Package org.apache.nutch.protocol.http.api

Examples of org.apache.nutch.protocol.http.api.HttpException

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    if ("http".equals(url.getProtocol())) {
      scheme = Scheme.HTTP;
    } else if ("https".equals(url.getProtocol())) {
      scheme = Scheme.HTTPS;
    } else {
      throw new HttpException("Unknown scheme (not http/https) for url:" + url);
    }

    if (Http.LOG.isTraceEnabled()) {
      Http.LOG.trace("fetching " + url);
    }
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      contentLengthString = contentLengthString.trim();
      try {
        if (!contentLengthString.isEmpty())
          contentLength = Integer.parseInt(contentLengthString);
      } catch (NumberFormatException e) {
        throw new HttpException("bad content length: "+contentLengthString);
      }
    }
    if (http.getMaxContent() >= 0
      && contentLength > http.getMaxContent())   // limit download size
      contentLength  = http.getMaxContent();
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      chunkLenStr= chunkLenStr.trim();
      int chunkLen;
      try {
        chunkLen= Integer.parseInt(chunkLenStr, 16);
      } catch (NumberFormatException e){
        throw new HttpException("bad chunk length: "+line.toString());
      }

      if (chunkLen == 0) {
        doneChunks= true;
        break;
      }

      if ( http.getMaxContent() >= 0 && (contentBytesRead + chunkLen) > http.getMaxContent() )
        chunkLen= http.getMaxContent() - contentBytesRead;

      // read one chunk
      int chunkBytesRead= 0;
      while (chunkBytesRead < chunkLen) {

        int toRead= (chunkLen - chunkBytesRead) < Http.BUFFER_SIZE ?
                    (chunkLen - chunkBytesRead) : Http.BUFFER_SIZE;
        int len= in.read(bytes, 0, toRead);

        if (len == -1)
          throw new HttpException("chunk eof after " + contentBytesRead
                                      + " bytes in successful chunks"
                                      + " and " + chunkBytesRead
                                      + " in current chunk");

        // DANGER!!! Will printed GZIPed stuff right to your
        // terminal!
        // if (LOG.isTraceEnabled()) { LOG.trace("read: " +  new String(bytes, 0, len)); }

        out.write(bytes, 0, len);
        chunkBytesRead+= len; 
      }

      readLine(in, line, false);

    }

    if (!doneChunks) {
      if (contentBytesRead != http.getMaxContent())
        throw new HttpException("chunk eof: !doneChunk && didn't max out");
      return;
    }

    content = out.toByteArray();
    parseHeaders(in, line);
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    int code;
    try {
      code= Integer.parseInt(line.substring(codeStart+1, codeEnd));
    } catch (NumberFormatException e) {
      throw new HttpException("bad status line '" + line
                              + "': " + e.getMessage(), e);
    }

    return code;
  }
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      for (i= 0; i < line.length(); i++)
        if (!Character.isWhitespace(line.charAt(i)))
          break;
      if (i == line.length())
        return;
      throw new HttpException("No colon in header:" + line);
    }
    String key = line.substring(0, colonIndex);

    int valueStart = colonIndex+1;            // skip whitespace
    while (valueStart < line.length()) {
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    this.url = url;
    this.orig = url.toString();
    this.base = url.toString();

    if (!"http".equals(url.getProtocol()))
      throw new HttpException("Not an HTTP url:" + url);

    if (Http.LOG.isTraceEnabled()) {
      Http.LOG.trace("fetching " + url);
    }
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    if (contentLengthString != null) {
      contentLengthString = contentLengthString.trim();
      try {
        contentLength = Integer.parseInt(contentLengthString);
      } catch (NumberFormatException e) {
        throw new HttpException("bad content length: "+contentLengthString);
      }
    }
    if (http.getMaxContent() >= 0
      && contentLength > http.getMaxContent())   // limit download size
      contentLength  = http.getMaxContent();
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      chunkLenStr= chunkLenStr.trim();
      int chunkLen;
      try {
        chunkLen= Integer.parseInt(chunkLenStr, 16);
      } catch (NumberFormatException e){
        throw new HttpException("bad chunk length: "+line.toString());
      }

      if (chunkLen == 0) {
        doneChunks= true;
        break;
      }

      if ( (contentBytesRead + chunkLen) > http.getMaxContent() )
        chunkLen= http.getMaxContent() - contentBytesRead;

      // read one chunk
      int chunkBytesRead= 0;
      while (chunkBytesRead < chunkLen) {

        int toRead= (chunkLen - chunkBytesRead) < Http.BUFFER_SIZE ?
                    (chunkLen - chunkBytesRead) : Http.BUFFER_SIZE;
        int len= in.read(bytes, 0, toRead);

        if (len == -1)
          throw new HttpException("chunk eof after " + contentBytesRead
                                      + " bytes in successful chunks"
                                      + " and " + chunkBytesRead
                                      + " in current chunk");

        // DANGER!!! Will printed GZIPed stuff right to your
        // terminal!
        // if (LOG.isTraceEnabled()) { LOG.trace("read: " +  new String(bytes, 0, len)); }

        out.write(bytes, 0, len);
        chunkBytesRead+= len; 
      }

      readLine(in, line, false);

    }

    if (!doneChunks) {
      if (contentBytesRead != http.getMaxContent())
        throw new HttpException("chunk eof: !doneChunk && didn't max out");
      return;
    }

    content = out.toByteArray();
    parseHeaders(in, line);
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    int code;
    try {
      code= Integer.parseInt(line.substring(codeStart+1, codeEnd));
    } catch (NumberFormatException e) {
      throw new HttpException("bad status line '" + line
                              + "': " + e.getMessage(), e);
    }

    return code;
  }
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      for (i= 0; i < line.length(); i++)
        if (!Character.isWhitespace(line.charAt(i)))
          break;
      if (i == line.length())
        return;
      throw new HttpException("No colon in header:" + line);
    }
    String key = line.substring(0, colonIndex);

    int valueStart = colonIndex+1;            // skip whitespace
    while (valueStart < line.length()) {
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Related Classes of org.apache.nutch.protocol.http.api.HttpException

  • org.apache.nutch.protocol.http.HttpResponse
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