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TIEDEMANN / uplug-main-0.3.7 / share / ext / parser / malt / docs / api / src-html / org / maltparser / core / syntaxgraph / edge / GraphEdge.html 
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<FONT color="green">001</FONT>    package org.maltparser.core.syntaxgraph.edge;<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.syntaxgraph.GraphElement;<a name="line.4"></a>
<FONT color="green">005</FONT>    import org.maltparser.core.syntaxgraph.node.Node;<a name="line.5"></a>
<FONT color="green">006</FONT>    <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>    *<a name="line.10"></a>
<FONT color="green">011</FONT>    * @author Johan Hall<a name="line.11"></a>
<FONT color="green">012</FONT>    */<a name="line.12"></a>
<FONT color="green">013</FONT>    public class GraphEdge extends GraphElement implements Edge, Comparable&lt;GraphEdge&gt; {<a name="line.13"></a>
<FONT color="green">014</FONT>            private Node source = null;<a name="line.14"></a>
<FONT color="green">015</FONT>            private Node target = null;<a name="line.15"></a>
<FONT color="green">016</FONT>            private int type;<a name="line.16"></a>
<FONT color="green">017</FONT>            <a name="line.17"></a>
<FONT color="green">018</FONT>            public GraphEdge() { }<a name="line.18"></a>
<FONT color="green">019</FONT>            <a name="line.19"></a>
<FONT color="green">020</FONT>            public GraphEdge(Node source, Node target, int type) throws MaltChainedException {<a name="line.20"></a>
<FONT color="green">021</FONT>                    super();<a name="line.21"></a>
<FONT color="green">022</FONT>                    clear();<a name="line.22"></a>
<FONT color="green">023</FONT>                    setEdge(source, target, type);<a name="line.23"></a>
<FONT color="green">024</FONT>            }<a name="line.24"></a>
<FONT color="green">025</FONT>            <a name="line.25"></a>
<FONT color="green">026</FONT>            /**<a name="line.26"></a>
<FONT color="green">027</FONT>             * Sets the edge with a source node, a target node and a type (DEPENDENCY_EDGE, PHRASE_STRUCTURE_EDGE<a name="line.27"></a>
<FONT color="green">028</FONT>             * or SECONDARY_EDGE). <a name="line.28"></a>
<FONT color="green">029</FONT>             * <a name="line.29"></a>
<FONT color="green">030</FONT>             * @param source a source node<a name="line.30"></a>
<FONT color="green">031</FONT>             * @param target a target node<a name="line.31"></a>
<FONT color="green">032</FONT>             * @param type a type (DEPENDENCY_EDGE, PHRASE_STRUCTURE_EDGE or SECONDARY_EDGE)<a name="line.32"></a>
<FONT color="green">033</FONT>             * @throws MaltChainedException<a name="line.33"></a>
<FONT color="green">034</FONT>             */<a name="line.34"></a>
<FONT color="green">035</FONT>            public void setEdge(Node source, Node target, int type) throws MaltChainedException {<a name="line.35"></a>
<FONT color="green">036</FONT>                    this.source = source;<a name="line.36"></a>
<FONT color="green">037</FONT>                    this.target = target;<a name="line.37"></a>
<FONT color="green">038</FONT>                    if (type &gt;= Edge.DEPENDENCY_EDGE &amp;&amp; type &lt;= Edge.SECONDARY_EDGE ) {<a name="line.38"></a>
<FONT color="green">039</FONT>                            this.type = type;<a name="line.39"></a>
<FONT color="green">040</FONT>                    }<a name="line.40"></a>
<FONT color="green">041</FONT>                    this.source.addOutgoingEdge(this);<a name="line.41"></a>
<FONT color="green">042</FONT>                    this.target.addIncomingEdge(this);<a name="line.42"></a>
<FONT color="green">043</FONT>                    setChanged(); <a name="line.43"></a>
<FONT color="green">044</FONT>                    notifyObservers(this);<a name="line.44"></a>
<FONT color="green">045</FONT>            }<a name="line.45"></a>
<FONT color="green">046</FONT>            <a name="line.46"></a>
<FONT color="green">047</FONT>            public void clear() throws MaltChainedException {<a name="line.47"></a>
<FONT color="green">048</FONT>                    super.clear();<a name="line.48"></a>
<FONT color="green">049</FONT>                    if (source != null) {<a name="line.49"></a>
<FONT color="green">050</FONT>                            this.source.removeOutgoingEdge(this);<a name="line.50"></a>
<FONT color="green">051</FONT>                    }<a name="line.51"></a>
<FONT color="green">052</FONT>                    if (target != null) {<a name="line.52"></a>
<FONT color="green">053</FONT>                            this.target.removeIncomingEdge(this);<a name="line.53"></a>
<FONT color="green">054</FONT>                    }<a name="line.54"></a>
<FONT color="green">055</FONT>                    this.source = null;<a name="line.55"></a>
<FONT color="green">056</FONT>                    this.target = null;<a name="line.56"></a>
<FONT color="green">057</FONT>                    this.type = -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>             * Returns the source node of the edge.<a name="line.61"></a>
<FONT color="green">062</FONT>             * <a name="line.62"></a>
<FONT color="green">063</FONT>             * @return the source node of the edge.<a name="line.63"></a>
<FONT color="green">064</FONT>             */<a name="line.64"></a>
<FONT color="green">065</FONT>            public Node getSource() {<a name="line.65"></a>
<FONT color="green">066</FONT>                    return this.source;<a name="line.66"></a>
<FONT color="green">067</FONT>            }<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 target node of the edge.<a name="line.70"></a>
<FONT color="green">071</FONT>             * <a name="line.71"></a>
<FONT color="green">072</FONT>             * @return the target node of the edge.<a name="line.72"></a>
<FONT color="green">073</FONT>             */<a name="line.73"></a>
<FONT color="green">074</FONT>            public Node getTarget() {<a name="line.74"></a>
<FONT color="green">075</FONT>                    return this.target;<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>             * Returns the edge type (DEPENDENCY_EDGE, PHRASE_STRUCTURE_EDGE or SECONDARY_EDGE).<a name="line.79"></a>
<FONT color="green">080</FONT>             * <a name="line.80"></a>
<FONT color="green">081</FONT>             * @return the edge type (DEPENDENCY_EDGE, PHRASE_STRUCTURE_EDGE or SECONDARY_EDGE).<a name="line.81"></a>
<FONT color="green">082</FONT>             */<a name="line.82"></a>
<FONT color="green">083</FONT>            public int getType() {<a name="line.83"></a>
<FONT color="green">084</FONT>                    return this.type;<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 int compareTo(GraphEdge that) {<a name="line.87"></a>
<FONT color="green">088</FONT>                    final int BEFORE = -1;<a name="line.88"></a>
<FONT color="green">089</FONT>                final int EQUAL = 0;<a name="line.89"></a>
<FONT color="green">090</FONT>                final int AFTER = 1;<a name="line.90"></a>
<FONT color="green">091</FONT>                <a name="line.91"></a>
<FONT color="green">092</FONT>                if (this == that) return EQUAL;<a name="line.92"></a>
<FONT color="green">093</FONT>                <a name="line.93"></a>
<FONT color="green">094</FONT>                if (this.target.getCompareToIndex() &lt; that.target.getCompareToIndex()) return BEFORE;<a name="line.94"></a>
<FONT color="green">095</FONT>                if (this.target.getCompareToIndex() &gt; that.target.getCompareToIndex()) return AFTER;<a name="line.95"></a>
<FONT color="green">096</FONT>                <a name="line.96"></a>
<FONT color="green">097</FONT>                if (this.source.getCompareToIndex() &lt; that.source.getCompareToIndex()) return BEFORE;<a name="line.97"></a>
<FONT color="green">098</FONT>                if (this.source.getCompareToIndex() &gt; that.source.getCompareToIndex()) return AFTER;<a name="line.98"></a>
<FONT color="green">099</FONT>                <a name="line.99"></a>
<FONT color="green">100</FONT>                if (this.type &lt; that.type) return BEFORE;<a name="line.100"></a>
<FONT color="green">101</FONT>                if (this.type &gt; that.type) return AFTER;<a name="line.101"></a>
<FONT color="green">102</FONT>                <a name="line.102"></a>
<FONT color="green">103</FONT>                    return super.compareTo(that);<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>            public boolean equals(Object obj) {<a name="line.107"></a>
<FONT color="green">108</FONT>                    final GraphEdge e = (GraphEdge)obj;<a name="line.108"></a>
<FONT color="green">109</FONT>                    return this.type == e.getType() &amp;&amp; this.source.equals(e.getSource()) &amp;&amp; this.target.equals(e.getTarget()) &amp;&amp; super.equals(obj); <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>            public int hashCode() {<a name="line.112"></a>
<FONT color="green">113</FONT>                    int hash = 7;<a name="line.113"></a>
<FONT color="green">114</FONT>                    hash = 31 * hash + type;<a name="line.114"></a>
<FONT color="green">115</FONT>                    hash = 31 * hash + (null == source ? 0 : source.hashCode());<a name="line.115"></a>
<FONT color="green">116</FONT>                    hash = 31 * hash + (null == target ? 0 : target.hashCode());<a name="line.116"></a>
<FONT color="green">117</FONT>                    return 31 * hash + super.hashCode();<a name="line.117"></a>
<FONT color="green">118</FONT>            }<a name="line.118"></a>
<FONT color="green">119</FONT>            <a name="line.119"></a>
<FONT color="green">120</FONT>            public String toString() {<a name="line.120"></a>
<FONT color="green">121</FONT>                    final StringBuilder sb = new StringBuilder();<a name="line.121"></a>
<FONT color="green">122</FONT>                    sb.append(source.getIndex());<a name="line.122"></a>
<FONT color="green">123</FONT>                    sb.append("-&gt;");<a name="line.123"></a>
<FONT color="green">124</FONT>                    sb.append(target.getIndex());<a name="line.124"></a>
<FONT color="green">125</FONT>                    sb.append(' ');<a name="line.125"></a>
<FONT color="green">126</FONT>                    sb.append(super.toString());<a name="line.126"></a>
<FONT color="green">127</FONT>                    return sb.toString();<a name="line.127"></a>
<FONT color="green">128</FONT>            }<a name="line.128"></a>
<FONT color="green">129</FONT>    }<a name="line.129"></a>




























































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