public static void writeLogFile(String descript, String filename) {
File file;
FileOutputStream outstream;
// BufferedWriter outstream;
Date time = new Date();
long bytes = 30000000;
try {
// Get log file
String logfile = "C:\\" + filename + ".txt";
file = new File(logfile);
boolean exists = file.exists();
if (!exists) {
// create a new, empty node file
try {
file = new File(logfile);
boolean success = file.createNewFile();
} catch (IOException e) {
System.out.println("Create Event Log file failed!");
}
}
try {
descript = descript + "\n";
outstream = new FileOutputStream(file, true);
for (int i = 0; i < descript.length(); ++i) {
outstream.write((byte) descript.charAt(i));
}
outstream.close();
} catch (IOException e) {
}
} catch (java.lang.Exception e) {
}
}
public static void write_Byte_array(
int Msg_head, int packetbytes_length, int numdecodedsamples, byte[] source) {
int i = 0;
int k = 0;
int quote = 0;
int residule = 0;
long min, sec, millisec, time_pre;
String descript_string = "";
// System.out.println("Destination[0][0]:" + destination[0][0] + "\n " );
// System.out.println("decodepacketbytepointer " + decodepacketbytepointer + " " +
// decodepacketbitpointer + "\n " );
// decompressed data less than packetbytes_length
if (numdecodedsamples <= (packetbytes_length / 2 - 2)) // one sample is stored by two bytes
{
// change length here
TOS_length = (Msg_head - 10 + 4 + numdecodedsamples * 2);
APP_length = (TOS_length - 14);
source[0] &= ~(0xff); // TOS_Msg length
source[21] &= ~(0xff); // APP_Msg length
source[0] |= (TOS_length & 0xff); // only one byte can be written
source[21] |= (APP_length & 0xff); // only one byte can be written
// System.out.println(" Length ****** " + source[0] + " " + source[21] + " "+ k + "\n " );
source[20] &= ~(0xff);
source[20] |= (SEISMIC_DATA_TYPE & 0xff); // only one byte can be written
for (i = 0; i < (Msg_head + timestampbits / 8); i++) {
// System.out.println(Msg_head + " " + timestampbits);
// System.out.println(source[i] + " " + i);
writeint(0, 8, source[i]);
}
// writeint(0,4,source[i]);//codingparameter written
for (i = 0; i < numdecodedsamples; i++) {
writeint(0, 16, decodedunfoldedsamples[i]);
}
// System.out.println("decodepacketbytepointer " + decodepacketbytepointer + " " +
// decodepacketbitpointer + "\n " );
/* reset variables for next packet read */
decodepacketbitpointer = 0;
decodepacketbytepointer = 0;
// System.out.println("Destination[0][0]:" + destination[0][0] + "\n " );
// Write to a file with the timestamp and numdecodedsamples
// descript_string += time_s;
// descript_string += " ";
descript_string += numdecodedsamples;
// descript_string += " ";
// descript_string +=decodedfoldedsamples[5];
// descript_string += " ";
// descript_string += decodedunfoldedsamples[1];
// descript_string += " ";
// descript_string += decodedunfoldedsamples[numdecodedsamples-2];
descript_string += "\r\n";
try {
FileOutputStream outstream;
outstream = new FileOutputStream(compress_logfile, true);
for (int m = 0; m < descript_string.length(); ++m) {
outstream.write((byte) descript_string.charAt(m));
}
outstream.close();
} catch (IOException e) {
}
}
// The number of bytes after decompression is longer than the compressed one, it should be
// seperated into several packets
// It should go here more frequently
else {
try {
FileOutputStream outstream;
outstream = new FileOutputStream(compress_logfile, true);
quote = numdecodedsamples / (packetbytes_length / 2 - 2);
// System.out.println("#####The Number of decompressed packets = " + numdecodedsamples +
// "quote " + quote + "\n");
for (k = 0; k < quote; k++) {
// change data type here
source[20] &= ~(0xff);
source[20] |= (SEISMIC_DATA_TYPE & 0xff); // only one byte can be written
// change the sequence number here
source[22] &= ~(0xff);
source[23] &= ~(0xff);
source[22] |= ((APP_seqo + k) & 0x00ff); // only one byte can be written
source[23] |= ((APP_seqo + k) & 0xff00) >> 8; // only one byte can be written
// System.out.println("Changing seqno ****** " + (APP_seqo+k) + " || " +
// Integer.toHexString(source[23]) + " " + Integer.toHexString(source[22]) + "k" + k + "\n
// " );
for (i = 0; i < Msg_head; i++) {
writeint(k, 8, source[i]);
}
if (k > 0) {
// change time_stamp here
timestamp += ((packetbytes_length) / 2 - 2) * timeinterval;
}
time_pre = timestamp;
min = (timestamp / 60000);
writeint(k, 6, min); // write minute byte
timestamp = timestamp % 60000;
sec = (timestamp / 1000);
writeint(k, 6, sec); // write second byte
timestamp = timestamp % 1000;
millisec = timestamp;
writeint(k, 10, millisec); // write millisecond byte
writeint(k, 10, timeinterval); // write time interval
timestamp = time_pre;
// System.out.println("Changing timestamp******** " + timestamp + "| k ==" + k + "\n " );
for (i = k * (packetbytes_length / 2 - 2);
i < (k + 1) * (packetbytes_length / 2 - 2);
i++) {
writeint(k, 16, decodedunfoldedsamples[i]); // one sample costs two bytes
}
// System.out.println("decodepacketbytepointer " + decodepacketbytepointer + " " +
// decodepacketbitpointer + "\n " );
// reset variables for next packet read
decodepacketbitpointer = 0;
decodepacketbytepointer = 0;
// System.out.println("Destination[0][0]:" + destination[0][0] + "\n " );
}
// Write to a file with the timestamp and numdecodedsamples
// descript_string += time_s;
// descript_string += " ";
descript_string += numdecodedsamples;
descript_string += " ";
// descript_string +=decodedfoldedsamples[1];
// descript_string += " ";
// descript_string += decodedunfoldedsamples[1];
// descript_string += " ";
// descript_string += decodedunfoldedsamples[numdecodedsamples-2];
descript_string += "\r\n";
for (int m = 0; m < descript_string.length(); ++m) {
outstream.write((byte) descript_string.charAt(m));
}
descript_string = "";
if ((residule = (numdecodedsamples) % (packetbytes_length / 2 - 2)) != 0) {
// System.out.println("For the residule***************" + "\n " );
// change length here
TOS_length = (Msg_head - 10 + 4 + residule * 2);
APP_length = (TOS_length - 14);
source[0] &= ~(0xff); // TOS_Msg length
source[21] &= ~(0xff); // APP_Msg length
source[0] |= (TOS_length & 0xff); // only one byte can be written
source[21] |= (APP_length & 0xff); // only one byte can be written
// change data type here
source[20] &= ~(0xff);
source[20] |= (SEISMIC_DATA_TYPE & 0xff); // only one byte can be written
// change the sequenceNum here
source[22] &= ~(0xff);
source[23] &= ~(0xff);
source[22] |= ((APP_seqo + quote) & 0x00ff); // only one byte can be written
source[23] |= ((APP_seqo + quote) & 0xff00) >> 8; // only one byte can be written
// System.out.println("Changing seqno ****** " + (APP_seqo+quote) + " || " +
// Integer.toHexString(source[23]) + " " + Integer.toHexString(source[22]) + "quote" +
// quote + "\n " );
destination_last_row = new byte[TOS_length + 10];
for (i = 0; i < Msg_head; i++) {
writeint_last_row(8, source[i]);
}
// change time_stamp here
timestamp += ((packetbytes_length) / 2 - 2) * timeinterval;
time_pre = timestamp;
min = (timestamp / 60000);
writeint_last_row(6, min); // write minute byte
timestamp = timestamp % 60000;
sec = (timestamp / 1000);
writeint_last_row(6, sec); // write second byte
timestamp = timestamp % 1000;
millisec = timestamp;
writeint_last_row(10, millisec); // write millisecond byte
writeint_last_row(10, timeinterval); // write time interval
timestamp = time_pre;
// System.out.println("Changing timestamp******** " + timestamp + "| residule ==" +
// residule + "\n " );
for (i = quote * (packetbytes_length / 2 - 2);
i < ((quote) * (packetbytes_length / 2 - 2) + residule);
i++) {
writeint_last_row(16, decodedunfoldedsamples[i]);
}
// reset variables for next packet read
decodepacketbitpointer = 0;
decodepacketbytepointer = 0;
// Write to a file with the timestamp and numdecodedsamples
/*descript_string += time_s;
descript_string += " ";
descript_string += residule;
descript_string += "\r\n";
for (int m=0; m<descript_string.length();++m){
outstream.write((byte)descript_string.charAt(m));
}
descript_string = "";*/
}
outstream.close();
} catch (IOException e) {
}
// return 1;
}
}
