Example usage for org.apache.cassandra.service QueryState getTimestamp

Introduction

In this page you can find the example usage for org.apache.cassandra.service QueryState getTimestamp.

Prototype

public long getTimestamp() 

Source Link

Document

Generate, cache, and record a timestamp value on the server-side.

Usage

From source file:org.elassandra.cluster.InternalCassandraClusterService.java

License:Apache License

public UntypedResultSet process(final ConsistencyLevel cl, final ConsistencyLevel serialConsistencyLevel,
        final String query, Long writetime, final Object... values)
        throws RequestExecutionException, RequestValidationException, InvalidRequestException {
    if (logger.isDebugEnabled()) {
        logger.debug("processing CL={} SERIAL_CL={} query=[{}] values={} ", cl, serialConsistencyLevel, query,
                Arrays.toString(values));
    }//w w  w.  j  av a2 s .  c  om
    ParsedStatement.Prepared prepared = QueryProcessor.getStatement(query, ClientState.forInternalCalls());
    List<ByteBuffer> boundValues = new ArrayList<ByteBuffer>(values.length);
    for (int i = 0; i < values.length; i++) {
        Object v = values[i];
        AbstractType type = prepared.boundNames.get(i).type;
        boundValues.add(v instanceof ByteBuffer || v == null ? (ByteBuffer) v : type.decompose(v));
    }
    QueryState queryState = QueryState.forInternalCalls();
    QueryOptions queryOptions = QueryOptions.forInternalCalls(cl, serialConsistencyLevel, boundValues);
    ResultMessage result = QueryProcessor.instance.process(query, queryState, queryOptions);
    writetime = queryState.getTimestamp();
    if (result instanceof ResultMessage.Rows)
        return UntypedResultSet.create(((ResultMessage.Rows) result).result);
    else
        return null;
}

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From source file:org.elasticsearch.cassandra.cluster.InternalCassandraClusterService.java

License:Apache License

public UntypedResultSet process(final ConsistencyLevel cl, final ConsistencyLevel serialConsistencyLevel,
        final String query, Long writetime, final Object... values)
        throws RequestExecutionException, RequestValidationException, InvalidRequestException {
    if (logger.isDebugEnabled()) {
        logger.debug("processing CL={} SERIAL_CL={} query=[{}] values={} ", cl, serialConsistencyLevel, query,
                Arrays.toString(values));
    }// w w  w  . jav a 2 s .c o m
    ParsedStatement.Prepared prepared = QueryProcessor.getStatement(query, ClientState.forInternalCalls());
    List<ByteBuffer> boundValues = new ArrayList<ByteBuffer>(values.length);
    for (int i = 0; i < values.length; i++) {
        Object v = values[i];
        AbstractType type = prepared.boundNames.get(i).type;
        boundValues.add(v instanceof ByteBuffer || v == null ? (ByteBuffer) v : type.decompose(v));
    }
    QueryState queryState = QueryState.forInternalCalls();
    ResultMessage result = QueryProcessor.instance.process(query, queryState,
            QueryOptions.forInternalCalls(cl, serialConsistencyLevel, boundValues));
    writetime = queryState.getTimestamp();
    if (result instanceof ResultMessage.Rows)
        return UntypedResultSet.create(((ResultMessage.Rows) result).result);
    else
        return null;
}

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