svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.db / org.gvsig.fmap.dal.db.jdbc / src / main / java / org / gvsig / fmap / dal / store / jdbc / JDBCHelper.java @ 41485
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.fmap.dal.store.jdbc; |
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import java.sql.Connection; |
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import java.sql.DatabaseMetaData; |
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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.Arrays; |
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import java.util.Date; |
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import java.util.List; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.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.CloseException; |
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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.WriteException; |
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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.UnsupportedDataTypeException; |
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import org.gvsig.fmap.dal.resource.ResourceAction; |
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import org.gvsig.fmap.dal.resource.exception.AccessResourceException; |
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import org.gvsig.fmap.dal.resource.exception.ResourceExecuteException; |
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import org.gvsig.fmap.dal.resource.spi.ResourceConsumer; |
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import org.gvsig.fmap.dal.resource.spi.ResourceManagerProviderServices; |
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import org.gvsig.fmap.dal.resource.spi.ResourceProvider; |
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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.JDBCExecuteSQLException; |
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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.JDBCTransactionCommitException; |
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import org.gvsig.fmap.dal.store.jdbc.exception.JDBCTransactionRollbackException; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.aggregate.MultiPrimitive; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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/*
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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.operation.towkb.ToWKB;
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import org.gvsig.fmap.geom.operation.towkb.ToWKBOperationContext;
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*/
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.geom.primitive.Primitive; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.gvsig.tools.dispose.impl.AbstractDisposable; |
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import org.gvsig.tools.exception.BaseException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* @author jmvivo
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*
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*/
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public class JDBCHelper extends AbstractDisposable implements ResourceConsumer { |
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private static Logger logger = LoggerFactory.getLogger(JDBCHelper.class); |
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protected JDBCHelperUser user;
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protected boolean isOpen; |
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protected String name; |
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protected String defaultSchema; |
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protected JDBCConnectionParameters params;
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private JDBCResource resource;
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protected GeometryManager geomManager = null; |
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private Boolean allowAutomaticValues = null; |
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private Boolean supportsUnions = null; |
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private String identifierQuoteString; |
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protected JDBCHelper(JDBCHelperUser consumer,
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JDBCConnectionParameters params) throws InitializeException {
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this.geomManager = GeometryLocator.getGeometryManager();
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this.user = consumer;
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this.name = user.getProviderName();
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this.params = params;
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initializeResource(); |
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} |
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public static ResultSet executeQuery(Statement st, String sql) throws SQLException { |
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logger.debug("execute SQL: "+sql);
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ResultSet rs = st.executeQuery(sql);
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return rs;
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} |
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public static void execute(Statement st, String sql) throws SQLException { |
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logger.debug("execute SQL: "+sql);
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st.execute(sql); |
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} |
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public static ResultSet executeQuery(PreparedStatement st, String sql) throws SQLException { |
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logger.debug("execute SQL: "+sql);
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ResultSet rs = st.executeQuery();
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return rs;
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} |
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public static void execute(PreparedStatement st, String sql) throws SQLException { |
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logger.debug("execute SQL: "+sql);
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st.execute(); |
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} |
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public static int executeUpdate(PreparedStatement st) throws SQLException { |
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return st.executeUpdate();
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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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JDBCResource resource = (JDBCResource) manager |
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.createAddResource( |
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JDBCResource.NAME, new Object[] { params.getUrl(), |
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params.getHost(), params.getPort(), params.getDBName(), |
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params.getUser(), params.getPassword(), |
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params.getJDBCDriverClassName() }); |
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this.setResource(resource);
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} |
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protected final void setResource(JDBCResource resource) { |
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this.resource = resource;
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this.resource.addConsumer(this); |
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} |
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public boolean closeResourceRequested(ResourceProvider resource) { |
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return user.closeResourceRequested(resource);
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} |
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public void resourceChanged(ResourceProvider resource) { |
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user.resourceChanged(resource); |
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} |
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/**
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* open the resource
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*
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* @return true if the resourse was open in this call
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* @throws OpenException
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*/
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public boolean open() throws OpenException { |
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if (isOpen) {
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return false; |
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} |
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// try {
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// begin();
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// } catch (ResourceExecuteException e1) {
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// throw new OpenException(name, e1);
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// }
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try {
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getResource().execute(new ResourceAction() {
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public Object run() throws Exception { |
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getResource().connect(); |
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getResource().notifyOpen(); |
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user.opendDone(); |
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isOpen = true;
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return null; |
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} |
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public String toString() { |
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return "open"; |
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} |
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}); |
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return true; |
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} catch (ResourceExecuteException e) {
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throw new OpenException(name, e); |
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// } finally {
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// end();
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} |
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} |
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public JDBCResource getResource() {
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return resource;
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} |
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public void close() throws CloseException { |
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if (!isOpen) {
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return;
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} |
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// try {
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// begin();
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// } catch (ResourceExecuteException e) {
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// throw new CloseException(name, e);
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// }
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try {
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getResource().execute(new ResourceAction() {
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public Object run() throws Exception { |
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isOpen = false;
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resource.notifyClose(); |
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user.closeDone(); |
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return null; |
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} |
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}); |
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} catch (ResourceExecuteException e) {
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throw new CloseException(this.name, e); |
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// } finally {
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// end();
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} |
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} |
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// public void end() {
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// resource.end();
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// }
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//
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// public void begin() throws ResourceExecuteException {
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// this.resource.begin();
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// }
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public Connection getConnection() throws AccessResourceException { |
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return resource.getJDBCConnection();
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} |
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@Override
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protected void doDispose() throws BaseException { |
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this.close();
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resource.removeConsumer(this);
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} |
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public boolean isOpen() { |
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return isOpen;
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} |
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/**
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* Executes an atomic action that uses an DB Connection.<br>
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*
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* This methos prepares a connection and close it at the end of execution of
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* action.<br>
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*
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* if <code>action</code> is an instance of {@link TransactionalAction} the
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* action will be execute inside of a DB transaction.
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*
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*
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* @param action
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* @throws Exception
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*/
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public Object doConnectionAction(final ConnectionAction action) |
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throws Exception { |
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this.open();
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// this.begin();
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return getResource().execute(new ResourceAction() { |
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public Object run() throws Exception { |
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Object result = null; |
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Connection conn = null; |
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boolean beginTrans = false; |
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try {
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conn = getConnection(); |
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if (action instanceof TransactionalAction) { |
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// XXX OJO esta condicion NO ES FIABLE
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if (!conn.getAutoCommit()) {
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if (!((TransactionalAction) action)
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.continueTransactionAllowed()) { |
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// FIXME exception
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throw new Exception(); |
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} |
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} |
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try {
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conn.setAutoCommit(false);
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} catch (SQLException e) { |
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throw new JDBCSQLException(e); |
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} |
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beginTrans = true;
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} |
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result = action.action(conn); |
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if (beginTrans) {
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try {
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conn.commit(); |
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} catch (SQLException e) { |
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throw new JDBCTransactionCommitException(e); |
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} |
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} |
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return result;
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} catch (Exception e) { |
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if (beginTrans) {
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try {
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conn.rollback(); |
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} catch (Exception e1) { |
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throw new JDBCTransactionRollbackException(e1, e); |
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} |
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} |
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throw e;
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} finally {
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try {
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if (conn != null) { |
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conn.close(); |
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} |
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} catch (Exception e1) { |
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logger.error("Exception on close connection", e1);
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} |
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// this.end();
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} |
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} |
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}); |
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} |
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protected String getDefaultSchema(Connection conn) throws JDBCException { |
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return defaultSchema;
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} |
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protected EditableFeatureAttributeDescriptor createAttributeFromJDBC(
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EditableFeatureType fType, Connection conn,
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ResultSetMetaData rsMetadata, int colIndex) |
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throws java.sql.SQLException {
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EditableFeatureAttributeDescriptor column; |
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switch (rsMetadata.getColumnType(colIndex)) {
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case java.sql.Types.INTEGER:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.INT); |
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break;
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case java.sql.Types.BIGINT:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.LONG); |
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break;
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case java.sql.Types.REAL:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.DOUBLE); |
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break;
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case java.sql.Types.DOUBLE:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.DOUBLE); |
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break;
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case java.sql.Types.CHAR:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.STRING); |
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break;
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case java.sql.Types.VARCHAR:
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case java.sql.Types.LONGVARCHAR:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.STRING); |
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break;
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case java.sql.Types.FLOAT:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.FLOAT); |
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break;
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case java.sql.Types.NUMERIC:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.FLOAT); |
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break;
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case java.sql.Types.DECIMAL:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.FLOAT); |
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break;
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case java.sql.Types.DATE:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.DATE); |
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break;
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case java.sql.Types.TIME:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.TIME); |
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break;
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case java.sql.Types.TIMESTAMP:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.TIMESTAMP); |
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break;
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case java.sql.Types.BOOLEAN:
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case java.sql.Types.BIT:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.BOOLEAN); |
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break;
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case java.sql.Types.BLOB:
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case java.sql.Types.BINARY:
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case java.sql.Types.LONGVARBINARY:
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.BYTEARRAY); |
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break;
|
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|
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default:
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column = createAttributeFromJDBCNativeType(fType, rsMetadata, colIndex); |
414 |
break;
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} |
416 |
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return column;
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|
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} |
420 |
|
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|
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protected EditableFeatureAttributeDescriptor createAttributeFromJDBCNativeType(
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EditableFeatureType fType, ResultSetMetaData rsMetadata, int colIndex) |
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throws SQLException { |
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EditableFeatureAttributeDescriptor column; |
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column = fType.add(rsMetadata.getColumnName(colIndex), |
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DataTypes.OBJECT); |
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column.setAdditionalInfo("SQLType", new Integer(rsMetadata |
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.getColumnType(colIndex))); |
430 |
column.setAdditionalInfo("SQLTypeName", rsMetadata
|
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.getColumnTypeName(colIndex)); |
432 |
return column;
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} |
434 |
|
435 |
|
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protected EditableFeatureAttributeDescriptor getAttributeFromJDBC(
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437 |
EditableFeatureType fType, Connection conn,
|
438 |
ResultSetMetaData rsMetadata, int colIndex) throws JDBCException { |
439 |
EditableFeatureAttributeDescriptor column; |
440 |
try {
|
441 |
|
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column = createAttributeFromJDBC(fType, conn, rsMetadata, colIndex); |
443 |
// column.setCaseSensitive(rsMetadata.isCaseSensitive(colIndex));
|
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// column.setSqlType(rsMetadata.getColumnType(colIndex));
|
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column.setAllowNull( |
446 |
rsMetadata.isNullable(colIndex) == ResultSetMetaData.columnNullable);
|
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column.setIsAutomatic(rsMetadata.isAutoIncrement(colIndex)); |
448 |
column.setIsReadOnly(rsMetadata.isReadOnly(colIndex)); |
449 |
// column.setWritable(rsMetadata.isWritable(colIndex));
|
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// column.setClassName(rsMetadata.getColumnClassName(colIndex));
|
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// column.setCatalogName(rsMetadata.getCatalogName(colIndex));
|
452 |
// column.setDefinitelyWritable(rsMetadata
|
453 |
// .isDefinitelyWritable(colIndex));
|
454 |
// column.setLabel(rsMetadata.getColumnLabel(colIndex));
|
455 |
// column.setSchemaName(rsMetadata.getSchemaName(colIndex));
|
456 |
// column.setTableName(rsMetadata.getTableName(colIndex));
|
457 |
// column.setCatalogName(rsMetadata.getCatalogName(colIndex));
|
458 |
// column.setSqlTypeName();
|
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// column.setSearchable(rsMetadata.isSearchable(colIndex));
|
460 |
// column.setSigned(rsMetadata.isSigned(colIndex));
|
461 |
// column.setCurrency(rsMetadata.isCurrency(colIndex));
|
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column.setPrecision(rsMetadata.getPrecision(colIndex)); |
463 |
column.setSize(rsMetadata.getColumnDisplaySize(colIndex)); |
464 |
|
465 |
} catch (java.sql.SQLException e) {
|
466 |
throw new JDBCSQLException(e); |
467 |
} |
468 |
|
469 |
return column;
|
470 |
|
471 |
} |
472 |
|
473 |
/**
|
474 |
* Fill <code>featureType</code> geometry attributes with SRS and ShapeType
|
475 |
* information
|
476 |
*
|
477 |
* <b>Override this if provider has native eometry support</b>
|
478 |
*
|
479 |
* @param conn
|
480 |
* @param rsMetadata
|
481 |
* @param featureType
|
482 |
* @throws ReadException
|
483 |
*/
|
484 |
protected void loadSRS_and_shapeType(Connection conn, |
485 |
ResultSetMetaData rsMetadata, EditableFeatureType featureType,
|
486 |
String baseSchema, String baseTable) throws JDBCException { |
487 |
|
488 |
// Nothing to do
|
489 |
|
490 |
} |
491 |
|
492 |
public void loadFeatureType(EditableFeatureType featureType, |
493 |
JDBCStoreParameters storeParams) throws DataException {
|
494 |
if (storeParams.getSQL() != null |
495 |
&& storeParams.getSQL().trim().length() > 0) {
|
496 |
loadFeatureType(featureType, storeParams, storeParams.getSQL(), |
497 |
null, null); |
498 |
} else {
|
499 |
String sql = "Select * from " + storeParams.tableID() |
500 |
+ " where false";
|
501 |
loadFeatureType(featureType, storeParams, sql, storeParams |
502 |
.getSchema(), storeParams.getTable()); |
503 |
} |
504 |
} |
505 |
|
506 |
public void loadFeatureType(final EditableFeatureType featureType, |
507 |
final JDBCStoreParameters storeParams, final String sql, |
508 |
final String schema, final String table) throws DataException { |
509 |
this.open();
|
510 |
// this.begin();
|
511 |
getResource().execute(new ResourceAction() {
|
512 |
public Object run() throws Exception { |
513 |
Connection conn = null; |
514 |
try {
|
515 |
conn = getConnection(); |
516 |
|
517 |
String[] pks = storeParams.getPkFields(); |
518 |
if (pks == null || pks.length < 1) { |
519 |
if (storeParams.getTable() != null |
520 |
&& storeParams.getTable().trim().length() > 0) {
|
521 |
pks = getPksFrom(conn, storeParams); |
522 |
|
523 |
} |
524 |
} |
525 |
|
526 |
loadFeatureType(conn, featureType, sql, pks, storeParams |
527 |
.getDefaultGeometryField(), schema, table); |
528 |
if (storeParams.getCRS()!=null && ((EditableFeatureAttributeDescriptor)featureType.getDefaultGeometryAttribute()) != null){ |
529 |
((EditableFeatureAttributeDescriptor)featureType.getDefaultGeometryAttribute()).setSRS(storeParams.getCRS()); |
530 |
} |
531 |
|
532 |
} finally {
|
533 |
try {
|
534 |
conn.close(); |
535 |
} catch (Exception e) { |
536 |
} |
537 |
// this.end();
|
538 |
} |
539 |
return null; |
540 |
} |
541 |
}); |
542 |
} |
543 |
|
544 |
protected String[] getPksFrom(Connection conn, JDBCStoreParameters params) |
545 |
throws JDBCException {
|
546 |
try{
|
547 |
DatabaseMetaData metadata = conn.getMetaData();
|
548 |
ResultSet rsPrimaryKeys = null; |
549 |
ResultSet rs = null; |
550 |
String catalog = params.getCatalog();
|
551 |
String schema = params.getSchema();
|
552 |
|
553 |
try{
|
554 |
rs = metadata.getTables(catalog, |
555 |
schema, params.getTable(), null);
|
556 |
|
557 |
if (!rs.next()) {
|
558 |
// No tables found with default values, ignoring catalog
|
559 |
rs.close(); |
560 |
catalog = null;
|
561 |
schema = null;
|
562 |
rs = metadata |
563 |
.getTables(catalog, schema, params.getTable(), null);
|
564 |
|
565 |
if (!rs.next()) {
|
566 |
// table not found
|
567 |
return null; |
568 |
} else if (rs.next()){ |
569 |
// More that one, cant identify
|
570 |
return null; |
571 |
} |
572 |
|
573 |
} else if (rs.next()) { |
574 |
// More that one, cant identify
|
575 |
return null; |
576 |
} |
577 |
rsPrimaryKeys = metadata.getPrimaryKeys(catalog, schema, params |
578 |
.getTable()); |
579 |
List pks = new ArrayList(); |
580 |
while (rsPrimaryKeys.next()){
|
581 |
pks.add(rsPrimaryKeys.getString("COLUMN_NAME"));
|
582 |
} |
583 |
return (String[]) pks.toArray(new String[pks.size()]); |
584 |
|
585 |
|
586 |
} finally {
|
587 |
try{if (rs != null) { |
588 |
rs.close(); |
589 |
}} catch (SQLException ex) {logger.warn("Exception closing tables rs", ex);}; |
590 |
try{if (rsPrimaryKeys != null) { |
591 |
rsPrimaryKeys.close(); |
592 |
}} catch (SQLException ex) {logger.warn("Exception closing pk rs", ex);}; |
593 |
} |
594 |
|
595 |
|
596 |
} catch (SQLException e) { |
597 |
logger.warn("Unable to get pk from DatabaseMetada", e);
|
598 |
return getPksFromInformationSchema(conn, params);
|
599 |
} |
600 |
|
601 |
} |
602 |
|
603 |
protected String[] getPksFromInformationSchema(Connection conn, |
604 |
JDBCStoreParameters params) |
605 |
throws JDBCException {
|
606 |
Statement st;
|
607 |
StringBuffer sql = new StringBuffer(); |
608 |
ResultSet rs;
|
609 |
ArrayList list = new ArrayList(); |
610 |
|
611 |
/*
|
612 |
select column_name as primary_key
|
613 |
from information_schema.table_constraints t_cons
|
614 |
inner join information_schema.key_column_usage c on
|
615 |
c.constraint_catalog = t_cons.table_catalog and
|
616 |
c.table_schema = t_cons.table_schema and
|
617 |
c.table_name = t_cons.table_name and
|
618 |
c.constraint_name = t_cons.constraint_name
|
619 |
where t_cons.table_schema = <schema>
|
620 |
and t_cons.constraint_catalog = <catalog>
|
621 |
and t_cons.table_name = <table>
|
622 |
and constraint_type = 'PRIMARY KEY'
|
623 |
*/
|
624 |
/*
|
625 |
* SELECT column_name FROM INFORMATION_SCHEMA.constraint_column_usage
|
626 |
* left join INFORMATION_SCHEMA.table_constraints on
|
627 |
* (INFORMATION_SCHEMA.table_constraints.constraint_name =
|
628 |
* INFORMATION_SCHEMA.constraint_column_usage.constraint_name and
|
629 |
* INFORMATION_SCHEMA.table_constraints.table_name =
|
630 |
* INFORMATION_SCHEMA.constraint_column_usage.table_name and
|
631 |
* INFORMATION_SCHEMA.table_constraints.table_schema =
|
632 |
* INFORMATION_SCHEMA.constraint_column_usage.table_schema) WHERE
|
633 |
* INFORMATION_SCHEMA.constraint_column_usage.table_name like
|
634 |
* 'muni10000_peq' AND
|
635 |
* INFORMATION_SCHEMA.constraint_column_usage.table_schema like 'public'
|
636 |
* AND INFORMATION_SCHEMA.constraint_column_usage.table_catalog like
|
637 |
* 'gis' AND constraint_type='PRIMARY KEY'
|
638 |
*/
|
639 |
|
640 |
sql.append("select column_name as primary_key ");
|
641 |
sql.append("from information_schema.table_constraints t_cons ");
|
642 |
sql.append("inner join information_schema.key_column_usage c on ");
|
643 |
sql.append("c.constraint_catalog = t_cons.constraint_catalog and ");
|
644 |
sql.append("c.table_schema = t_cons.table_schema and ");
|
645 |
sql.append("c.table_name = t_cons.table_name and ");
|
646 |
sql.append("c.constraint_name = t_cons.constraint_name ");
|
647 |
sql.append("WHERE t_cons.table_name like '");
|
648 |
|
649 |
sql.append(params.getTable()); |
650 |
sql.append("' ");
|
651 |
String schema = null; |
652 |
|
653 |
|
654 |
if (params.getSchema() == null || params.getSchema() == "") { |
655 |
schema = getDefaultSchema(conn); |
656 |
} else {
|
657 |
schema = params.getSchema(); |
658 |
} |
659 |
if (schema != null) { |
660 |
sql.append(" and t_cons.table_schema like '");
|
661 |
sql.append(schema); |
662 |
sql.append("' ");
|
663 |
} |
664 |
|
665 |
if (params.getCatalog() != null && params.getCatalog() != "") { |
666 |
sql |
667 |
.append(" and t_cons.constraint_catalog like '");
|
668 |
sql.append(params.getCatalog()); |
669 |
sql.append("' ");
|
670 |
} |
671 |
|
672 |
sql.append("' and constraint_type = 'PRIMARY KEY'");
|
673 |
|
674 |
// System.out.println(sql.toString());
|
675 |
try {
|
676 |
st = conn.createStatement(); |
677 |
try {
|
678 |
rs = JDBCHelper.executeQuery(st, sql.toString()); |
679 |
} catch (java.sql.SQLException e) {
|
680 |
throw new JDBCExecuteSQLException(sql.toString(), e); |
681 |
} |
682 |
while (rs.next()) {
|
683 |
list.add(rs.getString(1));
|
684 |
} |
685 |
rs.close(); |
686 |
st.close(); |
687 |
|
688 |
} catch (java.sql.SQLException e) {
|
689 |
throw new JDBCSQLException(e); |
690 |
} |
691 |
if (list.size() == 0) { |
692 |
return null; |
693 |
} |
694 |
|
695 |
return (String[]) list.toArray(new String[0]); |
696 |
|
697 |
} |
698 |
|
699 |
protected void loadFeatureType(Connection conn, |
700 |
EditableFeatureType featureType, String sql, String[] pks, |
701 |
String defGeomName, String schema, String table) |
702 |
throws DataException {
|
703 |
|
704 |
Statement stAux = null; |
705 |
ResultSet rs = null; |
706 |
try {
|
707 |
|
708 |
stAux = conn.createStatement(); |
709 |
stAux.setFetchSize(1);
|
710 |
|
711 |
try {
|
712 |
rs = JDBCHelper.executeQuery(stAux, sql); |
713 |
} catch (SQLException e) { |
714 |
throw new JDBCExecuteSQLException(sql, e); |
715 |
} |
716 |
ResultSetMetaData rsMetadata = rs.getMetaData();
|
717 |
|
718 |
List pksList = null; |
719 |
if (pks != null) { |
720 |
pksList = Arrays.asList(pks);
|
721 |
|
722 |
} |
723 |
|
724 |
int i;
|
725 |
int geometriesColumns = 0; |
726 |
String lastGeometry = null; |
727 |
|
728 |
EditableFeatureAttributeDescriptor attr; |
729 |
boolean firstGeometryAttrFound = false; |
730 |
for (i = 1; i <= rsMetadata.getColumnCount(); i++) { |
731 |
attr = getAttributeFromJDBC(featureType, conn, rsMetadata, i); |
732 |
if (pksList != null && pksList.contains(attr.getName())) { |
733 |
attr.setIsPrimaryKey(true);
|
734 |
} |
735 |
if (attr.getType() == DataTypes.GEOMETRY) {
|
736 |
geometriesColumns++; |
737 |
lastGeometry = attr.getName(); |
738 |
// Set the default geometry attribute if it is the one
|
739 |
// given as parameter or it is the first one, just in case.
|
740 |
if (!firstGeometryAttrFound
|
741 |
|| lastGeometry.equals(defGeomName)) { |
742 |
firstGeometryAttrFound = true;
|
743 |
featureType |
744 |
.setDefaultGeometryAttributeName(lastGeometry); |
745 |
} |
746 |
} |
747 |
|
748 |
} |
749 |
|
750 |
if (geometriesColumns > 0) { |
751 |
loadSRS_and_shapeType(conn, rsMetadata, featureType, schema, |
752 |
table); |
753 |
} |
754 |
|
755 |
if (defGeomName == null && geometriesColumns == 1) { |
756 |
featureType.setDefaultGeometryAttributeName(lastGeometry); |
757 |
defGeomName = lastGeometry; |
758 |
} |
759 |
|
760 |
} catch (java.sql.SQLException e) {
|
761 |
throw new JDBCSQLException(e); // FIXME exception |
762 |
} finally {
|
763 |
try {
|
764 |
rs.close(); |
765 |
} catch (Exception e) { |
766 |
} |
767 |
try {
|
768 |
stAux.close(); |
769 |
} catch (Exception e) { |
770 |
} |
771 |
|
772 |
} |
773 |
|
774 |
} |
775 |
|
776 |
/**
|
777 |
* Override if provider has geometry support
|
778 |
*
|
779 |
* @param storeParams
|
780 |
* @param geometryAttrName
|
781 |
* @param limit
|
782 |
* @return
|
783 |
* @throws DataException
|
784 |
*/
|
785 |
public Envelope getFullEnvelopeOfField(JDBCStoreParameters storeParams,
|
786 |
String geometryAttrName, Envelope limit) throws DataException { |
787 |
|
788 |
// TODO
|
789 |
return null; |
790 |
|
791 |
} |
792 |
|
793 |
public Geometry getGeometry(byte[] buffer) throws BaseException { |
794 |
if (buffer == null) { |
795 |
return null; |
796 |
} |
797 |
return geomManager.createFrom(buffer);
|
798 |
} |
799 |
|
800 |
public String escapeFieldName(String field) { |
801 |
if (field.matches("[a-z][a-z0-9_]*")) { |
802 |
return field;
|
803 |
} |
804 |
String quote = getIdentifierQuoteString();
|
805 |
return quote + field + quote;
|
806 |
} |
807 |
|
808 |
public class DalValueToJDBCException extends WriteException { |
809 |
|
810 |
/**
|
811 |
*
|
812 |
*/
|
813 |
private static final long serialVersionUID = -3608973505723097889L; |
814 |
private final static String MESSAGE_FORMAT = "Can't convert value of attribute '%(attributeName)' to JDBC type. %(problem) (attribute type '%(attributeType)', value class '%(valueClass)')."; |
815 |
private final static String MESSAGE_KEY = "_Cant_convert_value_of_attribute_XattributeNameX_to_JDBC_type_XproblemX_attribute_type_XattributeTypeX_value_class_XvalueClassX"; |
816 |
|
817 |
public DalValueToJDBCException(FeatureAttributeDescriptor attributeDescriptor, Object object, Throwable cause) { |
818 |
this(attributeDescriptor, object, (String)null, cause); |
819 |
} |
820 |
|
821 |
public DalValueToJDBCException(FeatureAttributeDescriptor attributeDescriptor, Object object, String problem, Throwable cause) { |
822 |
super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
|
823 |
if( attributeDescriptor != null ) { |
824 |
setValue("attributeName",attributeDescriptor.getName());
|
825 |
setValue("attributeType",attributeDescriptor.getDataTypeName());
|
826 |
} else {
|
827 |
setValue("attributeName","unknown"); |
828 |
setValue("attributeType","unknown"); |
829 |
} |
830 |
if( object!=null ) { |
831 |
setValue("valueClass", object.getClass().getName());
|
832 |
} else {
|
833 |
setValue("valueClass", "null"); |
834 |
} |
835 |
if( problem!=null ) { |
836 |
setValue("problem",""); |
837 |
} else {
|
838 |
setValue("problem",problem);
|
839 |
} |
840 |
} |
841 |
|
842 |
} |
843 |
|
844 |
protected Geometry coerce(GeometryType type, Geometry geometry) {
|
845 |
try {
|
846 |
GeometryType geomType = geometry.getGeometryType(); |
847 |
if (geomType.isTypeOf(type)) {
|
848 |
return geometry;
|
849 |
} |
850 |
|
851 |
if (type.isTypeOf(Geometry.TYPES.MULTISURFACE)) {
|
852 |
if (geomType.isTypeOf(Geometry.TYPES.SURFACE)) {
|
853 |
MultiPrimitive geom2 = (MultiPrimitive) geomManager.create(type.getType(), geomType.getSubType()); |
854 |
geom2.addPrimitive((Primitive) geometry); |
855 |
return geom2;
|
856 |
} |
857 |
} else if (type.isTypeOf(Geometry.TYPES.MULTICURVE)) { |
858 |
if (geomType.isTypeOf(Geometry.TYPES.CURVE)) {
|
859 |
MultiPrimitive geom2 = (MultiPrimitive) geomManager.create(type.getType(), geomType.getSubType()); |
860 |
geom2.addPrimitive((Primitive) geometry); |
861 |
return geom2;
|
862 |
} |
863 |
} else if (type.isTypeOf(Geometry.TYPES.MULTIPOINT)) { |
864 |
if (geomType.isTypeOf(Geometry.TYPES.POINT)) {
|
865 |
MultiPrimitive geom2 = (MultiPrimitive) geomManager.create(type.getType(), geomType.getSubType()); |
866 |
geom2.addPrimitive((Primitive) geometry); |
867 |
return geom2;
|
868 |
} |
869 |
} |
870 |
} catch (CreateGeometryException ex) {
|
871 |
// Do nothing, return the same geometry.
|
872 |
logger.debug("Can't coerce geometry '"+geometry+"' to '"+type+"'.",ex); |
873 |
} |
874 |
return geometry;
|
875 |
} |
876 |
|
877 |
public Object dalValueToJDBC( |
878 |
FeatureAttributeDescriptor attributeDescriptor, Object value)
|
879 |
throws WriteException {
|
880 |
|
881 |
try {
|
882 |
if (value == null) { |
883 |
return null; |
884 |
} |
885 |
Date jdate = null; |
886 |
switch (attributeDescriptor.getType()) {
|
887 |
case DataTypes.DATE:
|
888 |
jdate = (Date)value;
|
889 |
java.sql.Date sqldate = new java.sql.Date(jdate.getTime());
|
890 |
return sqldate;
|
891 |
|
892 |
case DataTypes.TIME:
|
893 |
jdate = (Date)value;
|
894 |
java.sql.Time sqltime = new java.sql.Time(jdate.getTime());
|
895 |
return sqltime;
|
896 |
|
897 |
case DataTypes.GEOMETRY:
|
898 |
IProjection srs = null;
|
899 |
byte[] wkb = null; |
900 |
Geometry geom = null;
|
901 |
try {
|
902 |
geom = (Geometry)value; |
903 |
Geometry geom1 = coerce(attributeDescriptor.getGeomType(), geom); |
904 |
srs = attributeDescriptor.getSRS(); |
905 |
if (srs != null) { |
906 |
wkb = geom1.convertToWKBForcingType(getProviderSRID(srs), attributeDescriptor.getGeomType().getType()); |
907 |
} else {
|
908 |
wkb = geom1.convertToWKB(); |
909 |
} |
910 |
} catch (Exception e) { |
911 |
String problem = ""; |
912 |
if (geom != null) { |
913 |
Geometry.ValidationStatus vs = geom.getValidationStatus(); |
914 |
problem = vs.getMessage(); |
915 |
} |
916 |
throw new DalValueToJDBCException(attributeDescriptor, value, problem, e); |
917 |
} |
918 |
return wkb;
|
919 |
|
920 |
default:
|
921 |
return value;
|
922 |
} |
923 |
|
924 |
} catch(DalValueToJDBCException ex) {
|
925 |
throw ex;
|
926 |
} catch (Exception e) { |
927 |
throw new DalValueToJDBCException(attributeDescriptor, value, e); |
928 |
} |
929 |
|
930 |
} |
931 |
|
932 |
public String getSqlColumnTypeDescription(FeatureAttributeDescriptor attr) { |
933 |
switch (attr.getType()) {
|
934 |
case DataTypes.STRING:
|
935 |
if (attr.getSize() < 1 || attr.getSize() > 255) { |
936 |
return "text"; |
937 |
} else {
|
938 |
return "varchar(" + attr.getSize() + ")"; |
939 |
} |
940 |
case DataTypes.BOOLEAN:
|
941 |
return "bool"; |
942 |
|
943 |
case DataTypes.BYTE:
|
944 |
return "smallint"; |
945 |
|
946 |
case DataTypes.DATE:
|
947 |
return "date"; |
948 |
|
949 |
case DataTypes.TIMESTAMP:
|
950 |
return "timestamp"; |
951 |
|
952 |
case DataTypes.TIME:
|
953 |
return "time"; |
954 |
|
955 |
case DataTypes.BYTEARRAY:
|
956 |
case DataTypes.GEOMETRY:
|
957 |
return "blob"; |
958 |
|
959 |
case DataTypes.DOUBLE:
|
960 |
// if (attr.getPrecision() > 0) {
|
961 |
// return "double precision(" + attr.getPrecision() + ')';
|
962 |
// } else {
|
963 |
//It works with PostgreSQL and MySQL. Check with others
|
964 |
return "double precision"; |
965 |
// }
|
966 |
case DataTypes.FLOAT:
|
967 |
return "real"; |
968 |
|
969 |
case DataTypes.INT:
|
970 |
if (attr.isAutomatic() && allowAutomaticValues()) {
|
971 |
return "serial"; |
972 |
} else {
|
973 |
return "integer"; |
974 |
} |
975 |
case DataTypes.LONG:
|
976 |
if (attr.isAutomatic()) {
|
977 |
return "bigserial"; |
978 |
} else {
|
979 |
return "bigint"; |
980 |
} |
981 |
|
982 |
default:
|
983 |
String typeName = (String) attr.getAdditionalInfo("SQLTypeName"); |
984 |
if (typeName != null) { |
985 |
return typeName;
|
986 |
} |
987 |
|
988 |
throw new UnsupportedDataTypeException(attr.getDataTypeName(), attr |
989 |
.getType()); |
990 |
} |
991 |
} |
992 |
|
993 |
public int getProviderSRID(String srs) { |
994 |
return -1; |
995 |
} |
996 |
|
997 |
public int getProviderSRID(IProjection srs) { |
998 |
return -1; |
999 |
} |
1000 |
|
1001 |
public String getSqlFieldName(FeatureAttributeDescriptor attribute) { |
1002 |
return escapeFieldName(attribute.getName());
|
1003 |
} |
1004 |
|
1005 |
public String getSqlFieldDescription(FeatureAttributeDescriptor attr) |
1006 |
throws DataException {
|
1007 |
|
1008 |
/**
|
1009 |
* column_name data_type [ DEFAULT default_expr ] [ column_constraint [
|
1010 |
* ... ] ]
|
1011 |
*
|
1012 |
* where column_constraint is:
|
1013 |
*
|
1014 |
* [ CONSTRAINT constraint_name ] { NOT NULL | NULL | UNIQUE | PRIMARY
|
1015 |
* KEY | CHECK (expression) | REFERENCES reftable [ ( refcolumn ) ] [
|
1016 |
* MATCH FULL | MATCH PARTIAL | MATCH SIMPLE ] [ ON DELETE action ] [ ON
|
1017 |
* UPDATE action ] } [ DEFERRABLE | NOT DEFERRABLE ] [ INITIALLY
|
1018 |
* DEFERRED | INITIALLY IMMEDIATE ]
|
1019 |
*/
|
1020 |
|
1021 |
StringBuilder strb = new StringBuilder(); |
1022 |
// name
|
1023 |
strb.append(escapeFieldName(attr.getName())); |
1024 |
strb.append(" ");
|
1025 |
|
1026 |
// Type
|
1027 |
strb.append(this.getSqlColumnTypeDescription(attr));
|
1028 |
strb.append(" ");
|
1029 |
|
1030 |
boolean allowNull = attr.allowNull()
|
1031 |
&& !(attr.isPrimaryKey() || attr.isAutomatic()); |
1032 |
// Default
|
1033 |
if (attr.getDefaultValue() == null) { |
1034 |
if (allowNull) {
|
1035 |
strb.append("DEFAULT NULL ");
|
1036 |
} |
1037 |
} else {
|
1038 |
String value = getDefaltFieldValueString(attr);
|
1039 |
strb.append("DEFAULT '");
|
1040 |
strb.append(value); |
1041 |
strb.append("' ");
|
1042 |
} |
1043 |
|
1044 |
// Null
|
1045 |
if (allowNull) {
|
1046 |
strb.append("NULL ");
|
1047 |
} else {
|
1048 |
strb.append("NOT NULL ");
|
1049 |
} |
1050 |
|
1051 |
// Primery key
|
1052 |
if (attr.isPrimaryKey()) {
|
1053 |
strb.append("PRIMARY KEY ");
|
1054 |
} |
1055 |
return strb.toString();
|
1056 |
} |
1057 |
|
1058 |
/**
|
1059 |
* @deprecated use getDefaultFieldValueString this has a type writer error.
|
1060 |
*/
|
1061 |
protected String getDefaltFieldValueString(FeatureAttributeDescriptor attr) |
1062 |
throws WriteException {
|
1063 |
return getDefaultFieldValueString(attr);
|
1064 |
} |
1065 |
|
1066 |
protected String getDefaultFieldValueString(FeatureAttributeDescriptor attr) |
1067 |
throws WriteException {
|
1068 |
return dalValueToJDBC(attr, attr.getDefaultValue()).toString();
|
1069 |
} |
1070 |
|
1071 |
public String compoundLimitAndOffset(long limit, long offset) { |
1072 |
StringBuilder sql = new StringBuilder(); |
1073 |
// limit
|
1074 |
if (limit > 0) { |
1075 |
sql.append(" limit ");
|
1076 |
sql.append(limit); |
1077 |
sql.append(' ');
|
1078 |
} |
1079 |
|
1080 |
// offset
|
1081 |
if (offset > 0) { |
1082 |
sql.append(" offset ");
|
1083 |
sql.append(offset); |
1084 |
sql.append(' ');
|
1085 |
} |
1086 |
return sql.toString();
|
1087 |
} |
1088 |
|
1089 |
public boolean supportOffset() { |
1090 |
return true; |
1091 |
} |
1092 |
|
1093 |
public List getAdditionalSqlToCreate(NewDataStoreParameters ndsp, |
1094 |
FeatureType fType) { |
1095 |
// TODO Auto-generated method stub
|
1096 |
return null; |
1097 |
} |
1098 |
|
1099 |
|
1100 |
public String stringJoin(List listToJoin,String sep){ |
1101 |
StringBuilder strb = new StringBuilder(); |
1102 |
stringJoin(listToJoin,sep,strb); |
1103 |
return strb.toString();
|
1104 |
} |
1105 |
|
1106 |
public void stringJoin(List listToJoin, String sep, StringBuilder strb) { |
1107 |
if (listToJoin.size() < 1) { |
1108 |
return;
|
1109 |
} |
1110 |
if (listToJoin.size() > 1) { |
1111 |
for (int i = 0; i < listToJoin.size() - 1; i++) { |
1112 |
strb.append(listToJoin.get(i)); |
1113 |
strb.append(sep); |
1114 |
} |
1115 |
} |
1116 |
strb.append(listToJoin.get(listToJoin.size() - 1));
|
1117 |
} |
1118 |
|
1119 |
/**
|
1120 |
* Inform that provider has supports for geometry store and operations
|
1121 |
* natively
|
1122 |
*
|
1123 |
* @return
|
1124 |
*/
|
1125 |
protected boolean supportsGeometry() { |
1126 |
return false; |
1127 |
} |
1128 |
|
1129 |
public boolean allowAutomaticValues() { |
1130 |
if (allowAutomaticValues == null) { |
1131 |
ConnectionAction action = new ConnectionAction(){
|
1132 |
|
1133 |
public Object action(Connection conn) throws DataException { |
1134 |
|
1135 |
ResultSet rs;
|
1136 |
try {
|
1137 |
DatabaseMetaData meta = conn.getMetaData();
|
1138 |
rs = meta.getTypeInfo(); |
1139 |
try{
|
1140 |
while (rs.next()) {
|
1141 |
if (rs.getInt("DATA_TYPE") == java.sql.Types.INTEGER) { |
1142 |
if (rs.getBoolean("AUTO_INCREMENT")) { |
1143 |
return Boolean.TRUE; |
1144 |
} else {
|
1145 |
return Boolean.FALSE; |
1146 |
} |
1147 |
} |
1148 |
} |
1149 |
}finally{
|
1150 |
try{ rs.close();} catch (SQLException ex) {logger.error("Exception closing resulset", ex);}; |
1151 |
} |
1152 |
} catch (SQLException e) { |
1153 |
throw new JDBCSQLException(e); |
1154 |
} |
1155 |
return Boolean.FALSE; |
1156 |
} |
1157 |
|
1158 |
}; |
1159 |
|
1160 |
|
1161 |
|
1162 |
try {
|
1163 |
allowAutomaticValues = (Boolean) doConnectionAction(action);
|
1164 |
} catch (Exception e) { |
1165 |
logger.error("Exception checking for automatic integers", e);
|
1166 |
allowAutomaticValues = Boolean.FALSE;
|
1167 |
} |
1168 |
} |
1169 |
return allowAutomaticValues.booleanValue();
|
1170 |
} |
1171 |
|
1172 |
public boolean supportsUnion() { |
1173 |
if (supportsUnions == null) { |
1174 |
ConnectionAction action = new ConnectionAction() {
|
1175 |
|
1176 |
public Object action(Connection conn) throws DataException { |
1177 |
|
1178 |
try {
|
1179 |
DatabaseMetaData meta = conn.getMetaData();
|
1180 |
return new Boolean(meta.supportsUnion()); |
1181 |
} catch (SQLException e) { |
1182 |
throw new JDBCSQLException(e); |
1183 |
} |
1184 |
} |
1185 |
|
1186 |
}; |
1187 |
|
1188 |
try {
|
1189 |
supportsUnions = (Boolean) doConnectionAction(action);
|
1190 |
} catch (Exception e) { |
1191 |
logger.error("Exception checking for unions support", e);
|
1192 |
supportsUnions = Boolean.FALSE;
|
1193 |
} |
1194 |
} |
1195 |
return supportsUnions.booleanValue();
|
1196 |
} |
1197 |
|
1198 |
protected String getIdentifierQuoteString() { |
1199 |
if (identifierQuoteString == null) { |
1200 |
ConnectionAction action = new ConnectionAction() {
|
1201 |
|
1202 |
public Object action(Connection conn) throws DataException { |
1203 |
|
1204 |
try {
|
1205 |
DatabaseMetaData meta = conn.getMetaData();
|
1206 |
return meta.getIdentifierQuoteString();
|
1207 |
} catch (SQLException e) { |
1208 |
throw new JDBCSQLException(e); |
1209 |
} |
1210 |
} |
1211 |
|
1212 |
}; |
1213 |
|
1214 |
try {
|
1215 |
identifierQuoteString = (String) doConnectionAction(action);
|
1216 |
} catch (Exception e) { |
1217 |
logger.error("Exception checking for unions support", e);
|
1218 |
identifierQuoteString = " ";
|
1219 |
} |
1220 |
} |
1221 |
return identifierQuoteString;
|
1222 |
} |
1223 |
|
1224 |
protected boolean isReservedWord(String field) { |
1225 |
// TODO
|
1226 |
return false; |
1227 |
} |
1228 |
|
1229 |
} |