com.litongjava.cache.CacheableModel Maven / Gradle / Ivy
package com.litongjava.cache;
import com.jfinal.kit.StrKit;
import com.litongjava.jfinal.aop.Invocation;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
@NoArgsConstructor
@AllArgsConstructor
@Data
public class CacheableModel {
private String name;
private String key;
long ttl;
/**
* buildCacheModel
* @param inv
* @param target
* @return
*/
public static CacheableModel buildCacheModel(Invocation inv, Object target) {
Cacheable cacheable = inv.getMethod().getAnnotation(Cacheable.class);
String cacheName = null;
String cacheKey = null;
long ttl;
Class targetClass = target.getClass();
if (cacheable != null) {
String name = cacheable.name();
if (StrKit.notBlank(name)) {
cacheName = name;
} else {
// 使用类上的Cacheable名称,或者类名
cacheable = targetClass.getAnnotation(Cacheable.class);
cacheName = (cacheable != null) ? cacheable.value() : targetClass.getSimpleName();
}
String value = cacheable.value();
if (StrKit.notBlank(name)) {
cacheKey = value;
} else {
// 方法名+参数的hashCode值
buildCacheKey(inv);
}
ttl = cacheable.ttl();
} else {
cacheable = targetClass.getAnnotation(Cacheable.class);
if (cacheable != null) {
String name = cacheable.name();
if (StrKit.notBlank(name)) {
cacheName = name;
} else {
cacheName = targetClass.getSimpleName();
}
ttl = cacheable.ttl();
} else {
cacheName = targetClass.getSimpleName();
cacheKey = buildCacheKey(inv);
ttl = 3600;
}
}
return new CacheableModel(cacheName, cacheKey, ttl);
}
/**
* 返回方法名_参数的hashCode值
* @param inv
* @return
*/
public static String buildCacheKey(Invocation inv) {
StringBuilder sb = new StringBuilder(inv.getMethodName());
Object[] args = inv.getArgs();
for (Object object : args) {
sb.append("").append(object.hashCode());
}
return sb.toString();
}
}