Revision 44769 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.geometry/org.gvsig.expressionevaluator.geometry.lib/org.gvsig.expressionevaluator.geometry.lib.impl/src/main/java/org/gvsig/expressionevaluator/impl/DefaultGeometryExpressionBuilderHelper.java
| DefaultGeometryExpressionBuilderHelper.java | ||
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import static org.gvsig.expressionevaluator.ExpressionBuilder.PARAMETER_TYPE_VARIABLE; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.AbstractValue; |
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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 static org.gvsig.expressionevaluator.ExpressionBuilder.PARAMETER_TYPE_CONSTANT; |
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import static org.gvsig.expressionevaluator.ExpressionBuilder.PARAMETER_TYPE_VARIABLE; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Visitor; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.VisitorFilter; |
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import org.gvsig.expressionevaluator.Formatter; |
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import org.gvsig.expressionevaluator.impl.DefaultExpressionBuilder.FunctionBase; |
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import org.gvsig.expressionevaluator.impl.DefaultExpressionBuilder.ParameterBase; |
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import org.gvsig.fmap.geom.GeometryUtils; |
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import org.gvsig.expressionevaluator.GeometryExpressionBuilderHelper; |
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import static org.gvsig.expressionevaluator.GeometryExpressionBuilderHelper.PARAMETER_TYPE_GEOMETRY; |
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private static final String FORMAT_ST_GEOMFROMEWKB = "ST_GeomFromEWKB(({0}), ({1}))";
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private static final String FORMAT_ST_SIMPLIFY = "ST_Simplify(({0}), ({1}))";
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public static class GeometryParameterBase
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extends ParameterBase
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public class GeometryParameterBase |
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extends AbstractValue
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implements GeometryParameter {
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protected Value srs; |
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protected GeometryExpressionBuilderHelper builder; |
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protected String name; |
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protected Object value; |
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protected int type; |
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/* |
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Para un parametro de tipo Geometria, el srs sera siempre un Constant |
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excepto cuando se le asigne una geometria contante al parametro y esta |
| ... | ... | |
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Si se quiere que el SRS sea un Parameter, se construira como tal. |
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*/ |
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public GeometryParameterBase(GeometryExpressionBuilderHelper builder) {
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super(); |
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this.type = PARAMETER_TYPE_CONSTANT; |
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this.name = null; |
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this.value = null; |
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this.builder = builder; |
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} |
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|
| ... | ... | |
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return (Geometry) this.value; |
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} |
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@Override |
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public GeometryParameter name(String value) {
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return (GeometryParameter) super.name(value); |
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public GeometryParameter as_constant() {
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this.type = PARAMETER_TYPE_CONSTANT; |
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if (this.value == null && this.name != null) {
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this.value = this.name; |
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} |
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return this; |
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} |
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@Override |
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public GeometryParameter as_variable() {
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return (GeometryParameter) super.as_variable(); |
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this.type = PARAMETER_TYPE_VARIABLE; |
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if (this.value != null && this.name == null) {
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this.name = (String) this.value; |
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} |
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return this; |
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} |
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@Override |
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public GeometryParameter name(String name) {
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this.type = PARAMETER_TYPE_VARIABLE; |
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this.name = name; |
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return this; |
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} |
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@Override |
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public String name() {
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switch (this.type) {
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case PARAMETER_TYPE_VARIABLE: |
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return this.name; |
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case PARAMETER_TYPE_CONSTANT: |
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if (this.value == null) {
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return null; |
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} |
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return this.value.toString(); |
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default: |
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if (this.name != null) {
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return this.name; |
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} |
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if (this.value != null) {
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return this.value.toString(); |
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} |
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return null; |
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} |
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} |
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@Override |
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public int type() {
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return this.type; |
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} |
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@Override |
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public boolean is_constant() {
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return this.type == PARAMETER_TYPE_CONSTANT; |
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} |
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@Override |
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public boolean is_variable() {
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return this.type == PARAMETER_TYPE_VARIABLE; |
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} |
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@Override |
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public GeometryParameter as_geometry_variable() {
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this.type = PARAMETER_TYPE_GEOMETRY; |
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if (this.value == null && this.name != null) {
|
| ... | ... | |
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} |
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@Override |
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public GeometryParameter as_constant() {
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return (GeometryParameter) super.as_constant(); |
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} |
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@Override |
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public String name() {
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if( this.type == PARAMETER_TYPE_VARIABLE ) {
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return this.name; |
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} |
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return super.name(); |
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} |
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@Override |
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public Object value() {
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try {
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switch (this.type) {
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| ... | ... | |
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throw new RuntimeException("Can't get value from parameter.", ex);
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} |
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} |
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@Override |
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public String toString() {
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return this.toString(this.builder.builder().formatter()); |
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} |
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@Override |
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public String toString(Formatter<Value> formatter) {
|
| ... | ... | |
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} |
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@Override |
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public String toString() {
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return this.toString(builder.builder().formatter()); |
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} |
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@Override |
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public String toString(Formatter<Value> formatter) {
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if( formatter!=null && formatter.canApply(this) ) {
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return formatter.format(this); |
| ... | ... | |
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} |
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@Override |
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public String toString() {
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return this.toString(this.builder.builder().formatter()); |
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} |
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@Override |
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public String toString(Formatter<Value> formatter) {
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if( formatter!=null && formatter.canApply(this) ) {
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return formatter.format(this); |
| ... | ... | |
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} |
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public Function builtin_function(String name, String format, Value... values) {
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FunctionBase func = new FunctionBase(name, format); |
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for (Value theValue : values) {
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func.parameter(theValue); |
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} |
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Function func = this.builder.function(name, values); |
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func.format(format); |
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return func; |
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} |
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public Function function(String name, Value... values) {
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FunctionBase func = new FunctionBase(name); |
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for (Value theValue : values) {
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func.parameter(theValue); |
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} |
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Function func = this.builder.function(name, values); |
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return func; |
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} |
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