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<FONT color="green">001</FONT> package org.maltparser.parser;<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> <a name="line.4"></a>
<FONT color="green">005</FONT> import org.maltparser.core.exception.MaltChainedException;<a name="line.5"></a>
<FONT color="green">006</FONT> import org.maltparser.core.propagation.PropagationManager;<a name="line.6"></a>
<FONT color="green">007</FONT> import org.maltparser.core.symbol.SymbolTable;<a name="line.7"></a>
<FONT color="green">008</FONT> import org.maltparser.core.symbol.SymbolTableHandler;<a name="line.8"></a>
<FONT color="green">009</FONT> import org.maltparser.core.symbol.TableHandler;<a name="line.9"></a>
<FONT color="green">010</FONT> import org.maltparser.core.syntaxgraph.DependencyGraph;<a name="line.10"></a>
<FONT color="green">011</FONT> import org.maltparser.core.syntaxgraph.LabelSet;<a name="line.11"></a>
<FONT color="green">012</FONT> import org.maltparser.core.syntaxgraph.edge.Edge;<a name="line.12"></a>
<FONT color="green">013</FONT> import org.maltparser.parser.history.GuideUserHistory;<a name="line.13"></a>
<FONT color="green">014</FONT> import org.maltparser.parser.history.action.GuideUserAction;<a name="line.14"></a>
<FONT color="green">015</FONT> import org.maltparser.parser.history.container.ActionContainer;<a name="line.15"></a>
<FONT color="green">016</FONT> import org.maltparser.parser.transition.TransitionTable;<a name="line.16"></a>
<FONT color="green">017</FONT> import org.maltparser.parser.transition.TransitionTableHandler;<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> */<a name="line.21"></a>
<FONT color="green">022</FONT> public abstract class TransitionSystem {<a name="line.22"></a>
<FONT color="green">023</FONT> protected HashMap<String, TableHandler> tableHandlers;<a name="line.23"></a>
<FONT color="green">024</FONT> protected TransitionTableHandler transitionTableHandler;<a name="line.24"></a>
<FONT color="green">025</FONT> protected ActionContainer[] actionContainers;<a name="line.25"></a>
<FONT color="green">026</FONT> protected ActionContainer transActionContainer;<a name="line.26"></a>
<FONT color="green">027</FONT> protected ActionContainer[] arcLabelActionContainers;<a name="line.27"></a>
<FONT color="green">028</FONT> protected PropagationManager propagationManager = null;<a name="line.28"></a>
<FONT color="green">029</FONT> <a name="line.29"></a>
<FONT color="green">030</FONT> public TransitionSystem() throws MaltChainedException { }<a name="line.30"></a>
<FONT color="green">031</FONT> <a name="line.31"></a>
<FONT color="green">032</FONT> public abstract void apply(GuideUserAction currentAction, ParserConfiguration config) throws MaltChainedException;<a name="line.32"></a>
<FONT color="green">033</FONT> public abstract boolean permissible(GuideUserAction currentAction, ParserConfiguration config) throws MaltChainedException;<a name="line.33"></a>
<FONT color="green">034</FONT> public abstract GuideUserAction getDeterministicAction(GuideUserHistory history, ParserConfiguration config) throws MaltChainedException;<a name="line.34"></a>
<FONT color="green">035</FONT> protected abstract void addAvailableTransitionToTable(TransitionTable ttable) throws MaltChainedException;<a name="line.35"></a>
<FONT color="green">036</FONT> protected abstract void initWithDefaultTransitions(GuideUserHistory history) throws MaltChainedException;<a name="line.36"></a>
<FONT color="green">037</FONT> public abstract String getName();<a name="line.37"></a>
<FONT color="green">038</FONT> public abstract GuideUserAction defaultAction(GuideUserHistory history, ParserConfiguration configuration) throws MaltChainedException;<a name="line.38"></a>
<FONT color="green">039</FONT> <a name="line.39"></a>
<FONT color="green">040</FONT> protected GuideUserAction updateActionContainers(GuideUserHistory history, int transition, LabelSet arcLabels) throws MaltChainedException { <a name="line.40"></a>
<FONT color="green">041</FONT> transActionContainer.setAction(transition);<a name="line.41"></a>
<FONT color="green">042</FONT> <a name="line.42"></a>
<FONT color="green">043</FONT> if (arcLabels == null) {<a name="line.43"></a>
<FONT color="green">044</FONT> for (int i = 0; i < arcLabelActionContainers.length; i++) {<a name="line.44"></a>
<FONT color="green">045</FONT> arcLabelActionContainers[i].setAction(-1); <a name="line.45"></a>
<FONT color="green">046</FONT> }<a name="line.46"></a>
<FONT color="green">047</FONT> } else {<a name="line.47"></a>
<FONT color="green">048</FONT> for (int i = 0; i < arcLabelActionContainers.length; i++) {<a name="line.48"></a>
<FONT color="green">049</FONT> if (arcLabelActionContainers[i] == null) {<a name="line.49"></a>
<FONT color="green">050</FONT> throw new MaltChainedException("arcLabelActionContainer " + i + " is null when doing transition " + transition);<a name="line.50"></a>
<FONT color="green">051</FONT> }<a name="line.51"></a>
<FONT color="green">052</FONT> <a name="line.52"></a>
<FONT color="green">053</FONT> Integer code = arcLabels.get(arcLabelActionContainers[i].getTable());<a name="line.53"></a>
<FONT color="green">054</FONT> if (code != null) {<a name="line.54"></a>
<FONT color="green">055</FONT> arcLabelActionContainers[i].setAction(code.shortValue());<a name="line.55"></a>
<FONT color="green">056</FONT> } else {<a name="line.56"></a>
<FONT color="green">057</FONT> arcLabelActionContainers[i].setAction(-1);<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> }<a name="line.60"></a>
<FONT color="green">061</FONT> GuideUserAction oracleAction = history.getEmptyGuideUserAction();<a name="line.61"></a>
<FONT color="green">062</FONT> oracleAction.addAction(actionContainers);<a name="line.62"></a>
<FONT color="green">063</FONT> return oracleAction;<a name="line.63"></a>
<FONT color="green">064</FONT> }<a name="line.64"></a>
<FONT color="green">065</FONT> <a name="line.65"></a>
<FONT color="green">066</FONT> protected boolean isActionContainersLabeled() {<a name="line.66"></a>
<FONT color="green">067</FONT> for (int i = 0; i < arcLabelActionContainers.length; i++) {<a name="line.67"></a>
<FONT color="green">068</FONT> if (arcLabelActionContainers[i].getActionCode() < 0) {<a name="line.68"></a>
<FONT color="green">069</FONT> return false;<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> return true;<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> protected void addEdgeLabels(Edge e) throws MaltChainedException {<a name="line.75"></a>
<FONT color="green">076</FONT> if (e != null) { <a name="line.76"></a>
<FONT color="green">077</FONT> for (int i = 0; i < arcLabelActionContainers.length; i++) {<a name="line.77"></a>
<FONT color="green">078</FONT> if (arcLabelActionContainers[i].getActionCode() != -1) {<a name="line.78"></a>
<FONT color="green">079</FONT> e.addLabel((SymbolTable)arcLabelActionContainers[i].getTable(), arcLabelActionContainers[i].getActionCode());<a name="line.79"></a>
<FONT color="green">080</FONT> } else {<a name="line.80"></a>
<FONT color="green">081</FONT> e.addLabel((SymbolTable)arcLabelActionContainers[i].getTable(), ((DependencyGraph)e.getBelongsToGraph()).getDefaultRootEdgeLabelCode((SymbolTable)arcLabelActionContainers[i].getTable()));<a name="line.81"></a>
<FONT color="green">082</FONT> }<a name="line.82"></a>
<FONT color="green">083</FONT> }<a name="line.83"></a>
<FONT color="green">084</FONT> if (propagationManager != null) {<a name="line.84"></a>
<FONT color="green">085</FONT> propagationManager.propagate(e);<a name="line.85"></a>
<FONT color="green">086</FONT> }<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> public void initTransitionSystem(GuideUserHistory history) throws MaltChainedException {<a name="line.90"></a>
<FONT color="green">091</FONT> this.actionContainers = history.getActionContainerArray();<a name="line.91"></a>
<FONT color="green">092</FONT> if (actionContainers.length < 1) {<a name="line.92"></a>
<FONT color="green">093</FONT> throw new ParsingException("Problem when initialize the history (sequence of actions). There are no action containers. ");<a name="line.93"></a>
<FONT color="green">094</FONT> }<a name="line.94"></a>
<FONT color="green">095</FONT> int nLabels = 0;<a name="line.95"></a>
<FONT color="green">096</FONT> for (int i = 0; i < actionContainers.length; i++) {<a name="line.96"></a>
<FONT color="green">097</FONT> if (actionContainers[i].getTableContainerName().startsWith("A.")) {<a name="line.97"></a>
<FONT color="green">098</FONT> nLabels++;<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> int j = 0;<a name="line.101"></a>
<FONT color="green">102</FONT> for (int i = 0; i < actionContainers.length; i++) {<a name="line.102"></a>
<FONT color="green">103</FONT> if (actionContainers[i].getTableContainerName().equals("T.TRANS")) {<a name="line.103"></a>
<FONT color="green">104</FONT> transActionContainer = actionContainers[i];<a name="line.104"></a>
<FONT color="green">105</FONT> } else if (actionContainers[i].getTableContainerName().startsWith("A.")) {<a name="line.105"></a>
<FONT color="green">106</FONT> if (arcLabelActionContainers == null) {<a name="line.106"></a>
<FONT color="green">107</FONT> arcLabelActionContainers = new ActionContainer[nLabels];<a name="line.107"></a>
<FONT color="green">108</FONT> }<a name="line.108"></a>
<FONT color="green">109</FONT> arcLabelActionContainers[j++] = actionContainers[i];<a name="line.109"></a>
<FONT color="green">110</FONT> }<a name="line.110"></a>
<FONT color="green">111</FONT> }<a name="line.111"></a>
<FONT color="green">112</FONT> initWithDefaultTransitions(history);<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> public void initTableHandlers(String decisionSettings, SymbolTableHandler symbolTableHandler) throws MaltChainedException {<a name="line.115"></a>
<FONT color="green">116</FONT> transitionTableHandler = new TransitionTableHandler();<a name="line.116"></a>
<FONT color="green">117</FONT> tableHandlers = new HashMap<String, TableHandler>();<a name="line.117"></a>
<FONT color="green">118</FONT> <a name="line.118"></a>
<FONT color="green">119</FONT> final String[] decisionElements = decisionSettings.split(",|#|;|\\+");<a name="line.119"></a>
<FONT color="green">120</FONT> <a name="line.120"></a>
<FONT color="green">121</FONT> int nTrans = 0;<a name="line.121"></a>
<FONT color="green">122</FONT> for (int i = 0; i < decisionElements.length; i++) {<a name="line.122"></a>
<FONT color="green">123</FONT> int index = decisionElements[i].indexOf('.');<a name="line.123"></a>
<FONT color="green">124</FONT> if (index == -1) {<a name="line.124"></a>
<FONT color="green">125</FONT> throw new ParsingException("Decision settings '"+decisionSettings+"' contain an item '"+decisionElements[i]+"' that does not follow the format {TableHandler}.{Table}. ");<a name="line.125"></a>
<FONT color="green">126</FONT> }<a name="line.126"></a>
<FONT color="green">127</FONT> if (decisionElements[i].substring(0,index).equals("T")) {<a name="line.127"></a>
<FONT color="green">128</FONT> if (!getTableHandlers().containsKey("T")) {<a name="line.128"></a>
<FONT color="green">129</FONT> getTableHandlers().put("T", getTransitionTableHandler());<a name="line.129"></a>
<FONT color="green">130</FONT> }<a name="line.130"></a>
<FONT color="green">131</FONT> if (decisionElements[i].substring(index+1).equals("TRANS")) {<a name="line.131"></a>
<FONT color="green">132</FONT> if (nTrans == 0) {<a name="line.132"></a>
<FONT color="green">133</FONT> TransitionTable ttable = (TransitionTable)getTransitionTableHandler().addSymbolTable("TRANS");<a name="line.133"></a>
<FONT color="green">134</FONT> addAvailableTransitionToTable(ttable);<a name="line.134"></a>
<FONT color="green">135</FONT> } else {<a name="line.135"></a>
<FONT color="green">136</FONT> throw new ParsingException("Illegal decision settings '"+decisionSettings+"'");<a name="line.136"></a>
<FONT color="green">137</FONT> }<a name="line.137"></a>
<FONT color="green">138</FONT> nTrans++;<a name="line.138"></a>
<FONT color="green">139</FONT> } <a name="line.139"></a>
<FONT color="green">140</FONT> } else if (decisionElements[i].substring(0,index).equals("A")) {<a name="line.140"></a>
<FONT color="green">141</FONT> if (!getTableHandlers().containsKey("A")) {<a name="line.141"></a>
<FONT color="green">142</FONT> getTableHandlers().put("A", symbolTableHandler);<a name="line.142"></a>
<FONT color="green">143</FONT> }<a name="line.143"></a>
<FONT color="green">144</FONT> } else {<a name="line.144"></a>
<FONT color="green">145</FONT> throw new ParsingException("The decision settings '"+decisionSettings+"' contains an unknown table handler '"+decisionElements[i].substring(0,index)+"'. " +<a name="line.145"></a>
<FONT color="green">146</FONT> "Only T (Transition table handler) and A (ArcLabel table handler) is allowed. ");<a name="line.146"></a>
<FONT color="green">147</FONT> }<a name="line.147"></a>
<FONT color="green">148</FONT> }<a name="line.148"></a>
<FONT color="green">149</FONT> }<a name="line.149"></a>
<FONT color="green">150</FONT> <a name="line.150"></a>
<FONT color="green">151</FONT> public void copyAction(GuideUserAction source, GuideUserAction target) throws MaltChainedException {<a name="line.151"></a>
<FONT color="green">152</FONT> source.getAction(actionContainers);<a name="line.152"></a>
<FONT color="green">153</FONT> target.addAction(actionContainers);<a name="line.153"></a>
<FONT color="green">154</FONT> }<a name="line.154"></a>
<FONT color="green">155</FONT> <a name="line.155"></a>
<FONT color="green">156</FONT> public HashMap<String, TableHandler> getTableHandlers() {<a name="line.156"></a>
<FONT color="green">157</FONT> return tableHandlers;<a name="line.157"></a>
<FONT color="green">158</FONT> }<a name="line.158"></a>
<FONT color="green">159</FONT> <a name="line.159"></a>
<FONT color="green">160</FONT> public TransitionTableHandler getTransitionTableHandler() {<a name="line.160"></a>
<FONT color="green">161</FONT> return transitionTableHandler;<a name="line.161"></a>
<FONT color="green">162</FONT> }<a name="line.162"></a>
<FONT color="green">163</FONT> <a name="line.163"></a>
<FONT color="green">164</FONT> public PropagationManager getPropagationManager() {<a name="line.164"></a>
<FONT color="green">165</FONT> return propagationManager;<a name="line.165"></a>
<FONT color="green">166</FONT> }<a name="line.166"></a>
<FONT color="green">167</FONT> <a name="line.167"></a>
<FONT color="green">168</FONT> // protected void doPropagation(Edge e) throws MaltChainedException{<a name="line.168"></a>
<FONT color="green">169</FONT> //<a name="line.169"></a>
<FONT color="green">170</FONT> // }<a name="line.170"></a>
<FONT color="green">171</FONT> <a name="line.171"></a>
<FONT color="green">172</FONT> public void setPropagationManager(PropagationManager propagationManager) {<a name="line.172"></a>
<FONT color="green">173</FONT> this.propagationManager = propagationManager;<a name="line.173"></a>
<FONT color="green">174</FONT> }<a name="line.174"></a>
<FONT color="green">175</FONT> <a name="line.175"></a>
<FONT color="green">176</FONT> public String getActionString(GuideUserAction action) throws MaltChainedException {<a name="line.176"></a>
<FONT color="green">177</FONT> StringBuilder sb = new StringBuilder();<a name="line.177"></a>
<FONT color="green">178</FONT> action.getAction(actionContainers);<a name="line.178"></a>
<FONT color="green">179</FONT> TransitionTable ttable = (TransitionTable)getTransitionTableHandler().getSymbolTable("TRANS");<a name="line.179"></a>
<FONT color="green">180</FONT> sb.append(ttable.getSymbolCodeToString(transActionContainer.getActionCode()));<a name="line.180"></a>
<FONT color="green">181</FONT> for (int i = 0; i < arcLabelActionContainers.length; i++) {<a name="line.181"></a>
<FONT color="green">182</FONT> if (arcLabelActionContainers[i].getActionCode() != -1) {<a name="line.182"></a>
<FONT color="green">183</FONT> sb.append("+");<a name="line.183"></a>
<FONT color="green">184</FONT> sb.append(arcLabelActionContainers[i].getTable().getSymbolCodeToString(arcLabelActionContainers[i].getActionCode()));<a name="line.184"></a>
<FONT color="green">185</FONT> }<a name="line.185"></a>
<FONT color="green">186</FONT> }<a name="line.186"></a>
<FONT color="green">187</FONT> return sb.toString();<a name="line.187"></a>
<FONT color="green">188</FONT> }<a name="line.188"></a>
<FONT color="green">189</FONT> }<a name="line.189"></a>
</PRE>
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