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<FONT color="green">001</FONT> package org.maltparser.core.symbol.nullvalue;<a name="line.1"></a>
<FONT color="green">002</FONT> <a name="line.2"></a>
<FONT color="green">003</FONT> import java.util.HashMap;<a name="line.3"></a>
<FONT color="green">004</FONT> import java.util.SortedMap;<a name="line.4"></a>
<FONT color="green">005</FONT> import java.util.TreeMap;<a name="line.5"></a>
<FONT color="green">006</FONT> <a name="line.6"></a>
<FONT color="green">007</FONT> import org.maltparser.core.exception.MaltChainedException;<a name="line.7"></a>
<FONT color="green">008</FONT> import org.maltparser.core.symbol.SymbolException;<a name="line.8"></a>
<FONT color="green">009</FONT> import org.maltparser.core.symbol.SymbolTable;<a name="line.9"></a>
<FONT color="green">010</FONT> /**<a name="line.10"></a>
<FONT color="green">011</FONT> <a name="line.11"></a>
<FONT color="green">012</FONT> <a name="line.12"></a>
<FONT color="green">013</FONT> @author Johan Hall<a name="line.13"></a>
<FONT color="green">014</FONT> @since 1.0<a name="line.14"></a>
<FONT color="green">015</FONT> */<a name="line.15"></a>
<FONT color="green">016</FONT> public abstract class NullValues {<a name="line.16"></a>
<FONT color="green">017</FONT> protected enum NullValueDegree {<a name="line.17"></a>
<FONT color="green">018</FONT> NONE, ONE, ROOTLABEL, ROOTNODE, NOVALUE<a name="line.18"></a>
<FONT color="green">019</FONT> };<a name="line.19"></a>
<FONT color="green">020</FONT> public enum NullValueId {<a name="line.20"></a>
<FONT color="green">021</FONT> NO_NODE, ROOT_NODE, NO_VALUE<a name="line.21"></a>
<FONT color="green">022</FONT> };<a name="line.22"></a>
<FONT color="green">023</FONT> protected HashMap<NullValueId, String> nullValue2SymbolMap;<a name="line.23"></a>
<FONT color="green">024</FONT> protected HashMap<NullValueId, Integer> nullValue2CodeMap;<a name="line.24"></a>
<FONT color="green">025</FONT> protected HashMap<String, Integer> symbol2CodeMap;<a name="line.25"></a>
<FONT color="green">026</FONT> protected SortedMap<Integer, String> code2SymbolMap;<a name="line.26"></a>
<FONT color="green">027</FONT> protected SymbolTable table;<a name="line.27"></a>
<FONT color="green">028</FONT> protected NullValueDegree nullValueEncoding;<a name="line.28"></a>
<FONT color="green">029</FONT> protected String nullValueStrategy;<a name="line.29"></a>
<FONT color="green">030</FONT> protected int nextCode;<a name="line.30"></a>
<FONT color="green">031</FONT> <a name="line.31"></a>
<FONT color="green">032</FONT> public NullValues(SymbolTable table) {<a name="line.32"></a>
<FONT color="green">033</FONT> setSymbolTable(table);<a name="line.33"></a>
<FONT color="green">034</FONT> nullValue2SymbolMap = new HashMap<NullValueId, String>();<a name="line.34"></a>
<FONT color="green">035</FONT> nullValue2CodeMap = new HashMap<NullValueId, Integer>();<a name="line.35"></a>
<FONT color="green">036</FONT> symbol2CodeMap = new HashMap<String, Integer>();<a name="line.36"></a>
<FONT color="green">037</FONT> code2SymbolMap = new TreeMap<Integer, String>();<a name="line.37"></a>
<FONT color="green">038</FONT> }<a name="line.38"></a>
<FONT color="green">039</FONT> <a name="line.39"></a>
<FONT color="green">040</FONT> private void setSymbolTable(SymbolTable table) {<a name="line.40"></a>
<FONT color="green">041</FONT> this.table = table; <a name="line.41"></a>
<FONT color="green">042</FONT> }<a name="line.42"></a>
<FONT color="green">043</FONT> <a name="line.43"></a>
<FONT color="green">044</FONT> public SymbolTable getSymbolTable() {<a name="line.44"></a>
<FONT color="green">045</FONT> return table;<a name="line.45"></a>
<FONT color="green">046</FONT> }<a name="line.46"></a>
<FONT color="green">047</FONT> <a name="line.47"></a>
<FONT color="green">048</FONT> public String getNullValueStrategy() {<a name="line.48"></a>
<FONT color="green">049</FONT> return nullValueStrategy;<a name="line.49"></a>
<FONT color="green">050</FONT> }<a name="line.50"></a>
<FONT color="green">051</FONT> <a name="line.51"></a>
<FONT color="green">052</FONT> protected void setNullValueStrategy(String nullValueStrategy) {<a name="line.52"></a>
<FONT color="green">053</FONT> this.nullValueStrategy = nullValueStrategy;<a name="line.53"></a>
<FONT color="green">054</FONT> }<a name="line.54"></a>
<FONT color="green">055</FONT> <a name="line.55"></a>
<FONT color="green">056</FONT> public NullValueDegree getNullValueEncoding() {<a name="line.56"></a>
<FONT color="green">057</FONT> return nullValueEncoding;<a name="line.57"></a>
<FONT color="green">058</FONT> }<a name="line.58"></a>
<FONT color="green">059</FONT> <a name="line.59"></a>
<FONT color="green">060</FONT> public int getNextCode() {<a name="line.60"></a>
<FONT color="green">061</FONT> return nextCode;<a name="line.61"></a>
<FONT color="green">062</FONT> }<a name="line.62"></a>
<FONT color="green">063</FONT> <a name="line.63"></a>
<FONT color="green">064</FONT> protected void setNextCode(int nextCode) {<a name="line.64"></a>
<FONT color="green">065</FONT> this.nextCode = nextCode;<a name="line.65"></a>
<FONT color="green">066</FONT> }<a name="line.66"></a>
<FONT color="green">067</FONT> <a name="line.67"></a>
<FONT color="green">068</FONT> public boolean isNullValue(int code) {<a name="line.68"></a>
<FONT color="green">069</FONT> return code2SymbolMap.containsKey(code);<a name="line.69"></a>
<FONT color="green">070</FONT> }<a name="line.70"></a>
<FONT color="green">071</FONT> <a name="line.71"></a>
<FONT color="green">072</FONT> public boolean isNullValue(String symbol) {<a name="line.72"></a>
<FONT color="green">073</FONT> return symbol2CodeMap.containsKey(symbol);<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> public boolean isNullValue(StringBuilder symbol) {<a name="line.76"></a>
<FONT color="green">077</FONT> return symbol2CodeMap.containsKey(symbol);<a name="line.77"></a>
<FONT color="green">078</FONT> }<a name="line.78"></a>
<FONT color="green">079</FONT> <a name="line.79"></a>
<FONT color="green">080</FONT> public int nullvalueToCode(NullValueId nullValueIdentifier) throws MaltChainedException {<a name="line.80"></a>
<FONT color="green">081</FONT> if (!nullValue2CodeMap.containsKey(nullValueIdentifier)) {<a name="line.81"></a>
<FONT color="green">082</FONT> throw new SymbolException("Illegal null-value identifier. ");<a name="line.82"></a>
<FONT color="green">083</FONT> }<a name="line.83"></a>
<FONT color="green">084</FONT> return nullValue2CodeMap.get(nullValueIdentifier);<a name="line.84"></a>
<FONT color="green">085</FONT> }<a name="line.85"></a>
<FONT color="green">086</FONT> <a name="line.86"></a>
<FONT color="green">087</FONT> public String nullvalueToSymbol(NullValueId nullValueIdentifier) throws MaltChainedException {<a name="line.87"></a>
<FONT color="green">088</FONT> if (!nullValue2SymbolMap.containsKey(nullValueIdentifier)) {<a name="line.88"></a>
<FONT color="green">089</FONT> throw new SymbolException("Illegal null-value identifier. ");<a name="line.89"></a>
<FONT color="green">090</FONT> }<a name="line.90"></a>
<FONT color="green">091</FONT> return nullValue2SymbolMap.get(nullValueIdentifier);<a name="line.91"></a>
<FONT color="green">092</FONT> }<a name="line.92"></a>
<FONT color="green">093</FONT> <a name="line.93"></a>
<FONT color="green">094</FONT> public int symbolToCode(String symbol) {<a name="line.94"></a>
<FONT color="green">095</FONT> if (!symbol2CodeMap.containsKey(symbol)) {<a name="line.95"></a>
<FONT color="green">096</FONT> return -1;<a name="line.96"></a>
<FONT color="green">097</FONT> }<a name="line.97"></a>
<FONT color="green">098</FONT> return symbol2CodeMap.get(symbol);<a name="line.98"></a>
<FONT color="green">099</FONT> }<a name="line.99"></a>
<FONT color="green">100</FONT> <a name="line.100"></a>
<FONT color="green">101</FONT> public int symbolToCode(StringBuilder symbol) {<a name="line.101"></a>
<FONT color="green">102</FONT> if (!symbol2CodeMap.containsKey(symbol)) {<a name="line.102"></a>
<FONT color="green">103</FONT> return -1;<a name="line.103"></a>
<FONT color="green">104</FONT> }<a name="line.104"></a>
<FONT color="green">105</FONT> return symbol2CodeMap.get(symbol);<a name="line.105"></a>
<FONT color="green">106</FONT> }<a name="line.106"></a>
<FONT color="green">107</FONT> <a name="line.107"></a>
<FONT color="green">108</FONT> public String codeToSymbol(int code) {<a name="line.108"></a>
<FONT color="green">109</FONT> if (!code2SymbolMap.containsKey(code)) {<a name="line.109"></a>
<FONT color="green">110</FONT> return null;<a name="line.110"></a>
<FONT color="green">111</FONT> }<a name="line.111"></a>
<FONT color="green">112</FONT> return code2SymbolMap.get(code);<a name="line.112"></a>
<FONT color="green">113</FONT> }<a name="line.113"></a>
<FONT color="green">114</FONT> <a name="line.114"></a>
<FONT color="green">115</FONT> protected abstract void setNullValueEncoding(String nullValueStrategy);<a name="line.115"></a>
<FONT color="green">116</FONT> protected abstract void makeNullValues();<a name="line.116"></a>
<FONT color="green">117</FONT> <a name="line.117"></a>
<FONT color="green">118</FONT> /* (non-Javadoc)<a name="line.118"></a>
<FONT color="green">119</FONT> * @see java.lang.Object#equals(java.lang.Object)<a name="line.119"></a>
<FONT color="green">120</FONT> */<a name="line.120"></a>
<FONT color="green">121</FONT> public boolean equals(Object obj) {<a name="line.121"></a>
<FONT color="green">122</FONT> if (this == obj)<a name="line.122"></a>
<FONT color="green">123</FONT> return true;<a name="line.123"></a>
<FONT color="green">124</FONT> if (obj == null)<a name="line.124"></a>
<FONT color="green">125</FONT> return false;<a name="line.125"></a>
<FONT color="green">126</FONT> if (getClass() != obj.getClass())<a name="line.126"></a>
<FONT color="green">127</FONT> return false;<a name="line.127"></a>
<FONT color="green">128</FONT> <a name="line.128"></a>
<FONT color="green">129</FONT> NullValues nl = (NullValues)obj;<a name="line.129"></a>
<FONT color="green">130</FONT> if (!nullValueStrategy.equalsIgnoreCase(nl.getNullValueStrategy())) { return false; }<a name="line.130"></a>
<FONT color="green">131</FONT> if (nextCode != nl.getNextCode()) { return false; }<a name="line.131"></a>
<FONT color="green">132</FONT> if (!nullValue2SymbolMap.equals(nl.nullValue2SymbolMap)) { return false; }<a name="line.132"></a>
<FONT color="green">133</FONT> if (!nullValue2CodeMap.equals(nl.nullValue2CodeMap)) { return false; } <a name="line.133"></a>
<FONT color="green">134</FONT> if (!code2SymbolMap.equals(nl.code2SymbolMap)) { return false; }<a name="line.134"></a>
<FONT color="green">135</FONT> if (!symbol2CodeMap.equals(nl.symbol2CodeMap)) { return false; }<a name="line.135"></a>
<FONT color="green">136</FONT> return true;<a name="line.136"></a>
<FONT color="green">137</FONT> }<a name="line.137"></a>
<FONT color="green">138</FONT> <a name="line.138"></a>
<FONT color="green">139</FONT> /* (non-Javadoc)<a name="line.139"></a>
<FONT color="green">140</FONT> * @see java.lang.Object#toString()<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> StringBuilder sb = new StringBuilder();<a name="line.143"></a>
<FONT color="green">144</FONT> sb.append("Null-values:\n");<a name="line.144"></a>
<FONT color="green">145</FONT> sb.append(" Strategy: "+ nullValueStrategy);<a name="line.145"></a>
<FONT color="green">146</FONT> sb.append(" NO_NODE -> "+ nullValue2CodeMap.get(NullValueId.NO_NODE) + " " + nullValue2SymbolMap.get(NullValueId.NO_NODE)+"\n");<a name="line.146"></a>
<FONT color="green">147</FONT> sb.append(" ROOT_NODE -> "+ nullValue2CodeMap.get(NullValueId.ROOT_NODE) + " " + nullValue2SymbolMap.get(NullValueId.ROOT_NODE)+"\n");<a name="line.147"></a>
<FONT color="green">148</FONT> sb.append(" NO_VALUE -> "+ nullValue2CodeMap.get(NullValueId.NO_VALUE) + " " + nullValue2SymbolMap.get(NullValueId.NO_VALUE)+"\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>
</PRE>
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