Package org.apache.cassandra.service

Examples of org.apache.cassandra.service.ClientState

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    }

    private static ResultMessage processStatement(CQLStatement statement, ConsistencyLevel cl, QueryState queryState, List<ByteBuffer> variables)
    throws RequestExecutionException, RequestValidationException
    {
        ClientState clientState = queryState.getClientState();
        statement.validate(clientState);
        statement.checkAccess(clientState);
        ResultMessage result = statement.execute(cl, queryState, variables);
        return result == null ? new ResultMessage.Void() : result;
    }
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    public static UntypedResultSet process(String query) throws RequestExecutionException
    {
        try
        {
            QueryState state = new QueryState(new ClientState(true));
            ResultMessage result = process(query, ConsistencyLevel.ONE, state);
            if (result instanceof ResultMessage.Rows)
                return new UntypedResultSet(((ResultMessage.Rows)result).result);
            else
                return null;
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    public static UntypedResultSet processInternal(String query)
    {
        try
        {
            ClientState state = new ClientState(true);
            QueryState qState = new QueryState(state);
            state.setKeyspace(Table.SYSTEM_KS);
            CQLStatement statement = getStatement(query, state).statement;
            statement.validate(state);
            ResultMessage result = statement.executeInternal(qState);
            if (result instanceof ResultMessage.Rows)
                return new UntypedResultSet(((ResultMessage.Rows)result).result);
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    private static ResultMessage processStatement(CQLStatement statement, ConsistencyLevel cl, QueryState queryState, List<ByteBuffer> variables)
    throws RequestExecutionException, RequestValidationException
    {
        logger.trace("Process {} @CL.{}", statement, cl);
        ClientState clientState = queryState.getClientState();
        statement.validate(clientState);
        statement.checkAccess(clientState);
        ResultMessage result = statement.execute(cl, queryState, variables);
        return result == null ? new ResultMessage.Void() : result;
    }
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    public static UntypedResultSet process(String query, ConsistencyLevel cl) throws RequestExecutionException
    {
        try
        {
            QueryState state = new QueryState(new ClientState(true));
            ResultMessage result = process(query, cl, state);
            if (result instanceof ResultMessage.Rows)
                return new UntypedResultSet(((ResultMessage.Rows)result).result);
            else
                return null;
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    public static UntypedResultSet processInternal(String query)
    {
        try
        {
            ClientState state = new ClientState(true);
            QueryState qState = new QueryState(state);
            state.setKeyspace(Table.SYSTEM_KS);
            CQLStatement statement = getStatement(query, state).statement;
            statement.validate(state);
            ResultMessage result = statement.executeInternal(qState);
            if (result instanceof ResultMessage.Rows)
                return new UntypedResultSet(((ResultMessage.Rows)result).result);
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    }
   
    public ClientState state()
    {
        SocketAddress remoteSocket = SocketSessionManagementService.remoteSocket.get();
        ClientState retval = null;
        if (null != remoteSocket)
        {
            retval = SocketSessionManagementService.instance.get(remoteSocket);
            if (null == retval)
            {
                retval = new ClientState();
                SocketSessionManagementService.instance.put(remoteSocket, retval);
            }
        }
        else
        {
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                                                  QueryOptions options,
                                                  String queryString)
    throws RequestExecutionException, RequestValidationException
    {
        logger.trace("Process {} @CL.{}", statement, options.getConsistency());
        ClientState clientState = queryState.getClientState();
        statement.checkAccess(clientState);
        statement.validate(clientState);

        ResultMessage result = preExecutionHooks.isEmpty() && postExecutionHooks.isEmpty()
                             ? statement.execute(queryState, options)
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    public static UntypedResultSet processInternal(String query)
    {
        try
        {
            ClientState state = ClientState.forInternalCalls();
            QueryState qState = new QueryState(state);
            state.setKeyspace(Keyspace.SYSTEM_KS);
            CQLStatement statement = getStatement(query, state).statement;
            statement.validate(state);
            ResultMessage result = statement.executeInternal(qState);
            if (result instanceof ResultMessage.Rows)
                return new UntypedResultSet(((ResultMessage.Rows)result).result);
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                                             QueryState queryState,
                                             List<List<ByteBuffer>> variables,
                                             List<Object> queryOrIdList)
    throws RequestExecutionException, RequestValidationException
    {
        ClientState clientState = queryState.getClientState();
        batch.checkAccess(clientState);
        batch.validate(clientState);

        if (preExecutionHooks.isEmpty() && postExecutionHooks.isEmpty())
            batch.executeWithPerStatementVariables(cl, queryState, variables);
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  • org.apache.cassandra.auth.CassandraAuthorizer
  • org.apache.cassandra.auth.PasswordAuthenticator
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  • org.apache.cassandra.cql3.QueryProcessor
  • org.apache.cassandra.cql3.statements.ListUsersStatement
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  • org.apache.cassandra.thrift.CassandraServer
  • org.apache.cassandra.transport.messages.StartupMessage
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