Examples with ErrorPacket com.actiontech.dble.net.mysql.ErrorPacket used on opensource projects

Example 21 with ErrorPacket

use of com.actiontech.dble.net.mysql.ErrorPacket in project dble by actiontech.

the class CreateViewHandler method handle.

public static void handle(String stmt, ServerConnection c, boolean isReplace) {
    // create a new object of the view
    ViewMeta vm = new ViewMeta(stmt, c.getSchema(), DbleServer.getInstance().getTmManager());
    ErrorPacket error = vm.initAndSet(isReplace);
    if (error != null) {
        // if any error occurs when parse sql into view object
        c.writeErrMessage(error.getErrNo(), new String(error.getMessage()));
        return;
    }
    // or just save the create sql into file
    saveCreateSqlToReposoitory(stmt, vm.getViewName(), c.getSchema());
    // if the create success with no error send back OK
    c.write(c.writeToBuffer(OkPacket.OK, c.allocate()));
}

Example 22 with ErrorPacket

use of com.actiontech.dble.net.mysql.ErrorPacket in project dble by actiontech.

the class SetTestJob method errorResponse.

@Override
public void errorResponse(byte[] err, BackendConnection conn) {
    ErrorPacket errPg = new ErrorPacket();
    errPg.read(err);
    doFinished(true);
    // conn context not change
    conn.release();
    sc.writeErrMessage(errPg.getErrNo(), new String(errPg.getMessage()));
}

Example 23 with ErrorPacket

use of com.actiontech.dble.net.mysql.ErrorPacket in project dble by actiontech.

the class TransformSQLJob method connectionError.

@Override
public void connectionError(Throwable e, BackendConnection conn) {
    LOGGER.info("can't get connection for sql :" + sql);
    ErrorPacket errPacket = new ErrorPacket();
    errPacket.setPacketId(0);
    errPacket.setErrNo(ErrorCode.ER_YES);
    errPacket.setMessage(StringUtil.encode(e.toString(), StandardCharsets.UTF_8.toString()));
    writeError(errPacket.toBytes());
}

Example 24 with ErrorPacket

use of com.actiontech.dble.net.mysql.ErrorPacket in project dble by actiontech.

the class SchemaMeta method getView.

/**
 * try to get a view meta of querynode
 *
 * @param name
 * @return
 */
public QueryNode getView(String name) {
    ViewMeta view = viewMetas.get(name);
    QueryNode queryNode = null;
    if (view != null) {
        if (view.getViewQuery() != null) {
            queryNode = view.getViewQuery().copy();
        } else {
            ErrorPacket error = view.initAndSet(true);
            if (error != null) {
                throw new RuntimeException(" View '" + view.getViewName() + "' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them");
            } else {
                queryNode = view.getViewQuery().copy();
            }
        }
    }
    return queryNode;
}

Example 25 with ErrorPacket

use of com.actiontech.dble.net.mysql.ErrorPacket in project dble by actiontech.

the class FrontendConnection method writeErrMessage.

private void writeErrMessage(byte id, int vendorCode, String sqlState, String msg) {
    ErrorPacket err = new ErrorPacket();
    err.setPacketId(id);
    err.setErrNo(vendorCode);
    err.setSqlState(StringUtil.encode(sqlState, charsetName.getResults()));
    err.setMessage(StringUtil.encode(msg, charsetName.getResults()));
    err.write(this);
}