src/main/java/com/zdjizhi/common/CKWindow.java


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package com.zdjizhi.common;

import org.apache.flink.streaming.api.functions.windowing.AllWindowFunction;
import org.apache.flink.streaming.api.windowing.windows.TimeWindow;
import org.apache.flink.util.Collector;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

public class CKWindow implements AllWindowFunction<Map<String, Object>, List<Map<String, Object>>, TimeWindow> {

    @Override
    public void apply(TimeWindow timeWindow, Iterable<Map<String, Object>> iterable, Collector<List<Map<String, Object>>> out) throws Exception {
        Iterator<Map<String, Object>> iterator = iterable.iterator();
        List<Map<String, Object>> batchLog = new ArrayList<>();
        while (iterator.hasNext()) {
            Map<String, Object> next = iterator.next();
            batchLog.add(next);
        }
        out.collect(batchLog);
    }
}