root / trunk / org.gvsig.postgresql / org.gvsig.postgresql.provider / src / main / java / org / gvsig / fmap / dal / store / postgresql / PostgreSQLHelper.java @ 23
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2009 IVER T.I {{Task}}
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*/
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/**
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*
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*/
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package org.gvsig.fmap.dal.store.postgresql; |
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import java.sql.Connection; |
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import java.sql.PreparedStatement; |
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import java.sql.ResultSet; |
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import java.sql.ResultSetMetaData; |
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import java.sql.SQLException; |
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import java.sql.Statement; |
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import java.util.ArrayList; |
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import java.util.Comparator; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.TreeMap; |
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import java.util.TreeSet; |
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import org.cresques.cts.IProjection; |
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import org.postgresql.PGResultSetMetaData; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.gvsig.fmap.crs.CRSFactory; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataTypes; |
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import org.gvsig.fmap.dal.NewDataStoreParameters; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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import org.gvsig.fmap.dal.feature.EditableFeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.exception.CreateGeometryException; |
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import org.gvsig.fmap.dal.feature.exception.UnsupportedDataTypeException; |
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import org.gvsig.fmap.dal.feature.exception.UnsupportedGeometryException; |
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import org.gvsig.fmap.dal.resource.ResourceAction; |
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import org.gvsig.fmap.dal.resource.spi.ResourceManagerProviderServices; |
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import org.gvsig.fmap.dal.store.jdbc.ConnectionAction; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCHelper; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCHelperUser; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCStoreParameters; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCExecutePreparedSQLException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCExecuteSQLException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCPreparingSQLException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCSQLException; |
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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.operation.GeometryOperationException; |
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import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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import org.gvsig.fmap.geom.operation.fromwkb.FromWKB; |
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import org.gvsig.fmap.geom.operation.fromwkb.FromWKBGeometryOperationContext; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.exception.BaseException; |
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/**
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* @author jmvivo
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*
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*/
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public class PostgreSQLHelper extends JDBCHelper { |
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private static Logger logger = LoggerFactory |
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.getLogger(PostgreSQLHelper.class); |
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private Map pgSR2SRSID = new TreeMap(); |
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private Map srsID2pgSR = new TreeMap(); |
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PostgreSQLHelper(JDBCHelperUser consumer, |
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PostgreSQLConnectionParameters params) |
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throws InitializeException {
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super(consumer, params);
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} |
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protected void initializeResource() throws InitializeException { |
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ResourceManagerProviderServices manager = (ResourceManagerProviderServices) DALLocator |
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.getResourceManager(); |
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PostgreSQLResource resource = (PostgreSQLResource) manager |
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.createAddResource( |
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PostgreSQLResource.NAME, new Object[] { |
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params.getUrl(), params.getHost(), |
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params.getPort(), params.getDBName(), params.getUser(), |
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params.getPassword(), |
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params.getJDBCDriverClassName(), |
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((PostgreSQLConnectionParameters) params).getUseSSL() }); |
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this.setResource(resource);
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} |
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protected String getDefaultSchema(Connection conn) |
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throws JDBCException {
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if (defaultSchema == null) { |
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String sql = "Select current_schema()"; |
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ResultSet rs = null; |
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Statement st = null; |
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String schema = null; |
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try {
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st = conn.createStatement(); |
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try {
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rs = st.executeQuery(sql); |
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} catch (java.sql.SQLException e) {
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throw new JDBCExecuteSQLException(sql, e); |
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} |
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rs.next(); |
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schema = rs.getString(1);
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} catch (java.sql.SQLException e) {
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throw new JDBCSQLException(e); |
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} finally {
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try {rs.close();} catch (Exception e) {logger.error("Exception clossing resulset", e);}; |
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try {st.close();} catch (Exception e) {logger.error("Exception clossing statement", e);}; |
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rs = null;
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st = null;
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} |
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defaultSchema = schema; |
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} |
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return defaultSchema;
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} |
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public Envelope getFullEnvelopeOfField(
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JDBCStoreParameters storeParams, |
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String geometryAttrName, Envelope limit)
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throws DataException {
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StringBuilder strb = new StringBuilder(); |
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strb.append("Select ST_asbinary(ST_extent(");
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strb.append(escapeFieldName(geometryAttrName)); |
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strb.append(")) from ");
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if (storeParams.getSQL() != null |
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&& storeParams.getSQL().trim().length() > 0) {
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strb.append('(');
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strb.append(storeParams.getSQL()); |
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strb.append(") as _subquery_alias_ ");
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} else {
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strb.append(storeParams.tableID()); |
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} |
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if (limit != null){ |
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strb.append(" where ST_intersects(ST_GeomFromText('");
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String workAreaWkt = null; |
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try {
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workAreaWkt = limit.getGeometry().convertToWKT(); |
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} catch (Exception e) { |
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throw new CreateGeometryException(e); |
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} |
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strb.append(workAreaWkt); |
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strb.append("', ");
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IProjection proj = storeParams.getCRS(); |
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int sridInt = this.getProviderSRID(proj); |
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if (sridInt == -1) { |
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throw new CreateGeometryException( |
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new Exception("CRS is null or unknown.")); |
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} else {
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strb.append(Integer.toString(sridInt));
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} |
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strb.append("), ST_envelope(");
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strb.append(escapeFieldName(geometryAttrName)); |
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strb.append(")) ");
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} |
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final String sql = strb.toString(); |
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GeometryManager geoMan = GeometryLocator.getGeometryManager(); |
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this.open();
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return (Envelope) getResource().execute(new ResourceAction() { |
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public Object run() throws Exception { |
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ResultSet rs = null; |
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Statement st = null; |
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String schema = null; |
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Connection conn = null; |
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Envelope fullEnvelope = null;
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Envelope emptyEnv = |
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geomManager.createEnvelope(Geometry.SUBTYPES.GEOM2D); |
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try {
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conn = getConnection(); |
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st = conn.createStatement(); |
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try {
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rs = st.executeQuery(sql); |
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} catch (java.sql.SQLException e) {
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throw new JDBCExecuteSQLException(sql, e); |
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} |
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if (!rs.next()) {
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return emptyEnv;
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} |
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byte[] data = rs.getBytes(1); |
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if (data == null) { |
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return emptyEnv;
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} |
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Geometry geom = geomManager.createFrom(data); |
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fullEnvelope = geom.getEnvelope(); |
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return fullEnvelope;
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} catch (java.sql.SQLException e) {
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throw new JDBCSQLException(e); |
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} catch (BaseException e) {
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throw new ReadException(user.getProviderName(), e); |
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} finally {
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try {
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rs.close(); |
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} catch (Exception e) { |
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} |
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try {
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st.close(); |
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} catch (Exception e) { |
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} |
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try {
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conn.close(); |
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} catch (Exception e) { |
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} |
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rs = null;
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st = null;
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conn = null;
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} |
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} |
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}); |
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} |
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@Override
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protected boolean supportsGeometry() { |
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return true; |
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} |
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/**
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* Fill <code>featureType</code> geometry attributes with SRS and ShapeType
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* information stored in the table GEOMETRY_COLUMNS
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*
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* @param conn
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* @param rsMetadata
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* @param featureType
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* @throws ReadException
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*/
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protected void loadSRS_and_shapeType(Connection conn, |
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ResultSetMetaData rsMetadata, EditableFeatureType featureType,
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String baseSchema, String baseTable) |
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throws JDBCException {
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Statement st = null; |
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ResultSet rs = null; |
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try {
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// Sacamos la lista de los attributos geometricos
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EditableFeatureAttributeDescriptor attr; |
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List geoAttrs = new ArrayList(); |
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Iterator iter = featureType.iterator();
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while (iter.hasNext()) {
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attr = (EditableFeatureAttributeDescriptor) iter.next(); |
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if (attr.getType() == DataTypes.GEOMETRY) {
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geoAttrs.add(attr); |
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} |
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} |
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if (geoAttrs.size() < 1) { |
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return;
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} |
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// preparamos un set con las lista de tablas de origen
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// de los campos
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class TableId { |
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public String schema=null; |
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public String table=null; |
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public String field = null; |
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public void appendToSQL(StringBuilder strb) { |
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if (schema == null || schema.length() == 0) { |
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strb |
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.append("( F_TABLE_SCHEMA = current_schema() AND F_TABLE_NAME = '");
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} else {
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strb.append("( F_TABLE_SCHEMA = '");
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strb.append(schema); |
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strb.append("' AND F_TABLE_NAME = '");
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} |
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strb.append(table); |
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strb.append("' AND F_GEOMETRY_COLUMN = '");
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strb.append(field); |
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strb.append("' )");
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} |
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} |
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Comparator cmp = new Comparator(){ |
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public int compare(Object arg0, Object arg1) { |
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TableId a0 = (TableId) arg0; |
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TableId a1 = (TableId) arg1; |
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int aux = a0.field.compareTo(a1.field);
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if (aux != 0) { |
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return aux;
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} |
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aux = a0.table.compareTo(a1.table); |
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if (aux != 0) { |
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return aux;
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} |
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if (a0.schema == null) { |
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if (a1.schema == null) { |
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aux = 0;
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} else {
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aux = -1;
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} |
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} else {
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if (a1.schema == null) { |
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aux = -1;
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} else {
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aux = a0.schema.compareTo(a1.schema); |
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} |
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} |
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return aux;
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} |
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}; |
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TreeSet set = new TreeSet(cmp); |
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TableId tableId; |
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iter = geoAttrs.iterator(); |
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int rsIndex;
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while (iter.hasNext()) {
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attr = (EditableFeatureAttributeDescriptor) iter.next(); |
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tableId = new TableId();
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rsIndex = attr.getIndex() + 1;
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if (baseSchema == null && baseTable == null) { |
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if (rsMetadata instanceof PGResultSetMetaData) { |
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tableId.schema = ((PGResultSetMetaData) rsMetadata) |
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.getBaseSchemaName(rsIndex); |
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tableId.table = ((PGResultSetMetaData) rsMetadata) |
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.getBaseTableName(rsIndex); |
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tableId.field = ((PGResultSetMetaData) rsMetadata) |
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.getBaseColumnName(rsIndex); |
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} else {
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tableId.schema = rsMetadata.getSchemaName(rsIndex); |
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tableId.table = rsMetadata.getTableName(rsIndex); |
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tableId.field = rsMetadata.getColumnName(rsIndex); |
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} |
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} else {
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tableId.schema = baseSchema; |
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tableId.table = baseTable; |
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tableId.field = rsMetadata.getColumnName(rsIndex); |
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} |
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if (tableId.table == null || tableId.table.length() == 0) { |
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// Si no tiene tabla origen (viene de algun calculo por ej.)
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// lo saltamos ya que no estara en la tabla GEOMETRY_COLUMNS
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continue;
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} |
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set.add(tableId); |
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} |
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if (set.size() == 0) { |
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return;
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} |
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// Preparamos una sql para que nos saque el resultado
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StringBuilder strb = new StringBuilder(); |
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strb.append("Select geometry_columns.*,auth_name || ':' || auth_srid as SRSID ");
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strb.append("from geometry_columns left join spatial_ref_sys on ");
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strb.append("geometry_columns.srid = spatial_ref_sys.srid WHERE ");
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iter = set.iterator(); |
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for (int i=0;i<set.size()-1;i++) { |
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tableId = (TableId) iter.next(); |
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tableId.appendToSQL(strb); |
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strb.append(" OR ");
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} |
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tableId = (TableId) iter.next(); |
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tableId.appendToSQL(strb); |
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String sql = strb.toString();
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st = conn.createStatement(); |
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try {
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rs = st.executeQuery(sql); |
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} catch (SQLException e) { |
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throw new JDBCExecuteSQLException(sql, e); |
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} |
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String srsID;
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int pgSrid;
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int geometryType;
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int geometrySubtype;
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String geomTypeStr;
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int dimensions;
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IProjection srs; |
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while (rs.next()){
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srsID = rs.getString("SRSID");
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pgSrid = rs.getInt("SRID");
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geomTypeStr = rs.getString("TYPE").toUpperCase();
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geometryType = Geometry.TYPES.GEOMETRY; |
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if (geomTypeStr.startsWith("POINT")) { |
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geometryType = Geometry.TYPES.POINT; |
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} else if (geomTypeStr.startsWith("LINESTRING")) { |
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geometryType = Geometry.TYPES.CURVE; |
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} else if (geomTypeStr.startsWith("POLYGON")) { |
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geometryType = Geometry.TYPES.SURFACE; |
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} else if (geomTypeStr.startsWith("MULTIPOINT")) { |
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geometryType = Geometry.TYPES.MULTIPOINT; |
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} else if (geomTypeStr.startsWith("MULTILINESTRING")) { |
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geometryType = Geometry.TYPES.MULTICURVE; |
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} else if (geomTypeStr.startsWith("MULTIPOLYGON")) { |
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geometryType = Geometry.TYPES.MULTISURFACE; |
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} |
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dimensions = rs.getInt("coord_dimension");
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geometrySubtype = Geometry.SUBTYPES.GEOM2D; |
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if (dimensions > 2) { |
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if (dimensions == 3) { |
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if (geomTypeStr.endsWith("M")) { |
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geometrySubtype = Geometry.SUBTYPES.GEOM2DM; |
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} else {
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geometrySubtype = Geometry.SUBTYPES.GEOM3D; |
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} |
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|
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} else {
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geometrySubtype = Geometry.SUBTYPES.GEOM3DM; |
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} |
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} |
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addToPgSRToSRSID(pgSrid, srsID); |
456 |
|
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iter = geoAttrs.iterator(); |
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while (iter.hasNext()) {
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attr = (EditableFeatureAttributeDescriptor) iter.next(); |
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rsIndex = attr.getIndex() + 1;
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if (!rsMetadata.getColumnName(rsIndex).equals(
|
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rs.getString("f_geometry_column"))) {
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continue;
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} |
466 |
|
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if (baseSchema == null && baseTable == null) { |
468 |
|
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if (rsMetadata instanceof PGResultSetMetaData) { |
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if (!((PGResultSetMetaData) rsMetadata)
|
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.getBaseTableName(rsIndex).equals( |
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rs.getString("f_table_name"))) {
|
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continue;
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} |
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String curSchema = rs.getString("f_table_schema"); |
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String metaSchema = ((PGResultSetMetaData) rsMetadata)
|
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.getBaseSchemaName(rsIndex); |
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if (!metaSchema.equals(curSchema)) {
|
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if (metaSchema.length() == 0 |
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&& metaSchema == getDefaultSchema(conn)) { |
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} else {
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continue;
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} |
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} |
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|
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} else {
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|
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if (!rsMetadata.getTableName(rsIndex).equals(
|
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rs.getString("f_table_name"))) {
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continue;
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} |
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String curSchema = rs.getString("f_table_schema"); |
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String metaSchema = rsMetadata
|
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.getSchemaName(rsIndex); |
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if (!metaSchema.equals(curSchema)) {
|
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if (metaSchema.length() == 0 |
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&& metaSchema == getDefaultSchema(conn)) { |
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} else {
|
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continue;
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} |
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} |
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} |
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} |
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attr.setGeometryType(geometryType); |
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attr.setGeometrySubType(geometrySubtype); |
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if (srsID != null && srsID.length() > 0) { |
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attr.setSRS(CRSFactory.getCRS(srsID)); |
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} |
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iter.remove(); |
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} |
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iter = geoAttrs.iterator(); |
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while (iter.hasNext()) {
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attr = (EditableFeatureAttributeDescriptor) iter.next(); |
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attr.setSRS(null);
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attr.setGeometryType(Geometry.TYPES.GEOMETRY); |
516 |
|
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} |
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} |
519 |
|
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} catch (java.sql.SQLException e) {
|
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throw new JDBCSQLException(e); |
522 |
} finally {
|
523 |
try {rs.close();} catch (Exception e) { }; |
524 |
try {st.close();} catch (Exception e) { }; |
525 |
} |
526 |
|
527 |
} |
528 |
|
529 |
|
530 |
public String getSqlColumnTypeDescription(FeatureAttributeDescriptor attr) { |
531 |
if (attr.getType() == DataTypes.GEOMETRY) {
|
532 |
return "geometry"; |
533 |
} |
534 |
return super.getSqlColumnTypeDescription(attr); |
535 |
} |
536 |
|
537 |
|
538 |
public int getPostgisGeomDimensions(int geometrySubType) { |
539 |
switch (geometrySubType) {
|
540 |
case Geometry.SUBTYPES.GEOM2D:
|
541 |
return 2; |
542 |
case Geometry.SUBTYPES.GEOM2DM:
|
543 |
case Geometry.SUBTYPES.GEOM3D:
|
544 |
return 3; |
545 |
|
546 |
case Geometry.SUBTYPES.GEOM3DM:
|
547 |
return 4; |
548 |
default:
|
549 |
throw new UnsupportedDataTypeException( |
550 |
ToolsLocator.getDataTypesManager().getTypeName(DataTypes.GEOMETRY), |
551 |
DataTypes.GEOMETRY); |
552 |
} |
553 |
} |
554 |
|
555 |
public String getPostgisGeomType(int geometryType, int geometrySubType) { |
556 |
String pgGeomType;
|
557 |
switch (geometryType) {
|
558 |
case Geometry.TYPES.GEOMETRY:
|
559 |
pgGeomType = "GEOMETRY";
|
560 |
break;
|
561 |
case Geometry.TYPES.POINT:
|
562 |
pgGeomType = "POINT";
|
563 |
break;
|
564 |
case Geometry.TYPES.CURVE:
|
565 |
pgGeomType = "LINESTRING";
|
566 |
break;
|
567 |
case Geometry.TYPES.SURFACE:
|
568 |
pgGeomType = "POLYGON";
|
569 |
break;
|
570 |
case Geometry.TYPES.MULTIPOINT:
|
571 |
pgGeomType = "MULTIPOINT";
|
572 |
break;
|
573 |
case Geometry.TYPES.MULTICURVE:
|
574 |
pgGeomType = "MULTILINESTRING";
|
575 |
break;
|
576 |
case Geometry.TYPES.MULTISURFACE:
|
577 |
pgGeomType = "MULTIPOLYGON";
|
578 |
break;
|
579 |
default:
|
580 |
throw new UnsupportedGeometryException(geometryType, |
581 |
geometrySubType); |
582 |
} |
583 |
if (geometrySubType == Geometry.SUBTYPES.GEOM2DM
|
584 |
|| geometrySubType == Geometry.SUBTYPES.GEOM3DM) { |
585 |
pgGeomType = pgGeomType + "M";
|
586 |
} else if (geometrySubType == Geometry.SUBTYPES.GEOM3D) { |
587 |
throw new UnsupportedGeometryException(geometryType, |
588 |
geometrySubType); |
589 |
} |
590 |
return pgGeomType;
|
591 |
} |
592 |
|
593 |
public int getProviderSRID(String srs) { |
594 |
if (srs != null) { |
595 |
Integer pgSRID = (Integer) srsID2pgSR.get(srs); |
596 |
if (pgSRID != null) { |
597 |
return pgSRID.intValue();
|
598 |
} |
599 |
|
600 |
return searchpgSRID(srs);
|
601 |
|
602 |
} |
603 |
return -1; |
604 |
} |
605 |
|
606 |
|
607 |
public int getProviderSRID(IProjection srs) { |
608 |
if (srs != null) { |
609 |
Integer pgSRID = (Integer) srsID2pgSR.get(srs.getAbrev()); |
610 |
if (pgSRID != null) { |
611 |
return pgSRID.intValue();
|
612 |
} |
613 |
|
614 |
return searchpgSRID(srs);
|
615 |
|
616 |
} |
617 |
return -1; |
618 |
} |
619 |
|
620 |
private int searchpgSRID(final IProjection srs) { |
621 |
if (srs == null) { |
622 |
return -1; |
623 |
} |
624 |
return searchpgSRID(srs.getAbrev());
|
625 |
} |
626 |
|
627 |
private int searchpgSRID(final String srsID) { |
628 |
if (srsID == null) { |
629 |
return -1; |
630 |
} |
631 |
|
632 |
ConnectionAction action = new ConnectionAction(){
|
633 |
|
634 |
public Object action(Connection conn) throws DataException { |
635 |
|
636 |
String[] abrev = srsID.split(":"); |
637 |
StringBuilder sqlb = new StringBuilder(); |
638 |
sqlb.append("select srid from spatial_ref_sys where ");
|
639 |
if (abrev.length > 1) { |
640 |
sqlb.append("auth_name = ? and ");
|
641 |
} |
642 |
sqlb.append("auth_srid = ?");
|
643 |
|
644 |
String sql = sqlb.toString();
|
645 |
PreparedStatement st;
|
646 |
try {
|
647 |
st = conn.prepareStatement(sql); |
648 |
} catch (SQLException e){ |
649 |
throw new JDBCPreparingSQLException(sql,e); |
650 |
} |
651 |
ResultSet rs = null; |
652 |
try{
|
653 |
int i=0; |
654 |
if (abrev.length > 1){ |
655 |
st.setString(i+1, abrev[i]);
|
656 |
i++; |
657 |
} |
658 |
st.setInt(i + 1, Integer.parseInt(abrev[i])); |
659 |
|
660 |
try{
|
661 |
rs = st.executeQuery(); |
662 |
} catch (SQLException e){ |
663 |
throw new JDBCExecutePreparedSQLException(sql, abrev, e); |
664 |
} |
665 |
|
666 |
if (!rs.next()) {
|
667 |
return null; |
668 |
} |
669 |
|
670 |
return new Integer(rs.getInt(1)); |
671 |
|
672 |
} catch (SQLException e){ |
673 |
throw new JDBCSQLException(e); |
674 |
} finally{
|
675 |
try {rs.close(); } catch (Exception e) {}; |
676 |
try {st.close(); } catch (Exception e) {}; |
677 |
} |
678 |
|
679 |
} |
680 |
|
681 |
}; |
682 |
|
683 |
Integer pgSRSID = null; |
684 |
try {
|
685 |
pgSRSID = (Integer) doConnectionAction(action);
|
686 |
} catch (Exception e) { |
687 |
logger.error("Excetion searching pgSRS", e);
|
688 |
return -1; |
689 |
} |
690 |
|
691 |
if (pgSRSID != null) { |
692 |
addToPgSRToSRSID(pgSRSID.intValue(), srsID); |
693 |
return pgSRSID.intValue();
|
694 |
} |
695 |
return -1; |
696 |
|
697 |
} |
698 |
|
699 |
private void addToPgSRToSRSID(int pgSRID, String srsId) { |
700 |
if (pgSRID < 0 || srsId == null || srsId.length() == 0) { |
701 |
return;
|
702 |
} |
703 |
Integer pgSRIDInteger = new Integer(pgSRID); |
704 |
pgSR2SRSID.put(pgSRIDInteger, srsId); |
705 |
srsID2pgSR.put(srsId, pgSRIDInteger); |
706 |
} |
707 |
|
708 |
public List<String> getSqlGeometyFieldAdd(FeatureAttributeDescriptor attr, |
709 |
String table, String schema) { |
710 |
// SELECT AddGeometryColumn({schema}, {table}, {field}, {srid}(int),
|
711 |
// {geomType}(Str), {dimensions}(int))
|
712 |
|
713 |
// gemoType:
|
714 |
/*
|
715 |
* POINT, LINESTRING, POLYGON, MULTIPOINT, MULTILINESTRING,
|
716 |
* MULTIPOLYGON, GEOMETRYCOLLECTION POINTM, LINESTRINGM, POLYGONM,
|
717 |
* MULTIPOINTM, MULTILINESTRINGM, MULTIPOLYGONM, GEOMETRYCOLLECTIONM
|
718 |
*/
|
719 |
|
720 |
List<String> sqls = new ArrayList<String>(); |
721 |
|
722 |
StringBuilder strb = new StringBuilder(); |
723 |
strb.append("SELECT AddGeometryColumn('");
|
724 |
if (schema != null && schema.length() > 0) { |
725 |
strb.append(schema); |
726 |
strb.append("', '");
|
727 |
} |
728 |
strb.append(table); |
729 |
strb.append("', '");
|
730 |
strb.append(attr.getName().toLowerCase()); |
731 |
strb.append("', ");
|
732 |
// strb.append("-1");
|
733 |
strb.append(getProviderSRID(attr.getSRS())); |
734 |
strb.append(", '");
|
735 |
|
736 |
// ===========================================================================
|
737 |
// TODO Improve this. Keep in mind that MULTIPOLYGON will not accept POLYGON
|
738 |
strb.append("GEOMETRY");
|
739 |
/*
|
740 |
strb.append(getPostgisGeomType(attr.getGeometryType(), attr
|
741 |
.getGeometrySubType()));
|
742 |
*/
|
743 |
// ===========================================================================
|
744 |
strb.append("', ");
|
745 |
strb.append(getPostgisGeomDimensions(attr.getGeometrySubType())); |
746 |
strb.append(")");
|
747 |
|
748 |
|
749 |
sqls.add(strb.toString()); |
750 |
|
751 |
/*ALTER TABLE muni10000_peq_test DROP CONSTRAINT enforce_srid_the_geom;*/
|
752 |
/*
|
753 |
strb = new StringBuilder();
|
754 |
strb.append("Alter table ");
|
755 |
if (schema != null && schema.length() > 0) {
|
756 |
strb.append(schema);
|
757 |
strb.append(".");
|
758 |
}
|
759 |
strb.append("f_table_name = '");
|
760 |
strb.append(table);
|
761 |
strb.append("' AND f_geometry_column = '");
|
762 |
strb.append(attr.getName());
|
763 |
strb.append("' AND srid = -1");
|
764 |
|
765 |
|
766 |
sqls.add(strb.toString());
|
767 |
*/
|
768 |
return sqls;
|
769 |
} |
770 |
|
771 |
public String getSqlFieldName(FeatureAttributeDescriptor attribute) { |
772 |
if (attribute.getType() == DataTypes.GEOMETRY) {
|
773 |
return "asBinary(" + super.getSqlFieldName(attribute) + ")"; |
774 |
} |
775 |
return super.getSqlFieldName(attribute); |
776 |
} |
777 |
|
778 |
protected EditableFeatureAttributeDescriptor createAttributeFromJDBC(
|
779 |
EditableFeatureType type, Connection conn,
|
780 |
ResultSetMetaData rsMetadata, int colIndex) throws SQLException { |
781 |
if (rsMetadata.getColumnType(colIndex) == java.sql.Types.OTHER) {
|
782 |
if (rsMetadata.getColumnTypeName(colIndex).equalsIgnoreCase(
|
783 |
"geometry")) {
|
784 |
EditableFeatureAttributeDescriptor attr = type.add(rsMetadata.getColumnName(colIndex), |
785 |
DataTypes.GEOMETRY); |
786 |
// Set default values for geometry type
|
787 |
attr.setGeometryType(Geometry.TYPES.GEOMETRY); |
788 |
attr.setGeometrySubType(Geometry.SUBTYPES.GEOM2D); |
789 |
return attr;
|
790 |
|
791 |
} |
792 |
} |
793 |
|
794 |
return super.createAttributeFromJDBC(type, conn, rsMetadata, colIndex); |
795 |
} |
796 |
|
797 |
public List getAdditionalSqlToCreate(NewDataStoreParameters ndsp, |
798 |
FeatureType fType) { |
799 |
FeatureAttributeDescriptor attr; |
800 |
Iterator iter = fType.iterator();
|
801 |
List result = new ArrayList(); |
802 |
PostgreSQLNewStoreParameters pgNdsp = (PostgreSQLNewStoreParameters) ndsp; |
803 |
while (iter.hasNext()){
|
804 |
attr = (FeatureAttributeDescriptor) iter.next(); |
805 |
if (attr.getType() == DataTypes.GEOMETRY){
|
806 |
result.addAll(getSqlGeometyFieldAdd(attr, pgNdsp.getTable(), |
807 |
pgNdsp |
808 |
.getSchema())); |
809 |
} |
810 |
} |
811 |
|
812 |
return result;
|
813 |
} |
814 |
|
815 |
public String getSqlFieldDescription(FeatureAttributeDescriptor attr) |
816 |
throws DataException {
|
817 |
if (attr.getType() == DataTypes.GEOMETRY){
|
818 |
return null; |
819 |
} |
820 |
return super.getSqlFieldDescription(attr); |
821 |
} |
822 |
|
823 |
|
824 |
public boolean allowAutomaticValues() { |
825 |
return Boolean.TRUE; |
826 |
} |
827 |
|
828 |
public boolean supportOffset() { |
829 |
return true; |
830 |
} |
831 |
|
832 |
public boolean supportsUnion() { |
833 |
return true; |
834 |
} |
835 |
|
836 |
public String escapeFieldName(String field) { |
837 |
/*
|
838 |
if (!reservedWord(field) &&
|
839 |
field.matches("[a-z][a-z0-9_]*")) {
|
840 |
return field;
|
841 |
}
|
842 |
*/
|
843 |
String quote = getIdentifierQuoteString();
|
844 |
return quote + field + quote;
|
845 |
} |
846 |
} |