root / trunk / org.gvsig.postgresql / org.gvsig.postgresql.provider / src / main / java / org / gvsig / postgresql / dal / expressionbuilderformatter / PostgreSQLFormatter.java @ 930
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| 1 | 516 | jjdelcerro | package org.gvsig.postgresql.dal.expressionbuilderformatter; |
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| 2 | |||
| 3 | import org.gvsig.expressionevaluator.ExpressionBuilder; |
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| 4 | import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
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| 5 | import org.gvsig.expressionevaluator.Formatter; |
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| 6 | 656 | jjdelcerro | import org.gvsig.fmap.dal.DALLocator; |
| 7 | 516 | jjdelcerro | import org.gvsig.fmap.dal.SQLBuilder; |
| 8 | 920 | omartinez | import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ComputedAttribute; |
| 9 | 843 | omartinez | import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.Exists; |
| 10 | 930 | omartinez | import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ToDouble; |
| 11 | import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ToInteger; |
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| 12 | import org.gvsig.fmap.dal.store.jdbc2.spi.expressionbuilder.formatters.ToLong; |
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| 13 | 516 | jjdelcerro | |
| 14 | /**
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| 15 | *
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| 16 | * @author jjdelcerro
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| 17 | */
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| 18 | public class PostgreSQLFormatter implements Formatter<Value> { |
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| 19 | |||
| 20 | private final SQLBuilder builder; |
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| 21 | private final Formatter<ExpressionBuilder.Value>[] formatters; |
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| 22 | |||
| 23 | 656 | jjdelcerro | @SuppressWarnings("LeakingThisInConstructor") |
| 24 | 516 | jjdelcerro | public PostgreSQLFormatter(SQLBuilder builder) {
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| 25 | |||
| 26 | this.builder = builder;
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| 27 | this.formatters = new Formatter[]{ |
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| 28 | new Decode(this.builder, this), |
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| 29 | new Constant(this.builder, this), |
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| 30 | new ILike(this.builder, this), |
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| 31 | 570 | jjdelcerro | new IfNull(this.builder, this), |
| 32 | 516 | jjdelcerro | new IsNull(this.builder, this), |
| 33 | 656 | jjdelcerro | new IsNotNull(this.builder, this), |
| 34 | 516 | jjdelcerro | new ST_ExtentAggregate(this.builder, this), |
| 35 | 527 | jjdelcerro | new ST_GeomFromWKB(this.builder, this), |
| 36 | new ST_GeomFromText(this.builder, this), |
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| 37 | 656 | jjdelcerro | new Getattr(this.builder, this), |
| 38 | 843 | omartinez | // new Iff(this),
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| 39 | new Exists(this), |
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| 40 | 920 | omartinez | new ComputedAttribute(this.builder, this), |
| 41 | 930 | omartinez | new ToInteger(this.builder, this), |
| 42 | new ToDouble(this.builder, this), |
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| 43 | new ToLong(this.builder, this), |
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| 44 | 656 | jjdelcerro | DALLocator.getDataManager().createDALExpressionBuilder().formatter(this),
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| 45 | 516 | jjdelcerro | }; |
| 46 | } |
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| 47 | |||
| 48 | @Override
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| 49 | public boolean canApply(Value value) { |
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| 50 | for (Formatter<Value> formatter : formatters) { |
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| 51 | if (formatter.canApply(value)) {
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| 52 | return true; |
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| 53 | } |
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| 54 | } |
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| 55 | return false; |
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| 56 | } |
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| 57 | |||
| 58 | @Override
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| 59 | public String format(Value value) { |
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| 60 | for (Formatter<Value> formatter : formatters) { |
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| 61 | if (formatter.canApply(value)) {
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| 62 | return formatter.format(value);
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| 63 | } |
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| 64 | } |
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| 65 | return value.toString(this); |
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| 66 | } |
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| 67 | |||
| 68 | } |