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|
package wSerial;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.util.Enumeration;
import java.util.TooManyListenersException;
import javax.comm.CommPortIdentifier;
import javax.comm.NoSuchPortException;
import javax.comm.PortInUseException;
import javax.comm.SerialPort;
import javax.comm.SerialPortEvent;
import javax.comm.SerialPortEventListener;
import javax.comm.UnsupportedCommOperationException;
import wOutils.Gp;
import wPtime.TimeEllaspe;
import com.sun.comm.Win32Driver;
public class Serial extends Thread implements SerialPortEventListener {
public static int LENGTH_TRAME=1024;
public static String ACKPF="ackPF";
// Gestion de la fin de trame
// Sur une Chaine
public static final int ACKCONTROL_STRING=0;
// Sur un CR LF
public static final int ACKCONTROL_STRINGCRLF=1;
// Sur un BYTE de controle (souvent 05 ETX)
public static final int ACKCONTROL_BYTE=2;
// Sur un Chaine encapsulée par des byte de controle
public static final int ACKCONTROL_STX_BYTES_ETX1_ETX2=3;
// Sur un BYTE de controle (Simple ACK/NACK)
public static final int ACKCONTROL_ACKPF=4;
//
OutputStream out=null;
InputStreamReader in=null;
SerialPort serialPort;
String portCom=null;
boolean debug=false;
boolean open=false;
boolean trace=false;
//
int ackControl;
boolean ackPF=false;
byte[] buffRet=new byte[LENGTH_TRAME];
int prefix;
int suffix1;
int suffix2;
int trameLength;
private long sleep;
public Serial(Gp gpAbc,String portCom,int ackControl){
this.portCom=portCom.trim();
if (this.portCom.charAt(this.portCom.length()-1)==':'){
this.portCom=this.portCom.substring(0, this.portCom.length()-1);
}
this.ackControl=ackControl;
if (gpAbc.m_user.equals("9000DEV")){
this.trace=true;
}
buffRet[0]='\0';
start();
}
public void run(){
setSleep(150);
open();
}
public boolean open(){
Win32Driver w32Driver = new Win32Driver();
w32Driver.initialize();
CommPortIdentifier portId=null;
boolean ret=true;
if (ret){
if (portCom==null) {
portCom=listePortsDispo().getName();
if (portCom==null){
Gp.MB("Port = "+portCom+", Inconnu");
ret=false;
}
}
}
if (ret){
try {
portId=CommPortIdentifier.getPortIdentifier(portCom);
} catch (NoSuchPortException arg0) {
Gp.MB("Port = "+portCom+", Inconnu ou indisponible");
ret=false;
}
}
if (ret){
try {
int timeOut=2000;
serialPort = (SerialPort) portId.open("ModeEvenement", timeOut);
} catch (PortInUseException e) {
Gp.MB("Port = "+portId.getName()+", Occupé");
ret=false;
}
}
if (ret){
serialPort.setOutputBufferSize( 40000 );
if (!isCTS()){
Gp.MB("Port = "+portId.getName()+", Brancher ou Allumer le périphérique, Merci");
ret=false;
}
}
if (ret){
try {
in=new InputStreamReader(serialPort.getInputStream());
} catch (IOException arg0) { arg0.printStackTrace(); }
}
if (ret){
try {
serialPort.addEventListener(this);
} catch (TooManyListenersException arg0) { arg0.printStackTrace(); }
serialPort.notifyOnDataAvailable(true);
serialPort.notifyOnBreakInterrupt(true);
serialPort.notifyOnCarrierDetect(true);
serialPort.notifyOnCTS(true);
serialPort.notifyOnDataAvailable(true);
serialPort.notifyOnDSR(true);
serialPort.notifyOnFramingError(true);
serialPort.notifyOnOutputEmpty(true);
serialPort.notifyOnOverrunError(true);
serialPort.notifyOnParityError(true);
serialPort.notifyOnRingIndicator(true);
}
open=ret;
return ret;
}
public boolean isOpenTimeOut(){
boolean ret=open;
TimeEllaspe te=new TimeEllaspe(1);
while (!ret){
if (te.testTimeOut()){
if (te.isTimeOut()){
ret=false;
}
break;
} else {
ret=open;
}
}
return ret;
}
public boolean isOpen() {
return open;
}
public boolean open(int speed, String parity, int nbbit,int nbstop){
boolean ret=open();
if (ret){
setPortParams(speed, parity, nbbit,nbstop);
}
return ret;
}
public void setPortParams(int speed, String parity, int nbbit,int nbstop){
int iparity=0;
if (parity=="N") {
// SANS
iparity=SerialPort.PARITY_NONE;
} else if (parity=="O") {
// IMPAIR
iparity=SerialPort.PARITY_ODD;
} if (parity=="E") {
// PAIR
iparity=SerialPort.PARITY_EVEN;
}
try {
serialPort.setSerialPortParams(speed,nbbit,nbstop,iparity);
} catch (UnsupportedCommOperationException arg0) { arg0.printStackTrace(); }
}
public void setTrameParams(int prefix, int length, int suffix1,int suffix2) {
this.prefix=prefix;
this.trameLength=length;
this.suffix1=suffix1;
this.suffix2=suffix2;
}
public void close(){
if (open){
try {
if (out!=null){
out.close();
}
if (in!=null){
in.close();
}
} catch (IOException arg0) { arg0.printStackTrace(); }
serialPort.removeEventListener();
serialPort.close();
open=false;
}
}
public CommPortIdentifier listePortsDispo()
{
CommPortIdentifier ret=null;
CommPortIdentifier tmp;
Enumeration<?> portList=CommPortIdentifier.getPortIdentifiers();
if (portList==null)
{
System.err.println("Aucun port de communication détecté" );
return null;
}
while (portList.hasMoreElements())
{
tmp=(CommPortIdentifier)portList.nextElement();
if (ret==null){ // Valorise le premier port com trouvé
ret=tmp;
//break;
}
}
return ret;
}
public int getAckControl() {
return ackControl;
}
public void setAckControl(int ackControl) {
this.ackControl = ackControl;
}
public void setDebug(boolean enable){
debug=enable;
}
public void write(String txt) {
if (debug){
switch(ackControl){
case ACKCONTROL_ACKPF:
Gp.ad(""+txt);
case ACKCONTROL_BYTE:
//Gp.ad(""+txt);
break;
}
}
try {
out=serialPort.getOutputStream();
out.write(txt.getBytes());
out.flush();
} catch (IOException arg0) { arg0.printStackTrace(); }
}
public void write(int i) {
if (debug){
switch(ackControl){
case ACKCONTROL_ACKPF:
Gp.ad(""+(char)i);
break;
case ACKCONTROL_BYTE:
//Gp.ad(""+i);
break;
}
}
try {
out=serialPort.getOutputStream();
out.write(i);
out.flush();
} catch (IOException arg0) { arg0.printStackTrace(); }
}
public void serialEvent(SerialPortEvent ev) {
switch (ev.getEventType()) {
case SerialPortEvent.BI :
//System.out.println("BI");
break;
case SerialPortEvent.OE :
//System.out.println("OE");
break;
case SerialPortEvent.FE :
//System.out.println("FE");
break;
case SerialPortEvent.PE :
//System.out.println("PE");
break;
case SerialPortEvent.CD :
//System.out.println("CD");
break;
case SerialPortEvent.CTS :
//System.out.println("CTS");
break;
case SerialPortEvent.DSR :
//System.out.println("DSR");
break;
case SerialPortEvent.RI :
//System.out.println("RI");
break;
case SerialPortEvent.OUTPUT_BUFFER_EMPTY :
//System.out.println("OBE");
break;
case SerialPortEvent.DATA_AVAILABLE :
readData();
}
}
private void readData() {
// Transfert les Datas du port vers un buffer interne
byte[] bufferRead=new byte[128];
try { // Laisse du temps pour que TOUTE la trame arrive suite à l'interruption DATA_AVAILABLE
Thread.sleep(sleep);
} catch (InterruptedException arg0) { arg0.printStackTrace(); }
// TOUTE la trame est là !!!!!
int ibuffer=0;
try {
int c = in.read() & 0xff;
while(c!=-1 && bufferRead.length>ibuffer){
bufferRead[ibuffer]=(byte)c;
ibuffer++;
if (debug){
switch(ackControl){
case ACKCONTROL_STRING:
Gp.ad("<< "+(char) c);
break;
case ACKCONTROL_ACKPF:
Gp.ad("<< "+(char) c);
break;
case ACKCONTROL_BYTE:
Gp.ad("<< "+ c);
break;
case ACKCONTROL_STX_BYTES_ETX1_ETX2:
Gp.ad("<< "+(char) c);
break;
}
}
if (in.ready()) {
c=in.read()& 0xff;
} else {
c=-1;
}
}
} catch (IOException arg0) { arg0.printStackTrace(); }
// Transfert le buffer interne
switch(ackControl){
case ACKCONTROL_STRING:
break;
case ACKCONTROL_STRINGCRLF:
break;
case ACKCONTROL_ACKPF:
String ctrl=ACKPF+(char) 13+(char) 10;
buffRet[0]='\0';
//String retour="";
boolean comp=true;
for (int i=0;i<ACKPF.length();i++){
buffRet[i]=bufferRead[i];
//retour=retour+(char)bufferRead[i];
if (ctrl.charAt(i)!=(char)buffRet[i]){
comp=false;
break;
}
}
if (comp){
setAckPF(true);
}
break;
case ACKCONTROL_BYTE:
for (int i=0;i<bufferRead.length;i++){
buffRet[i]=bufferRead[i];
}
setAckPF(true);
break;
case ACKCONTROL_STX_BYTES_ETX1_ETX2:
buffRet[0]='\0';
int i=0;
for (;i<bufferRead.length;i++){
if (bufferRead[i]==prefix){
i++;
break;
}
}
//for (int j=0;j<buffRet.length && i<bufferRead.length;j++){
for (int j=0;j<buffRet.length ;j++){
if (bufferRead[i]!=suffix1){
buffRet[j]=bufferRead[i];
buffRet[j+1]='\0';
i++;
} else {
i++;
break;
}
}
for (;i<bufferRead.length;i++){
if (bufferRead[i]==suffix2){
setAckPF(true);
break;
}
}
break;
}
}
public long getSleep() {
return sleep;
}
public void setSleep(long sleep) {
this.sleep = sleep;
}
public void setRTS(boolean enable){
if (debug){
Gp.ad("RTS "+enable+(char) 13);
}
serialPort.setRTS(enable);
}
public void setDTR(boolean enable){
if (debug){
Gp.ad("DTR "+enable+(char) 13);
}
serialPort.setDTR(enable);
}
public boolean isCTS(){
boolean ret=serialPort.isCTS();
if (debug){
Gp.ad("isCTS "+ret+(char) 13);
}
return ret;
}
public byte[] getBTrame(){
return buffRet;
}
public String getSTrame() {
String ret="";
for (int i=0;i<trameLength && buffRet[i]!='\0';i++){
ret=ret+(char)buffRet[i];
}
buffRet[0]='\0';
return ret;
}
public void setAckPF(boolean ackPF) {
this.ackPF = ackPF;
}
public boolean isAckPF() {
return ackPF;
}
public boolean isTrace() {
return trace;
}
public void setTrace(boolean trace) {
this.trace = trace;
}
public String getPortCom() {
isOpenTimeOut();
return portCom;
}
} |
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