Java 中调用wget 的 例子详解编程语言

public class DLTest { 
  public static void main( String[] args ) { 
      try { 
          BufferedReader adUrlReader = new BufferedReader( new FileReader( "./AdUrls.csv" ) ); 
          ArrayList<String> adUrlList = new ArrayList<String>(); 
          String line; 
 
          while ( (line = adUrlReader.readLine()) != null ) { 
              adUrlList.add( line.trim() ); 
          } 
          adUrlReader.close(); 
 
          int fileCounter = 0; 
          for ( String adUrl : adUrlList ) { 
              try { 
                  String cmdString = "/usr/bin/wget -v --output-document=/home/diggler/Desktop/groovy_testing/data_scrapes/Admonitor/DL/file" + Integer.to/ 
String(fileCounter) + " --tries=3 " + adUrl; 
                  System.out.println( cmdString ); 
                  Runtime rt = Runtime.getRuntime(); 
                  Process  p = rt.exec( cmdString ); 
                  p.waitFor(); 
                  BufferedReader r = new BufferedReader(new InputStreamReader(p.getErrorStream())); 
                  String s; 
                  while ((s = r.readLine())!=null) { 
                      System.out.println( s ); 
                  } 
                  r.close(); 
              } catch ( IOException ioe ) { ioe.printStackTrace(); } 
              catch ( InterruptedException ie ) { ie.printStackTrace(); } 
              fileCounter++; 
          } 
 
      } catch ( IOException e ) { e.printStackTrace(); } 
  } 
}