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<FONT color="green">001</FONT> package org.maltparser.core.flow.item;<a name="line.1"></a>
<FONT color="green">002</FONT> <a name="line.2"></a>
<FONT color="green">003</FONT> import org.maltparser.core.exception.MaltChainedException;<a name="line.3"></a>
<FONT color="green">004</FONT> import org.maltparser.core.flow.FlowChartInstance;<a name="line.4"></a>
<FONT color="green">005</FONT> import org.maltparser.core.flow.spec.ChartItemSpecification;<a name="line.5"></a>
<FONT color="green">006</FONT> import org.maltparser.core.flow.system.elem.ChartElement;<a name="line.6"></a>
<FONT color="green">007</FONT> /**<a name="line.7"></a>
<FONT color="green">008</FONT> *<a name="line.8"></a>
<FONT color="green">009</FONT> *<a name="line.9"></a>
<FONT color="green">010</FONT> * @author Johan Hall<a name="line.10"></a>
<FONT color="green">011</FONT> */<a name="line.11"></a>
<FONT color="green">012</FONT> public abstract class ChartItem {<a name="line.12"></a>
<FONT color="green">013</FONT> protected FlowChartInstance flowChartinstance;<a name="line.13"></a>
<FONT color="green">014</FONT> protected ChartItemSpecification chartItemSpecification;<a name="line.14"></a>
<FONT color="green">015</FONT> <a name="line.15"></a>
<FONT color="green">016</FONT> // Signals<a name="line.16"></a>
<FONT color="green">017</FONT> public final static int CONTINUE = 1;<a name="line.17"></a>
<FONT color="green">018</FONT> public final static int TERMINATE = 2;<a name="line.18"></a>
<FONT color="green">019</FONT> public final static int NEWITERATION = 3;<a name="line.19"></a>
<FONT color="green">020</FONT> <a name="line.20"></a>
<FONT color="green">021</FONT> public ChartItem() { }<a name="line.21"></a>
<FONT color="green">022</FONT> <a name="line.22"></a>
<FONT color="green">023</FONT> /**<a name="line.23"></a>
<FONT color="green">024</FONT> * Initialize the chart item<a name="line.24"></a>
<FONT color="green">025</FONT> * <a name="line.25"></a>
<FONT color="green">026</FONT> * @param flowChartinstance the flow chart instance that the chart item belongs to<a name="line.26"></a>
<FONT color="green">027</FONT> * @param chartItemSpecification a specification of the chart item<a name="line.27"></a>
<FONT color="green">028</FONT> * @throws MaltChainedException<a name="line.28"></a>
<FONT color="green">029</FONT> */<a name="line.29"></a>
<FONT color="green">030</FONT> public void initialize(FlowChartInstance flowChartinstance, ChartItemSpecification chartItemSpecification) throws MaltChainedException {<a name="line.30"></a>
<FONT color="green">031</FONT> setFlowChartInstance(flowChartinstance);<a name="line.31"></a>
<FONT color="green">032</FONT> setChartItemSpecification(chartItemSpecification);<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> /**<a name="line.35"></a>
<FONT color="green">036</FONT> * Cause the chart item to perform the preprocess tasks<a name="line.36"></a>
<FONT color="green">037</FONT> * <a name="line.37"></a>
<FONT color="green">038</FONT> * @param signal returned by the previous chart item<a name="line.38"></a>
<FONT color="green">039</FONT> * @return true if every thing is ok, otherwise false<a name="line.39"></a>
<FONT color="green">040</FONT> * @throws MaltChainedException<a name="line.40"></a>
<FONT color="green">041</FONT> */<a name="line.41"></a>
<FONT color="green">042</FONT> public abstract int preprocess(int signal) throws MaltChainedException;<a name="line.42"></a>
<FONT color="green">043</FONT> <a name="line.43"></a>
<FONT color="green">044</FONT> /**<a name="line.44"></a>
<FONT color="green">045</FONT> * Cause the chart item to perform the process task (for every sentence)<a name="line.45"></a>
<FONT color="green">046</FONT> * <a name="line.46"></a>
<FONT color="green">047</FONT> * @param signal returned by the previous chart item<a name="line.47"></a>
<FONT color="green">048</FONT> * @return true if it is ready to perform the next sentence, otherwise false<a name="line.48"></a>
<FONT color="green">049</FONT> * @throws MaltChainedException<a name="line.49"></a>
<FONT color="green">050</FONT> */<a name="line.50"></a>
<FONT color="green">051</FONT> public abstract int process(int signal) throws MaltChainedException;<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> * Cause the chart item to perform the postprocess tasks<a name="line.54"></a>
<FONT color="green">055</FONT> * <a name="line.55"></a>
<FONT color="green">056</FONT> * @param signal returned by the previous chart item<a name="line.56"></a>
<FONT color="green">057</FONT> * @return true if every thing is ok, otherwise false<a name="line.57"></a>
<FONT color="green">058</FONT> * @throws MaltChainedException<a name="line.58"></a>
<FONT color="green">059</FONT> */<a name="line.59"></a>
<FONT color="green">060</FONT> public abstract int postprocess(int signal) throws MaltChainedException;<a name="line.60"></a>
<FONT color="green">061</FONT> <a name="line.61"></a>
<FONT color="green">062</FONT> /**<a name="line.62"></a>
<FONT color="green">063</FONT> * Terminates and cleans up the chart item<a name="line.63"></a>
<FONT color="green">064</FONT> * <a name="line.64"></a>
<FONT color="green">065</FONT> * @throws MaltChainedException<a name="line.65"></a>
<FONT color="green">066</FONT> */<a name="line.66"></a>
<FONT color="green">067</FONT> public abstract void terminate() throws MaltChainedException;<a name="line.67"></a>
<FONT color="green">068</FONT> <a name="line.68"></a>
<FONT color="green">069</FONT> /**<a name="line.69"></a>
<FONT color="green">070</FONT> * Returns the flow chart instance that the chart item belongs to<a name="line.70"></a>
<FONT color="green">071</FONT> * <a name="line.71"></a>
<FONT color="green">072</FONT> * @return the flow chart instance that the chart item belongs to<a name="line.72"></a>
<FONT color="green">073</FONT> */<a name="line.73"></a>
<FONT color="green">074</FONT> public FlowChartInstance getFlowChartInstance() {<a name="line.74"></a>
<FONT color="green">075</FONT> return flowChartinstance;<a name="line.75"></a>
<FONT color="green">076</FONT> }<a name="line.76"></a>
<FONT color="green">077</FONT> <a name="line.77"></a>
<FONT color="green">078</FONT> /**<a name="line.78"></a>
<FONT color="green">079</FONT> * Sets the flow chart instance that the chart item belongs to<a name="line.79"></a>
<FONT color="green">080</FONT> * <a name="line.80"></a>
<FONT color="green">081</FONT> * @param flowChartinstance a flow chart instance<a name="line.81"></a>
<FONT color="green">082</FONT> */<a name="line.82"></a>
<FONT color="green">083</FONT> protected void setFlowChartInstance(FlowChartInstance flowChartinstance) {<a name="line.83"></a>
<FONT color="green">084</FONT> this.flowChartinstance = flowChartinstance;<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> /**<a name="line.87"></a>
<FONT color="green">088</FONT> * Returns the option container index<a name="line.88"></a>
<FONT color="green">089</FONT> * <a name="line.89"></a>
<FONT color="green">090</FONT> * @return the option container index<a name="line.90"></a>
<FONT color="green">091</FONT> */<a name="line.91"></a>
<FONT color="green">092</FONT> public int getOptionContainerIndex() {<a name="line.92"></a>
<FONT color="green">093</FONT> return flowChartinstance.getOptionContainerIndex();<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> * Returns the chart element in the flow chart system description<a name="line.97"></a>
<FONT color="green">098</FONT> * <a name="line.98"></a>
<FONT color="green">099</FONT> * @param key a chart element key<a name="line.99"></a>
<FONT color="green">100</FONT> * @return the chart element in the flow chart system description<a name="line.100"></a>
<FONT color="green">101</FONT> */<a name="line.101"></a>
<FONT color="green">102</FONT> public ChartElement getChartElement(String key) {<a name="line.102"></a>
<FONT color="green">103</FONT> return flowChartinstance.getFlowChartManager().getFlowChartSystem().getChartElement(key);<a name="line.103"></a>
<FONT color="green">104</FONT> }<a name="line.104"></a>
<FONT color="green">105</FONT> <a name="line.105"></a>
<FONT color="green">106</FONT> /**<a name="line.106"></a>
<FONT color="green">107</FONT> * Returns a chart item specification<a name="line.107"></a>
<FONT color="green">108</FONT> * <a name="line.108"></a>
<FONT color="green">109</FONT> * @return a chart item specification<a name="line.109"></a>
<FONT color="green">110</FONT> */<a name="line.110"></a>
<FONT color="green">111</FONT> public ChartItemSpecification getChartItemSpecification() {<a name="line.111"></a>
<FONT color="green">112</FONT> return chartItemSpecification;<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> /**<a name="line.115"></a>
<FONT color="green">116</FONT> * Sets the specification of the chart item<a name="line.116"></a>
<FONT color="green">117</FONT> * <a name="line.117"></a>
<FONT color="green">118</FONT> * @param chartItemSpecification a chart item specification<a name="line.118"></a>
<FONT color="green">119</FONT> */<a name="line.119"></a>
<FONT color="green">120</FONT> public void setChartItemSpecification(ChartItemSpecification chartItemSpecification) {<a name="line.120"></a>
<FONT color="green">121</FONT> this.chartItemSpecification = chartItemSpecification;<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>
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