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annotate src/org/eclipse/jetty/io/BufferDateCache.java @ 803:166b16bda630

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remove org.eclipse.jetty.util.preventers
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 07 Sep 2016 21:21:32 -0600
parents 3428c60d7cfc
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1 //
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2 // ========================================================================
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
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4 // ------------------------------------------------------------------------
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5 // All rights reserved. This program and the accompanying materials
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6 // are made available under the terms of the Eclipse Public License v1.0
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7 // and Apache License v2.0 which accompanies this distribution.
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8 //
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9 // The Eclipse Public License is available at
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10 // http://www.eclipse.org/legal/epl-v10.html
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11 //
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12 // The Apache License v2.0 is available at
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13 // http://www.opensource.org/licenses/apache2.0.php
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14 //
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15 // You may elect to redistribute this code under either of these licenses.
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16 // ========================================================================
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17 //
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18
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19 package org.eclipse.jetty.io;
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20
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21 import java.text.DateFormatSymbols;
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22 import java.util.Locale;
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23
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24 import org.eclipse.jetty.util.DateCache;
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25
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26 public class BufferDateCache extends DateCache
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27 {
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28 Buffer _buffer;
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29 String _last;
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30
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31 public BufferDateCache()
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32 {
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33 super();
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34 }
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35
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36 public BufferDateCache(String format, DateFormatSymbols s)
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37 {
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38 super(format,s);
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39 }
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40
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41 public BufferDateCache(String format, Locale l)
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42 {
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43 super(format,l);
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44 }
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45
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46 public BufferDateCache(String format)
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47 {
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48 super(format);
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49 }
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50
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51 public synchronized Buffer formatBuffer(long date)
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52 {
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53 String d = super.format(date);
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54 if (d==_last)
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55 return _buffer;
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56 _last=d;
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57 _buffer=new ByteArrayBuffer(d);
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58
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59 return _buffer;
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60 }
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61 }