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svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.h2spatial / org.gvsig.h2spatial.h2gis132 / org.gvsig.h2spatial.h2gis132.provider / src / main / java / org / gvsig / fmap / dal / store / h2 / expressionbuilderformatter / H2SpatialFormatter.java @ 46104

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package org.gvsig.fmap.dal.store.h2.expressionbuilderformatter;
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import org.gvsig.expressionevaluator.ExpressionBuilder;
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import org.gvsig.expressionevaluator.ExpressionBuilder.Value;
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import org.gvsig.expressionevaluator.Formatter;
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import org.gvsig.fmap.dal.DALLocator;
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import org.gvsig.fmap.dal.SQLBuilder;
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import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.$Constant;
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import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.$Identifier;
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import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ComputedAttribute;
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import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ToDouble;
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import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ToInteger;
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import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ToLong;
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/**
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 *
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 * @author jjdelcerro
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 */
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public class H2SpatialFormatter implements Formatter<Value> {
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    private final SQLBuilder builder;
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    private final Formatter<ExpressionBuilder.Value>[] formatters;
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    @SuppressWarnings("LeakingThisInConstructor")
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    public H2SpatialFormatter(SQLBuilder builder) {
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        this.builder = builder;
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        this.formatters = new Formatter[]{
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            new IfNull(this.builder, this),
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            new IsNotNull(this.builder, this),
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            new Iff(this.builder, this),
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            new IsNull(this.builder, this),
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            new ST_AsEWKB(this.builder, this),
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            new ST_GeomFromEWKB(this.builder, this),
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            new ST_Intersects(this.builder, this),
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            new ST_ExtentAggregate(this.builder, this),
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            new Decode(this.builder, this),
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            new ILike(this.builder, this),
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            new Constant(this.builder, this),
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            new ST_AsBinary(this.builder, this),
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            new Exists(this.builder, this),
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            new Getattr(this.builder, this),
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            new $Constant(this.builder, this),
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            new $Identifier(this.builder, this),
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            new ComputedAttribute(this.builder, this),
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            new ToInteger(this.builder, this),
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            new ToDouble(this.builder, this),
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            new ToLong(this.builder, this),
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            DALLocator.getDataManager().createDALExpressionBuilder().formatter(this),
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        };
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    }
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    @Override
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    public boolean canApply(Value value) {
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        for (Formatter<Value> formatter : formatters) {
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            if (formatter.canApply(value)) {
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                return true;
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            }
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        }
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        return false;
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    }
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    @Override
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    public String format(Value value) {
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        for (Formatter<Value> formatter : formatters) {
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            if (formatter.canApply(value)) {
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                return formatter.format(value);
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            }
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        }
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        return value.toString(this);
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    }
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}