
com.redis.spring.batch.writer.operation.Hset Maven / Gradle / Ivy
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package com.redis.spring.batch.writer.operation;
import java.util.Map;
import java.util.function.Function;
import org.springframework.batch.item.Chunk;
import org.springframework.util.CollectionUtils;
import io.lettuce.core.RedisFuture;
import io.lettuce.core.api.async.BaseRedisAsyncCommands;
import io.lettuce.core.api.async.RedisHashAsyncCommands;
public class Hset extends AbstractKeyWriteOperation {
private final Function> mapFunction;
public Hset(Function keyFunction, Function> mapFunction) {
super(keyFunction);
this.mapFunction = mapFunction;
}
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
protected void execute(BaseRedisAsyncCommands commands, T item, K key, Chunk> outputs) {
Map map = mapFunction.apply(item);
if (!CollectionUtils.isEmpty(map)) {
outputs.add((RedisFuture) ((RedisHashAsyncCommands) commands).hset(key, map));
}
}
}
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