package ie.omk.smpp.message;
import ie.omk.smpp.Address;
import ie.omk.smpp.util.GSMConstants;
import ie.omk.smpp.util.InvalidDateFormatException;
import ie.omk.smpp.util.SMPPDate;
import ie.omk.smpp.util.SMPPIO;
import java.io.OutputStream;
/**
* Submit a message to the SMSC for delivery to a single destination. Relevant
* inherited fields from SMPPPacket: <br>
* <ul>
* serviceType <br>
* source <br>
* destination <br>
* esmClass <br>
* protocolID <br>
* priority <br>
* deliveryTime <br>
* expiryTime <br>
* registered <br>
* replaceIfPresent <br>
* dataCoding <br>
* defaultMsg <br>
* smLength <br>
* message
* </ul>
*
* @author Oran Kelly
* @version 1.0
*/
public class SubmitSM extends ie.omk.smpp.message.SMPPRequest {
/**
* Construct a new SubmitSM.
*/
public SubmitSM() {
super(SUBMIT_SM);
}
/**
* Construct a new SubmitSM with specified sequence number.
*
* @param seqNum
* The sequence number to use
* @deprecated
*/
public SubmitSM(int seqNum) {
super(SUBMIT_SM, seqNum);
}
/**
* Return the number of bytes this packet would be encoded as to an
* OutputStream.
*
* @return the number of bytes this packet would encode as.
*/
public int getBodyLength() {
int len = ((serviceType != null) ? serviceType.length() : 0)
+ ((source != null) ? source.getLength() : 3)
+ ((destination != null) ? destination.getLength() : 3)
+ ((deliveryTime != null) ? deliveryTime.toString().length() : 0)
+ ((expiryTime != null) ? expiryTime.toString().length() : 0)
+ ((message != null) ? message.length : 0);
// 8 1-byte integers, 3 c-strings
return len + 8 + 3;
}
/**
* Write a byte representation of this packet to an OutputStream
*
* @param out
* The OutputStream to write to
* @throws java.io.IOException
* If an error occurs writing to the output stream.
*/
protected void encodeBody(OutputStream out) throws java.io.IOException {
int smLength = 0;
if (message != null) {
smLength = message.length;
}
SMPPIO.writeCString(serviceType, out);
if (source != null) {
source.writeTo(out);
} else {
// Write ton=0(null), npi=0(null), address=\0(nul)
new Address(GSMConstants.GSM_TON_UNKNOWN,
GSMConstants.GSM_NPI_UNKNOWN, "").writeTo(out);
}
if (destination != null) {
destination.writeTo(out);
} else {
// Write ton=0(null), npi=0(null), address=\0(nul)
new Address(GSMConstants.GSM_TON_UNKNOWN,
GSMConstants.GSM_NPI_UNKNOWN, "").writeTo(out);
}
String dt = (deliveryTime == null) ? "" : deliveryTime.toString();
String et = (expiryTime == null) ? "" : expiryTime.toString();
SMPPIO.writeInt(esmClass, 1, out);
SMPPIO.writeInt(protocolID, 1, out);
SMPPIO.writeInt(priority, 1, out);
SMPPIO.writeCString(dt, out);
SMPPIO.writeCString(et, out);
SMPPIO.writeInt(registered, 1, out);
SMPPIO.writeInt(replaceIfPresent, 1, out);
SMPPIO.writeInt(dataCoding, 1, out);
SMPPIO.writeInt(defaultMsg, 1, out);
SMPPIO.writeInt(smLength, 1, out);
if (message != null) {
out.write(message);
}
}
public void readBodyFrom(byte[] body, int offset)
throws SMPPProtocolException {
try {
int smLength = 0;
String delivery;
String valid;
// First the service type
serviceType = SMPPIO.readCString(body, offset);
offset += serviceType.length() + 1;
source = new Address();
source.readFrom(body, offset);
offset += source.getLength();
destination = new Address();
destination.readFrom(body, offset);
offset += destination.getLength();
// ESM class, protocol Id, priorityFlag...
esmClass = SMPPIO.bytesToInt(body, offset++, 1);
protocolID = SMPPIO.bytesToInt(body, offset++, 1);
priority = SMPPIO.bytesToInt(body, offset++, 1);
delivery = SMPPIO.readCString(body, offset);
offset += delivery.length() + 1;
if (delivery.length() > 0) {
deliveryTime = SMPPDate.parseSMPPDate(delivery);
}
valid = SMPPIO.readCString(body, offset);
offset += valid.length() + 1;
if (valid.length() > 0) {
expiryTime = SMPPDate.parseSMPPDate(valid);
}
// Registered delivery, replace if present, data coding, default msg
// and message length
registered = SMPPIO.bytesToInt(body, offset++, 1);
replaceIfPresent = SMPPIO.bytesToInt(body, offset++, 1);
dataCoding = SMPPIO.bytesToInt(body, offset++, 1);
defaultMsg = SMPPIO.bytesToInt(body, offset++, 1);
smLength = SMPPIO.bytesToInt(body, offset++, 1);
if (smLength > 0) {
message = new byte[smLength];
System.arraycopy(body, offset, message, 0, smLength);
}
} catch (InvalidDateFormatException x) {
throw new SMPPProtocolException("Unrecognized date format", x);
}
}
/**
* Convert this packet to a String. Not to be interpreted programmatically,
* it's just dead handy for debugging!
*/
public String toString() {
return new String("submit_sm");
}
}