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1 package rep.channel;
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2
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3 import java.io.IOException;
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174
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4 import java.nio.channels.SelectableChannel;
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5 import java.nio.channels.SelectionKey;
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6 import java.nio.channels.Selector;
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7 import java.nio.channels.spi.SelectorProvider;
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176
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8 import java.util.HashSet;
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123
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9 import java.util.Set;
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10
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194
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11 public class SelectorSimulator<P> extends REPSelector<P>{
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12
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13 private Set<SelectionKey> keyList;
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14 private Set<SelectionKey> selectedKeys;
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15
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16 public SelectorSimulator() {
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125
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17 super(null);
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18 keyList = new HashSet<SelectionKey>();
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19 }
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20
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21 public int select() throws IOException {
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22 selectedKeys = new HashSet<SelectionKey>();
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23
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24 synchronized(this) {
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25
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26 while(selectedKeys.isEmpty()){
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27 for(SelectionKey key : keyList){
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203
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28 if(((SelectionKeySimulator<?>) key).isAble())
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29 selectedKeys.add(key);
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30 }
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31
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32 if(selectedKeys.isEmpty())
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33 try {
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34 this.wait();
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35 } catch (InterruptedException e) {
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36 throw new IOException("Error, Selector was interrupted!");
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37 }
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38 }
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39 }
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40 return selectedKeys.size();
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41 }
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42
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43 public SelectionKeySimulator<P> register(SelectableChannel cs, int opt){
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44 return register(cs, opt, null);
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45 }
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46 public SelectionKeySimulator<P> register(SelectableChannel cs, int opt, Object handler){
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47 SelectionKeySimulator<P> key = new SelectionKeySimulator<P>(cs, opt, this);
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48 key.attach(handler);
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49 keyList.add(key);
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50 return key;
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51 }
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52
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53
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54 public Set<REPSelectionKey<P>> selectedKeys1() {
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55 Set<SelectionKey> keys = keyList;
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56 Set<REPSelectionKey<P>> newKeys = new HashSet<REPSelectionKey<P>>();
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57 for(SelectionKey k: keys) {
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58 // REPSelectionKeyを生成しないように注意
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59 newKeys.add(new SelectionKeySimulator<P>(k));
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60 }
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61 return newKeys;//(Set<REPSelectionKey<P>>)newKeys;
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62 }
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63
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64 public <T> SelectionKey getKey(ChannelSimulator<T> channel){
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65 for(SelectionKey key : keyList){
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66 if(key.channel() == channel)
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67 return key;
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68 }
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69 return null;
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70 }
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71
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72 @Override
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73 public void close() throws IOException {
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74 // TODO Auto-generated method stub
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75
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76 }
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77
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78 @Override
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79 public boolean isOpen() {
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80 // TODO Auto-generated method stub
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81 return false;
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82 }
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83
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84 @Override
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85 public Set<SelectionKey> keys() {
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86 // TODO Auto-generated method stub
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87 return null;
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88 }
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89
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90 @Override
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91 public SelectorProvider provider() {
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92 // TODO Auto-generated method stub
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93 return null;
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94 }
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95
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96 @Override
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97 public int select(long timeout) throws IOException {
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98 // TODO Auto-generated method stub
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99 return 0;
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100 }
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101
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102 @Override
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103 public int selectNow() throws IOException {
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104 // TODO Auto-generated method stub
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105 return 0;
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106 }
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107
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108 @Override
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109 public Selector wakeup() {
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110 // TODO Auto-generated method stub
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111 return null;
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112 }
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113
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114 @Override
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115 public Set<SelectionKey> selectedKeys() {
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116 // TODO Auto-generated method stub
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117 return (Set<SelectionKey>)selectedKeys;
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118 }
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119
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120 }
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