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package syntaxParser;
/**
* SetMetaDataExpr
* Creation date: (3/3/2003 2:28:43 AM)
* @author: mattia parigiani, Sorin Stancu-Mara
*/
class SetMetaDataExpr implements IParseTreeNode {
String function;
CoverageExpr expr;
IParseTreeNode param;
String field;
public SetMetaDataExpr(String op, CoverageExpr expr,IParseTreeNode param) {
function = op;
this.expr = expr;
this.param = param;
}
public SetMetaDataExpr(String op, CoverageExpr expr, IParseTreeNode param, String field) {
function = op;
this.expr = expr;
this.param = param;
}
public String toXML(){
String result= "" ;
if (function.equals("setNullDefault")) {
result = "<setNullDefault>" + "<null>" + param.toXML() + "</null>"
+ expr.toXML()
+ "</setNullDefault>";
} else if (function.equals("setNullSet")) {
result = "<setNullSet>";
RangeValueList list = (RangeValueList) param;
list.setTag("null");
result += list.toXML();
result += expr.toXML() + "</setNullSet>";
} else if (function.equals("setInterpolationDefault")) {
result = "<setInterpolationDefault><field>" + field + "</field>"
+ param.toXML() + expr.toXML() + "</setInterpolationDefault>";
} else if (function.equals("setInterpolationSet")) {
result = "<setInterpolationSet><field>" + field + "</field>" + param.toXML() +
expr.toXML() + "</setInterpolationSet>";
} else if (function.equals("setCrsSet")) {
// TODO(smsorin): schema/grammar inconsistencies
result += "<setCrsSet>" + expr.toXML()
+ "</setCrsSet>";
}
result+= "";
return result;
}
}
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