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Example 26 with EOFPacket

use of com.alibaba.cobar.net.mysql.EOFPacket in project cobar by alibaba.

the class ShowCommand method execute.

public static void execute(ManagerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    // write eof
    buffer = eof.write(buffer, c);
    // write rows
    byte packetId = eof.packetId;
    for (NIOProcessor p : CobarServer.getInstance().getProcessors()) {
        RowDataPacket row = getRow(p, c.getCharset());
        row.packetId = ++packetId;
        buffer = row.write(buffer, c);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // write buffer
    c.write(buffer);
}
Also used : RowDataPacket(com.alibaba.cobar.net.mysql.RowDataPacket) EOFPacket(com.alibaba.cobar.net.mysql.EOFPacket) NIOProcessor(com.alibaba.cobar.net.NIOProcessor) ByteBuffer(java.nio.ByteBuffer) FieldPacket(com.alibaba.cobar.net.mysql.FieldPacket)

Example 27 with EOFPacket

use of com.alibaba.cobar.net.mysql.EOFPacket in project cobar by alibaba.

the class ShowConnection method execute.

public static void execute(ManagerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    // write eof
    buffer = eof.write(buffer, c);
    // write rows
    byte packetId = eof.packetId;
    String charset = c.getCharset();
    for (NIOProcessor p : CobarServer.getInstance().getProcessors()) {
        for (FrontendConnection fc : p.getFrontends().values()) {
            if (fc != null) {
                RowDataPacket row = getRow(fc, charset);
                row.packetId = ++packetId;
                buffer = row.write(buffer, c);
            }
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // write buffer
    c.write(buffer);
}
Also used : FrontendConnection(com.alibaba.cobar.net.FrontendConnection) RowDataPacket(com.alibaba.cobar.net.mysql.RowDataPacket) EOFPacket(com.alibaba.cobar.net.mysql.EOFPacket) NIOProcessor(com.alibaba.cobar.net.NIOProcessor) ByteBuffer(java.nio.ByteBuffer) FieldPacket(com.alibaba.cobar.net.mysql.FieldPacket)

Example 28 with EOFPacket

use of com.alibaba.cobar.net.mysql.EOFPacket in project cobar by alibaba.

the class ShowDataNode method execute.

public static void execute(ManagerConnection c, String name) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    // write eof
    buffer = eof.write(buffer, c);
    // write rows
    byte packetId = eof.packetId;
    CobarConfig conf = CobarServer.getInstance().getConfig();
    Map<String, MySQLDataNode> dataNodes = conf.getDataNodes();
    List<String> keys = new ArrayList<String>();
    if (StringUtil.isEmpty(name)) {
        keys.addAll(dataNodes.keySet());
    } else {
        SchemaConfig sc = conf.getSchemas().get(name);
        if (null != sc) {
            keys.addAll(sc.getAllDataNodes());
        }
    }
    Collections.sort(keys, new Comparators<String>());
    for (String key : keys) {
        RowDataPacket row = getRow(dataNodes.get(key), c.getCharset());
        row.packetId = ++packetId;
        buffer = row.write(buffer, c);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // post write
    c.write(buffer);
}
Also used : MySQLDataNode(com.alibaba.cobar.mysql.MySQLDataNode) SchemaConfig(com.alibaba.cobar.config.model.SchemaConfig) RowDataPacket(com.alibaba.cobar.net.mysql.RowDataPacket) ArrayList(java.util.ArrayList) EOFPacket(com.alibaba.cobar.net.mysql.EOFPacket) CobarConfig(com.alibaba.cobar.CobarConfig) ByteBuffer(java.nio.ByteBuffer) FieldPacket(com.alibaba.cobar.net.mysql.FieldPacket)

Example 29 with EOFPacket

use of com.alibaba.cobar.net.mysql.EOFPacket in project cobar by alibaba.

the class ShowDataSource method execute.

public static void execute(ManagerConnection c, String name) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    // write eof
    buffer = eof.write(buffer, c);
    // write rows
    byte packetId = eof.packetId;
    CobarConfig conf = CobarServer.getInstance().getConfig();
    Map<String, DataSourceConfig> dataSources = conf.getDataSources();
    List<String> keys = new ArrayList<String>();
    if (null != name) {
        MySQLDataNode dn = conf.getDataNodes().get(name);
        if (dn != null)
            for (MySQLDataSource ds : dn.getSources()) {
                if (ds != null) {
                    keys.add(ds.getName());
                }
            }
    } else {
        keys.addAll(dataSources.keySet());
    }
    Collections.sort(keys, new Comparators<String>());
    for (String key : keys) {
        RowDataPacket row = getRow(dataSources.get(key), c.getCharset());
        row.packetId = ++packetId;
        buffer = row.write(buffer, c);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // post write
    c.write(buffer);
}
Also used : MySQLDataNode(com.alibaba.cobar.mysql.MySQLDataNode) DataSourceConfig(com.alibaba.cobar.config.model.DataSourceConfig) RowDataPacket(com.alibaba.cobar.net.mysql.RowDataPacket) ArrayList(java.util.ArrayList) EOFPacket(com.alibaba.cobar.net.mysql.EOFPacket) CobarConfig(com.alibaba.cobar.CobarConfig) ByteBuffer(java.nio.ByteBuffer) MySQLDataSource(com.alibaba.cobar.mysql.MySQLDataSource) FieldPacket(com.alibaba.cobar.net.mysql.FieldPacket)

Example 30 with EOFPacket

use of com.alibaba.cobar.net.mysql.EOFPacket in project cobar by alibaba.

the class SelectSessionAutoIncrement method execute.

public static void execute(ManagerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    // write eof
    buffer = eof.write(buffer, c);
    // 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);
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // post write
    c.write(buffer);
}
Also used : RowDataPacket(com.alibaba.cobar.net.mysql.RowDataPacket) EOFPacket(com.alibaba.cobar.net.mysql.EOFPacket) ByteBuffer(java.nio.ByteBuffer) FieldPacket(com.alibaba.cobar.net.mysql.FieldPacket)

Aggregations

EOFPacket (com.alibaba.cobar.net.mysql.EOFPacket)38 FieldPacket (com.alibaba.cobar.net.mysql.FieldPacket)38 ByteBuffer (java.nio.ByteBuffer)38 RowDataPacket (com.alibaba.cobar.net.mysql.RowDataPacket)37 NIOProcessor (com.alibaba.cobar.net.NIOProcessor)6 CobarConfig (com.alibaba.cobar.CobarConfig)5 MySQLDataNode (com.alibaba.cobar.mysql.MySQLDataNode)5 SchemaConfig (com.alibaba.cobar.config.model.SchemaConfig)3 MySQLDataSource (com.alibaba.cobar.mysql.MySQLDataSource)3 SQLRecord (com.alibaba.cobar.statistic.SQLRecord)3 FrontendConnection (com.alibaba.cobar.net.FrontendConnection)2 ResultSetHeaderPacket (com.alibaba.cobar.net.mysql.ResultSetHeaderPacket)2 ArrayList (java.util.ArrayList)2 TreeSet (java.util.TreeSet)2 DataSourceConfig (com.alibaba.cobar.config.model.DataSourceConfig)1 UserConfig (com.alibaba.cobar.config.model.UserConfig)1 BackendConnection (com.alibaba.cobar.net.BackendConnection)1 PreparedOkPacket (com.alibaba.cobar.net.mysql.PreparedOkPacket)1 RouteResultset (com.alibaba.cobar.route.RouteResultset)1 RouteResultsetNode (com.alibaba.cobar.route.RouteResultsetNode)1