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| <div class="title">HyphenationTree.cs</div> </div> |
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| <a href="_hyphenation_tree_8cs.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// * Licensed to the Apache Software Foundation (ASF) under one or more</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// * contributor license agreements. See the NOTICE file distributed with</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// * this work for additional information regarding copyright ownership.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// * The ASF licenses this file to You under the Apache License, Version 2.0</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// * (the "License"); you may not use this file except in compliance with</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// * the License. You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// * http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// * Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// * distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// * See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// * limitations under the License.</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">//using System;</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">//using System.Collections.Generic;</span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">//using System.IO;</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">//using System.Linq;</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">//using System.Text;</span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">//using Lucene.Net.Support;</span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">//namespace Lucene.Net.Analysis.Compound.Hyphenation</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">//{</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"></span><span class="comment">// * This tree structure stores the hyphenation patterns in an efficient way for</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">// * fast lookup. It provides the provides the method to hyphenate a word.</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// * This class has been taken from the Apache FOP project (http://xmlgraphics.apache.org/fop/). They have been slightly modified. </span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">//[Serializable]</span></div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">//public class HyphenationTree : TernaryTree, PatternConsumer</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">//{</span></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// private static readonly long serialVersionUID = -7842107987915665573L;</span></div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">// * value space: stores the interletter values</span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// protected ByteVector vspace;</span></div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// * This map stores hyphenation exceptions</span></div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// protected HashMap<String,ArrayList> stoplist;</span></div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">// * This map stores the character classes</span></div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">// protected TernaryTree classmap;</span></div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">// * Temporary map to store interletter values on pattern loading.</span></div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// [NonSerialized]</span></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// private TernaryTree ivalues;</span></div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// public HyphenationTree() {</span></div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">// stoplist = new HashMap<string,ArrayList>(23); // usually a small table</span></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// classmap = new TernaryTree();</span></div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// vspace = new ByteVector();</span></div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// vspace.Alloc(1); // this reserves index 0, which we don't use</span></div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// * Packs the values by storing them in 4 bits, two values into a byte Values</span></div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// * range is from 0 to 9. We use zero as terminator, so we'll add 1 to the</span></div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// * value.</span></div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment">// * @param values a string of digits from '0' to '9' representing the</span></div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment">// * interletter values.</span></div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">// * @return the index into the vspace array where the packed values are stored.</span></div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment">// protected int packValues(String values) {</span></div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment">// int i, n = values.Length;</span></div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment">// int m = (n & 1) == 1 ? (n >> 1) + 2 : (n >> 1) + 1;</span></div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// int offset = vspace.Alloc(m);</span></div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">// byte[] va = vspace.GetArray();</span></div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment">// for (i = 0; i < n; i++) {</span></div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment">// int j = i >> 1;</span></div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment">// byte v = (byte) ((values[i] - '0' + 1) & 0x0f);</span></div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment">// if ((i & 1) == 1) {</span></div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment">// va[j + offset] = (byte) (va[j + offset] | v);</span></div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment">// va[j + offset] = (byte) (v << 4); // big endian</span></div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment">// va[m - 1 + offset] = 0; // terminator</span></div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment">// return offset;</span></div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment">// protected String unpackValues(int k) {</span></div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment">// StringBuilder buf = new StringBuilder();</span></div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment">// byte v = vspace.Get(k++);</span></div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment">// while (v != 0) {</span></div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment">// char c = (char) ((v >>> 4) - 1 + '0');</span></div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment">// buf.Append(c);</span></div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// c = (char) (v & 0x0f);</span></div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// if (c == 0) {</span></div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment">// break;</span></div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// c = (char) (c - 1 + '0');</span></div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// buf.Append(c);</span></div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">// v = vspace.Get(k++);</span></div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">// return buf.ToString();</span></div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">// * Read hyphenation patterns from an XML file.</span></div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// * @param f the filename</span></div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// * @throws HyphenationException In case the parsing fails</span></div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// public void loadPatterns(FileInfo f) </span></div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">// {</span></div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">// try {</span></div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// InputSource src = new InputSource(f.toURL().toExternalForm());</span></div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// loadPatterns(src);</span></div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// } catch (MalformedURLException e) {</span></div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// throw new HyphenationException("Error converting the File '" + f</span></div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// + "' to a URL: " + e.getMessage());</span></div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// * Read hyphenation patterns from an XML file.</span></div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment">// * @param source the InputSource for the file</span></div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment">// * @throws HyphenationException In case the parsing fails</span></div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment">// public void loadPatterns(InputSource source) </span></div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment">// {</span></div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">// PatternParser pp = new PatternParser(this);</span></div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment">// ivalues = new TernaryTree();</span></div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment">// pp.parse(source);</span></div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment">// // patterns/values should be now in the tree</span></div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// // let's optimize a bit</span></div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">// trimToSize();</span></div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// vspace.trimToSize();</span></div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// classmap.trimToSize();</span></div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// // get rid of the auxiliary map</span></div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// ivalues = null;</span></div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">// public String findPattern(String pat) {</span></div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// int k = super.find(pat);</span></div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment">// if (k >= 0) {</span></div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">// return unpackValues(k);</span></div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">// return "";</span></div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment">// * String compare, returns 0 if equal or t is a substring of s</span></div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment">// protected int hstrcmp(char[] s, int si, char[] t, int ti) {</span></div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment">// for (; s[si] == t[ti]; si++, ti++) {</span></div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// if (s[si] == 0) {</span></div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">// return 0;</span></div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment">// if (t[ti] == 0) {</span></div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment">// return 0;</span></div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment">// return s[si] - t[ti];</span></div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment">// protected byte[] getValues(int k) {</span></div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// StringBuilder buf = new StringBuilder();</span></div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment">// byte v = vspace.get(k++);</span></div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// while (v != 0) {</span></div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment">// char c = (char) ((v >>> 4) - 1);</span></div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// buf.append(c);</span></div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment">// c = (char) (v & 0x0f);</span></div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// if (c == 0) {</span></div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment">// break;</span></div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// c = (char) (c - 1);</span></div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment">// buf.append(c);</span></div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment">// v = vspace.get(k++);</span></div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment">// byte[] res = new byte[buf.length()];</span></div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// for (int i = 0; i < res.length; i++) {</span></div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment">// res[i] = (byte) buf.charAt(i);</span></div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment">// return res;</span></div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">// * <p></span></div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// * Search for all possible partial matches of word starting at index an update</span></div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// * interletter values. In other words, it does something like:</span></div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// * </p></span></div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// * <code></span></div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment">// * for(i=0; i<patterns.length; i++) {</span></div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment">// * if ( word.substring(index).startsWidth(patterns[i]) )</span></div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment">// * update_interletter_values(patterns[i]);</span></div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment">// * }</span></div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment">// * </code></span></div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment">// * <p></span></div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment">// * But it is done in an efficient way since the patterns are stored in a</span></div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// * ternary tree. In fact, this is the whole purpose of having the tree: doing</span></div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment">// * this search without having to test every single pattern. The number of</span></div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment">// * patterns for languages such as English range from 4000 to 10000. Thus,</span></div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// * doing thousands of string comparisons for each word to hyphenate would be</span></div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment">// * really slow without the tree. The tradeoff is memory, but using a ternary</span></div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment">// * tree instead of a trie, almost halves the the memory used by Lout or TeX.</span></div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment">// * It's also faster than using a hash table</span></div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment">// * </p></span></div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// * @param word null terminated word to match</span></div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// * @param index start index from word</span></div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="comment">// * @param il interletter values array to update</span></div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment">// protected void searchPatterns(char[] word, int index, byte[] il) {</span></div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment">// byte[] values;</span></div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment">// int i = index;</span></div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment">// char p, q;</span></div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment">// char sp = word[i];</span></div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment">// p = root;</span></div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment">// while (p > 0 && p < sc.length) {</span></div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="comment">// if (sc[p] == 0xFFFF) {</span></div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="comment">// if (hstrcmp(word, i, kv.getArray(), lo[p]) == 0) {</span></div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment">// values = getValues(eq[p]); // data pointer is in eq[]</span></div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment">// int j = index;</span></div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="comment">// for (int k = 0; k < values.length; k++) {</span></div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment">// if (j < il.length && values[k] > il[j]) {</span></div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment">// il[j] = values[k];</span></div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="comment">// j++;</span></div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment">// return;</span></div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment">// int d = sp - sc[p];</span></div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment">// if (d == 0) {</span></div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="comment">// if (sp == 0) {</span></div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="comment">// break;</span></div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment">// sp = word[++i];</span></div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="comment">// p = eq[p];</span></div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment">// q = p;</span></div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="comment">// // look for a pattern ending at this position by searching for</span></div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="comment">// // the null char ( splitchar == 0 )</span></div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment">// while (q > 0 && q < sc.length) {</span></div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment">// if (sc[q] == 0xFFFF) { // stop at compressed branch</span></div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment">// break;</span></div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="comment">// if (sc[q] == 0) {</span></div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="comment">// values = getValues(eq[q]);</span></div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="comment">// int j = index;</span></div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">// for (int k = 0; k < values.length; k++) {</span></div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment">// if (j < il.length && values[k] > il[j]) {</span></div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// il[j] = values[k];</span></div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment">// j++;</span></div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="comment">// break;</span></div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="comment">// q = lo[q];</span></div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment">// * actually the code should be: q = sc[q] < 0 ? hi[q] : lo[q]; but</span></div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="comment">// * java chars are unsigned</span></div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="comment">// p = d < 0 ? lo[p] : hi[p];</span></div> |
| <div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="comment">// * Hyphenate word and return a Hyphenation object.</span></div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment">// * @param word the word to be hyphenated</span></div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// * @param remainCharCount Minimum number of characters allowed before the</span></div> |
| <div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="comment">// * hyphenation point.</span></div> |
| <div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment">// * @param pushCharCount Minimum number of characters allowed after the</span></div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment">// * hyphenation point.</span></div> |
| <div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment">// * @return a {@link Hyphenation Hyphenation} object representing the</span></div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment">// * hyphenated word or null if word is not hyphenated.</span></div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment">// public Hyphenation hyphenate(String word, int remainCharCount,</span></div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment">// int pushCharCount) {</span></div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment">// char[] w = word.toCharArray();</span></div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment">// return hyphenate(w, 0, w.length, remainCharCount, pushCharCount);</span></div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="comment">// * w = "****nnllllllnnn*****", where n is a non-letter, l is a letter, all n</span></div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment">// * may be absent, the first n is at offset, the first l is at offset +</span></div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment">// * iIgnoreAtBeginning; word = ".llllll.'\0'***", where all l in w are copied</span></div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment">// * into word. In the first part of the routine len = w.length, in the second</span></div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="comment">// * part of the routine len = word.length. Three indices are used: index(w),</span></div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="comment">// * the index in w, index(word), the index in word, letterindex(word), the</span></div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="comment">// * index in the letter part of word. The following relations exist: index(w) =</span></div> |
| <div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="comment">// * offset + i - 1 index(word) = i - iIgnoreAtBeginning letterindex(word) =</span></div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="comment">// * index(word) - 1 (see first loop). It follows that: index(w) - index(word) =</span></div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="comment">// * offset - 1 + iIgnoreAtBeginning index(w) = letterindex(word) + offset +</span></div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment">// * iIgnoreAtBeginning</span></div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div> |
| <div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span> <span class="comment">// * Hyphenate word and return an array of hyphenation points.</span></div> |
| <div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="comment">// * @param w char array that contains the word</span></div> |
| <div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="comment">// * @param offset Offset to first character in word</span></div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="comment">// * @param len Length of word</span></div> |
| <div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="comment">// * @param remainCharCount Minimum number of characters allowed before the</span></div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment">// * hyphenation point.</span></div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="comment">// * @param pushCharCount Minimum number of characters allowed after the</span></div> |
| <div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment">// * hyphenation point.</span></div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="comment">// * @return a {@link Hyphenation Hyphenation} object representing the</span></div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment">// * hyphenated word or null if word is not hyphenated.</span></div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment">// public Hyphenation hyphenate(char[] w, int offset, int len,</span></div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="comment">// int remainCharCount, int pushCharCount) {</span></div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="comment">// int i;</span></div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment">// char[] word = new char[len + 3];</span></div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment">// // normalize word</span></div> |
| <div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="comment">// char[] c = new char[2];</span></div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="comment">// int iIgnoreAtBeginning = 0;</span></div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment">// int iLength = len;</span></div> |
| <div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment">// boolean bEndOfLetters = false;</span></div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="comment">// for (i = 1; i <= len; i++) {</span></div> |
| <div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="comment">// c[0] = w[offset + i - 1];</span></div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment">// int nc = classmap.find(c, 0);</span></div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment">// if (nc < 0) { // found a non-letter character ...</span></div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment">// if (i == (1 + iIgnoreAtBeginning)) {</span></div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment">// // ... before any letter character</span></div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment">// iIgnoreAtBeginning++;</span></div> |
| <div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="comment">// // ... after a letter character</span></div> |
| <div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="comment">// bEndOfLetters = true;</span></div> |
| <div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="comment">// iLength--;</span></div> |
| <div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="comment">// if (!bEndOfLetters) {</span></div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment">// word[i - iIgnoreAtBeginning] = (char) nc;</span></div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment">// return null;</span></div> |
| <div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="comment">// len = iLength;</span></div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="comment">// if (len < (remainCharCount + pushCharCount)) {</span></div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="comment">// // word is too short to be hyphenated</span></div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="comment">// return null;</span></div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="comment">// int[] result = new int[len + 1];</span></div> |
| <div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="comment">// int k = 0;</span></div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div> |
| <div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="comment">// // check exception list first</span></div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="comment">// String sw = new String(word, 1, len);</span></div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="comment">// if (stoplist.containsKey(sw)) {</span></div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="comment">// // assume only simple hyphens (Hyphen.pre="-", Hyphen.post = Hyphen.no =</span></div> |
| <div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="comment">// // null)</span></div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="comment">// ArrayList hw = stoplist.get(sw);</span></div> |
| <div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="comment">// int j = 0;</span></div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="comment">// for (i = 0; i < hw.size(); i++) {</span></div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="comment">// Object o = hw.get(i);</span></div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="comment">// // j = index(sw) = letterindex(word)?</span></div> |
| <div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="comment">// // result[k] = corresponding index(w)</span></div> |
| <div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="comment">// if (o instanceof String) {</span></div> |
| <div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="comment">// j += ((String) o).length();</span></div> |
| <div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="comment">// if (j >= remainCharCount && j < (len - pushCharCount)) {</span></div> |
| <div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="comment">// result[k++] = j + iIgnoreAtBeginning;</span></div> |
| <div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="comment">// // use algorithm to get hyphenation points</span></div> |
| <div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="comment">// word[0] = '.'; // word start marker</span></div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="comment">// word[len + 1] = '.'; // word end marker</span></div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="comment">// word[len + 2] = 0; // null terminated</span></div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="comment">// byte[] il = new byte[len + 3]; // initialized to zero</span></div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span> <span class="comment">// for (i = 0; i < len + 1; i++) {</span></div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="comment">// searchPatterns(word, i, il);</span></div> |
| <div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="comment">// // hyphenation points are located where interletter value is odd</span></div> |
| <div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="comment">// // i is letterindex(word),</span></div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="comment">// // i + 1 is index(word),</span></div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="comment">// // result[k] = corresponding index(w)</span></div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment">// for (i = 0; i < len; i++) {</span></div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="comment">// if (((il[i + 1] & 1) == 1) && i >= remainCharCount</span></div> |
| <div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="comment">// && i <= (len - pushCharCount)) {</span></div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment">// result[k++] = i + iIgnoreAtBeginning;</span></div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span> </div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="comment">// if (k > 0) {</span></div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment">// // trim result array</span></div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment">// int[] res = new int[k+2];</span></div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment">// System.arraycopy(result, 0, res, 1, k);</span></div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment">// // We add the synthetical hyphenation points</span></div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment">// // at the beginning and end of the word</span></div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="comment">// res[0]=0;</span></div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment">// res[k+1]=len;</span></div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment">// return new Hyphenation(res);</span></div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="comment">// } else {</span></div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment">// return null;</span></div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00417"></a><span class="lineno"> 417</span> </div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="comment">// * Add a character class to the tree. It is used by</span></div> |
| <div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="comment">// * {@link PatternParser PatternParser} as callback to add character classes.</span></div> |
| <div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="comment">// * Character classes define the valid word characters for hyphenation. If a</span></div> |
| <div class="line"><a name="l00422"></a><span class="lineno"> 422</span> <span class="comment">// * word contains a character not defined in any of the classes, it is not</span></div> |
| <div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="comment">// * hyphenated. It also defines a way to normalize the characters in order to</span></div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="comment">// * compare them with the stored patterns. Usually pattern files use only lower</span></div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment">// * case characters, in this case a class for letter 'a', for example, should</span></div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment">// * be defined as "aA", the first character being the normalization char.</span></div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="comment">// public void AddClass(String chargroup) {</span></div> |
| <div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment">// if (chargroup.Length > 0) {</span></div> |
| <div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment">// char equivChar = chargroup[0];</span></div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment">// char[] key = new char[2];</span></div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment">// key[1] = (char)0;</span></div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="comment">// for (int i = 0; i < chargroup.Length; i++) {</span></div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span> <span class="comment">// key[0] = chargroup[i];</span></div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="comment">// classmap.Insert(key, 0, equivChar);</span></div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00441"></a><span class="lineno"> 441</span> <span class="comment">// * Add an exception to the tree. It is used by</span></div> |
| <div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment">// * {@link PatternParser PatternParser} class as callback to store the</span></div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment">// * hyphenation exceptions.</span></div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span> <span class="comment">// * @param word normalized word</span></div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="comment">// * @param hyphenatedword a vector of alternating strings and</span></div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="comment">// * {@link Hyphen hyphen} objects.</span></div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="comment">// public void AddException(String word, ArrayList hyphenatedword) {</span></div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="comment">// stoplist.Add(word, hyphenatedword);</span></div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span> </div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span> <span class="comment">// /*</span></div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span> <span class="comment">// * Add a pattern to the tree. Mainly, to be used by</span></div> |
| <div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="comment">// * {@link PatternParser PatternParser} class as callback to add a pattern to</span></div> |
| <div class="line"><a name="l00456"></a><span class="lineno"> 456</span> <span class="comment">// * the tree.</span></div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment">// * </span></div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment">// * @param pattern the hyphenation pattern</span></div> |
| <div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment">// * @param ivalue interletter weight values indicating the desirability and</span></div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment">// * priority of hyphenating at a given point within the pattern. It</span></div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="comment">// * should contain only digit characters. (i.e. '0' to '9').</span></div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="comment">// */</span></div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <span class="comment">// public void AddPattern(String pattern, String ivalue) {</span></div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span> <span class="comment">// int k = ivalues.Find(ivalue);</span></div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="comment">// if (k <= 0) {</span></div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span> <span class="comment">// k = packValues(ivalue);</span></div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="comment">// ivalues.Insert(ivalue, (char)k);</span></div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="comment">// Insert(pattern, (char) k);</span></div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div> |
| <div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="comment">// public override void PrintStats() {</span></div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="comment">// Console.WriteLine("Value space size = " + vspace.Length());</span></div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="comment">// base.PrintStats();</span></div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span> </div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment">// }</span></div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment">//}</span></div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="comment">//}</span></div> |
| <div class="line"><a name="l00480"></a><span class="lineno"> 480</span> </div> |
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