public static void checkBlockingBinary(
Schema schema, Object datum, DatumWriter<Object> writer, DatumReader<Object> reader)
throws IOException {
ByteArrayOutputStream out = new ByteArrayOutputStream();
writer.setSchema(schema);
Encoder encoder = EncoderFactory.get().blockingBinaryEncoder(out, null);
writer.write(datum, encoder);
encoder.flush();
byte[] data = out.toByteArray();
reader.setSchema(schema);
Object decoded = reader.read(null, DecoderFactory.get().binaryDecoder(data, null));
assertEquals("Decoded data does not match.", datum, decoded);
}
private static void checkJson(Schema schema, Object datum, String json) throws Exception {
ByteArrayOutputStream out = new ByteArrayOutputStream();
Encoder encoder = EncoderFactory.get().jsonEncoder(schema, out);
DatumWriter<Object> writer = new GenericDatumWriter<Object>();
writer.setSchema(schema);
writer.write(datum, encoder);
encoder.flush();
byte[] data = out.toByteArray();
String encoded = new String(data, "UTF-8");
assertEquals("Encoded data does not match.", json, encoded);
DatumReader<Object> reader = new GenericDatumReader<Object>();
reader.setSchema(schema);
Object decoded =
reader.read(null, DecoderFactory.get().jsonDecoder(schema, new ByteArrayInputStream(data)));
assertEquals("Decoded data does not match.", datum, decoded);
}
private static void checkJson(
Schema schema, Object datum, DatumWriter<Object> writer, DatumReader<Object> reader)
throws IOException {
ByteArrayOutputStream out = new ByteArrayOutputStream();
Encoder encoder = EncoderFactory.get().jsonEncoder(schema, out);
writer.setSchema(schema);
writer.write(datum, encoder);
writer.write(datum, encoder);
encoder.flush();
byte[] data = out.toByteArray();
reader.setSchema(schema);
Decoder decoder = DecoderFactory.get().jsonDecoder(schema, new ByteArrayInputStream(data));
Object decoded = reader.read(null, decoder);
assertEquals("Decoded data does not match.", datum, decoded);
decoded = reader.read(decoded, decoder);
assertEquals("Decoded data does not match.", datum, decoded);
}
/**
* Gives the output message
*
* @param outputType output data type
* @param result mapping result
* @return the output as a String
* @throws IOException
*/
public String getOutputMessage(String outputType, GenericRecord result)
throws SynapseException, IOException {
DatumWriter<GenericRecord> writer = null;
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
Encoder encoder = new DummyEncoder(byteArrayOutputStream);
// OMElement outMessage = null;
String outMessage = null;
try {
writer = WriterRegistry.getInstance().get(outputType).newInstance();
writer.setSchema(result.getSchema());
writer.write(result, encoder);
if (log.isDebugEnabled()) {
log.debug("Output received from datum writer.." + byteArrayOutputStream.toString());
}
} catch (Exception e) {
handleException("Data coversion Failed at JSONWriter..", e);
} finally {
encoder.flush();
}
/*try {
// Converts the result into an OMElement
outMessage = getOutputResult(byteArrayOutputStream.toString());
} catch (XMLStreamException e) {
handleException(
"Failed at generating the OMElement for the JSON output received...",
e);
}*/
outMessage = byteArrayOutputStream.toString();
return outMessage;
}
