ZhouXY108/hutool
1
0
Fork 0
mirror of https://gitee.com/chinabugotech/hutool.git synced 2025-04-19 03:01:48 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'v6-dev' of gitee.com:dromara/hutool into v6-dev

Browse Source
This commit is contained in:
Looly 2023-05-25 17:56:15 +08:00
commit 8b1f28913e
2 changed files with 68 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
hutool-extra/src/main/java/org/dromara/hutool/extra/aop/engine/spring/SpringCglibProxyEngine.java
View File

@ -12,25 +12,63 @@
package org.dromara.hutool.extra.aop.engine.spring;
import org.dromara.hutool.core.reflect.ClassUtil;
import org.dromara.hutool.core.reflect.ConstructorUtil;
import org.dromara.hutool.extra.aop.Aspect;
import org.dromara.hutool.extra.aop.engine.ProxyEngine;
import org.springframework.cglib.proxy.Enhancer;
import java.lang.reflect.Constructor;
/**
* 基于Spring-cglib的切面代理工厂
*
* @author looly
*
*/
public class SpringCglibProxyEngine implements ProxyEngine {
@Override
@SuppressWarnings("unchecked")
public <T> T proxy(final T target, final Aspect aspect) {
final Class<?> targetClass = target.getClass();
final Enhancer enhancer = new Enhancer();
enhancer.setSuperclass(target.getClass());
enhancer.setSuperclass(targetClass);
enhancer.setCallback(new SpringCglibInterceptor(target, aspect));
return (T) enhancer.create();
return create(enhancer, targetClass);
}
/**
* 创建代理对象<br>
* https://gitee.com/dromara/hutool/issues/I74EX7<br>
* 某些对象存在非空参数构造，则需遍历查找需要的构造完成代理对象构建。
*
* @param <T> 代理对象类型
* @param enhancer {@link Enhancer}
* @param targetClass 目标类型
* @return 代理对象
*/
@SuppressWarnings("unchecked")
private static <T> T create(final Enhancer enhancer, final Class<?> targetClass) {
final Constructor<?>[] constructors = ConstructorUtil.getConstructors(targetClass);
Class<?>[] parameterTypes;
Object[] values;
IllegalArgumentException finalException = null;
for (final Constructor<?> constructor : constructors) {
parameterTypes = constructor.getParameterTypes();
values = ClassUtil.getDefaultValues(parameterTypes);
try {
return (T) enhancer.create(parameterTypes, values);
} catch (final IllegalArgumentException e) {
//ignore
finalException = e;
}
}
if (null != finalException) {
throw finalException;
}
throw new IllegalArgumentException("No constructor provided");
}
}

63
hutool-extra/src/test/java/org/dromara/hutool/extra/aop/IssueI74EX7Test.java
View File

@ -12,6 +12,7 @@
package org.dromara.hutool.extra.aop;
import lombok.Setter;
import org.dromara.hutool.core.lang.Console;
import org.dromara.hutool.extra.aop.aspects.SimpleAspect;
import org.dromara.hutool.extra.aop.engine.ProxyEngine;
@ -19,55 +20,32 @@ import org.dromara.hutool.extra.aop.engine.jdk.JdkProxyEngine;
import org.dromara.hutool.extra.aop.engine.spring.SpringCglibProxyEngine;
import org.junit.jupiter.api.Test;
import java.lang.reflect.Method;
import java.util.Arrays;
public class IssueI74EX7Test {
@Test
void proxyTest() {
final SmsBlend smsBlend = new SmsBlendImpl(1);
final ProxyEngine engine = new JdkProxyEngine();
engine.proxy(smsBlend, new SimpleAspect(){
private static final long serialVersionUID = 1L;
@Override
public boolean before(final Object target, final Method method, final Object[] args) {
Console.log("切面进入");
return true;
}
@Override
public boolean after(final Object target, final Method method, final Object[] args, final Object returnVal) {
Console.log("代理Object："+target.toString());
Console.log("代理方法："+method.getName());
Console.log("代理参数："+ Arrays.toString(args));
return super.after(target, method, args, returnVal);
}
});
engine.proxy(smsBlend, new SimpleAspect());
}
/**
* https://gitee.com/dromara/hutool/issues/I74EX7<br>
* Enhancer.create()默认调用无参构造，有参构造或者多个构造没有很好的兼容。
*
*/
@Test
void cglibProxyTest() {
final SmsBlend smsBlend = new SmsBlendImpl(1);
final ProxyEngine engine = new SpringCglibProxyEngine();
engine.proxy(smsBlend, new SimpleAspect(){
private static final long serialVersionUID = 1L;
engine.proxy(smsBlend, new SimpleAspect());
}
@Override
public boolean before(final Object target, final Method method, final Object[] args) {
Console.log("切面进入");
return true;
}
@Override
public boolean after(final Object target, final Method method, final Object[] args, final Object returnVal) {
Console.log("代理Object："+target.toString());
Console.log("代理方法："+method.getName());
Console.log("代理参数："+ Arrays.toString(args));
return super.after(target, method, args, returnVal);
}
});
@Test
void cglibProxyWithoutConstructorTest() {
final SmsBlend smsBlend = new SmsBlendImplWithoutConstructor();
final ProxyEngine engine = new SpringCglibProxyEngine();
engine.proxy(smsBlend, new SimpleAspect());
}
public interface SmsBlend{
@ -76,7 +54,7 @@ public class IssueI74EX7Test {
public static class SmsBlendImpl implements SmsBlend{
private int status;
private final int status;
public SmsBlendImpl(final int status) {
this.status = status;
@ -87,4 +65,15 @@ public class IssueI74EX7Test {
Console.log("sms send." + status);
}
}
@Setter
public static class SmsBlendImplWithoutConstructor implements SmsBlend{
private int status;
@Override
public void send() {
Console.log("sms send." + status);
}
}
}