author | cli |
Sun Aug 29 17:03:21 2010 +0200 (2010-08-29) | |
changeset 33 | f9bf183447d1 |
parent 3 | 2fdc9cc89502 |
permissions | -rw-r--r-- |
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/* |
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* SONEWS News Server |
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* see AUTHORS for the list of contributors |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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|
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package org.sonews.util.io; |
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|
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import java.io.ByteArrayOutputStream; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.UnsupportedEncodingException; |
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import org.sonews.storage.Article; |
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|
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/** |
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* Capsulates an Article to provide a raw InputStream. |
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* @author Christian Lins |
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* @since sonews/0.5.0 |
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*/ |
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public class ArticleInputStream extends InputStream |
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{ |
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|
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private byte[] buf; |
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private int pos = 0; |
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|
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public ArticleInputStream(final Article art) |
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throws IOException, UnsupportedEncodingException |
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{ |
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final ByteArrayOutputStream out = new ByteArrayOutputStream(); |
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out.write(art.getHeaderSource().getBytes("UTF-8")); |
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out.write("\r\n\r\n".getBytes()); |
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out.write(art.getBody()); // Without CRLF |
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out.flush(); |
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this.buf = out.toByteArray(); |
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} |
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|
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/** |
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* This method reads one byte from the stream. The <code>pos</code> |
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* counter is advanced to the next byte to be read. The byte read is |
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* returned as an int in the range of 0-255. If the stream position |
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* is already at the end of the buffer, no byte is read and a -1 is |
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* returned in order to indicate the end of the stream. |
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* |
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* @return The byte read, or -1 if end of stream |
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*/ |
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@Override |
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public synchronized int read() |
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{ |
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if(pos < buf.length) |
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{ |
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return ((int)buf[pos++]) & 0xFF; |
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} |
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else |
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{ |
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return -1; |
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} |
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} |
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|
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} |