1 /* |
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2 * Copyright (c) 1996, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package sun.security.ssl; |
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27 |
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28 import java.io.OutputStream; |
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29 import java.io.IOException; |
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30 import java.nio.ByteBuffer; |
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31 |
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32 /* |
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33 * OutputStream for application data as returned by SSLSocket.getOutputStream(). |
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34 * |
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35 * @author David Brownell |
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36 */ |
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37 class AppOutputStream extends OutputStream { |
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38 |
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39 private SSLSocketImpl socket; |
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40 |
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41 // One element array used to implement the write(byte) method |
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42 private final byte[] oneByte = new byte[1]; |
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43 |
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44 AppOutputStream(SSLSocketImpl conn) { |
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45 this.socket = conn; |
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46 } |
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47 |
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48 /** |
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49 * Write the data out, NOW. |
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50 */ |
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51 @Override |
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52 public synchronized void write(byte[] b, int off, int len) |
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53 throws IOException { |
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54 if (b == null) { |
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55 throw new NullPointerException(); |
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56 } else if (off < 0 || len < 0 || len > b.length - off) { |
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57 throw new IndexOutOfBoundsException(); |
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58 } else if (len == 0) { |
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59 return; |
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60 } |
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61 |
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62 // check if the Socket is invalid (error or closed) |
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63 socket.checkWrite(); |
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64 |
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65 // Delegate the writing to the underlying socket. |
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66 try { |
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67 socket.writeRecord(b, off, len); |
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68 socket.checkWrite(); |
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69 } catch (Exception e) { |
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70 // shutdown and rethrow (wrapped) exception as appropriate |
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71 socket.handleException(e); |
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72 } |
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73 } |
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74 |
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75 /** |
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76 * Write one byte now. |
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77 */ |
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78 @Override |
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79 public synchronized void write(int i) throws IOException { |
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80 oneByte[0] = (byte)i; |
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81 write(oneByte, 0, 1); |
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82 } |
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83 |
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84 /* |
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85 * Socket close is already synchronized, no need to block here. |
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86 */ |
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87 @Override |
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88 public void close() throws IOException { |
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89 socket.close(); |
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90 } |
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91 |
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92 // inherit no-op flush() |
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93 } |
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