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package com.icss.framework;

import java.lang.reflect.InvocationTargetException;

import java.lang.reflect.Method;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import com.icss.annotation.Autowired;

import com.icss.annotation.Service;

/**

*

* @author WangHuizuo

*

*/

public class PackagesApplicationContext2 implements ApplicationContext {

private Map context = new HashMap();

public PackagesApplicationContext2(String... packages) {

List> list = ClassScanner.scan(Service.class, packages);

for (Class> cls : list) {

try {

Object obj = cls.newInstance();

String name = cls.getAnnotation(Service.class).value();

if ("".equals(name)) {

name = cls.getSimpleName().substring(0, 1).toLowerCase()

+ cls.getSimpleName().substring(1);

}

context.put(name, obj);

} catch (InstantiationException | IllegalAccessException e) {

throw new RuntimeException("實例化Bean失敗:", e);

}

}

for (Object obj : context.values()) {

for (Method method : obj.getClass().getMethods()) {

if (method.getName().matches("^set[A-Z]\\w*$")

&& method.getParameterTypes().length == 1

&& method.isAnnotationPresent(Autowired.class)) {

Object value = null;

try {

String name = method.getName().substring(3);

name = name.substring(0, 1).toLowerCase()

+ name.substring(1);

value = getBean(name);

method.invoke(obj, value);

System.out.println(name+"---"+value);

} catch (IllegalAccessException | IllegalArgumentException

| InvocationTargetException e) {

throw new RuntimeException("自動依賴注入失敗:" + method, e);

}

}

}

}

}

@Override

public Object getBean(String name) {

return context.get(name);

}

}

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