root / trunk / org.gvsig.postgresql / org.gvsig.postgresql.provider / src / main / java / org / gvsig / postgresql / dal / expressionbuilderformatter / PostgreSQLFormatter.java @ 999
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package org.gvsig.postgresql.dal.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.ComputedAttribute; |
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import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.Exists; |
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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 PostgreSQLFormatter 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 PostgreSQLFormatter(SQLBuilder builder) {
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this.builder = builder;
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this.formatters = new Formatter[]{ |
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new Decode(this.builder, this), |
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new Constant(this.builder, this), |
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new ILike(this.builder, this), |
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new IfNull(this.builder, this), |
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new IsNull(this.builder, this), |
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new IsNotNull(this.builder, this), |
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new ST_ExtentAggregate(this.builder, this), |
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new ST_GeomFromWKB(this.builder, this), |
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new ST_GeomFromText(this.builder, this), |
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new Getattr(this.builder, this), |
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// new Iff(this),
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new Exists(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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new JsonValue(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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} |