Removed unused class.

Delta	4 lines added, 47 lines removed, 43-line decrease

source/java/com/whitemagicsoftware/rxm/tree/xml/WhereClause.java


		if( literal == null ) {
		+ // No literal value to examine means it is probably a parameter.
		result = ctx.getText();
		}
		else {
		// Default is to presume the value literal is not the 'null' token.
		String rhs = literal.getText();

		// If the "null" literal terminal node is not null, then null has
		- // been found and so the value must be switched to NULL and the
		- // comparators likewise revised.
		+ // been found and so the value must be set to NULL and the
		+ // comparators changed from symbols to ANSI SQL keywords.
		if( literal.T_NULL() != null ) {
		rhs = "NULL";
		comparator = " IS " + (equal == null ? "NOT " : "");
		}

		result = String.format( "%s%s%s", entity, comparator, rhs );
		}
		}
		else {
		+ // Transform to ANSI SQL set notation.
		result = String.format( "%s %sIN (%s)",
		entity,

source/java/com/whitemagicsoftware/rxm/tree/xml/WhereContext.java

		-package com.whitemagicsoftware.rxm.tree.xml;
		-
		-import com.whitemagicsoftware.rxm.grammar.QueryParser;
		-import com.whitemagicsoftware.rxm.tree.Payload;
		-import com.whitemagicsoftware.rxm.tree.Token;
		-import com.whitemagicsoftware.rxm.tree.Tree;
		-
		-import org.antlr.v4.runtime.ParserRuleContext;
		-
		-/**
		- * Transforms a where <b>rxm</b> expression into a SQL <code>WHERE</code>
		- * expression.
		- */
		-public class WhereContext extends PayloadParserRuleContext {
		- /**
		- * Default constructor (calls super).
		- *
		- * @param ctx The payload that associates the parser rule context with
		- * the abstract syntax tree.
		- */
		- public WhereContext( Payload ctx ) {
		- super( ctx );
		- }
		-
		- /**
		- * Returns the starting text for an OUTER JOIN clause.
		- */
		- @Override
		- public Token getStart() {
		- return new Token( "" );
		- }
		-
		- /**
		- * Returns the ending text for an OUTER JOIN clause.
		- */
		- @Override
		- public Token getStop() {
		- return new Token( "" );
		- }
		-
		- private QueryParser.ExpressionContext expression() {
		- return ((QueryParser.WhereContext)getParserRuleContext()).expression();
		- }
		-}
		-