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There is a newer version: 1.20.40-r1

package cn.nukkit.command.tree.node;

import cn.nukkit.api.PowerNukkitXOnly;
import cn.nukkit.api.Since;

import java.util.ArrayList;
import java.util.List;

/**
 * 解析全部剩余参数拼接为{@code String}值
 * 
 * 所有命令参数类型为{@link cn.nukkit.command.data.CommandParamType#JSON JSON}的
 * 如果没有手动指定{@link IParamNode},则会默认使用这个解析
 */
@PowerNukkitXOnly
@Since("1.19.60-r1")
public class RemainStringNode extends ParamNode {
    private final List TMP = new ArrayList<>();

    @Override
    public void fill(String arg) {
        if (this.parent.getIndex() != this.parent.parent.getArgs().length) TMP.add(arg);
        else {
            TMP.add(arg);
            this.value = String.join("", TMP);
        }
    }

    @Override
    public void reset() {
        super.reset();
        TMP.clear();
    }
}