io.github.stylesmile.handle.MappingHandler Maven / Gradle / Ivy

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package io.github.stylesmile.handle;

import io.github.stylesmile.file.MultipartFile;
import io.github.stylesmile.file.UploadedFile;
import io.github.stylesmile.ioc.BeanContainer;
import io.github.stylesmile.ioc.BeanKey;
import io.github.stylesmile.parameter.ParameterWrap;
import io.github.stylesmile.parse.ParseParameterJlHttpServer;
import io.github.stylesmile.request.RequestMethod;
import io.github.stylesmile.server.Headers;
import io.github.stylesmile.server.Request;
import io.github.stylesmile.server.Response;
import io.github.stylesmile.tool.HeaderUtil;
import io.github.stylesmile.tool.JsonGsonUtil;
import io.github.stylesmile.tool.MultipartUtil;
import io.github.stylesmile.web.HtmlView;
import io.github.stylesmile.web.ModelAndView;
import lombok.Getter;

import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 * 保存每个URL和Controller的映射
 *
 * @author Stylesmile
 */
@Getter
public class MappingHandler {
    /**
     * 请求路径Uri
     */
    private final String uri;
    /**
     * Controller中对应的方法
     */
    private final Method method;
    /**
     * Controller类对象
     */
    private final Class controller;
    /**
     * 调用方法时传递的参数
     */
    private final ParameterWrap[] parameters;
    /**
     * 请求方法
     */
    private final RequestMethod requestMethod;

    /**
     * @param uri           url
     * @param method        方法
     * @param controller    控制器
     * @param parameters    参数
     * @param requestMethod 请求方法
     */
    public MappingHandler(String uri, Method method, Class controller, ParameterWrap[] parameters, RequestMethod requestMethod) {
        this.uri = uri;
        this.method = method;
        this.controller = controller;
        this.parameters = parameters;
        this.requestMethod = requestMethod;
    }

    /**
     * 处理方法
     *
     * @param request  Request
     * @param response Response
     * @return 是否处理了
     * @throws IllegalAccessException    异常
     * @throws InstantiationException    异常
     * @throws InvocationTargetException 异常
     * @throws IOException               异常
     */
    public boolean handle(Request request, Response response) throws Exception {
        //是当前Controller要处理的，准备方法参数，从Request对象中获取，获取到的值给反射调用
        Map parameterMap = new HashMap<>();
        //解析get参数
        ParseParameterJlHttpServer.parseGetParameters(request, parameterMap);
        //解析post参数
        ParseParameterJlHttpServer.parsePostParameters(request, parameterMap);

        // form-data 数据解析文件上传需要
        if (HeaderUtil.isMultipartFormData(request.getHeaders())) {
            // 解析form-data
            //MultipartUtil.parseFormData(request,parameterMap);
            MultipartUtil.buildParamsAndFiles(request, parameterMap);
        }
        if (HeaderUtil.isApplicationJsonData(request.getHeaders())) {
            // 解析form-data
            //MultipartUtil.parseFormData(request,parameterMap);
            MultipartUtil.parseApplicationJson(request, parameterMap);
        }
        List