root / branches / v2_0_0_prep / extensions / org.gvsig.oracle / src / org / gvsig / fmap / dal / store / oracle / OracleStoreProvider.java @ 38188
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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 Prodevelop S.L. main development
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*/
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package org.gvsig.fmap.dal.store.oracle; |
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import java.security.InvalidParameterException; |
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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.SQLException; |
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import java.sql.Statement; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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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 oracle.sql.STRUCT; |
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import oracle.sql.TIMESTAMP; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.DataServerExplorer; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.DataTypes; |
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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.OpenException; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureIndexes; |
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import org.gvsig.fmap.dal.feature.FeatureQuery; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.exception.CreateFeatureException; |
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import org.gvsig.fmap.dal.feature.impl.DefaultFeatureIndexes; |
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import org.gvsig.fmap.dal.feature.impl.DefaultFeatureStore; |
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import org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider; |
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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.feature.spi.FeatureSetProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProviderServices; |
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import org.gvsig.fmap.dal.resource.ResourceAction; |
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import org.gvsig.fmap.dal.resource.exception.ResourceExecuteException; |
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import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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import org.gvsig.fmap.dal.store.db.DBHelper; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCHelper; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCStoreParameters; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCStoreProviderWriter; |
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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.JDBCPreparingSQLException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCSQLException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCUpdateWithoutChangesException; |
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import org.gvsig.fmap.dal.store.oracle.index.OracleFeatureIndex; |
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import org.gvsig.fmap.dal.store.oracle.index.OracleRemoteFeatureIndexProvider; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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import org.gvsig.fmap.geom.operation.towkb.ToWKB; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.DataTypesManager; |
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import org.gvsig.tools.dataTypes.impl.coercion.CoerceToDateTime; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.exception.BaseException; |
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/**
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* Oracle Provider
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*
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* @author vsanjaime
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*
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*/
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public class OracleStoreProvider extends JDBCStoreProviderWriter { |
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public final static Logger logger = LoggerFactory |
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.getLogger(OracleStoreProvider.class); |
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public static String NAME = "Oracle"; |
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public static String DESCRIPTION = "Oracle source"; |
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public static final String METADATA_DEFINITION_NAME = NAME; |
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private boolean oracleIndexSet = false; |
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private Map selectedFields = null; |
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/*
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protected static void registerDynClass() {
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DynObjectManager dynman = ToolsLocator.getDynObjectManager();
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DynClass dynClass;
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if (DYNCLASS == null) {
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dynClass = dynman.add(DYNCLASS_NAME, DESCRIPTION);
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// dynClass.extend(dynman.get(FeatureStore.DYNCLASS_NAME));
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DYNCLASS = dynClass;
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}
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}
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*/
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public OracleStoreProvider(OracleStoreParameters params,
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DataStoreProviderServices storeServices) throws InitializeException {
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super(params, storeServices,
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DBHelper.newMetadataContainer(METADATA_DEFINITION_NAME)); |
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String defaultGeometryAttributeName;
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try {
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defaultGeometryAttributeName = this.getFeatureStore()
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.getDefaultFeatureType() |
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.getDefaultGeometryAttributeName(); |
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} catch (DataException e) {
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throw new InitializeException(e); |
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} |
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String ora_srid =
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getOraHelper().getOraTableSrid(params, defaultGeometryAttributeName); |
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this.setDynValue(OracleStoreParameters.ORA_TABLE_SRID_KEY, ora_srid);
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String sFields = (String)getParameters().getDynValue("fields"); |
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if (sFields != null){ |
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selectedFields = new HashMap(); |
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String[] fields = sFields.split(","); |
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for (int i=0 ; i<fields.length ; i++){ |
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selectedFields.put(fields[i].trim(), Boolean.TRUE);
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} |
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} |
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} |
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/**
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* Default Constructor.
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*
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* @param params
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* @param storeServices
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* @param metadata
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*/
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protected OracleStoreProvider(DataStoreParameters params,
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DataStoreProviderServices storeServices, DynObject metadata) throws InitializeException {
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super((JDBCStoreParameters) params, storeServices, metadata);
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} |
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/**
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* Constructor when cannot create metada in constrution time. <br>
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* <br>
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* <strong>Note: </strong> Don't use it if not is necesary. Set metada
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* <strong>as soon as posible</strong> by
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* {@link AbstractFeatureStoreProvider#setMetadata(DynObject)}
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*
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* @param params
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* @param storeServices
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*/
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protected OracleStoreProvider(DataStoreParameters params,
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DataStoreProviderServices storeServices) throws InitializeException {
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this((JDBCStoreParameters) params, storeServices, null); |
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} |
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private OracleStoreParameters getOracleStoreParameters() {
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return (OracleStoreParameters) this.getParameters(); |
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} |
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protected JDBCHelper createHelper() throws InitializeException { |
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return new OracleHelper(this, getOracleStoreParameters()); |
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} |
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public void open() throws OpenException { |
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super.open();
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// =============== add remote oracle geometry index to prevent default index
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if (!oracleIndexSet) {
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DefaultFeatureStore dfs = null;
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if (!(getFeatureStore() instanceof DefaultFeatureStore)) { |
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logger.warn("Feature store not DefaultFeatureStore: " + dfs.getClass().getName());
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return;
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} |
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dfs = (DefaultFeatureStore) getFeatureStore(); |
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FeatureType ft = null;
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try {
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ft = dfs.getDefaultFeatureType(); |
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} catch (DataException e) {
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throw new OpenException(getFeatureStore().getName(), e); |
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} |
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//It there is not a geometry the index is not created
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if (ft.getDefaultGeometryAttributeName() != null){ |
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FeatureIndexes findexes = dfs.getIndexes(); |
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if (findexes instanceof DefaultFeatureIndexes) { |
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DefaultFeatureIndexes dfi = (DefaultFeatureIndexes) findexes; |
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dfi.addIndex( |
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new OracleFeatureIndex(
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(FeatureStoreProviderServices) getFeatureStore(), |
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ft, |
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new OracleRemoteFeatureIndexProvider(dfs),
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ft.getDefaultGeometryAttributeName(), |
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OracleRemoteFeatureIndexProvider.NAME)); |
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} |
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} |
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oracleIndexSet = true;
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} |
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// ===============
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} |
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protected String fixFilter(String filter) { |
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// filter was created by a class in oracle plugin, should not need fix
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return filter;
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} |
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public String getName() { |
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return NAME;
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} |
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public int getOIDType() { |
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return DataTypes.LONG;
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} |
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private static long ora_oid = 100000000; |
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public Object createNewOID() { |
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return new Long(ora_oid++); |
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} |
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public FeatureSetProvider createSet(FeatureQuery query,
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FeatureType featureType) throws DataException {
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return new OracleSetProvider(this, query, featureType); |
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} |
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public DataServerExplorer getExplorer() throws ReadException { |
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DataManager manager = DALLocator.getDataManager(); |
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OracleServerExplorerParameters exParams; |
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OracleStoreParameters params = getOracleStoreParameters(); |
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try {
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exParams = (OracleServerExplorerParameters) manager |
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.createServerExplorerParameters(OracleServerExplorer.NAME); |
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exParams.setUrl(params.getUrl()); |
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exParams.setHost(params.getHost()); |
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exParams.setPort(params.getPort()); |
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exParams.setDBName(params.getDBName()); |
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exParams.setUser(params.getUser()); |
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exParams.setPassword(params.getPassword()); |
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exParams.setCatalog(params.getCatalog()); |
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exParams.setSchema(params.getSchema()); |
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exParams.setJDBCDriverClassName(params.getJDBCDriverClassName()); |
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exParams.setUseSSL(params.getUseSSL()); |
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exParams.setOraDriverType(params.getOraDriverType()); |
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return manager.openServerExplorer(OracleServerExplorer.NAME, exParams);
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} catch (DataException e) {
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throw new ReadException(this.getName(), e); |
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} catch (ValidateDataParametersException e) {
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throw new ReadException(this.getName(), e); |
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} |
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} |
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public boolean allowAutomaticValues() { |
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return true; |
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} |
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public boolean hasGeometrySupport() { |
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return true; |
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} |
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protected OracleHelper getOraHelper() {
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return (OracleHelper) getHelper();
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} |
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public boolean canWriteGeometry(int geometryType, int geometrySubtype) |
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throws DataException {
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FeatureType type = getFeatureStore().getDefaultFeatureType(); |
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FeatureAttributeDescriptor geomAttr = type.getAttributeDescriptor(type |
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.getDefaultGeometryAttributeName()); |
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if (geomAttr == null) { |
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return false; |
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} |
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if (geometrySubtype != geomAttr.getGeometrySubType()) {
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return false; |
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} |
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switch (geomAttr.getGeometryType()) {
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case Geometry.TYPES.GEOMETRY:
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return true; |
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case Geometry.TYPES.MULTISURFACE:
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return geometryType == Geometry.TYPES.MULTISURFACE;
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case Geometry.TYPES.MULTIPOINT:
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return geometryType == Geometry.TYPES.MULTIPOINT;
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case Geometry.TYPES.MULTICURVE:
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return geometryType == Geometry.TYPES.MULTICURVE;
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case Geometry.TYPES.MULTISOLID:
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return geometryType == Geometry.TYPES.MULTISOLID;
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case Geometry.TYPES.SURFACE:
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return geometryType == Geometry.TYPES.SURFACE;
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case Geometry.TYPES.POINT:
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return geometryType == Geometry.TYPES.POINT;
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case Geometry.TYPES.CURVE:
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return geometryType == Geometry.TYPES.CURVE;
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case Geometry.TYPES.SOLID:
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return geometryType == Geometry.TYPES.SOLID;
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default:
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return geometryType == geomAttr.getGeometryType();
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} |
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} |
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protected void addToListFeatureValues(FeatureProvider featureProvider, |
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FeatureAttributeDescriptor attrOfList, |
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FeatureAttributeDescriptor attr, List values) throws DataException { |
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// geometry
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if (attr.getDataType().getType() == DataTypes.GEOMETRY) {
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Geometry geom = (Geometry) featureProvider.get(attr.getIndex()); |
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STRUCT stru = null;
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if (geom != null){ |
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String ora_srid_str = null; |
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boolean is_geo = false; |
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boolean has_srid = false; |
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Object ora_srid = getDynValue("ora_table_srid"); |
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if (ora_srid != null) { |
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if (ora_srid instanceof String) { |
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ora_srid_str = (String) ora_srid;
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} else {
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if (ora_srid instanceof Integer) { |
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ora_srid_str = "" + ((Integer) ora_srid).intValue(); |
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} |
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} |
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} |
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has_srid = ora_srid_str != null && ora_srid_str.compareToIgnoreCase("0") != 0; |
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is_geo = OracleUtils.getIsGCS( |
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ora_srid_str, has_srid); |
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stru = OracleUtils.buildSTRUCT( |
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geom, 0, helper.getConnection(),
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ora_srid_str, has_srid, false, is_geo);
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values.add(stru); |
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}else{
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values.add(null);
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} |
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} else {
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super.addToListFeatureValues(featureProvider, attrOfList, attr, values);
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} |
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} |
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protected String getSqlStatementAddField(FeatureAttributeDescriptor attr, |
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List additionalStatement) throws DataException { |
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if (attr.getDataType().getType() == DataTypes.GEOMETRY) {
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OracleStoreParameters params = getOracleStoreParameters(); |
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additionalStatement.add(((OracleHelper) helper) |
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.getSqlGeometryFieldAdd(attr, params.getTable(), params |
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.getSchema())); |
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} |
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return super.getSqlStatementAddField(attr, additionalStatement); |
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} |
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protected String getSqlStatementDropField(FeatureAttributeDescriptor attr, |
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List additionalStatement) {
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String result = super.getSqlStatementDropField(attr, |
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additionalStatement); |
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if (attr.getDataType().getType() == DataTypes.GEOMETRY) {
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additionalStatement.add(getSqlGeometryFieldDrop(attr)); |
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} |
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return result;
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} |
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protected List<String> getSqlStatementAlterField( |
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FeatureAttributeDescriptor attrOrg, |
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FeatureAttributeDescriptor attrTrg, List additionalStatement)
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throws DataException {
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List<String> actions = new ArrayList<String>(); |
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StringBuilder strb;
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OracleStoreParameters params = getOracleStoreParameters(); |
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// diferent column type
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if (attrOrg.getDataType() != attrTrg.getDataType()) {
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strb = new StringBuilder(); |
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strb.append("MODIFY (");
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strb.append(helper.escapeFieldName(attrTrg.getName())); |
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strb.append(" ");
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strb.append(helper.getSqlColumnTypeDescription(attrTrg)); |
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strb.append(")");
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if (attrOrg.getDataType().getType() == DataTypes.GEOMETRY) {
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additionalStatement.add(getSqlGeometryFieldDrop(attrOrg)); |
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} |
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if (attrTrg.getDataType().getType() == DataTypes.GEOMETRY) {
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additionalStatement.addAll(((OracleHelper) helper) |
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.getSqlGeometryFieldAdd(attrTrg, params.getTable(), |
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params.getSchema())); |
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} |
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actions.add(strb.toString()); |
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} |
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if (attrOrg.allowNull() != attrTrg.allowNull()) {
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strb = new StringBuilder(); |
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strb.append("MODIFY (");
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strb.append(helper.escapeFieldName(attrTrg.getName())); |
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strb.append(" ");
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if (attrTrg.allowNull()) {
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strb.append("SET ");
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} else {
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strb.append("DROP ");
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} |
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strb.append("NOT NULL)");
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actions.add(strb.toString()); |
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} |
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if (attrOrg.getDefaultValue() != attrTrg.getDefaultValue()) {
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if (attrTrg.getDefaultValue() == null) { |
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strb = new StringBuilder(); |
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strb.append("MODIFY (");
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strb.append(helper.escapeFieldName(attrTrg.getName())); |
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strb.append(" DROP DEFAULT)");
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actions.add(strb.toString()); |
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} else if (!attrTrg.getDefaultValue().equals( |
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attrOrg.getDefaultValue())) { |
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// ALTER [ COLUMN ] column DROP DEFAULT
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strb = new StringBuilder(); |
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strb.append("MODIFY (");
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strb.append(helper.escapeFieldName(attrTrg.getName())); |
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strb.append(" SET DEFAULT ");
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strb.append(helper.dalValueToJDBC(attrTrg, attrTrg |
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.getDefaultValue())); |
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strb.append(")");
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actions.add(strb.toString()); |
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} |
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} |
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if (attrOrg.getDataType() == attrTrg.getDataType()
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&& attrTrg.getDataType().getType() == DataTypes.GEOMETRY) { |
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// TODO Checks SRS and GeomType/Subtype
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} |
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return actions;
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} |
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private Object getSqlGeometryFieldDrop(FeatureAttributeDescriptor attr) { |
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StringBuilder strb = new StringBuilder(); |
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OracleStoreParameters params = getOracleStoreParameters(); |
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strb.append("DELETE FROM ");
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strb.append(OracleValues.USER_ORACLE_GEOMETADATA_VIEW); |
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strb.append(" WHERE ");
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strb.append(OracleValues.USER_ORACLE_GEOMETADATA_VIEW_TABLE_NAME); |
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strb.append(" = '");
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strb.append(params.getTable()); |
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strb.append("' AND ");
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strb.append(OracleValues.USER_ORACLE_GEOMETADATA_VIEW_COLUMN_NAME); |
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strb.append(" = '");
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strb.append(attr.getName()); |
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strb.append("'");
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return strb.toString();
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} |
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|
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|
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protected void loadFeatureProviderValue(FeatureProvider data, ResultSet rs, |
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FeatureAttributeDescriptor attr) throws DataException {
|
507 |
if (attr.getDataType().getType() == DataTypes.GEOMETRY) {
|
508 |
|
509 |
try {
|
510 |
Object geo_str_obj = rs.getObject(attr.getIndex() + 1); |
511 |
if (geo_str_obj == null) { |
512 |
data.set(attr.getIndex(), OracleUtils.createNullGeometry(SUBTYPES.GEOM2D)); |
513 |
} else {
|
514 |
STRUCT geo_str = (STRUCT) geo_str_obj; |
515 |
|
516 |
// IProjection proj = attr.getSRS();
|
517 |
// OracleUtils.
|
518 |
|
519 |
Geometry geom = OracleUtils.getGeometry( |
520 |
geo_str, |
521 |
false,
|
522 |
false,
|
523 |
"",
|
524 |
helper.getConnection()); |
525 |
data.set(attr.getIndex(), geom); |
526 |
} |
527 |
} catch (SQLException e) { |
528 |
throw new JDBCSQLException(e); |
529 |
} catch (BaseException e) {
|
530 |
throw new ReadException(getName(), e); |
531 |
} |
532 |
|
533 |
} else {
|
534 |
|
535 |
try {
|
536 |
Object obj_data = rs.getObject(attr.getName());
|
537 |
|
538 |
if (obj_data != null) { |
539 |
obj_data = coerce(attr, obj_data); |
540 |
} |
541 |
|
542 |
data.set(attr.getName(), obj_data); |
543 |
|
544 |
if (attr.isPrimaryKey()) {
|
545 |
|
546 |
try {
|
547 |
obj_data = getDataTypesManager().coerce(DataTypes.LONG, obj_data); |
548 |
data.setOID(obj_data); |
549 |
} catch (Exception ex) { |
550 |
// logger.warn("Unable to convert OID to Long. Auto-increm will be used.");
|
551 |
} |
552 |
|
553 |
} |
554 |
} catch (Exception e) { |
555 |
throw new CreateFeatureException(e, NAME); |
556 |
} |
557 |
} |
558 |
} |
559 |
|
560 |
|
561 |
|
562 |
/**
|
563 |
* Load data form a resulset.<br>
|
564 |
*
|
565 |
* <strong>Note:</strong><br>
|
566 |
* this method have to perform <code>resouceBegin</code> at the begining and
|
567 |
* <code>resourceEnd</code> at the end of execution.
|
568 |
*
|
569 |
*
|
570 |
* @param data
|
571 |
* @param resulsetID
|
572 |
*
|
573 |
* @return
|
574 |
* @throws DataException
|
575 |
*/
|
576 |
public void loadFeatureProvider(final FeatureProvider data, final int resultsetID) |
577 |
throws DataException {
|
578 |
getResource().execute(new ResourceAction() {
|
579 |
public Object run() throws Exception { |
580 |
ResultSet rs = getResultSet(resultsetID);
|
581 |
|
582 |
FeatureAttributeDescriptor attr; |
583 |
FeatureAttributeDescriptor[] atts = data.getType().getAttributeDescriptors();
|
584 |
int len = atts.length;
|
585 |
if (selectedFields == null){ |
586 |
for (int i=0; i<len; i++) { |
587 |
attr = atts[i]; |
588 |
loadFeatureProviderValue(data, rs, attr); |
589 |
} |
590 |
}else{
|
591 |
for (int i=0; i<len; i++) { |
592 |
attr = atts[i]; |
593 |
if (selectedFields.containsKey(attr.getName())){
|
594 |
loadFeatureProviderValue(data, rs, attr); |
595 |
} |
596 |
} |
597 |
} |
598 |
|
599 |
// this should not happen, loadFeatureProviderValue checks PK
|
600 |
if (data.getOID() == null) { |
601 |
data.setOID(createNewOID()); |
602 |
} |
603 |
return null; |
604 |
} |
605 |
}); |
606 |
} |
607 |
|
608 |
|
609 |
|
610 |
protected ResultSet createNewResultSet(final String sql, |
611 |
final Object[] values, final int fetchSize) |
612 |
throws DataException {
|
613 |
this.open();
|
614 |
return (ResultSet) getResource().execute(new ResourceAction() { |
615 |
public Object run() throws Exception { |
616 |
Connection conn = null; |
617 |
PreparedStatement st = null; |
618 |
ResultSet rs = null; |
619 |
try {
|
620 |
|
621 |
conn = helper.getConnection(); |
622 |
conn.setAutoCommit(false);
|
623 |
st = conn.prepareStatement(sql); |
624 |
|
625 |
// System.out.println("SQL = " + sql);
|
626 |
|
627 |
if (values != null) { |
628 |
Object value;
|
629 |
for (int i = 0; i < values.length; i++) { |
630 |
value = values[i]; |
631 |
if (value instanceof Geometry) { |
632 |
byte[] bytes; |
633 |
try {
|
634 |
bytes = |
635 |
(byte[]) ((Geometry) value).invokeOperation( |
636 |
ToWKB.CODE, null);
|
637 |
} catch (BaseException e) {
|
638 |
throw new InvalidParameterException(); |
639 |
} |
640 |
st.setBytes(i + 1, bytes);
|
641 |
} |
642 |
st.setObject(i + 1, value);
|
643 |
} |
644 |
} |
645 |
|
646 |
if (fetchSize > 0) { |
647 |
st.setFetchSize(fetchSize); |
648 |
} |
649 |
rs = st.executeQuery(); |
650 |
if (fetchSize > 0) { |
651 |
rs.setFetchSize(fetchSize); |
652 |
} |
653 |
return rs;
|
654 |
} catch (SQLException e) { |
655 |
try {
|
656 |
rs.close(); |
657 |
} catch (Exception e1) { |
658 |
} |
659 |
try {
|
660 |
st.close(); |
661 |
} catch (Exception e1) { |
662 |
} |
663 |
/*
|
664 |
try {
|
665 |
conn.close();
|
666 |
} catch (Exception e1) {
|
667 |
}
|
668 |
*/
|
669 |
throw new JDBCExecutePreparedSQLException(sql,values,e); |
670 |
} |
671 |
} |
672 |
}); |
673 |
} |
674 |
|
675 |
|
676 |
|
677 |
|
678 |
|
679 |
protected void closeResulset(final ResultSet rs) throws JDBCException, |
680 |
ResourceExecuteException { |
681 |
getResource().execute(new ResourceAction() {
|
682 |
public Object run() throws Exception { |
683 |
Statement st = rs.getStatement();
|
684 |
Connection con = st.getConnection();
|
685 |
try {
|
686 |
rs.close(); |
687 |
} finally {
|
688 |
// TODO revisar esto
|
689 |
try{ st.close(); } catch (Exception ex){ }; |
690 |
// try{ con.close(); } catch (Exception ex){ };
|
691 |
} |
692 |
return null; |
693 |
} |
694 |
}); |
695 |
} |
696 |
|
697 |
|
698 |
|
699 |
public String compoundSelect(FeatureType type, String filter, String order, |
700 |
long limit, long offset) throws DataException { |
701 |
StringBuilder sql = new StringBuilder(); |
702 |
JDBCStoreParameters params = getJDBCParameters(); |
703 |
if (directSQLMode) {
|
704 |
sql.append(params.getSQL()); |
705 |
sql.append(' ');
|
706 |
} else {
|
707 |
String sFields = (String)getParameters().getDynValue("fields"); |
708 |
if (sFields == null){ |
709 |
FeatureAttributeDescriptor[] fields = type
|
710 |
.getAttributeDescriptors(); |
711 |
|
712 |
// Select
|
713 |
sql.append("Select ");
|
714 |
for (int i = 0; i < fields.length - 1; i++) { |
715 |
sql.append(helper.getSqlFieldName(fields[i])); |
716 |
sql.append(", ");
|
717 |
} |
718 |
|
719 |
sql.append(helper.getSqlFieldName(fields[fields.length - 1]));
|
720 |
sql.append(' ');
|
721 |
|
722 |
FeatureAttributeDescriptor[] pkFields = getStoreServices()
|
723 |
.getProviderFeatureType(type.getId()).getPrimaryKey(); |
724 |
|
725 |
if (pkFields != null && pkFields.length > 0) { |
726 |
// checks for pk fields are in select
|
727 |
boolean toAdd;
|
728 |
for (int i = 0; i < pkFields.length; i++) { |
729 |
toAdd = true;
|
730 |
for (int j = 0; j < fields.length; j++) { |
731 |
if (pkFields[i].getName().equals(fields[j].getName())) {
|
732 |
toAdd = false;
|
733 |
break;
|
734 |
} |
735 |
} |
736 |
if (toAdd) {
|
737 |
sql.append(", ");
|
738 |
sql.append(helper.getSqlFieldName(pkFields[i])); |
739 |
} |
740 |
} |
741 |
sql.append(' ');
|
742 |
} |
743 |
}else{
|
744 |
sql.append("Select ");
|
745 |
sql.append(sFields); |
746 |
sql.append(' ');
|
747 |
} |
748 |
|
749 |
// table
|
750 |
sql.append("from ");
|
751 |
sql.append(params.tableID()); |
752 |
sql.append(' ');
|
753 |
|
754 |
// Where
|
755 |
appendWhere(sql, filter); |
756 |
|
757 |
if (limit == 0 && offset > 1) { |
758 |
StringBuilder romNumberQuery = new StringBuilder(); |
759 |
romNumberQuery.append("SELECT * FROM ( SELECT A.*, ROWNUM row_number FROM (");
|
760 |
romNumberQuery.append(sql); |
761 |
romNumberQuery.append(") A WHERE ROWNUM <= ");
|
762 |
romNumberQuery.append(offset + 100);
|
763 |
romNumberQuery.append(" ) WHERE row_number >");
|
764 |
romNumberQuery.append(offset); |
765 |
sql = romNumberQuery; |
766 |
} |
767 |
|
768 |
// Order
|
769 |
/*
|
770 |
if ((params.getBaseOrder() != null && params.getBaseOrder()
|
771 |
.length() != 0)
|
772 |
|| (order != null && order.length() != 0)) {
|
773 |
sql.append("order by ");
|
774 |
|
775 |
if (order != null && order.length() != 0) {
|
776 |
// order
|
777 |
sql.append(order);
|
778 |
} else {
|
779 |
// initial order
|
780 |
sql.append(params.getBaseOrder());
|
781 |
}
|
782 |
sql.append(' ');
|
783 |
}
|
784 |
*/
|
785 |
} |
786 |
// limit offset
|
787 |
|
788 |
sqlCount++; |
789 |
|
790 |
if (System.currentTimeMillis() - lastPrint > TIME_GAP) { |
791 |
logger.info("Executing SQL # " + sqlCount + ": " + sql.toString()); |
792 |
lastPrint = System.currentTimeMillis();
|
793 |
} |
794 |
|
795 |
return sql.toString();
|
796 |
} |
797 |
|
798 |
private static int TIME_GAP = 10000; |
799 |
private static long lastPrint = 0; |
800 |
private static long sqlCount = 0; |
801 |
|
802 |
private Object coerce(FeatureAttributeDescriptor att, Object v) throws CoercionException { |
803 |
|
804 |
if (!att.getObjectClass().isInstance(v)) {
|
805 |
|
806 |
if (v instanceof TIMESTAMP && att.getDataType().getCoercion() instanceof CoerceToDateTime) { |
807 |
|
808 |
TIMESTAMP ora_ts = (TIMESTAMP) v; |
809 |
try {
|
810 |
return ora_ts.timestampValue();
|
811 |
} catch (Exception ex) { |
812 |
throw new CoercionException(ex); |
813 |
} |
814 |
|
815 |
} else {
|
816 |
return getDataTypesManager().coerce(att.getType(), v);
|
817 |
} |
818 |
|
819 |
} else {
|
820 |
return v;
|
821 |
} |
822 |
} |
823 |
|
824 |
private static DataTypesManager dtManager = null; |
825 |
|
826 |
|
827 |
protected DataTypesManager getDataTypesManager() {
|
828 |
if( dtManager==null ) { |
829 |
dtManager = ToolsLocator.getDataTypesManager(); |
830 |
} |
831 |
return dtManager;
|
832 |
} |
833 |
|
834 |
|
835 |
@Override
|
836 |
protected FeatureProvider internalGetFeatureProviderByReference(
|
837 |
FeatureReferenceProviderServices reference, |
838 |
FeatureType featureType) |
839 |
throws DataException {
|
840 |
|
841 |
if (reference.isNewFeature()){
|
842 |
return createFeatureProvider(featureType);
|
843 |
}else{
|
844 |
return super.internalGetFeatureProviderByReference(reference, featureType); |
845 |
} |
846 |
} |
847 |
|
848 |
protected void executeRemovePreparedStatement(Connection conn, String sql, |
849 |
List<FeatureAttributeDescriptor> attributes, Iterator<FeatureReferenceProviderServices> featureReferences) throws DataException { |
850 |
PreparedStatement st;
|
851 |
try {
|
852 |
st = conn.prepareStatement(sql); |
853 |
} catch (SQLException e) { |
854 |
throw new JDBCPreparingSQLException(sql, e); |
855 |
} |
856 |
try {
|
857 |
List<Object> values = new ArrayList<Object>(); |
858 |
FeatureReferenceProviderServices featureRef; |
859 |
// FeatureType featureType;
|
860 |
while (featureReferences.hasNext()) {
|
861 |
st.clearParameters(); |
862 |
featureRef = featureReferences.next(); |
863 |
values.clear(); |
864 |
|
865 |
Iterator<FeatureAttributeDescriptor> iter = attributes.iterator();
|
866 |
FeatureAttributeDescriptor attr; |
867 |
while (iter.hasNext()) {
|
868 |
attr = iter.next(); |
869 |
if (attr.isPrimaryKey()){
|
870 |
values.add(helper.dalValueToJDBC(attr, featureRef.getFeature().get(attr.getIndex()))); |
871 |
} |
872 |
} |
873 |
|
874 |
for (int i = 0; i < values.size(); i++) { |
875 |
st.setObject(i + 1, values.get(i));
|
876 |
} |
877 |
try {
|
878 |
int nAffected =st.executeUpdate();
|
879 |
if (nAffected == 0) { |
880 |
throw new JDBCUpdateWithoutChangesException(sql, values); |
881 |
} |
882 |
if (nAffected > 1){ |
883 |
logger.warn("Remove statement affectst to {} rows: {}",
|
884 |
nAffected, sql); |
885 |
} |
886 |
|
887 |
} catch (SQLException e) { |
888 |
throw new JDBCExecutePreparedSQLException(sql, values, e); |
889 |
} |
890 |
|
891 |
} |
892 |
} catch (SQLException e) { |
893 |
throw new JDBCSQLException(e); |
894 |
} finally {
|
895 |
try {st.close();} catch (SQLException e) { }; |
896 |
} |
897 |
|
898 |
} |
899 |
|
900 |
|
901 |
|
902 |
|
903 |
} |