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1 package com.genimen.djeneric.repository.oql.core.nodes;
2
3 import java.util.ArrayList  ;
4 import java.util.HashMap ;
5
6 import com.genimen.djeneric.repository.oql.core.DjOqlParserEngine;
7 import com.genimen.djeneric.repository.oql.core.SimpleNode;
8
9 public class ParameterNode extends SimpleNode implements ValueExpression
10 {
11 private String _paramName;
12
13 public ParameterNode(int i)
14 {
15 super(i);
16 }
17
18 public ParameterNode(DjOqlParserEngine p, int i)
19 {
20 super(p, i);
21 }
22
23 public String getName()
24 {
25 return toString();
26 }
27
28 public String toString()
29 {
30 return _paramName;
31 }
32
33 public void translate(StringBuffer result, HashMap path2AliasMapping)
34 {
35 appendOpenBrackets(result);
36 result.append(":");
37 result.append(_paramName);
38 appendCloseBrackets(result);
39 }
40
41 public String getParamName()
42 {
43 return _paramName;
44 }
45
46 public void setParamName(String string)
47 {
48 _paramName = string;
49 }
50
51 public void collectParameters(ArrayList parameters)
52 {
53 parameters.add(_paramName);
54 }
55
56 public Object getValue(MatchingContext context)
57 {
58 return context.getParamater(_paramName);
59 }
60
61 } |
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