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takujoframework common-api

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package cn.takujo.common_api.util;

import java.io.IOException;

import cn.takujo.common_api.exception.HttpException;
import okhttp3.FormBody.Builder;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;

public final class HttpUtil {

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

	public static String get(String url) throws HttpException {
		Request request = new Request.Builder().url(url).build();
		try (Response response = ClIENT.newCall(request).execute()) {
			return response.body().string();
		} catch (IOException e) {
			throw new HttpException("http01", "get请求失败");
		}
	}

	public static String post(String url, String json) throws HttpException {
		RequestBody body = RequestBody.create(JSON, json);
		Request request = new Request.Builder().url(url).post(body).build();
		try (Response response = ClIENT.newCall(request).execute()) {
			return response.body().string();
		} catch (IOException e) {
			throw new HttpException("http02", "post请求失败");
		}
	}

	/**
	 * 通过表单方式提交
	 * 
	 * @param url
	 *            请求地址
	 * @param parm
	 *            FormBody.Builder，通过add方法设置传参
	 * @return 响应体字符串
	 * @throws HttpException
	 *             http请求异常
	 */
	public static String postByForm(String url, Builder parm) throws HttpException {
		RequestBody body = parm.build();
		Request request = new Request.Builder().url(url).post(body).build();
		try (Response response = ClIENT.newCall(request).execute()) {
			return response.body().string();
		} catch (IOException e) {
			throw new HttpException("http03", "postByForm请求失败");
		}
	}

}