Java代码
| import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintStream; import java.net.Socket; import java.util.ArrayList; import java.util.List; /** * WhoisBean * @author Michael sun */ public class WhoisBean { /** * server address */ private String server = ""; /** * port */ private int port = 43; /** * timeout/minute */ private int timeout = 0; /** * infoList */ private List infoList = new ArrayList(); /** * @param ip * @throws Exception */ @SuppressWarnings("unchecked") public void queryInfoByIp(String ip) throws Exception { Socket theSocket = null; BufferedReader br = null; PrintStream ps = null; int qryCount = 0; while (qryCount < 5) { qryCount++; try { theSocket = new Socket(server, port); theSocket.setSoTimeout(timeout * 1000); ps = new PrintStream(theSocket.getOutputStream()); ps.println(ip); br = new BufferedReader(new InputStreamReader(theSocket .getInputStream())); infoList.add("ip:" + ip); String readLine = ""; int i = 0; System.out.println("Whois query read start.... "); while ((readLine = br.readLine()) != null) { System.out.println("***" + readLine); if (readLine.length() > 0 && readLine.charAt(0) != '%') { infoList.add(readLine); i++; // 默认读取100行数据 if (i > 100 || readLine.startsWith("source")) { break; } } } System.out.println("querylist size:" + infoList.size()); break; } catch (Exception e) { System.out.println("EXCEPTION : " + e); } finally { if (null != br) { br.close(); } if (null != ps) { ps.close(); } if (null != theSocket) { theSocket.close(); } } } } /** * @return the server */ public String getServer() { return server; } /** * @return the port */ public int getPort() { return port; } /** * @return the timeout */ public int getTimeout() { return timeout; } /** * @param pServer the server to set */ public void setServer(String pServer) { server = pServer; } /** * @param pPort the port to set */ public void setPort(int pPort) { port = pPort; } /** * @param pTimeout the timeout to set */ public void setTimeout(int pTimeout) { timeout = pTimeout; } /** * @return the infoList */ public List getInfoList() { return infoList; } /** * @param pInfoList the infoList to set */ public void setInfoList(List pInfoList) { infoList = pInfoList; } } |
