CacheKeyTO.java

package com.jarvis.cache.to;

import java.io.Serializable;

import lombok.Data;

/**
 * 缓存Key
 * @author jiayu.qiu
 */
@Data
public final class CacheKeyTO implements Serializable {

    private static final long serialVersionUID=7229320497442357252L;

    private final String namespace;

    private final String key;// 缓存Key

    private final String hfield;// 设置哈希表中的字段，如果设置此项，则用哈希表进行存储

    public CacheKeyTO(String namespace, String key, String hfield) {
        this.namespace=namespace;
        this.key=key;
        this.hfield=hfield;
    }

    public String getCacheKey() {
        if(null != this.namespace && this.namespace.length() > 0) {
            return new StringBuilder(this.namespace).append(":").append(this.key).toString();
        }
        return this.key;
    }

    public String getLockKey() {
        StringBuilder key=new StringBuilder(getCacheKey());
        if(null != hfield && hfield.length() > 0) {
            key.append(":").append(hfield);
        }
        key.append(":lock");
        return key.toString();
    }

}