use of io.mycat.net.mysql.EOFPacket in project Mycat-Server by MyCATApache.
the class MyCATSequnceProcessor method outRawData.
private void outRawData(ServerConnection sc, String value) {
byte packetId = 0;
int fieldCount = 1;
ByteBuffer byteBuf = sc.allocate();
ResultSetHeaderPacket headerPkg = new ResultSetHeaderPacket();
headerPkg.fieldCount = fieldCount;
headerPkg.packetId = ++packetId;
byteBuf = headerPkg.write(byteBuf, sc, true);
FieldPacket fieldPkg = new FieldPacket();
fieldPkg.packetId = ++packetId;
fieldPkg.name = StringUtil.encode("SEQUNCE", sc.getCharset());
byteBuf = fieldPkg.write(byteBuf, sc, true);
EOFPacket eofPckg = new EOFPacket();
eofPckg.packetId = ++packetId;
byteBuf = eofPckg.write(byteBuf, sc, true);
RowDataPacket rowDataPkg = new RowDataPacket(fieldCount);
rowDataPkg.packetId = ++packetId;
rowDataPkg.add(StringUtil.encode(value, sc.getCharset()));
byteBuf = rowDataPkg.write(byteBuf, sc, true);
// write last eof
EOFPacket lastEof = new EOFPacket();
lastEof.packetId = ++packetId;
byteBuf = lastEof.write(byteBuf, sc, true);
// write buffer
sc.write(byteBuf);
}
use of io.mycat.net.mysql.EOFPacket in project Mycat_plus by coderczp.
the class PackageBufINf method handle.
public static void handle(String stmt, ManagerConnection c) {
ByteBuffer buffer = c.allocate();
// write header
buffer = header.write(buffer, c, true);
// write fields
for (FieldPacket field : fields) {
buffer = field.write(buffer, c, true);
}
// write eof
buffer = eof.write(buffer, c, true);
// write rows
byte packetId = eof.packetId;
PackageBufINf bufInf = null;
// show log key=warn limit=0,30
Map<String, String> condPairMap = getCondPair(stmt);
if (condPairMap.isEmpty()) {
bufInf = showLogSum(c, buffer, packetId);
} else {
String logFile = condPairMap.get("file");
if (logFile == null) {
logFile = DEFAULT_LOGFILE;
}
String limitStr = condPairMap.get("limit");
limitStr = (limitStr != null) ? limitStr : "0," + 100000;
String[] limtArry = limitStr.split("\\s|,");
int start = Integer.parseInt(limtArry[0]);
int page = Integer.parseInt(limtArry[1]);
int end = Integer.valueOf(start + page);
String key = condPairMap.get("key");
String regex = condPairMap.get("regex");
bufInf = showLogRange(c, buffer, packetId, key, regex, start, end, logFile);
}
packetId = bufInf.packetId;
buffer = bufInf.buffer;
EOFPacket lastEof = new EOFPacket();
lastEof.packetId = ++packetId;
buffer = lastEof.write(buffer, c, true);
// write buffer
c.write(buffer);
}
use of io.mycat.net.mysql.EOFPacket in project Mycat_plus by coderczp.
the class SelectSessionAutoIncrement method execute.
public static void execute(ManagerConnection c) {
ByteBuffer buffer = c.allocate();
// write header
buffer = header.write(buffer, c, true);
// write fields
for (FieldPacket field : fields) {
buffer = field.write(buffer, c, true);
}
// write eof
buffer = eof.write(buffer, c, true);
// write rows
byte packetId = eof.packetId;
RowDataPacket row = new RowDataPacket(FIELD_COUNT);
row.packetId = ++packetId;
row.add(LongUtil.toBytes(1));
buffer = row.write(buffer, c, true);
// write last eof
EOFPacket lastEof = new EOFPacket();
lastEof.packetId = ++packetId;
buffer = lastEof.write(buffer, c, true);
// post write
c.write(buffer);
}
use of io.mycat.net.mysql.EOFPacket in project Mycat_plus by coderczp.
the class SelectVersionComment method execute.
public static void execute(ManagerConnection c) {
ByteBuffer buffer = c.allocate();
// write header
buffer = header.write(buffer, c, true);
// write fields
for (FieldPacket field : fields) {
buffer = field.write(buffer, c, true);
}
// write eof
buffer = eof.write(buffer, c, true);
// write rows
byte packetId = eof.packetId;
RowDataPacket row = new RowDataPacket(FIELD_COUNT);
row.add(VERSION_COMMENT);
row.packetId = ++packetId;
buffer = row.write(buffer, c, true);
// write last eof
EOFPacket lastEof = new EOFPacket();
lastEof.packetId = ++packetId;
buffer = lastEof.write(buffer, c, true);
// post write
c.write(buffer);
}
use of io.mycat.net.mysql.EOFPacket in project Mycat_plus by coderczp.
the class ConfFileHandler method handle.
public static void handle(String stmt, ManagerConnection c) {
ByteBuffer buffer = c.allocate();
// write header
buffer = header.write(buffer, c, true);
// write fields
for (FieldPacket field : fields) {
buffer = field.write(buffer, c, true);
}
// write eof
buffer = eof.write(buffer, c, true);
// write rows
byte packetId = eof.packetId;
String theStmt = stmt.toUpperCase().trim();
PackageBufINf bufInf = null;
if (theStmt.equals("FILE @@LIST")) {
bufInf = listConfigFiles(c, buffer, packetId);
} else if (theStmt.startsWith("FILE @@SHOW")) {
int index = stmt.lastIndexOf(' ');
String fileName = stmt.substring(index + 1);
bufInf = showConfigFile(c, buffer, packetId, fileName);
} else if (theStmt.startsWith(UPLOAD_CMD)) {
int index = stmt.indexOf(' ', UPLOAD_CMD.length());
int index2 = stmt.indexOf(' ', index + 1);
if (index <= 0 || index2 <= 0 || index + 1 > stmt.length() || index2 + 1 > stmt.length()) {
bufInf = showInfo(c, buffer, packetId, "Invald param ,usage ");
}
String fileName = stmt.substring(index + 1, index2);
String content = stmt.substring(index2 + 1).trim();
bufInf = upLoadConfigFile(c, buffer, packetId, fileName, content);
} else {
bufInf = showInfo(c, buffer, packetId, "Invald command ");
}
packetId = bufInf.packetId;
buffer = bufInf.buffer;
// write last eof
EOFPacket lastEof = new EOFPacket();
lastEof.packetId = ++packetId;
buffer = lastEof.write(buffer, c, true);
// write buffer
c.write(buffer);
}
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