svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.db / org.gvsig.fmap.dal.db.jdbc / src / main / java / org / gvsig / fmap / dal / store / jdbc2 / spi / JDBCSQLBuilderBase.java @ 44678
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package org.gvsig.fmap.dal.store.jdbc2.spi; |
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import java.sql.Connection; |
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import java.sql.PreparedStatement; |
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import java.sql.SQLException; |
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import java.util.ArrayList; |
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import java.util.Date; |
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import java.util.List; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Parameter; |
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import static org.gvsig.expressionevaluator.GeometryExpressionBuilderHelper.GeometrySupportType; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureReference; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.spi.SQLBuilderBase; |
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import org.gvsig.fmap.dal.feature.spi.FeatureProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices; |
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import org.gvsig.fmap.dal.store.jdbc2.JDBCHelper; |
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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.aggregate.MultiLine; |
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import org.gvsig.fmap.geom.aggregate.MultiPoint; |
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import org.gvsig.fmap.geom.aggregate.MultiPolygon; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.primitive.Primitive; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.gvsig.tools.dispose.Disposable; |
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@SuppressWarnings("UseSpecificCatch") |
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public class JDBCSQLBuilderBase extends SQLBuilderBase { |
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public static final String PROP_FEATURE_TYPE = "FeatureType"; |
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public static final String PROP_TABLE = "Table"; |
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private GeometryManager geometryManager = null; |
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protected final JDBCHelper helper; |
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public JDBCSQLBuilderBase(JDBCHelper helper) {
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super();
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this.helper = helper;
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} |
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public JDBCHelper getHelper() {
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return helper;
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} |
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protected GeometryManager getGeometryManager() {
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if (this.geometryManager == null) { |
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this.geometryManager = GeometryLocator.getGeometryManager();
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} |
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return this.geometryManager; |
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} |
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@Override
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public Object srs_id(IProjection projection) { |
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Connection conn = null; |
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try {
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conn = this.helper.getConnection();
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SRSSolver solver = this.helper.getSRSSolver();
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Object srscode = solver.getDatabaseCode(conn, projection);
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// logger.debug("database code srs {}, type {}, srssolver {}.",
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// new Object[] {
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// srscode,
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// srscode==null? "null":srscode.getClass().getSimpleName(),
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// solver
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// }
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// );
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return srscode;
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} catch (Exception ex) { |
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throw new RuntimeException("Can't locate database code for SRS '"+projection.getAbrev()+"'."); |
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} finally {
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this.helper.closeConnectionQuietly(conn);
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} |
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} |
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public void setParameters(PreparedStatement st) { |
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try {
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int columnIndex = 1; |
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for (Parameter parameter : this.parameters()) { |
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st.setObject(columnIndex++, parameter.value()); |
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} |
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} catch (Exception ex) { |
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String p = "unknow"; |
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try {
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p = this.parameters().toString();
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} catch (Exception ex2) { |
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// Do nothing
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} |
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throw new RuntimeException("Can't set parameters to prepared statement from parameters (" + p + ")", ex); |
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} |
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} |
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public List<Object> getParameters(FeatureProvider feature) { |
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try {
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FeatureType type = feature.getType(); |
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List<Object> values = new ArrayList<>(); |
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Object value;
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for (Parameter parameter : this.parameters()) { |
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if (parameter.is_constant()) {
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value = parameter.value(); |
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values.add(value); |
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} else {
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String name = parameter.name();
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value = feature.get(name); |
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FeatureAttributeDescriptor attrDesc = type.getAttributeDescriptor(name); |
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switch( attrDesc.getType() ) {
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case org.gvsig.fmap.dal.DataTypes.DATE:
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if( value == null ) { |
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values.add(null);
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} else {
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values.add(new java.sql.Date(((Date)value).getTime())); |
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} |
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break;
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case org.gvsig.fmap.dal.DataTypes.GEOMETRY:
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Geometry geom = this.forceGeometryType(
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attrDesc.getGeomType(), |
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(Geometry)value |
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); |
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values.add(geom); |
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break;
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default:
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values.add(value); |
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break;
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} |
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} |
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} |
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return values;
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} catch (Exception ex) { |
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String f = "unknow"; |
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try {
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f = feature.toString(); |
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} catch (Exception ex2) { |
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// Do nothing
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} |
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throw new RuntimeException("Can't get parameters to prepared statement from the feature (" + f + ")", ex); |
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} |
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} |
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public Disposable setParameters(PreparedStatement st, FeatureProvider feature) { |
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try {
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List<Object> values = this.getParameters(feature); |
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return this.setStatementParameters(st, values, this.geometry_support_type()); |
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} catch (Exception ex) { |
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String f = "unknow"; |
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try {
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f = feature.toString(); |
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} catch (Exception ex2) { |
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// Do nothing
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} |
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throw new RuntimeException("Can't set parameters to prepared statement from the feature (" + f + ")", ex); |
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} |
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} |
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protected Geometry forceGeometryType(GeometryType geomtype, Geometry geom) throws CreateGeometryException { |
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if( geom == null ) { |
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return null; |
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} |
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switch( geomtype.getType() ) {
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case Geometry.TYPES.MULTIPOLYGON:
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if( geom.getType()==Geometry.TYPES.POLYGON ) {
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MultiPolygon x = getGeometryManager().createMultiPolygon(geomtype.getSubType()); |
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x.addPrimitive((Primitive) geom); |
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geom = x; |
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} |
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break;
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case Geometry.TYPES.MULTILINE:
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if( geom.getType()==Geometry.TYPES.LINE ) {
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MultiLine x = getGeometryManager().createMultiLine(geomtype.getSubType()); |
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x.addPrimitive((Primitive) geom); |
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geom = x; |
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} |
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break;
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case Geometry.TYPES.MULTIPOINT:
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if( geom.getType()==Geometry.TYPES.POINT ) {
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MultiLine x = getGeometryManager().createMultiLine(geomtype.getSubType()); |
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x.addPrimitive((Primitive) geom); |
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geom = x; |
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} |
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break;
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case Geometry.TYPES.POLYGON:
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if( geom.getType()==Geometry.TYPES.MULTIPOLYGON ) {
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MultiPolygon x = (MultiPolygon) geom; |
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if( x.getPrimitivesNumber()==1 ) { |
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geom = x.getPrimitiveAt(0);
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} |
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} |
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break;
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case Geometry.TYPES.LINE:
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if( geom.getType()==Geometry.TYPES.MULTILINE ) {
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MultiLine x = (MultiLine) geom; |
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if( x.getPrimitivesNumber()==1 ) { |
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geom = x.getPrimitiveAt(0);
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} |
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} |
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break;
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case Geometry.TYPES.POINT:
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if( geom.getType()==Geometry.TYPES.MULTIPOINT ) {
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MultiPoint x = (MultiPoint) geom; |
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if( x.getPrimitivesNumber()==1 ) { |
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geom = x.getPrimitiveAt(0);
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} |
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} |
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} |
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return geom;
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} |
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public Disposable setParameters(PreparedStatement st, FeatureReference reference) { |
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try {
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List<Object> values = new ArrayList<>(); |
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for (Parameter parameter : this.parameters()) { |
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if (parameter.is_constant()) {
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values.add(parameter.value()); |
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} else {
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String name = parameter.name();
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values.add(((FeatureReferenceProviderServices)reference).getKeyValue(name)); |
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} |
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} |
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return this.setStatementParameters(st, values, this.geometry_support_type()); |
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} catch (Exception ex) { |
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String f = "unknow"; |
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try {
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f = reference.toString(); |
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} catch (Exception ex2) { |
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// Do nothing
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} |
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throw new RuntimeException("Can't set parameters to prepared statement from the feature (" + f + ")", ex); |
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} |
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} |
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public Disposable setStatementParameters(
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PreparedStatement st,
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List values,
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GeometrySupportType geometrySupportType) throws SQLException { |
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if (values == null) { |
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return new Disposable() { |
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@Override
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public void dispose() { |
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} |
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}; |
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} |
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if( LOGGER.isDebugEnabled() ) {
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StringBuilder debug = new StringBuilder(); |
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debug.append("st.set(");
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try {
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byte[] bytes; |
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int columnIndex = 1; |
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for (Object value : values) { |
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if (value instanceof Geometry) { |
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switch(geometrySupportType) {
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case WKT:
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value = ((Geometry) value).convertToWKT(); |
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debug.append("/*");
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debug.append(columnIndex); |
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debug.append("*/ ");
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debug.append(as_string(value)); |
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debug.append(", ");
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break;
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case NATIVE:
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case WKB:
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bytes = ((Geometry) value).convertToWKB(); |
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debug.append("/*");
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debug.append(columnIndex); |
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debug.append("*/ ");
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debug.append(as_string(bytes)); |
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debug.append(", ");
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break;
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case EWKB:
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bytes = ((Geometry) value).convertToEWKB(); |
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debug.append("/*");
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debug.append(columnIndex); |
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debug.append("*/ ");
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debug.append(as_string(bytes)); |
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debug.append(", ");
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break;
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} |
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} else {
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debug.append("/*");
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debug.append(columnIndex); |
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debug.append("*/ ");
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if( value instanceof String ) { |
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debug.append(as_string(value)); |
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} else if( value instanceof Boolean ) { |
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debug.append( ((Boolean)value)? constant_true:constant_false );
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} else {
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debug.append(value); |
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} |
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debug.append(", ");
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} |
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columnIndex++; |
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} |
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debug.append(")");
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LOGGER.debug(debug.toString()); |
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} catch(Exception ex) { |
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} |
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} |
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try {
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byte[] bytes; |
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int columnIndex = 1; |
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for (Object value : values) { |
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if (value instanceof Geometry) { |
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switch(geometrySupportType) {
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case WKT:
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value = ((Geometry) value).convertToWKT(); |
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st.setObject(columnIndex, value); |
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break;
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case NATIVE:
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case WKB:
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bytes = ((Geometry) value).convertToWKB(); |
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st.setBytes(columnIndex, bytes); |
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break;
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case EWKB:
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bytes = ((Geometry) value).convertToEWKB(); |
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st.setBytes(columnIndex, bytes); |
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break;
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} |
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} else {
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st.setObject(columnIndex, value); |
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} |
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columnIndex++; |
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} |
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return new Disposable() { |
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@Override
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public void dispose() { |
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} |
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}; |
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} catch(Exception ex) { |
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throw new SQLException("Can't set values for the prepared statement.", ex); |
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} |
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} |
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} |