svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / test / java / org / gvsig / expresionevaluator / impl / TestExpressionBuilderFormatter.java @ 44198
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package org.gvsig.expresionevaluator.impl; |
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import java.text.MessageFormat; |
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import java.util.ArrayList; |
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import java.util.List; |
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import junit.framework.TestCase; |
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import org.apache.commons.lang3.ArrayUtils; |
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import org.apache.commons.lang3.StringUtils; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.expressionevaluator.Formatter; |
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import org.gvsig.expressionevaluator.ExpressionBuilder; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Constant; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Function; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.GeometrySupportType; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Parameter; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Variable; |
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import org.gvsig.expressionevaluator.impl.DefaultExpressionBuilder; |
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import org.gvsig.fmap.crs.CRSFactory; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.GeometryUtils; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
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|
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public class TestExpressionBuilderFormatter extends TestCase { |
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|
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private static class MyFormatter implements Formatter<Value> { |
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|
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private class Formatter_constant_bytearray implements Formatter<Value> { |
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|
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@Override
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public boolean canApply(Value value) { |
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if( value instanceof Constant ) { |
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return ((Constant)value).value() instanceof byte[]; |
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} |
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return false; |
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} |
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|
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@Override
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public String format(Value constant) { |
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return builder.bytearray_x((byte[]) ((Constant)constant).value()); |
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} |
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} |
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|
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private class Formatter_constant_geometry implements Formatter<Value> { |
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|
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@Override
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public boolean canApply(Value value) { |
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if( value instanceof Constant ) { |
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return ((Constant)value).value() instanceof Geometry; |
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} |
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return false; |
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} |
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|
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@Override
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public String format(Value constant) { |
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Geometry geometry = (Geometry) ((Constant)constant).value(); |
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switch (builder.geometry_support_type()) {
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case EWKB:
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return MessageFormat.format( |
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"ST_GeomFromEWKB(({0}), ({1}))",
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builder.bytearray_x(GeometryUtils.toEWKB(geometry)), |
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String.valueOf(builder.srs_id(geometry.getProjection()))
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); |
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case WKB:
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return MessageFormat.format( |
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"ST_GeomFromWKB(({0}), ({1}))",
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builder.bytearray_x(GeometryUtils.toWKB(geometry)), |
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String.valueOf(builder.srs_id(geometry.getProjection()))
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); |
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case WKT:
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default:
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return MessageFormat.format( |
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"ST_GeomFromText({0}, ({1}))",
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builder.string(GeometryUtils.toWKT(geometry)), |
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String.valueOf(builder.srs_id(geometry.getProjection()))
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); |
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} |
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} |
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} |
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|
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private class Formatter_ST_intersects implements Formatter<Value> { |
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|
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@Override
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public boolean canApply(Value value) { |
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if( value instanceof Function ) { |
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return StringUtils.equalsIgnoreCase("ST_intersects",((Function)value).name()); |
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} |
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return false; |
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} |
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|
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@Override
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public String format(Value function) { |
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List<Value> parameters = ((Function)function).parameters();
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String p1 = parameters.get(0).toString(formatter()); |
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String p2 = parameters.get(1).toString(formatter()); |
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String r = MessageFormat.format( |
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"( (({0}) && ({1})) AND ST_Intersects(({0}),({1}) ))",
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p1, |
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p2 |
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); |
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return r;
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} |
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} |
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|
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private class Formatter_ST_GeomFromEWKB implements Formatter<Value> { |
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@Override
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public boolean canApply(Value value) { |
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if( value instanceof Function ) { |
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return StringUtils.equalsIgnoreCase("ST_GeomFromEWKB",((Function)value).name()); |
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} |
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return false; |
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} |
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|
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@Override
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public String format(Value function) { |
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List<Value> parameters = ((Function)function).parameters();
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String p1 = parameters.get(0).toString(formatter()); |
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String p2 = parameters.get(1).toString(formatter()); |
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String r = MessageFormat.format( |
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"GeomFromWKB({0}, {1})",
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p1, |
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p2 |
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); |
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return r;
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} |
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} |
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|
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private class Formatter_IFNULL implements Formatter<Value> { |
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@Override
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public boolean canApply(Value value) { |
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if( value instanceof Function ) { |
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return StringUtils.equalsIgnoreCase("IFNULL",((Function)value).name()); |
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} |
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return false; |
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} |
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|
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@Override
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public String format(Value function) { |
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List<Value> parameters = ((Function)function).parameters();
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String p1 = parameters.get(0).toString(formatter()); |
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String p2 = parameters.get(1).toString(formatter()); |
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String p3 = parameters.get(2).toString(formatter()); |
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String r = MessageFormat.format( |
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"NVL2({0}, {1}, {2})",
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p1, |
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p3, |
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p2 |
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); |
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return r;
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} |
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} |
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private class Formatter_ST_AsEWKB implements Formatter<Value> { |
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@Override
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public boolean canApply(Value value) { |
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if( value instanceof Function ) { |
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return StringUtils.equalsIgnoreCase("ST_AsEWKB",((Function)value).name()); |
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} |
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return false; |
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} |
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public String format(Value function) { |
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List<Value> parameters = ((Function)function).parameters();
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String p1 = parameters.get(0).toString(formatter()); |
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String r = MessageFormat.format( |
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"AsWKB(({0}))",
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p1 |
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); |
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return r;
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} |
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} |
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private class Formatter_NOT_IS_NULL implements Formatter<Value> { |
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@Override
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public boolean canApply(Value value) { |
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if( value instanceof Function ) { |
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return StringUtils.equalsIgnoreCase("NOT_IS_NULL",((Function)value).name()); |
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} |
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return false; |
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} |
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|
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@Override
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public String format(Value function) { |
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List<Value> parameters = ((Function)function).parameters();
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String p1 = parameters.get(0).toString(MyFormatter.this); |
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String r = MessageFormat.format( |
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"( ({0}) IS NOT NULL )",
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p1 |
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); |
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return r;
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} |
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} |
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private final Formatter<Value>[] formatters; |
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private final ExpressionBuilder builder; |
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public MyFormatter(ExpressionBuilder builder) {
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this.builder = builder;
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this.formatters = new Formatter[] { |
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new Formatter_IFNULL(),
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new Formatter_NOT_IS_NULL(),
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new Formatter_ST_AsEWKB(),
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new Formatter_ST_GeomFromEWKB(),
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new Formatter_constant_bytearray(),
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new Formatter_constant_geometry(),
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new Formatter_ST_intersects()
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}; |
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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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|
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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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private Formatter formatter() { |
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return this; |
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} |
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} |
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public TestExpressionBuilderFormatter(String testName) { |
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super(testName);
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} |
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@Override
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protected void setUp() throws Exception { |
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super.setUp();
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new DefaultLibrariesInitializer().fullInitialize();
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} |
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|
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@Override
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protected void tearDown() throws Exception { |
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super.tearDown();
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} |
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// TODO add test methods here. The name must begin with 'test'. For example:
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// public void testHello() {}
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List<String> getVariableNames(ExpressionBuilder builder) { |
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List<String> vars = new ArrayList<>(); |
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for (Variable var : builder.variables()) {
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vars.add(var.name()); |
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} |
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return vars;
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} |
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List<String> getParameterNames(ExpressionBuilder builder) { |
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List<String> params = new ArrayList<>(); |
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for (Parameter param : builder.parameters()) {
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String s;
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switch(param.type()) {
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case Constant:
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Object value = param.value();
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if( value==null ) { |
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s = "null";
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} else if( value instanceof String ) { |
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s = "'" + (String)value + "'"; |
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} else {
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s = value.toString(); |
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} |
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break;
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case Geometry:
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case Variable:
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default:
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s = "\"" + param.name() + "\""; |
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} |
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params.add(s); |
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} |
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return params;
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} |
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public void test2() { |
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ExpressionBuilder builder = new DefaultExpressionBuilder();
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builder.and( |
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builder.eq( |
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builder.lower(builder.variable("colum_name_c")),
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builder.parameter("colum_name_p")
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) |
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); |
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builder.and( |
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builder.group( |
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builder.or( |
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builder.like( |
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builder.lower( builder.variable("uno")),
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builder.constant("%10")
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), |
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builder.lt( |
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builder.variable("dos"),
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builder.constant(-3.5)
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) |
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) |
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) |
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); |
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builder.and( |
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builder.ST_Intersects( |
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builder.variable("geom1"),
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builder.ST_Envelope( |
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builder.ST_GeomFromWKB( |
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builder.parameter("geom2"),
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builder.parameter().value(4326).as_constant()
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) |
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) |
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) |
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); |
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builder.and( |
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builder.gt( |
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builder.variable("tres"),
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builder.constant(123456789)
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) |
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); |
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assertEquals( |
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"( (LOWER(\"colum_name_c\")) = (?) ) AND ( ( (LOWER(\"uno\")) LIKE ('%10') ) OR ( (\"dos\") < (-3.5) ) ) AND ST_Intersects((\"geom1\"), (ST_Envelope(ST_GeomFromWKB((?), (?))))) AND ( (\"tres\") > (123456789) )",
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builder.toString() |
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); |
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assertEquals( |
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"( (LOWER(\"colum_name_c\")) = (?) ) AND ( ( (LOWER(\"uno\")) LIKE ('%10') ) OR ( (\"dos\") < (-3.5) ) ) AND ( ((\"geom1\") && (ST_Envelope(ST_GeomFromWKB((?), (?))))) AND ST_Intersects((\"geom1\"),(ST_Envelope(ST_GeomFromWKB((?), (?)))) )) AND ( (\"tres\") > (123456789) )",
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builder.toString(new MyFormatter(builder))
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); |
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assertEquals( |
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"[colum_name_c, dos, geom1, tres, uno]",
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ArrayUtils.toString(getVariableNames(builder)) |
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); |
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assertEquals( |
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"[\"colum_name_p\", \"geom2\", 4326]",
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ArrayUtils.toString(getParameterNames(builder)) |
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); |
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} |
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|
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public void test3() throws CreateGeometryException { |
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ExpressionBuilder builder = new DefaultExpressionBuilder();
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GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
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IProjection proj = CRSFactory.getCRS("EPSG:4326");
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Point point = geometryManager.createPoint(10, 20, Geometry.SUBTYPES.GEOM2D); |
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builder.set( |
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builder.ST_Intersects( |
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builder.geometry(point,proj), |
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builder.variable("the_geom")
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) |
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); |
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builder.geometry_support_type(GeometrySupportType.WKT); |
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System.out.println(builder.toString());
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assertEquals( |
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"ST_Intersects((ST_GeomFromText(('POINT (10 20)'), (4326))), (\"the_geom\"))",
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builder.toString() |
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); |
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assertEquals( |
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"( ((ST_GeomFromText('POINT (10 20)', (4326))) && (\"the_geom\")) AND ST_Intersects((ST_GeomFromText('POINT (10 20)', (4326))),(\"the_geom\") ))",
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builder.toString(new MyFormatter(builder))
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); |
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builder.geometry_support_type(GeometrySupportType.WKB); |
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System.out.println(builder.toString());
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assertEquals( |
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"ST_Intersects((ST_GeomFromWKB((DECODE('000000000140240000000000004034000000000000','hex')), (4326))), (\"the_geom\"))",
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builder.toString() |
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); |
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assertEquals( |
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"( ((ST_GeomFromWKB((x'000000000140240000000000004034000000000000'), (4326))) && (\"the_geom\")) AND ST_Intersects((ST_GeomFromWKB((x'000000000140240000000000004034000000000000'), (4326))),(\"the_geom\") ))",
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builder.toString(new MyFormatter(builder))
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); |
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assertEquals( |
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"[the_geom]",
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ArrayUtils.toString(getVariableNames(builder)) |
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); |
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assertEquals( |
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"[]",
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ArrayUtils.toString(getParameterNames(builder)) |
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); |
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} |
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|
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public void test4() throws CreateGeometryException { |
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ExpressionBuilder builder = new DefaultExpressionBuilder();
|
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|
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IProjection proj = CRSFactory.getCRS("EPSG:4326");
|
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|
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builder.and( |
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builder.ST_Intersects( |
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builder.variable("geom1"),
|
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builder.ST_Envelope( |
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builder.ST_GeomFromWKB( |
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builder.parameter("geom2"),
|
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builder.parameter().value(proj).as_constant() |
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) |
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) |
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) |
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); |
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|
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System.out.println(builder.toString());
|
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assertEquals( |
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"ST_Intersects((\"geom1\"), (ST_Envelope(ST_GeomFromWKB((?), (?)))))",
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builder.toString() |
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); |
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assertEquals( |
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"( ((\"geom1\") && (ST_Envelope(ST_GeomFromWKB((?), (?))))) AND ST_Intersects((\"geom1\"),(ST_Envelope(ST_GeomFromWKB((?), (?)))) ))",
|
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builder.toString(new MyFormatter(builder))
|
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); |
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assertEquals( |
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"[geom1]",
|
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ArrayUtils.toString(getVariableNames(builder)) |
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); |
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assertEquals( |
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"[\"geom2\", 4326]",
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ArrayUtils.toString(getParameterNames(builder)) |
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); |
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} |
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|
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public void test5() throws CreateGeometryException { |
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ExpressionBuilder builder = new DefaultExpressionBuilder();
|
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|
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IProjection proj = CRSFactory.getCRS("EPSG:4326");
|
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|
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builder.and( |
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builder.eq( |
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builder.ST_SRID( builder.variable("geom") ),
|
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builder.srs(proj) |
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) |
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); |
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|
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System.out.println(builder.toString());
|
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assertEquals( |
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"( (ST_SRID(\"geom\")) = (4326) )",
|
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builder.toString() |
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); |
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assertEquals( |
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"( (ST_SRID(\"geom\")) = (4326) )",
|
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builder.toString(new MyFormatter(builder))
|
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); |
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assertEquals( |
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"[geom]",
|
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ArrayUtils.toString(getVariableNames(builder)) |
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); |
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assertEquals( |
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"[]",
|
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ArrayUtils.toString(getParameterNames(builder)) |
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); |
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} |
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} |