/**
* 创建标记信息
*
* @return
*/
public static FeMessage createMarkMsg(EcgMark mark) {
if (mark.getTypeGroup() == EcgMark.TYPE_GROUP_STATUS) {
byte body[] = new byte[FeMessage.getBodyLength(FeMessage.TYPE_STATUS, 0, 0)];
body[0] = 0;
body[1] = 0;
System.arraycopy(MessageUtils.shortToBytes(mark.getType()), 0, body, 2, 2);
System.arraycopy(MessageUtils.shortToBytes(mark.getValue()), 0, body, 4, 2);
return new FeMessage(FeMessage.TYPE_STATUS, body);
} else if (mark.getTypeGroup() == EcgMark.TYPE_GROUP_PHYSIO) {
byte body[] = new byte[FeMessage.getBodyLength(FeMessage.TYPE_ANALYSIS_PHSIO, 0, 0)];
if (mark.getType() == EcgMark.PHYSIO_HR) {
System.arraycopy(MessageUtils.shortToBytes(1), 0, body, 0, 2);
} else if (mark.getType() == EcgMark.PHYSIO_BR) {
System.arraycopy(MessageUtils.shortToBytes(2), 0, body, 0, 2);
} else {
System.arraycopy(MessageUtils.shortToBytes(mark.getType()), 0, body, 0, 2);
}
System.arraycopy(MessageUtils.shortToBytes(mark.getValue()), 0, body, 2, 2);
return new FeMessage(FeMessage.TYPE_ANALYSIS_PHSIO, body);
} else {
return null;
}
}
public static byte[] toBytes(FeMessage msg) {
byte packet[] = new byte[8 + msg.getBody().length];
byte msgBody[] = msg.getBody();
System.arraycopy(FeMessage.HEADER, 0, packet, 0, 4);
System.arraycopy(MessageUtils.shortToBytes(msg.getType()), 0, packet, 4, 2);
System.arraycopy(MessageUtils.shortToBytes(msgBody.length), 0, packet, 6, 2);
System.arraycopy(msgBody, 0, packet, 8, msgBody.length);
return packet;
}
/**
* 创建认证反馈消息
*
* @return
*/
public static FeMessage createRegAckMsg(Device dev) {
byte body[] = new byte[FeMessage.getBodyLength(FeMessage.TYPE_REGISTER_ACK, 0, 0)];
System.arraycopy(dev.getId(), 0, body, 0, 8);
/*test code */
body[0] = (byte) 0x00ff;
body[1] = (byte) 0x00ff;
System.arraycopy(MessageUtils.shortToBytes(dev.getModel()), 0, body, 8, 2);
body[10] = (byte) (dev.getStreamLen() & 0x00ff);
System.arraycopy(MessageUtils.shortToBytes(dev.getSps()), 0, body, 11, 2);
/*
*send back the key pair
*/
/*
* test code
*/
dev.setKeyPair("0000000000000000".getBytes());
System.arraycopy(dev.getKeyPair(), 0, body, 16, 16);
return new FeMessage(FeMessage.TYPE_REGISTER_ACK, body);
}
