Application: gvSIG desktop » gvSIG data provider for MS SQLServer

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package org.gvsig.mssqlserver.dal.expressionbuilderformatter;

import org.gvsig.expressionevaluator.ExpressionBuilder;

import org.gvsig.expressionevaluator.Formatter;

import org.gvsig.fmap.dal.SQLBuilder;

/**

 *

 * @author osc

 */

public class MSSQLServerFormatter implements Formatter<ExpressionBuilder.Value> {

    private final SQLBuilder builder;

    private final Formatter<ExpressionBuilder.Value>[] formatters;

    public MSSQLServerFormatter(SQLBuilder builder) {

        this.builder = builder;

        this.formatters = new Formatter[]{

              new ST_AsBinary(this.builder, this),

              new ST_AsText(this.builder, this),

              new ST_Contains(this.builder, this),

              new ST_Crosses(this.builder, this),

              new ST_Disjoint(this.builder, this),

              new ST_Envelope(this.builder, this),

              new ST_Equals(this.builder, this),

              new ST_ExtentAggregate(this.builder, this),

              new ST_GeomFromText(this.builder, this),

              new ST_GeomFromWKB(this.builder, this),

              new ST_Intersects(this.builder, this),

              new ST_IsClosed(this.builder, this),

              new ST_Overlaps(this.builder, this),

              new ST_SRID(this.builder, this),

              new ST_Touches(this.builder, this),

              new ST_UnionAggregate(this.builder, this),

              new ST_Within(this.builder, this),

              new MSSQLConstant(this.builder, this),

              new MSSQLVariable(this.builder, this),

              new MSSQLParameter(this.builder, this)

//            new ILike(this.builder, this),

//            new IsNull(this.builder, this),

//            new IsNotNull(this.builder, this)

//            new ST_AsEWKB(this.builder, this),

//            new ST_ExtentAggregate(this.builder, this),

//            new ST_GeomFromEWKB(this.builder, this),

//            new ST_Intersects(this.builder, this),

//            new ST_UnionAggregate(this.builder, this)

        };

    }

    @Override

    public boolean canApply(ExpressionBuilder.Value value) {

        for (Formatter<ExpressionBuilder.Value> formatter : formatters) {

            if (formatter.canApply(value)) {

                return true;

            }

        }

        return false;

    }

    @Override

    public String format(ExpressionBuilder.Value value) {

        for (Formatter<ExpressionBuilder.Value> formatter : formatters) {

            if (formatter.canApply(value)) {

                return formatter.format(value);

            }

        }

        return value.toString(this);

    }

}