cc.owoo.godpen.content.html.extract.VariableStorage Maven / Gradle / Ivy

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package cc.owoo.godpen.content.html.extract;

import java.util.HashMap;
import java.util.LinkedHashMap;

/**
 * 变量存储器
 * Created by nimensei
 * 2022-10-20 上午 10:54
 */
public class VariableStorage implements AbstractVariableStorage {
    private final HashMap variable = new LinkedHashMap<>();// 变量

    @Override
    public void setVariable(String name, Object object) {
        if (name == null)
            throw new NullPointerException("添加的变量名不能为空");
        if (object == null)
            throw new NullPointerException("添加的变量值不能为空");
        variable.put(name, object);
    }

    @Override
    public Object getVariable(String name) {
        return variable.get(name);
    }

    @Override
    public void clearVariableStorage() {
        variable.clear();
    }

    @Override
    public String toString() {
        return variable.toString();
    }
}