Example usage for org.apache.solr.client.solrj.io Tuple Tuple

Introduction

In this page you can find the example usage for org.apache.solr.client.solrj.io Tuple Tuple.

Prototype

public Tuple() 

Source Link

Usage

From source file:com.dennisgove.streaming.expressions.kafka.KafkaTopicConsumerStream.java

License:Apache License

/**
 * Returns the next record off the topic in Tuple form. Will wait until at least one record is read from
 * from the topic, or the stream is closed.
 *//*from www .j  a v  a 2s .  com*/
@Override
public Tuple read() throws IOException {

    // Get next set of available records, keep repeating until we get something
    while (tupleList.isEmpty()) {

        // if we're closed then return EOF
        if (!isOpen.get()) {
            Tuple eof = new Tuple();
            eof.EOF = true;
            return eof;
        }

        // wait at most 1s
        loadTupleList(1000);
    }

    // At this point we will absolutely have a tuple.
    Tuple tuple = tupleList.pop();
    if (tuple.EOF) {
        tuple.put("__kafkaRecordCount__", recordsRead);
    } else {
        recordsRead += 1;
    }

    return tuple;
}

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