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Common utils for BOX projects.

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package commons.box.app;

import commons.box.util.Types;

import java.util.Arrays;

/**
 * 用于 Cache 等环境的 Key 非序列化实现
 * 
 * 基于构造参数数组的深度相等，另外 hashCode 在构造时已生成
 */
public class SafeKey {
    private final Object[] objs;
    private final int hc;

    public SafeKey(Object... objs) {
        this.objs = (objs != null) ? objs : new Object[]{};
        this.hc = Types.hc(this.objs);
    }

    public Object[] objs() {
        return objs;
    }

    public int hc() {
        return hc;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        SafeKey qCacheKey = (SafeKey) o;
        return Arrays.deepEquals(objs, qCacheKey.objs);
    }

    @Override
    public int hashCode() {
        return this.hc;
    }
}