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package examples.nntp; |
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import java.io.BufferedReader; |
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import java.io.IOException; |
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import java.io.Reader; |
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import java.util.StringTokenizer; |
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import org.apache.commons.net.io.DotTerminatedMessageReader; |
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import org.apache.commons.net.nntp.Article; |
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import org.apache.commons.net.nntp.NNTPClient; |
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public class NNTPUtils { |
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public static Article[] getArticleInfo(NNTPClient client, int lowArticleNumber, class="keyword">int highArticleNumber) |
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throws IOException { |
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Reader reader = null; |
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Article[] articles = null; |
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reader = |
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(DotTerminatedMessageReader) client.retrieveArticleInfo( |
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lowArticleNumber, |
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highArticleNumber); |
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if (reader != null) { |
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String theInfo = readerToString(reader); |
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StringTokenizer st = new StringTokenizer(theInfo, "\n"); |
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int count = st.countTokens(); |
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articles = new Article[count]; |
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int index = 0; |
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while (st.hasMoreTokens()) { |
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StringTokenizer stt = new StringTokenizer(st.nextToken(), "\t"); |
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Article article = new Article(); |
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article.setArticleNumber(Integer.parseInt(stt.nextToken())); |
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article.setSubject(stt.nextToken()); |
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article.setFrom(stt.nextToken()); |
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article.setDate(stt.nextToken()); |
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article.setArticleId(stt.nextToken()); |
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article.addHeaderField("References", stt.nextToken()); |
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articles[index++] = article; |
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} |
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} else { |
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return null; |
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} |
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return articles; |
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} |
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public static String readerToString(Reader reader) { |
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String temp = null; |
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StringBuffer sb = null; |
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BufferedReader bufReader = new BufferedReader(reader); |
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sb = new StringBuffer(); |
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try { |
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temp = bufReader.readLine(); |
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while (temp != null) { |
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sb.append(temp); |
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sb.append("\n"); |
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temp = bufReader.readLine(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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return sb.toString(); |
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} |
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} |