, java.lang.Object)
*/
@Override
public void write(JsonWriter writer, SpeechTimestamp speechTimestamp) throws IOException {
writer.beginArray();
writer.value(speechTimestamp.getWord());
writer.value(speechTimestamp.getStartTime());
writer.value(speechTimestamp.getEndTime());
writer.endArray();
writer.flush();
}
@Override
public void write(JsonWriter out, Double value) throws IOException {
if (value == null) {
out.nullValue();
return;
}
if (Double.isNaN(value)) {
out.value("NaN");
return;
}
out.value(value);
}
public void write(JsonWriter jsonWriter, Number number) throws IOException {
if (number == null) {
jsonWriter.nullValue();
} else {
jsonWriter.value(number.toString());
}
}
@Override
public void write(JsonWriter out, QblECPublicKey value) throws IOException {
out.beginObject();
out.name("public_key");
out.value(Hex.toHexString(value.getKey()));
out.endObject();
}
@Override
public void write(JsonWriter out, LocalDate date) throws IOException {
if (date == null) {
out.nullValue();
} else {
out.value(formatter.print(date));
}
}
public void write(JsonWriter jsonWriter, Number number) throws IOException {
if (number == null) {
jsonWriter.nullValue();
return;
}
Gson.this.checkValidFloatingPoint(number.doubleValue());
jsonWriter.value(number);
}
@Override
public void write(JsonWriter out, Boolean value) throws IOException {
if (value == null) {
out.nullValue();
return;
}
out.value(value);
}
@Override
public void write(JsonWriter out, AccessType value) throws IOException {
if (value == null) {
out.nullValue();
} else {
out.value(value.getValue());
}
}
@Override
public synchronized void write(JsonWriter out, Date value) throws IOException {
if (value == null) {
out.nullValue();
return;
}
String dateFormatAsString = iso8601Format.format(value);
out.value(dateFormatAsString);
}
public File executeQuery(String command, String rootDirectory) throws SQLException, IOException {
Statement stmt = null;
if (this.conn != null) {
final String fileName = UUID.randomUUID().toString();
final File file = File.createTempFile(fileName, ".json");
try {
stmt = this.conn.createStatement();
ResultSet results = stmt.executeQuery(command);
ResultSetMetaData rsmd = results.getMetaData();
// Borrowed from
// http://stackoverflow.com/questions/18960446/how-to-convert-a-java-resultset-into-json
JsonWriter writer = new JsonWriter(new PrintWriter(file));
int count = 0;
int numRows = 0;
boolean hasRows = results.last();
if (hasRows) {
numRows = results.getRow();
}
results.beforeFirst();
writer.beginObject();
writer.name("elements");
writer.beginArray();
while (results.next()) {
writer.beginObject();
for (int idx = 1; idx <= rsmd.getColumnCount(); idx++) {
writer.name(rsmd.getColumnLabel(idx));
writer.value(results.getString(idx));
}
writer.endObject();
count++;
}
if (count == 0) {
writer.beginObject();
writer.endObject();
}
writer.endArray();
writer.endObject();
writer.flush();
writer.close();
return file;
} catch (SQLException e) {
e.printStackTrace();
return null;
} finally {
if (stmt != null) {
stmt.close();
}
}
}
return null;
}
@Override
public void write(JsonWriter jsonWriter, Date date) throws IOException {
if (date == null) {
jsonWriter.nullValue();
return;
}
SimpleDateFormat dateFormat = new SimpleDateFormat("dd/MM/yyyy");
jsonWriter.value(dateFormat.format(date));
}
@Override
protected void writeValues(JsonWriter writer, StringFilter value) throws IOException {
super.writeValues(writer, value);
writer.name(JsonValues.patterns.name());
List<Pattern> patterns = ((StringFilter.PatternList) value).getPatterns();
writer.beginArray();
for (Pattern pattern : patterns) {
writer.value(pattern.pattern());
}
writer.endArray();
}
@Override
public void writeJson(@NotNull JsonWriter w) throws IOException {
w.name(NAME);
w.beginObject();
w.name("CacheCodes");
w.beginArray();
for (String cache : caches) {
if (cache != null && !cache.isEmpty()) w.value(cache);
}
w.endArray();
w.endObject();
}
public void write(JsonWriter paramJsonWriter, Date paramDate) throws IOException {
if (paramDate == null) ;
try {
paramJsonWriter.nullValue();
while (true) {
return;
paramJsonWriter.value(this.enUsFormat.format(paramDate));
}
} finally {
}
throw paramJsonWriter;
}
@Override
public void write(JsonWriter writer, Binding binding) throws IOException {
if (binding == null) {
writer.nullValue();
return;
}
writer.beginObject();
if (binding.getIndex() != null) {
writer.name("index");
writer.value(binding.getIndex());
}
if (binding.getTypeOfValue() != null) {
writer.name("type");
writer.value(binding.getTypeOfValue().name());
}
if (binding.getValue() != null) {
writer.name("value");
if (binding.getValue() instanceof Number) {
writer.value((Number) binding.getValue());
} else if (binding.getValue() instanceof String) {
writer.value((String) binding.getValue());
} else if (binding.getValue() instanceof Boolean) {
writer.value((Boolean) binding.getValue());
} else {
writer.value(GsonUtils.newGson().toJson(binding.getValue()));
}
}
writer.endObject();
}
private static void write(JsonWriter jsonwriter, Calendar calendar)
throws IOException
{
if (calendar == null)
{
jsonwriter.nullValue();
return;
} else
{
jsonwriter.beginObject();
jsonwriter.name("year");
jsonwriter.value(calendar.get(1));
jsonwriter.name("month");
jsonwriter.value(calendar.get(2));
jsonwriter.name("dayOfMonth");
jsonwriter.value(calendar.get(5));
jsonwriter.name("hourOfDay");
jsonwriter.value(calendar.get(11));
jsonwriter.name("minute");
jsonwriter.value(calendar.get(12));
jsonwriter.name("second");
jsonwriter.value(calendar.get(13));
jsonwriter.endObject();
return;
}
}
public void write(JsonWriter out, BitSet src) throws IOException {
if (src == null) {
out.nullValue();
return;
}
out.beginArray();
for (int i = 0; i < src.length(); i++) {
int value = (src.get(i)) ? 1 : 0;
out.value(value);
}
out.endArray();
}
private void writeQuestList(
JsonWriter out, List<Quest> quests, List<Quest> setQuests, String name)
throws IOException {
List<Quest> inSetQuests = new ArrayList<>(setQuests);
inSetQuests.retainAll(quests);
if (!inSetQuests.isEmpty()) {
out.name(name).beginArray();
for (Quest quest : inSetQuests) {
int index = setQuests.indexOf(quest);
if (index != -1) {
out.value(index);
}
}
out.endArray();
}
}
@Override
public void write(JsonWriter out, Calendar value) throws IOException {
if (value == null) {
out.nullValue();
return;
}
out.beginObject();
out.name(YEAR);
out.value(value.get(Calendar.YEAR));
out.name(MONTH);
out.value(value.get(Calendar.MONTH));
out.name(DAY_OF_MONTH);
out.value(value.get(Calendar.DAY_OF_MONTH));
out.name(HOUR_OF_DAY);
out.value(value.get(Calendar.HOUR_OF_DAY));
out.name(MINUTE);
out.value(value.get(Calendar.MINUTE));
out.name(SECOND);
out.value(value.get(Calendar.SECOND));
out.endObject();
}
@Override
public void write(JsonWriter out, InetAddress value) throws IOException {
out.value(value == null ? null : value.getHostAddress());
}
public void write(JsonWriter jsonwriter, Number number)
{
jsonwriter.value(number);
}
@Override
public void write(JsonWriter out, Locale value) throws IOException {
out.value(value == null ? null : value.toString());
}
/**
* Serialize YangInstanceIdentifier with specified JsonWriter.
*
* @param writer JsonWriter
* @param value YangInstanceIdentifier
*/
@Override
public void serializeToWriter(final JsonWriter writer, final YangInstanceIdentifier value)
throws IOException {
writer.value(serialize(value));
}
public void write(JsonWriter out, T value) throws IOException {
out.value(value == null ? null : constantToName.get(value));
}
