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package info.bliki.wiki.template.expr.operator;

import info.bliki.wiki.template.expr.ast.ASTNode;
import info.bliki.wiki.template.expr.ast.IParserFactory;

public class InfixOperator extends Operator {
    private int fGrouping;

    public final static int NONE = 0;

    public final static int RIGHT_ASSOCIATIVE = 1;

    public final static int LEFT_ASSOCIATIVE = 2;

    public InfixOperator(final String oper, final String functionName,
            final int precedence, final int grouping) {
        super(oper, functionName, precedence);
        fGrouping = grouping;
    }

    /**
     * Return the grouping of the Infix-Operator (i.e. NONE,LEFT_ASSOCIATIVE,
     * RIGHT_ASSOCIATIVE)
     *
     * @return
     */
    public int getGrouping() {
        return fGrouping;
    }

    public ASTNode createFunction(final IParserFactory factory,
            final ASTNode lhs, final ASTNode rhs) {
        return factory.createFunction(factory.createSymbol(getFunctionName()),
                lhs, rhs);
    }
}