JAVA|Http Get 从服务器中获取数据 存储到本地

package com.http.get; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.net.HttpURLConnection; import java.net.MalformedURLException; import java.net.URL; import org.apache.http.message.BasicNameValuePair; public class HttpUtils { private static String URL_PATH = "http://192.168.0.102:8080/myhttp/pro1.png"; public HttpUtils() { // TODO Auto-generated constructor stub } public static void saveImageToDisk() { InputStream inputStream = getInputStream(); byte[] data = https://www.it610.com/article/new byte[1024]; int len = 0; FileOutputStream fileOutputStream = null; try { fileOutputStream = new FileOutputStream("C:\\test.png"); while ((len = inputStream.read(data)) != -1) { fileOutputStream.write(data, 0, len); } } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { if (inputStream != null) { try { inputStream.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } if (fileOutputStream != null) { try { fileOutputStream.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } } /** * 获得服务器端的数据,以InputStream形式返回 * @return */ public static InputStream getInputStream() { InputStream inputStream = null; HttpURLConnection httpURLConnection = null; try { URL url = new URL(URL_PATH); if (url != null) { httpURLConnection = (HttpURLConnection) url.openConnection(); // 设置连接网络的超时时间 httpURLConnection.setConnectTimeout(3000); httpURLConnection.setDoInput(true); // 表示设置本次http请求使用GET方式请求 httpURLConnection.setRequestMethod("GET"); int responseCode = httpURLConnection.getResponseCode(); if (responseCode == 200) { // 从服务器获得一个输入流 inputStream = httpURLConnection.getInputStream(); } } } catch (MalformedURLException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } return inputStream; } public static void main(String[] args) { // 从服务器获得图片保存到本地 saveImageToDisk(); } }

【JAVA|Http Get 从服务器中获取数据 存储到本地】

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