src/org/sonews/util/io/ArticleReader.java
changeset 42 7f84f4de2893
parent 35 ed84c8bdd87b
     1.1 --- a/src/org/sonews/util/io/ArticleReader.java	Sun Aug 29 17:28:58 2010 +0200
     1.2 +++ b/src/org/sonews/util/io/ArticleReader.java	Mon Jun 06 20:12:21 2011 +0200
     1.3 @@ -34,102 +34,87 @@
     1.4   * @author Christian Lins
     1.5   * @since sonews/0.5.0
     1.6   */
     1.7 -public class ArticleReader 
     1.8 +public class ArticleReader
     1.9  {
    1.10  
    1.11 -  private BufferedOutputStream out;
    1.12 -  private BufferedInputStream  in;
    1.13 -  private String               messageID;
    1.14 -  
    1.15 -  public ArticleReader(String host, int port, String messageID)
    1.16 -    throws IOException, UnknownHostException
    1.17 -  {
    1.18 -    this.messageID = messageID;
    1.19 +	private BufferedOutputStream out;
    1.20 +	private BufferedInputStream in;
    1.21 +	private String messageID;
    1.22  
    1.23 -    // Connect to NNTP server
    1.24 -    Socket socket = new Socket(host, port);
    1.25 -    this.out = new BufferedOutputStream(socket.getOutputStream());
    1.26 -    this.in  = new BufferedInputStream(socket.getInputStream());
    1.27 -    String line = readln(this.in);
    1.28 -    if(!line.startsWith("200 "))
    1.29 -    {
    1.30 -      throw new IOException("Invalid hello from server: " + line);
    1.31 -    }
    1.32 -  }
    1.33 -  
    1.34 -  private boolean eofArticle(byte[] buf)
    1.35 -  {
    1.36 -    if(buf.length < 4)
    1.37 -    {
    1.38 -      return false;
    1.39 -    }
    1.40 -    
    1.41 -    int l = buf.length - 1;
    1.42 -    return buf[l-3] == 10 // '*\n'
    1.43 -        && buf[l-2] == '.'                   // '.'
    1.44 -        && buf[l-1] == 13 && buf[l] == 10;  // '\r\n'
    1.45 -  }
    1.46 -  
    1.47 -  public byte[] getArticleData()
    1.48 -    throws IOException, UnsupportedEncodingException
    1.49 -  {
    1.50 -    long maxSize = Config.inst().get(Config.ARTICLE_MAXSIZE, 1024) * 1024L;
    1.51 +	public ArticleReader(String host, int port, String messageID)
    1.52 +		throws IOException, UnknownHostException
    1.53 +	{
    1.54 +		this.messageID = messageID;
    1.55  
    1.56 -    try
    1.57 -    {
    1.58 -      this.out.write(("ARTICLE " + this.messageID + "\r\n").getBytes("UTF-8"));
    1.59 -      this.out.flush();
    1.60 +		// Connect to NNTP server
    1.61 +		Socket socket = new Socket(host, port);
    1.62 +		this.out = new BufferedOutputStream(socket.getOutputStream());
    1.63 +		this.in = new BufferedInputStream(socket.getInputStream());
    1.64 +		String line = readln(this.in);
    1.65 +		if (!line.startsWith("200 ")) {
    1.66 +			throw new IOException("Invalid hello from server: " + line);
    1.67 +		}
    1.68 +	}
    1.69  
    1.70 -      String line = readln(this.in);
    1.71 -      if(line.startsWith("220 "))
    1.72 -      {
    1.73 -        ByteArrayOutputStream buf = new ByteArrayOutputStream();
    1.74 -        
    1.75 -        while(!eofArticle(buf.toByteArray()))
    1.76 -        {
    1.77 -          for(int b = in.read(); b != 10; b = in.read())
    1.78 -          {
    1.79 -            buf.write(b);
    1.80 -          }
    1.81 +	private boolean eofArticle(byte[] buf)
    1.82 +	{
    1.83 +		if (buf.length < 4) {
    1.84 +			return false;
    1.85 +		}
    1.86  
    1.87 -          buf.write(10);
    1.88 -          if(buf.size() > maxSize)
    1.89 -          {
    1.90 -            Log.get().warning("Skipping message that is too large: " + buf.size());
    1.91 -            return null;
    1.92 -          }
    1.93 -        }
    1.94 -        
    1.95 -        return buf.toByteArray();
    1.96 -      }
    1.97 -      else
    1.98 -      {
    1.99 -        Log.get().warning("ArticleReader: " + line);
   1.100 -        return null;
   1.101 -      }
   1.102 -    }
   1.103 -    catch(IOException ex)
   1.104 -    {
   1.105 -      throw ex;
   1.106 -    }
   1.107 -    finally
   1.108 -    {
   1.109 -      this.out.write("QUIT\r\n".getBytes("UTF-8"));
   1.110 -      this.out.flush();
   1.111 -      this.out.close();
   1.112 -    }
   1.113 -  }
   1.114 -  
   1.115 -  private String readln(InputStream in)
   1.116 -    throws IOException
   1.117 -  {
   1.118 -    ByteArrayOutputStream buf = new ByteArrayOutputStream();
   1.119 -    for(int b = in.read(); b != 10 /* \n */; b = in.read())
   1.120 -    {
   1.121 -      buf.write(b);
   1.122 -    }
   1.123 -    
   1.124 -    return new String(buf.toByteArray());
   1.125 -  }
   1.126 +		int l = buf.length - 1;
   1.127 +		return buf[l - 3] == 10 // '*\n'
   1.128 +			&& buf[l - 2] == '.' // '.'
   1.129 +			&& buf[l - 1] == 13 && buf[l] == 10;  // '\r\n'
   1.130 +	}
   1.131  
   1.132 +	public byte[] getArticleData()
   1.133 +		throws IOException, UnsupportedEncodingException
   1.134 +	{
   1.135 +		long maxSize = Config.inst().get(Config.ARTICLE_MAXSIZE, 1024) * 1024L;
   1.136 +
   1.137 +		try {
   1.138 +			this.out.write(("ARTICLE " + this.messageID + "\r\n").getBytes("UTF-8"));
   1.139 +			this.out.flush();
   1.140 +
   1.141 +			String line = readln(this.in);
   1.142 +			if (line.startsWith("220 ")) {
   1.143 +				ByteArrayOutputStream buf = new ByteArrayOutputStream();
   1.144 +
   1.145 +				while (!eofArticle(buf.toByteArray())) {
   1.146 +					for (int b = in.read(); b != 10; b = in.read()) {
   1.147 +						buf.write(b);
   1.148 +					}
   1.149 +
   1.150 +					buf.write(10);
   1.151 +					if (buf.size() > maxSize) {
   1.152 +						Log.get().warning("Skipping message that is too large: " + buf.size());
   1.153 +						return null;
   1.154 +					}
   1.155 +				}
   1.156 +
   1.157 +				return buf.toByteArray();
   1.158 +			} else {
   1.159 +				Log.get().warning("ArticleReader: " + line);
   1.160 +				return null;
   1.161 +			}
   1.162 +		} catch (IOException ex) {
   1.163 +			throw ex;
   1.164 +		} finally {
   1.165 +			this.out.write("QUIT\r\n".getBytes("UTF-8"));
   1.166 +			this.out.flush();
   1.167 +			this.out.close();
   1.168 +		}
   1.169 +	}
   1.170 +
   1.171 +	private String readln(InputStream in)
   1.172 +		throws IOException
   1.173 +	{
   1.174 +		ByteArrayOutputStream buf = new ByteArrayOutputStream();
   1.175 +		for (int b = in.read(); b != 10 /* \n */; b = in.read()) {
   1.176 +			buf.write(b);
   1.177 +		}
   1.178 +
   1.179 +		return new String(buf.toByteArray());
   1.180 +	}
   1.181  }