1 import java.io.BufferedReader; 2 import java.io.IOException; 3 import java.io.InputStreamReader; 4 import java.net.HttpURLConnection; 5 import java.net.URL; 6 8 import javax.net.ssl.HttpsURLConnection;10 11 import org.apache.log4j.Logger;13 16 /* 17 * GET請求類,非線程類 18 */ 19 public class GetRequest { 20 private String url = "https://b2b.10086.cn/b2b/main/viewNoticeContent.html?noticeBean.id="; 21 private Logger logger; 22 public GetRequest() { 23 logger = Logger.getLogger(GetRequest.class); 24 } 25 26 public ExtendCandidate getData(String id) { 27 this.url = url + id; 28 BufferedReader in = null; 29 HttpURLConnection conn = null; 30 String result = ""; 31 try { 32 conn = (HttpURLConnection)new URL(url).openConnection(); 33 // 發送GET請求必須設置如下兩行 34 conn.setDoInput(true); 35 conn.setRequestMethod("GET"); 36 // flush輸出流的緩沖 37 in = new BufferedReader(new InputStreamReader(conn.getInputStream())); 38 String line; 39 while ((line = in.readLine()) != null) { 40 result += line; 41 } 42 } catch (Exception e) { 43 logger.error("發送 GET 請求出現異常!\t請求ID:"+id+"\n"+e.getMessage()+"\n"); 44 } finally {// 使用finally塊來關閉輸出流、輸入流 45 try { 46 if (in != null) { 47 in.close(); 48 } 49 } catch (IOException ex) { 50 logger.error("關閉數據流出錯了!\n"+ex.getMessage()+"\n"); 51 } 52 } 53 //獲取到結果result,可以直接添加處理,或者存儲到全局變量...... 54 } 55 }
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