com.codingapi.springboot.framework.rest.SessionClient Maven / Gradle / Ivy

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springboot-starter project for Spring Boot
There is a newer version: 3.3.12
package com.codingapi.springboot.framework.rest;

import com.alibaba.fastjson.JSON;
import com.codingapi.springboot.framework.rest.param.RestParam;
import com.codingapi.springboot.framework.rest.properties.HttpProxyProperties;
import lombok.Getter;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;

import java.net.URI;
import java.util.Objects;

public class SessionClient {

    private final HttpClient httpClient;

    @Getter
    private final HttpHeaders httpHeaders;

    public SessionClient(HttpProxyProperties properties) {
        HttpRequest.IHttpResponseHandler responseHandler = new HttpRequest.IHttpResponseHandler() {

            public HttpHeaders copyHeaders(HttpHeaders headers) {
                for (String key : headers.keySet()) {
                    if(key.equals("Set-Cookie")){
                        httpHeaders.set("Cookie", String.join(";", Objects.requireNonNull(headers.get(key))));
                    }else {
                        httpHeaders.set(key, String.join(";", Objects.requireNonNull(headers.get(key))));
                    }
                }
                return httpHeaders;
            }

            @Override
            public String handler(HttpRequest client, String url, ResponseEntity response) {
                if (response.getStatusCode().equals(HttpStatus.OK)) {
                    return response.getBody();
                }

                if(response.getStatusCode().equals(HttpStatus.NOT_FOUND)){
                    return response.getBody();
                }

                if (response.getStatusCode().equals(HttpStatus.FOUND)) {
                    URI uri = URI.create(url);
                    HttpHeaders headers = response.getHeaders();
                    String location = Objects.requireNonNull(headers.getLocation()).toString();
                    String baseUrl = uri.getScheme() + "://" + uri.getHost() + ":" + uri.getPort();
                    String locationUrl = baseUrl + location;
                    return client.get(locationUrl, copyHeaders(headers),null);
                }
                return response.getBody();
            }
        };
        this.httpClient = new HttpClient(properties, null,responseHandler);
        this.httpHeaders = new HttpHeaders();
    }

    public SessionClient(){
        this(null);
    }

    public SessionClient addHeader(String key, String value){
        this.httpHeaders.add(key, value);
        return this;
    }

    public String postForm(String url, RestParam restParam){
        httpHeaders.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
        return httpClient.post(url,httpHeaders,restParam.toFormRequest());
    }

    public String postJson(String url, RestParam restParam){
        httpHeaders.setContentType(MediaType.APPLICATION_JSON);
        return httpClient.post(url,httpHeaders,restParam.toJsonRequest());
    }

    public String postJson(String url, JSON requestBody){
        httpHeaders.setContentType(MediaType.APPLICATION_JSON);
        return httpClient.post(url,httpHeaders,requestBody);
    }

    public String getJson(String url){
        return getJson(url,null);
    }

    public String getHtml(String url){
        return getHtml(url,null);
    }

    public String getHtml(String url, RestParam restParam){
        httpHeaders.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
        return httpClient.get(url,httpHeaders,restParam!=null?restParam.toFormRequest():null);
    }

    public String getJson(String url, RestParam restParam){
        httpHeaders.setContentType(MediaType.APPLICATION_JSON);
        return httpClient.get(url,httpHeaders,restParam!=null?restParam.toFormRequest():null);
    }
}