Package org.apache.cassandra.cql3

Examples of org.apache.cassandra.cql3.QueryHandler

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        }
    }

    public static ColumnSpecification keySpecOf(ColumnSpecification column, MapType type)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("key(" + column.name + ")", true), type.keys);
    }
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        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("key(" + column.name + ")", true), type.keys);
    }

    public static ColumnSpecification valueSpecOf(ColumnSpecification column, MapType type)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("value(" + column.name + ")", true), type.values);
    }
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        }
    }

    public static ColumnSpecification indexSpecOf(ColumnSpecification column)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("idx(" + column.name + ")", true), Int32Type.instance);
    }
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        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("idx(" + column.name + ")", true), Int32Type.instance);
    }

    public static ColumnSpecification valueSpecOf(ColumnSpecification column, ListType type)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("value(" + column.name + ")", true), type.elements);
    }
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    public Message.Response execute(QueryState state)
    {
        try
        {
            QueryHandler handler = state.getClientState().getCQLQueryHandler();
            ParsedStatement.Prepared prepared = handler.getPrepared(statementId);
            if (prepared == null)
                throw new PreparedQueryNotFoundException(statementId);

            options.prepare(prepared.boundNames);
            CQLStatement statement = prepared.statement;

            if (options.getPageSize() == 0)
                throw new ProtocolException("The page size cannot be 0");

            UUID tracingId = null;
            if (isTracingRequested())
            {
                tracingId = UUIDGen.getTimeUUID();
                state.prepareTracingSession(tracingId);
            }

            if (state.traceNextQuery())
            {
                state.createTracingSession();

                ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
                if (options.getPageSize() > 0)
                    builder.put("page_size", Integer.toString(options.getPageSize()));

                // TODO we don't have [typed] access to CQL bind variables here.  CASSANDRA-4560 is open to add support.
                Tracing.instance.begin("Execute CQL3 prepared query", builder.build());
            }

            Message.Response response = handler.processPrepared(statement, state, options);
            if (options.skipMetadata() && response instanceof ResultMessage.Rows)
                ((ResultMessage.Rows)response).result.metadata.setSkipMetadata();

            if (tracingId != null)
                response.setTracingId(tracingId);
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    public Message.Response execute(QueryState state)
    {
        try
        {
            QueryHandler handler = state.getClientState().getCQLQueryHandler();
            ParsedStatement.Prepared prepared = handler.getPrepared(statementId);
            if (prepared == null)
                throw new PreparedQueryNotFoundException(statementId);

            options.prepare(prepared.boundNames);
            CQLStatement statement = prepared.statement;

            if (options.getPageSize() == 0)
                throw new ProtocolException("The page size cannot be 0");

            UUID tracingId = null;
            if (isTracingRequested())
            {
                tracingId = UUIDGen.getTimeUUID();
                state.prepareTracingSession(tracingId);
            }

            if (state.traceNextQuery())
            {
                state.createTracingSession();

                ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
                if (options.getPageSize() > 0)
                    builder.put("page_size", Integer.toString(options.getPageSize()));

                // TODO we don't have [typed] access to CQL bind variables here.  CASSANDRA-4560 is open to add support.
                Tracing.instance.begin("Execute CQL3 prepared query", builder.build());
            }

            Message.Response response = handler.processPrepared(statement, state, options);
            if (options.skipMetadata() && response instanceof ResultMessage.Rows)
                ((ResultMessage.Rows)response).result.metadata.setSkipMetadata();

            if (tracingId != null)
                response.setTracingId(tracingId);
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    public Message.Response execute(QueryState state)
    {
        try
        {
            QueryHandler handler = state.getClientState().getCQLQueryHandler();
            CQLStatement statement = handler.getPrepared(statementId);

            if (statement == null)
                throw new PreparedQueryNotFoundException(statementId);

            if (options.getPageSize() == 0)
                throw new ProtocolException("The page size cannot be 0");

            UUID tracingId = null;
            if (isTracingRequested())
            {
                tracingId = UUIDGen.getTimeUUID();
                state.prepareTracingSession(tracingId);
            }

            if (state.traceNextQuery())
            {
                state.createTracingSession();

                ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
                if (options.getPageSize() > 0)
                    builder.put("page_size", Integer.toString(options.getPageSize()));

                // TODO we don't have [typed] access to CQL bind variables here.  CASSANDRA-4560 is open to add support.
                Tracing.instance.begin("Execute CQL3 prepared query", builder.build());
            }

            Message.Response response = handler.processPrepared(statement, state, options);
            if (options.skipMetadata() && response instanceof ResultMessage.Rows)
                ((ResultMessage.Rows)response).result.metadata.setSkipMetadata();

            if (tracingId != null)
                response.setTracingId(tracingId);
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    public Message.Response execute(QueryState state)
    {
        try
        {
            QueryHandler handler = state.getClientState().getCQLQueryHandler();
            ParsedStatement.Prepared prepared = handler.getPrepared(statementId);
            options.prepare(prepared.boundNames);
            CQLStatement statement = prepared.statement;

            if (statement == null)
                throw new PreparedQueryNotFoundException(statementId);

            if (options.getPageSize() == 0)
                throw new ProtocolException("The page size cannot be 0");

            UUID tracingId = null;
            if (isTracingRequested())
            {
                tracingId = UUIDGen.getTimeUUID();
                state.prepareTracingSession(tracingId);
            }

            if (state.traceNextQuery())
            {
                state.createTracingSession();

                ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
                if (options.getPageSize() > 0)
                    builder.put("page_size", Integer.toString(options.getPageSize()));

                // TODO we don't have [typed] access to CQL bind variables here.  CASSANDRA-4560 is open to add support.
                Tracing.instance.begin("Execute CQL3 prepared query", builder.build());
            }

            Message.Response response = handler.processPrepared(statement, state, options);
            if (options.skipMetadata() && response instanceof ResultMessage.Rows)
                ((ResultMessage.Rows)response).result.metadata.setSkipMetadata();

            if (tracingId != null)
                response.setTracingId(tracingId);
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                                                                itemId));
            logger.trace("Retrieved prepared statement #{} with {} bind markers", itemId, statement.getBoundsTerms());

            return org.apache.cassandra.cql3.QueryProcessor.processPrepared(statement,
                                                                            cState.getQueryState(),
                                                                            new QueryOptions(ThriftConversion.fromThrift(cLevel), bindVariables)).toThriftResult();
        }
        catch (RequestExecutionException e)
        {
            throw ThriftConversion.rethrow(e);
        }
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                                                                itemId, org.apache.cassandra.cql3.QueryProcessor.MAX_CACHE_PREPARED, itemId));
            logger.trace("Retrieved prepared statement #{} with {} bind markers", itemId, statement.getBoundsTerms());

            return org.apache.cassandra.cql3.QueryProcessor.processPrepared(statement,
                                                                            cState.getQueryState(),
                                                                            new QueryOptions(ThriftConversion.fromThrift(cLevel), bindVariables)).toThriftResult();
        }
        catch (RequestExecutionException e)
        {
            throw ThriftConversion.rethrow(e);
        }
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