com.fluxtion.runtime.dataflow.groupby.GroupByHashMap Maven / Gradle / Ivy

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package com.fluxtion.runtime.dataflow.groupby;

import com.fluxtion.runtime.annotations.builder.FluxtionIgnore;
import com.fluxtion.runtime.dataflow.Stateful;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

public class GroupByHashMap implements GroupBy, Stateful> {
    @FluxtionIgnore
    private final Map map = new HashMap<>();

    public GroupByHashMap add(KeyValue keyValue) {
        map.put(keyValue.getKey(), keyValue.getValue());
        return this;
    }

    public GroupByHashMap fromMap(Map fromMap) {
        reset();
        map.putAll(fromMap);
        return this;
    }

    @Override
    public GroupBy reset() {
        map.clear();
        return this;
    }

    @Override
    public Map toMap() {
        return map;
    }

    @Override
    public Collection values() {
        return map.values();
    }

    @Override
    public String toString() {
        return "GroupByHashMap{" +
                "map=" + map +
                '}';
    }
}