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<FONT color="green">001</FONT> package org.maltparser.core.syntaxgraph;<a name="line.1"></a>
<FONT color="green">002</FONT> <a name="line.2"></a>
<FONT color="green">003</FONT> import java.util.NoSuchElementException;<a name="line.3"></a>
<FONT color="green">004</FONT> import java.util.Observable;<a name="line.4"></a>
<FONT color="green">005</FONT> import java.util.SortedMap;<a name="line.5"></a>
<FONT color="green">006</FONT> import java.util.SortedSet;<a name="line.6"></a>
<FONT color="green">007</FONT> import java.util.TreeMap;<a name="line.7"></a>
<FONT color="green">008</FONT> import java.util.TreeSet;<a name="line.8"></a>
<FONT color="green">009</FONT> <a name="line.9"></a>
<FONT color="green">010</FONT> import org.maltparser.core.exception.MaltChainedException;<a name="line.10"></a>
<FONT color="green">011</FONT> import org.maltparser.core.pool.ObjectPoolList;<a name="line.11"></a>
<FONT color="green">012</FONT> import org.maltparser.core.symbol.SymbolTableHandler;<a name="line.12"></a>
<FONT color="green">013</FONT> <a name="line.13"></a>
<FONT color="green">014</FONT> import org.maltparser.core.syntaxgraph.node.Token;<a name="line.14"></a>
<FONT color="green">015</FONT> import org.maltparser.core.syntaxgraph.node.TokenNode;<a name="line.15"></a>
<FONT color="green">016</FONT> /**<a name="line.16"></a>
<FONT color="green">017</FONT> *<a name="line.17"></a>
<FONT color="green">018</FONT> *<a name="line.18"></a>
<FONT color="green">019</FONT> * @author Johan Hall<a name="line.19"></a>
<FONT color="green">020</FONT> */<a name="line.20"></a>
<FONT color="green">021</FONT> public class Sentence extends SyntaxGraph implements TokenStructure {<a name="line.21"></a>
<FONT color="green">022</FONT> protected final ObjectPoolList<Token> terminalPool;<a name="line.22"></a>
<FONT color="green">023</FONT> protected final SortedMap<Integer,Token> terminalNodes;<a name="line.23"></a>
<FONT color="green">024</FONT> protected int sentenceID;<a name="line.24"></a>
<FONT color="green">025</FONT> <a name="line.25"></a>
<FONT color="green">026</FONT> public Sentence(SymbolTableHandler symbolTables) throws MaltChainedException {<a name="line.26"></a>
<FONT color="green">027</FONT> super(symbolTables);<a name="line.27"></a>
<FONT color="green">028</FONT> terminalNodes = new TreeMap<Integer,Token>();<a name="line.28"></a>
<FONT color="green">029</FONT> terminalPool = new ObjectPoolList<Token>() {<a name="line.29"></a>
<FONT color="green">030</FONT> protected Token create() throws MaltChainedException { return new Token(); }<a name="line.30"></a>
<FONT color="green">031</FONT> public void resetObject(Token o) throws MaltChainedException { o.clear(); }<a name="line.31"></a>
<FONT color="green">032</FONT> };<a name="line.32"></a>
<FONT color="green">033</FONT> }<a name="line.33"></a>
<FONT color="green">034</FONT> <a name="line.34"></a>
<FONT color="green">035</FONT> public TokenNode addTokenNode(int index) throws MaltChainedException {<a name="line.35"></a>
<FONT color="green">036</FONT> if (index > 0) {<a name="line.36"></a>
<FONT color="green">037</FONT> return getOrAddTerminalNode(index);<a name="line.37"></a>
<FONT color="green">038</FONT> }<a name="line.38"></a>
<FONT color="green">039</FONT> return null;<a name="line.39"></a>
<FONT color="green">040</FONT> }<a name="line.40"></a>
<FONT color="green">041</FONT> <a name="line.41"></a>
<FONT color="green">042</FONT> public TokenNode addTokenNode() throws MaltChainedException {<a name="line.42"></a>
<FONT color="green">043</FONT> int index = getHighestTokenIndex();<a name="line.43"></a>
<FONT color="green">044</FONT> if (index > 0) {<a name="line.44"></a>
<FONT color="green">045</FONT> return getOrAddTerminalNode(index+1);<a name="line.45"></a>
<FONT color="green">046</FONT> }<a name="line.46"></a>
<FONT color="green">047</FONT> return getOrAddTerminalNode(1);<a name="line.47"></a>
<FONT color="green">048</FONT> }<a name="line.48"></a>
<FONT color="green">049</FONT> <a name="line.49"></a>
<FONT color="green">050</FONT> public int nTokenNode() {<a name="line.50"></a>
<FONT color="green">051</FONT> return terminalNodes.size();<a name="line.51"></a>
<FONT color="green">052</FONT> }<a name="line.52"></a>
<FONT color="green">053</FONT> <a name="line.53"></a>
<FONT color="green">054</FONT> public boolean hasTokens() {<a name="line.54"></a>
<FONT color="green">055</FONT> return !terminalNodes.isEmpty();<a name="line.55"></a>
<FONT color="green">056</FONT> }<a name="line.56"></a>
<FONT color="green">057</FONT> <a name="line.57"></a>
<FONT color="green">058</FONT> <a name="line.58"></a>
<FONT color="green">059</FONT> protected Token getOrAddTerminalNode(int index) throws MaltChainedException {<a name="line.59"></a>
<FONT color="green">060</FONT> Token node = null;<a name="line.60"></a>
<FONT color="green">061</FONT> if (!terminalNodes.containsKey(index)) {<a name="line.61"></a>
<FONT color="green">062</FONT> if (index > 0){<a name="line.62"></a>
<FONT color="green">063</FONT> node = terminalPool.checkOut();<a name="line.63"></a>
<FONT color="green">064</FONT> node.setIndex(index);<a name="line.64"></a>
<FONT color="green">065</FONT> node.setBelongsToGraph(this); <a name="line.65"></a>
<FONT color="green">066</FONT> <a name="line.66"></a>
<FONT color="green">067</FONT> if (index > 1) {<a name="line.67"></a>
<FONT color="green">068</FONT> Token prev = terminalNodes.get(index-1);<a name="line.68"></a>
<FONT color="green">069</FONT> if (prev == null) {<a name="line.69"></a>
<FONT color="green">070</FONT> try {<a name="line.70"></a>
<FONT color="green">071</FONT> prev = terminalNodes.get(terminalNodes.headMap(index).lastKey());<a name="line.71"></a>
<FONT color="green">072</FONT> } catch (NoSuchElementException e) {<a name="line.72"></a>
<FONT color="green">073</FONT> <a name="line.73"></a>
<FONT color="green">074</FONT> }<a name="line.74"></a>
<FONT color="green">075</FONT> }<a name="line.75"></a>
<FONT color="green">076</FONT> if (prev != null) {<a name="line.76"></a>
<FONT color="green">077</FONT> prev.setSuccessor(node);<a name="line.77"></a>
<FONT color="green">078</FONT> node.setPredecessor(prev);<a name="line.78"></a>
<FONT color="green">079</FONT> }<a name="line.79"></a>
<FONT color="green">080</FONT> <a name="line.80"></a>
<FONT color="green">081</FONT> if (terminalNodes.lastKey() > index) {<a name="line.81"></a>
<FONT color="green">082</FONT> Token succ = terminalNodes.get(index+1);<a name="line.82"></a>
<FONT color="green">083</FONT> if (succ == null) {<a name="line.83"></a>
<FONT color="green">084</FONT> try {<a name="line.84"></a>
<FONT color="green">085</FONT> succ = terminalNodes.get(terminalNodes.tailMap(index).firstKey());<a name="line.85"></a>
<FONT color="green">086</FONT> } catch (NoSuchElementException e) {<a name="line.86"></a>
<FONT color="green">087</FONT> <a name="line.87"></a>
<FONT color="green">088</FONT> }<a name="line.88"></a>
<FONT color="green">089</FONT> }<a name="line.89"></a>
<FONT color="green">090</FONT> if (succ != null) {<a name="line.90"></a>
<FONT color="green">091</FONT> succ.setPredecessor(node);<a name="line.91"></a>
<FONT color="green">092</FONT> node.setSuccessor(succ);<a name="line.92"></a>
<FONT color="green">093</FONT> }<a name="line.93"></a>
<FONT color="green">094</FONT> }<a name="line.94"></a>
<FONT color="green">095</FONT> }<a name="line.95"></a>
<FONT color="green">096</FONT> }<a name="line.96"></a>
<FONT color="green">097</FONT> terminalNodes.put(index,node);<a name="line.97"></a>
<FONT color="green">098</FONT> numberOfComponents++;<a name="line.98"></a>
<FONT color="green">099</FONT> } else {<a name="line.99"></a>
<FONT color="green">100</FONT> node = terminalNodes.get(index);<a name="line.100"></a>
<FONT color="green">101</FONT> }<a name="line.101"></a>
<FONT color="green">102</FONT> return node;<a name="line.102"></a>
<FONT color="green">103</FONT> }<a name="line.103"></a>
<FONT color="green">104</FONT> <a name="line.104"></a>
<FONT color="green">105</FONT> public SortedSet<Integer> getTokenIndices() {<a name="line.105"></a>
<FONT color="green">106</FONT> return new TreeSet<Integer>(terminalNodes.keySet());<a name="line.106"></a>
<FONT color="green">107</FONT> }<a name="line.107"></a>
<FONT color="green">108</FONT> <a name="line.108"></a>
<FONT color="green">109</FONT> public int getHighestTokenIndex() {<a name="line.109"></a>
<FONT color="green">110</FONT> try {<a name="line.110"></a>
<FONT color="green">111</FONT> return terminalNodes.lastKey();<a name="line.111"></a>
<FONT color="green">112</FONT> } catch (NoSuchElementException e) {<a name="line.112"></a>
<FONT color="green">113</FONT> return 0;<a name="line.113"></a>
<FONT color="green">114</FONT> }<a name="line.114"></a>
<FONT color="green">115</FONT> }<a name="line.115"></a>
<FONT color="green">116</FONT> <a name="line.116"></a>
<FONT color="green">117</FONT> public TokenNode getTokenNode(int index) {<a name="line.117"></a>
<FONT color="green">118</FONT> if (index > 0) {<a name="line.118"></a>
<FONT color="green">119</FONT> return terminalNodes.get(index);<a name="line.119"></a>
<FONT color="green">120</FONT> }<a name="line.120"></a>
<FONT color="green">121</FONT> return null;<a name="line.121"></a>
<FONT color="green">122</FONT> }<a name="line.122"></a>
<FONT color="green">123</FONT> <a name="line.123"></a>
<FONT color="green">124</FONT> <a name="line.124"></a>
<FONT color="green">125</FONT> public int getSentenceID() {<a name="line.125"></a>
<FONT color="green">126</FONT> return sentenceID;<a name="line.126"></a>
<FONT color="green">127</FONT> }<a name="line.127"></a>
<FONT color="green">128</FONT> <a name="line.128"></a>
<FONT color="green">129</FONT> public void setSentenceID(int sentenceID) {<a name="line.129"></a>
<FONT color="green">130</FONT> this.sentenceID = sentenceID;<a name="line.130"></a>
<FONT color="green">131</FONT> }<a name="line.131"></a>
<FONT color="green">132</FONT> <a name="line.132"></a>
<FONT color="green">133</FONT> public void clear() throws MaltChainedException {<a name="line.133"></a>
<FONT color="green">134</FONT> terminalPool.checkInAll();<a name="line.134"></a>
<FONT color="green">135</FONT> terminalNodes.clear();<a name="line.135"></a>
<FONT color="green">136</FONT> sentenceID = 0;<a name="line.136"></a>
<FONT color="green">137</FONT> super.clear();<a name="line.137"></a>
<FONT color="green">138</FONT> }<a name="line.138"></a>
<FONT color="green">139</FONT> <a name="line.139"></a>
<FONT color="green">140</FONT> public void update(Observable o, Object str) { }<a name="line.140"></a>
<FONT color="green">141</FONT> <a name="line.141"></a>
<FONT color="green">142</FONT> public String toString() {<a name="line.142"></a>
<FONT color="green">143</FONT> final StringBuilder sb = new StringBuilder();<a name="line.143"></a>
<FONT color="green">144</FONT> for (int index : terminalNodes.keySet()) {<a name="line.144"></a>
<FONT color="green">145</FONT> sb.append(terminalNodes.get(index).toString().trim());<a name="line.145"></a>
<FONT color="green">146</FONT> sb.append('\n');<a name="line.146"></a>
<FONT color="green">147</FONT> }<a name="line.147"></a>
<FONT color="green">148</FONT> sb.append("\n");<a name="line.148"></a>
<FONT color="green">149</FONT> return sb.toString();<a name="line.149"></a>
<FONT color="green">150</FONT> }<a name="line.150"></a>
<FONT color="green">151</FONT> }<a name="line.151"></a>
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