GuizhouDianxin202101/src/main/java/com/ssjl/zhaobiao/guizhou/utils/OkHttpUtil.java

package com.ssjl.zhaobiao.guizhou.utils;

import okhttp3.*;
import org.springframework.stereotype.Component;

import java.io.IOException;
import java.util.Map;

@Component
public class OkHttpUtil {
    private OkHttpClient client;

    private static final MediaType JSON = MediaType.get("application/json; charset=utf-8");

    private static final MediaType WWWFORM = MediaType.get("application/x-www-form-urlencoded");

    public OkHttpUtil() {
        client = new OkHttpClient();
    }

    public String get(String url) throws IOException {
        Request request = new Request.Builder()
                .url(url)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }

    public String get(String url, Headers headers) throws IOException {
        Request request = new Request.Builder()
                .url(url)
                .headers(headers)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }

    public String postJson(String url, String json) throws IOException {
        RequestBody requestBody = RequestBody.create(json, JSON);
        Request request = new Request.Builder()
                .url(url)
                .post(requestBody)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }

    public String postJson(String url, String json, Headers headers) throws IOException {
        RequestBody requestBody = RequestBody.create(json, JSON);
        Request request = new Request.Builder()
                .url(url)
                .post(requestBody)
                .headers(headers)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }

    public String postWwwForm(String url, Map<String, String> formMap) throws IOException {
        FormBody.Builder formBuilder = new FormBody.Builder();
        for(Map.Entry<String, String> item : formMap.entrySet()){
            formBuilder.add(item.getKey(), item.getValue());
        }
        RequestBody requestBody = formBuilder.build();
        Headers headers = new Headers.Builder().add("Content-Type", "application/x-www-form-urlencoded").build();
        Request request = new Request.Builder()
                .url(url)
                .post(requestBody)
                .headers(headers)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }

    public String postFormdata(String url, Map<String, String> formMap) throws IOException {
        FormBody.Builder formBuilder = new FormBody.Builder();
        for(Map.Entry<String, String> item : formMap.entrySet()){
            formBuilder.add(item.getKey(), item.getValue());
        }
        Headers headers = new Headers.Builder().add("Content-Type", "multipart/form-data").build();
        RequestBody requestBody = formBuilder.build();
        Request request=new Request.Builder()
                .url(url)
                .post(requestBody)
                .headers(headers)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().string();
        }
    }

    public byte[] postBytes(String url, byte[] bytes, Headers headers) throws IOException {
        MediaType mediaType = MediaType.parse("application/octet-stream;charset=UTF-8");
        RequestBody requestBody = RequestBody.create(bytes, mediaType);
        Request request = new Request.Builder()
                .url(url)
                .post(requestBody)
                .headers(headers)
                .build();
        try (Response response = client.newCall(request).execute()) {
            return response.body().bytes();
        }
    }
}