public static final void decompress(IData pipeline) throws ServiceException {
// --- <<IS-START(decompress)>> ---
// @subtype unknown
// @sigtype java 3.5
// [i] object:0:optional $content.gzip
// [i] field:0:optional $encoding
// [i] field:0:optional $mode
// {"stream","bytes","string","base64"}
// [o] object:0:optional $content
IDataCursor cursor = pipeline.getCursor();
try {
Object input = IDataUtil.get(cursor, "$content.gzip");
Charset charset = CharsetHelper.normalize(IDataUtil.getString(cursor, "$encoding"));
ObjectConvertMode mode = ObjectConvertMode.normalize(IDataUtil.getString(cursor, "$mode"));
Object output =
ObjectHelper.convert(
GzipHelper.decompress(InputStreamHelper.normalize(input, charset)), charset, mode);
if (output != null) IDataUtil.put(cursor, "$content", output);
} catch (IOException ex) {
ExceptionHelper.raise(ex);
} finally {
cursor.destroy();
}
// --- <<IS-END>> ---
}
public static final void write(IData pipeline) throws ServiceException {
// --- <<IS-START(write)>> ---
// @subtype unknown
// @sigtype java 3.5
// [i] field:0:optional $file
// [i] field:0:optional $mode {"append","write"}
// [i] object:0:optional $content
// [i] field:0:optional $encoding
// [o] field:0:optional $file
IDataCursor cursor = pipeline.getCursor();
try {
String file = IDataUtil.getString(cursor, "$file");
String mode = IDataUtil.getString(cursor, "$mode");
Object content = IDataUtil.get(cursor, "$content");
String encoding = IDataUtil.getString(cursor, "$encoding");
file = write(file, mode, content, encoding);
IDataUtil.put(cursor, "$file", file);
} finally {
cursor.destroy();
}
// --- <<IS-END>> ---
}
public static final void put(IData pipeline) throws ServiceException {
// --- <<IS-START(put)>> ---
// @subtype unknown
// @sigtype java 3.5
// [i] field:0:optional $key
// [i] object:0:optional $value
IDataCursor cursor = pipeline.getCursor();
try {
String key = IDataUtil.getString(cursor, "$key");
Object value = IDataUtil.get(cursor, "$value");
tundra.support.document.put(pipeline, key, value);
} finally {
cursor.destroy();
}
// --- <<IS-END>> ---
}
public static final void epochToDateString(IData pipeline) throws ServiceException {
// --- <<IS-START(epochToDateString)>> ---
// @sigtype java 3.5
// [i] object:0:required epochTime
// [o] field:0:required dateString
IDataCursor pipelineCursor = pipeline.getCursor();
Long myTimeAsLong = (Long) IDataUtil.get(pipelineCursor, "epochTime");
Date date = new Date(myTimeAsLong);
DateFormat format = new SimpleDateFormat("dd/MM/yyyy");
String dateString = format.format(date);
IDataUtil.put(pipelineCursor, "dateString", dateString);
pipelineCursor.destroy();
// --- <<IS-END>> ---
}
protected <T> T extractSingleValue(
IData data, ValueConverter<?, T> converter, String key, boolean mandatory, T defaultValue)
throws ServiceOutputException {
T result = defaultValue;
IDataCursor cur = data.getCursor();
try {
Object value = IDataUtil.get(cur, key);
if (value != null) {
if (converter.canConvert(value)) {
result = converter.convert(value);
} else {
throw new ServiceOutputException(
this, "can not convert " + key + " to " + converter.getResultType());
}
}
if (result == null && mandatory) {
throw new ServiceOutputException(this, String.format("missing required %s", key));
}
} finally {
cur.destroy();
}
return result;
}
