Application: gvSIG desktop

package org.gvsig.fmap.dal.store.h2.expressionbuilderformatter;

import java.text.MessageFormat;

import java.util.List;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.expressionevaluator.ExpressionBuilder;

import org.gvsig.expressionevaluator.ExpressionBuilder.Function;

import org.gvsig.expressionevaluator.ExpressionBuilder.Value;

import org.gvsig.expressionevaluator.Formatter;

import org.gvsig.fmap.dal.SQLBuilder;

/**

 *

 * @author jjdelcerro

 */

public class ILike implements Formatter<Value> {

    private final SQLBuilder sqlbuilder;

    private final Formatter<Value> formatter;

    public ILike(SQLBuilder sqlbuilder, Formatter<Value> formatter) {

        this.sqlbuilder = sqlbuilder;

        this.formatter = formatter;

    }

    @Override

    public boolean canApply(ExpressionBuilder.Value value) {

        if (value instanceof ExpressionBuilder.BinaryOperator) {

            return StringUtils.equalsIgnoreCase(ExpressionBuilder.OPERATOR_ILIKE, ((ExpressionBuilder.BinaryOperator) value).name());

        }

        return false;

    }

    @Override

    public String format(Value value) {

        ExpressionBuilder.BinaryOperator operator = (ExpressionBuilder.BinaryOperator) value;

        String p1 = operator.left().toString(formatter);

        String p2 = operator.right().toString(formatter);

        String r = MessageFormat.format("(lcase({0}) like lcase({1}))", p1, p2);

        return r;

    }

}