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Common utils for BOX projects.

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package commons.box.app;

import java.io.Serializable;
import java.util.Objects;

/**
 * 表示数据范围 可用于 查询表达式 并与 bewteen 配合使用
 */
public class DataRange implements Serializable {
    private static final long serialVersionUID = 8849891155466905987L;
    private T begin;
    private T end;

    public static  DataRange from(T begin, T end) {
        return new DataRange<>(begin, end);
    }

    public DataRange() {
    }

    public DataRange(T begin, T end) {
        this.begin = begin;
        this.end = end;
    }

    public T getBegin() {
        return begin;
    }

    public void setBegin(T begin) {
        this.begin = begin;
    }

    public T getEnd() {
        return end;
    }

    public void setEnd(T end) {
        this.end = end;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        DataRange dataRange = (DataRange) o;
        return Objects.equals(begin, dataRange.begin) &&
                Objects.equals(end, dataRange.end);
    }

    @Override
    public int hashCode() {
        return Objects.hash(begin, end);
    }

    @Override
    public String toString() {
        return "{" + begin + "->" + end + '}';
    }
}