public byte[] getBytes() throws IOException {
final KuraPayloadProto.KuraPayload.Builder protoMsg = KuraPayloadProto.KuraPayload.newBuilder();
if (this.m_kuraPayload.getTimestamp() != null) {
protoMsg.setTimestamp(this.m_kuraPayload.getTimestamp().getTime());
}
if (this.m_kuraPayload.getPosition() != null) {
protoMsg.setPosition(this.buildPositionProtoBuf());
}
for (final String name : this.m_kuraPayload.metricNames()) {
final Object value = this.m_kuraPayload.getMetric(name);
try {
final KuraPayloadProto.KuraPayload.KuraMetric.Builder metricB =
KuraPayloadProto.KuraPayload.KuraMetric.newBuilder();
metricB.setName(name);
setProtoKuraMetricValue(metricB, value);
metricB.build();
protoMsg.addMetric(metricB);
} catch (final Exception eihte) {
try {
s_logger.error(
"During serialization, ignoring metric named: {}. Unrecognized value type: {}.",
name,
value.getClass().getName());
} catch (final NullPointerException npe) {
s_logger.error(
"During serialization, ignoring metric named: {}. The value is null.", name);
}
throw new RuntimeException(eihte);
}
}
if (this.m_kuraPayload.getBody() != null) {
protoMsg.setBody(ByteString.copyFrom(this.m_kuraPayload.getBody()));
}
return protoMsg.build().toByteArray();
}
private static void setProtoKuraMetricValue(
final KuraPayloadProto.KuraPayload.KuraMetric.Builder metric, final Object o)
throws Exception {
if (o instanceof String) {
metric.setType(KuraPayloadProto.KuraPayload.KuraMetric.ValueType.STRING);
metric.setStringValue((String) o);
} else if (o instanceof Double) {
metric.setType(KuraPayloadProto.KuraPayload.KuraMetric.ValueType.DOUBLE);
metric.setDoubleValue((Double) o);
} else if (o instanceof Integer) {
metric.setType(KuraPayloadProto.KuraPayload.KuraMetric.ValueType.INT32);
metric.setIntValue((Integer) o);
} else if (o instanceof Float) {
metric.setType(KuraPayloadProto.KuraPayload.KuraMetric.ValueType.FLOAT);
metric.setFloatValue((Float) o);
} else if (o instanceof Long) {
metric.setType(KuraPayloadProto.KuraPayload.KuraMetric.ValueType.INT64);
metric.setLongValue((Long) o);
} else if (o instanceof Boolean) {
metric.setType(KuraPayloadProto.KuraPayload.KuraMetric.ValueType.BOOL);
metric.setBoolValue((Boolean) o);
} else if (o instanceof byte[]) {
metric.setType(KuraPayloadProto.KuraPayload.KuraMetric.ValueType.BYTES);
metric.setBytesValue(ByteString.copyFrom((byte[]) o));
} else if (o == null) {
throw new Exception("null value");
} else {
throw new Exception(o.getClass().getName());
}
}
