link.jfire.mvc.util.ActionFactory Maven / Gradle / Ivy
package link.jfire.mvc.util;
import java.lang.reflect.Method;
import link.jfire.baseutil.StringUtil;
import link.jfire.baseutil.reflect.ReflectUtil;
import link.jfire.baseutil.verify.Verify;
import link.jfire.core.bean.Bean;
import link.jfire.mvc.annotation.ActionMethod;
import link.jfire.mvc.annotation.ContentType;
import link.jfire.mvc.binder.DataBinderFactory;
import link.jfire.mvc.core.Action;
import link.jfire.mvc.rest.RestfulUrlTool;
public class ActionFactory
{
/**
* 使用方法对象，顶级请求路径，容器对象初始化一个action实例。
* 该实例负责该action的调用
*
* @param method
* @param rootRequestPath 顶级请求路径，实际的请求路径为顶级请求路径/方法请求路径
* @param beanContext
*/
public static Action buildAction(Method method, String requestPath, Bean bean, BeetlRender beetlRender, Class type)
{
Action action = new Action(method);
ActionMethod actionMethod = method.getAnnotation(ActionMethod.class);
Verify.True(actionMethod.methods().length > 0, "action的允可方法列表为空，请检查{}.{}", method.getDeclaringClass().getName(), method.getName());
action.setRequestMethods(actionMethod.methods());
if (actionMethod.url().equals("/"))
{
}
else
{
requestPath += "/" + (StringUtil.isNotBlank(actionMethod.url()) ? actionMethod.url() : method.getName());
}
if (requestPath.contains("{"))
{
action.setRest(true);
action.setRestfulRule(RestfulUrlTool.build(requestPath, action));
}
action.setDataBinders(DataBinderFactory.build(method));
action.setReadStream(actionMethod.readStream());
action.setRequestUrl(requestPath);
action.setActionEntity(bean.getInstance());
action.setResultType(actionMethod.resultType(), beetlRender);
if (actionMethod.contentType().equals(ContentType.SELFADAPTION) == false)
{
action.setContentType(actionMethod.contentType());
}
try
{
// 使用原始方法的名称和参数类型数组。就算是增强后的子类，该名称和参数类型数组信息也是不变的。
Method realMethod = type.getMethod(method.getName(), method.getParameterTypes());
action.setMethodAccessor(ReflectUtil.fastMethod(realMethod));
}
catch (NoSuchMethodException | SecurityException e)
{
throw new RuntimeException(e);
}
return action;
}
}