package com.lambdaworks.redis.output;
import java.nio.ByteBuffer;
import com.lambdaworks.redis.ScoredValue;
import com.lambdaworks.redis.codec.RedisCodec;
/**
* Streaming-Output of of values and their associated scores. Returns the count of all values (including null).
*
* @author Mark Paluch
* @param <K> Key type.
* @param <V> Value type.
*/
public class ScoredValueStreamingOutput<K, V> extends CommandOutput<K, V, Long> {
private V value;
private final ScoredValueStreamingChannel<V> channel;
public ScoredValueStreamingOutput(RedisCodec<K, V> codec, ScoredValueStreamingChannel<V> channel) {
super(codec, Long.valueOf(0));
this.channel = channel;
}
@Override
public void set(ByteBuffer bytes) {
if (value == null) {
value = codec.decodeValue(bytes);
return;
}
double score = Double.parseDouble(decodeAscii(bytes));
channel.onValue(new ScoredValue<V>(score, value));
value = null;
output = output.longValue() + 1;
}
}