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annotate src/org/eclipse/jetty/io/WriterOutputStream.java @ 1019:f126d30e04a4

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start replacing BufferCache with StringCache
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 31 Oct 2016 03:33:42 -0600
parents 3428c60d7cfc
children
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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.io.IOException;
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22 import java.io.OutputStream;
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23 import java.io.Writer;
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24
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25
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26 /* ------------------------------------------------------------ */
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27 /** Wrap a Writer as an OutputStream.
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28 * When all you have is a Writer and only an OutputStream will do.
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29 * Try not to use this as it indicates that your design is a dogs
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30 * breakfast (JSP made me write it).
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31 *
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32 */
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33 public class WriterOutputStream extends OutputStream
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34 {
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35 protected final Writer _writer;
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36 protected final String _encoding;
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37 private final byte[] _buf=new byte[1];
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38
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39 /* ------------------------------------------------------------ */
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40 public WriterOutputStream(Writer writer, String encoding)
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41 {
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42 _writer=writer;
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43 _encoding=encoding;
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44 }
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45
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46 /* ------------------------------------------------------------ */
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47 public WriterOutputStream(Writer writer)
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48 {
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49 _writer=writer;
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50 _encoding=null;
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51 }
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52
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53 /* ------------------------------------------------------------ */
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54 @Override
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55 public void close()
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56 throws IOException
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57 {
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58 _writer.close();
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59 }
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60
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61 /* ------------------------------------------------------------ */
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62 @Override
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63 public void flush()
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64 throws IOException
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65 {
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66 _writer.flush();
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67 }
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68
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69 /* ------------------------------------------------------------ */
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70 @Override
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71 public void write(byte[] b)
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72 throws IOException
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73 {
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74 if (_encoding==null)
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75 _writer.write(new String(b));
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76 else
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77 _writer.write(new String(b,_encoding));
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78 }
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79
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80 /* ------------------------------------------------------------ */
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81 @Override
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82 public void write(byte[] b, int off, int len)
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83 throws IOException
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84 {
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85 if (_encoding==null)
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86 _writer.write(new String(b,off,len));
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87 else
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88 _writer.write(new String(b,off,len,_encoding));
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89 }
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90
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91 /* ------------------------------------------------------------ */
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92 @Override
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93 public synchronized void write(int b)
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94 throws IOException
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95 {
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96 _buf[0]=(byte)b;
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97 write(_buf);
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98 }
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99 }
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