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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span>// $Id: WithSetNode.java 482 2012-01-05 23:27:27Z jhyde $<a name="line.2"></a>
<span class="sourceLineNo">003</span>//<a name="line.3"></a>
<span class="sourceLineNo">004</span>// Licensed to Julian Hyde under one or more contributor license<a name="line.4"></a>
<span class="sourceLineNo">005</span>// agreements. See the NOTICE file distributed with this work for<a name="line.5"></a>
<span class="sourceLineNo">006</span>// additional information regarding copyright ownership.<a name="line.6"></a>
<span class="sourceLineNo">007</span>//<a name="line.7"></a>
<span class="sourceLineNo">008</span>// Julian Hyde licenses this file to you under the Apache License,<a name="line.8"></a>
<span class="sourceLineNo">009</span>// Version 2.0 (the "License"); you may not use this file except in<a name="line.9"></a>
<span class="sourceLineNo">010</span>// compliance with the License. You may obtain a copy of the License at:<a name="line.10"></a>
<span class="sourceLineNo">011</span>//<a name="line.11"></a>
<span class="sourceLineNo">012</span>// http://www.apache.org/licenses/LICENSE-2.0<a name="line.12"></a>
<span class="sourceLineNo">013</span>//<a name="line.13"></a>
<span class="sourceLineNo">014</span>// Unless required by applicable law or agreed to in writing, software<a name="line.14"></a>
<span class="sourceLineNo">015</span>// distributed under the License is distributed on an "AS IS" BASIS,<a name="line.15"></a>
<span class="sourceLineNo">016</span>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.16"></a>
<span class="sourceLineNo">017</span>// See the License for the specific language governing permissions and<a name="line.17"></a>
<span class="sourceLineNo">018</span>// limitations under the License.<a name="line.18"></a>
<span class="sourceLineNo">019</span>*/<a name="line.19"></a>
<span class="sourceLineNo">020</span>package org.olap4j.mdx;<a name="line.20"></a>
<span class="sourceLineNo">021</span><a name="line.21"></a>
<span class="sourceLineNo">022</span>import org.olap4j.type.Type;<a name="line.22"></a>
<span class="sourceLineNo">023</span><a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.io.PrintWriter;<a name="line.24"></a>
<span class="sourceLineNo">025</span><a name="line.25"></a>
<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
<span class="sourceLineNo">027</span> * Parse tree node which declares a calculated set. Represented as the<a name="line.27"></a>
<span class="sourceLineNo">028</span> * <code>WITH SET</code> clause of an MDX <code>SELECT</code> statement.<a name="line.28"></a>
<span class="sourceLineNo">029</span> *<a name="line.29"></a>
<span class="sourceLineNo">030</span> * @version $Id: WithSetNode.java 482 2012-01-05 23:27:27Z jhyde $<a name="line.30"></a>
<span class="sourceLineNo">031</span> * @author jhyde<a name="line.31"></a>
<span class="sourceLineNo">032</span> */<a name="line.32"></a>
<span class="sourceLineNo">033</span>public class WithSetNode implements ParseTreeNode {<a name="line.33"></a>
<span class="sourceLineNo">034</span><a name="line.34"></a>
<span class="sourceLineNo">035</span> private final ParseRegion region;<a name="line.35"></a>
<span class="sourceLineNo">036</span> /** name of set */<a name="line.36"></a>
<span class="sourceLineNo">037</span> private final IdentifierNode name;<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span> /** defining expression */<a name="line.39"></a>
<span class="sourceLineNo">040</span> private ParseTreeNode expression;<a name="line.40"></a>
<span class="sourceLineNo">041</span><a name="line.41"></a>
<span class="sourceLineNo">042</span> /**<a name="line.42"></a>
<span class="sourceLineNo">043</span> * Creates a declaration of a named set.<a name="line.43"></a>
<span class="sourceLineNo">044</span> *<a name="line.44"></a>
<span class="sourceLineNo">045</span> * @param region Region of source code<a name="line.45"></a>
<span class="sourceLineNo">046</span> * @param name Name of set<a name="line.46"></a>
<span class="sourceLineNo">047</span> * @param expression Expression to calculate set<a name="line.47"></a>
<span class="sourceLineNo">048</span> */<a name="line.48"></a>
<span class="sourceLineNo">049</span> public WithSetNode(<a name="line.49"></a>
<span class="sourceLineNo">050</span> ParseRegion region,<a name="line.50"></a>
<span class="sourceLineNo">051</span> IdentifierNode name,<a name="line.51"></a>
<span class="sourceLineNo">052</span> ParseTreeNode expression)<a name="line.52"></a>
<span class="sourceLineNo">053</span> {<a name="line.53"></a>
<span class="sourceLineNo">054</span> this.region = region;<a name="line.54"></a>
<span class="sourceLineNo">055</span> this.name = name;<a name="line.55"></a>
<span class="sourceLineNo">056</span> this.expression = expression;<a name="line.56"></a>
<span class="sourceLineNo">057</span> }<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span> public ParseRegion getRegion() {<a name="line.59"></a>
<span class="sourceLineNo">060</span> return region;<a name="line.60"></a>
<span class="sourceLineNo">061</span> }<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span> public void unparse(ParseTreeWriter writer) {<a name="line.63"></a>
<span class="sourceLineNo">064</span> PrintWriter pw = writer.getPrintWriter();<a name="line.64"></a>
<span class="sourceLineNo">065</span> pw.print("SET ");<a name="line.65"></a>
<span class="sourceLineNo">066</span> name.unparse(writer);<a name="line.66"></a>
<span class="sourceLineNo">067</span> writer.indent();<a name="line.67"></a>
<span class="sourceLineNo">068</span> pw.println(" AS");<a name="line.68"></a>
<span class="sourceLineNo">069</span> expression.unparse(writer);<a name="line.69"></a>
<span class="sourceLineNo">070</span> writer.outdent();<a name="line.70"></a>
<span class="sourceLineNo">071</span> }<a name="line.71"></a>
<span class="sourceLineNo">072</span><a name="line.72"></a>
<span class="sourceLineNo">073</span> /**<a name="line.73"></a>
<span class="sourceLineNo">074</span> * Returns the name of the set.<a name="line.74"></a>
<span class="sourceLineNo">075</span> *<a name="line.75"></a>
<span class="sourceLineNo">076</span> * @return name of the set<a name="line.76"></a>
<span class="sourceLineNo">077</span> */<a name="line.77"></a>
<span class="sourceLineNo">078</span> public IdentifierNode getIdentifier() {<a name="line.78"></a>
<span class="sourceLineNo">079</span> return name;<a name="line.79"></a>
<span class="sourceLineNo">080</span> }<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span> /**<a name="line.82"></a>
<span class="sourceLineNo">083</span> * Returns the expression which calculates the set.<a name="line.83"></a>
<span class="sourceLineNo">084</span> *<a name="line.84"></a>
<span class="sourceLineNo">085</span> * @return expression which calculates the set<a name="line.85"></a>
<span class="sourceLineNo">086</span> */<a name="line.86"></a>
<span class="sourceLineNo">087</span> public ParseTreeNode getExpression() {<a name="line.87"></a>
<span class="sourceLineNo">088</span> return expression;<a name="line.88"></a>
<span class="sourceLineNo">089</span> }<a name="line.89"></a>
<span class="sourceLineNo">090</span><a name="line.90"></a>
<span class="sourceLineNo">091</span> /**<a name="line.91"></a>
<span class="sourceLineNo">092</span> * Sets the expression which calculates the set.<a name="line.92"></a>
<span class="sourceLineNo">093</span> *<a name="line.93"></a>
<span class="sourceLineNo">094</span> * @param expression expression which calculates the set<a name="line.94"></a>
<span class="sourceLineNo">095</span> */<a name="line.95"></a>
<span class="sourceLineNo">096</span> public void setExpression(ParseTreeNode expression) {<a name="line.96"></a>
<span class="sourceLineNo">097</span> this.expression = expression;<a name="line.97"></a>
<span class="sourceLineNo">098</span> }<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span> public <T> T accept(ParseTreeVisitor<T> visitor) {<a name="line.100"></a>
<span class="sourceLineNo">101</span> final T t = visitor.visit(this);<a name="line.101"></a>
<span class="sourceLineNo">102</span> name.accept(visitor);<a name="line.102"></a>
<span class="sourceLineNo">103</span> expression.accept(visitor);<a name="line.103"></a>
<span class="sourceLineNo">104</span> return t;<a name="line.104"></a>
<span class="sourceLineNo">105</span> }<a name="line.105"></a>
<span class="sourceLineNo">106</span><a name="line.106"></a>
<span class="sourceLineNo">107</span> public Type getType() {<a name="line.107"></a>
<span class="sourceLineNo">108</span> // not an expression<a name="line.108"></a>
<span class="sourceLineNo">109</span> throw new UnsupportedOperationException();<a name="line.109"></a>
<span class="sourceLineNo">110</span> }<a name="line.110"></a>
<span class="sourceLineNo">111</span><a name="line.111"></a>
<span class="sourceLineNo">112</span> public WithSetNode deepCopy() {<a name="line.112"></a>
<span class="sourceLineNo">113</span> return new WithSetNode(<a name="line.113"></a>
<span class="sourceLineNo">114</span> this.region,<a name="line.114"></a>
<span class="sourceLineNo">115</span> this.name.deepCopy(),<a name="line.115"></a>
<span class="sourceLineNo">116</span> this.expression.deepCopy());<a name="line.116"></a>
<span class="sourceLineNo">117</span> }<a name="line.117"></a>
<span class="sourceLineNo">118</span>}<a name="line.118"></a>
<span class="sourceLineNo">119</span><a name="line.119"></a>
<span class="sourceLineNo">120</span>// End WithSetNode.java<a name="line.120"></a>
</pre>
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