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 @ 41437
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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.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.sql.Time; |
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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 java.util.logging.Level; |
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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.Aggregate; |
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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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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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default:
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column = createAttributeFromJDBCNativeType(fType, rsMetadata, colIndex); |
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break;
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} |
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return column;
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} |
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|
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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))); |
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column.setAdditionalInfo("SQLTypeName", rsMetadata
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.getColumnTypeName(colIndex)); |
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return column;
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} |
409 |
|
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|
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protected EditableFeatureAttributeDescriptor getAttributeFromJDBC(
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EditableFeatureType fType, Connection conn,
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ResultSetMetaData rsMetadata, int colIndex) throws JDBCException { |
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EditableFeatureAttributeDescriptor column; |
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try {
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|
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column = createAttributeFromJDBC(fType, conn, rsMetadata, colIndex); |
418 |
// column.setCaseSensitive(rsMetadata.isCaseSensitive(colIndex));
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// column.setSqlType(rsMetadata.getColumnType(colIndex));
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column.setAllowNull( |
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rsMetadata.isNullable(colIndex) == ResultSetMetaData.columnNullable);
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column.setIsAutomatic(rsMetadata.isAutoIncrement(colIndex)); |
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column.setIsReadOnly(rsMetadata.isReadOnly(colIndex)); |
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// column.setWritable(rsMetadata.isWritable(colIndex));
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// column.setClassName(rsMetadata.getColumnClassName(colIndex));
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// column.setCatalogName(rsMetadata.getCatalogName(colIndex));
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// column.setDefinitelyWritable(rsMetadata
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// .isDefinitelyWritable(colIndex));
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// column.setLabel(rsMetadata.getColumnLabel(colIndex));
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// column.setSchemaName(rsMetadata.getSchemaName(colIndex));
|
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// column.setTableName(rsMetadata.getTableName(colIndex));
|
432 |
// column.setCatalogName(rsMetadata.getCatalogName(colIndex));
|
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// column.setSqlTypeName();
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// column.setSearchable(rsMetadata.isSearchable(colIndex));
|
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// column.setSigned(rsMetadata.isSigned(colIndex));
|
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// column.setCurrency(rsMetadata.isCurrency(colIndex));
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column.setPrecision(rsMetadata.getPrecision(colIndex)); |
438 |
column.setSize(rsMetadata.getColumnDisplaySize(colIndex)); |
439 |
|
440 |
} catch (java.sql.SQLException e) {
|
441 |
throw new JDBCSQLException(e); |
442 |
} |
443 |
|
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return column;
|
445 |
|
446 |
} |
447 |
|
448 |
/**
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449 |
* Fill <code>featureType</code> geometry attributes with SRS and ShapeType
|
450 |
* information
|
451 |
*
|
452 |
* <b>Override this if provider has native eometry support</b>
|
453 |
*
|
454 |
* @param conn
|
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* @param rsMetadata
|
456 |
* @param featureType
|
457 |
* @throws ReadException
|
458 |
*/
|
459 |
protected void loadSRS_and_shapeType(Connection conn, |
460 |
ResultSetMetaData rsMetadata, EditableFeatureType featureType,
|
461 |
String baseSchema, String baseTable) throws JDBCException { |
462 |
|
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// Nothing to do
|
464 |
|
465 |
} |
466 |
|
467 |
public void loadFeatureType(EditableFeatureType featureType, |
468 |
JDBCStoreParameters storeParams) throws DataException {
|
469 |
if (storeParams.getSQL() != null |
470 |
&& storeParams.getSQL().trim().length() > 0) {
|
471 |
loadFeatureType(featureType, storeParams, storeParams.getSQL(), |
472 |
null, null); |
473 |
} else {
|
474 |
String sql = "Select * from " + storeParams.tableID() |
475 |
+ " where false";
|
476 |
loadFeatureType(featureType, storeParams, sql, storeParams |
477 |
.getSchema(), storeParams.getTable()); |
478 |
} |
479 |
} |
480 |
|
481 |
public void loadFeatureType(final EditableFeatureType featureType, |
482 |
final JDBCStoreParameters storeParams, final String sql, |
483 |
final String schema, final String table) throws DataException { |
484 |
this.open();
|
485 |
// this.begin();
|
486 |
getResource().execute(new ResourceAction() {
|
487 |
public Object run() throws Exception { |
488 |
Connection conn = null; |
489 |
try {
|
490 |
conn = getConnection(); |
491 |
|
492 |
String[] pks = storeParams.getPkFields(); |
493 |
if (pks == null || pks.length < 1) { |
494 |
if (storeParams.getTable() != null |
495 |
&& storeParams.getTable().trim().length() > 0) {
|
496 |
pks = getPksFrom(conn, storeParams); |
497 |
|
498 |
} |
499 |
} |
500 |
|
501 |
loadFeatureType(conn, featureType, sql, pks, storeParams |
502 |
.getDefaultGeometryField(), schema, table); |
503 |
if (storeParams.getCRS()!=null && ((EditableFeatureAttributeDescriptor)featureType.getDefaultGeometryAttribute()) != null){ |
504 |
((EditableFeatureAttributeDescriptor)featureType.getDefaultGeometryAttribute()).setSRS(storeParams.getCRS()); |
505 |
} |
506 |
|
507 |
} finally {
|
508 |
try {
|
509 |
conn.close(); |
510 |
} catch (Exception e) { |
511 |
} |
512 |
// this.end();
|
513 |
} |
514 |
return null; |
515 |
} |
516 |
}); |
517 |
} |
518 |
|
519 |
protected String[] getPksFrom(Connection conn, JDBCStoreParameters params) |
520 |
throws JDBCException {
|
521 |
try{
|
522 |
DatabaseMetaData metadata = conn.getMetaData();
|
523 |
ResultSet rsPrimaryKeys = null; |
524 |
ResultSet rs = null; |
525 |
String catalog = params.getCatalog();
|
526 |
String schema = params.getSchema();
|
527 |
|
528 |
try{
|
529 |
rs = metadata.getTables(catalog, |
530 |
schema, params.getTable(), null);
|
531 |
|
532 |
if (!rs.next()) {
|
533 |
// No tables found with default values, ignoring catalog
|
534 |
rs.close(); |
535 |
catalog = null;
|
536 |
schema = null;
|
537 |
rs = metadata |
538 |
.getTables(catalog, schema, params.getTable(), null);
|
539 |
|
540 |
if (!rs.next()) {
|
541 |
// table not found
|
542 |
return null; |
543 |
} else if (rs.next()){ |
544 |
// More that one, cant identify
|
545 |
return null; |
546 |
} |
547 |
|
548 |
} else if (rs.next()) { |
549 |
// More that one, cant identify
|
550 |
return null; |
551 |
} |
552 |
rsPrimaryKeys = metadata.getPrimaryKeys(catalog, schema, params |
553 |
.getTable()); |
554 |
List pks = new ArrayList(); |
555 |
while (rsPrimaryKeys.next()){
|
556 |
pks.add(rsPrimaryKeys.getString("COLUMN_NAME"));
|
557 |
} |
558 |
return (String[]) pks.toArray(new String[pks.size()]); |
559 |
|
560 |
|
561 |
} finally {
|
562 |
try{if (rs != null) { |
563 |
rs.close(); |
564 |
}} catch (SQLException ex) {logger.warn("Exception closing tables rs", ex);}; |
565 |
try{if (rsPrimaryKeys != null) { |
566 |
rsPrimaryKeys.close(); |
567 |
}} catch (SQLException ex) {logger.warn("Exception closing pk rs", ex);}; |
568 |
} |
569 |
|
570 |
|
571 |
} catch (SQLException e) { |
572 |
logger.warn("Unable to get pk from DatabaseMetada", e);
|
573 |
return getPksFromInformationSchema(conn, params);
|
574 |
} |
575 |
|
576 |
} |
577 |
|
578 |
protected String[] getPksFromInformationSchema(Connection conn, |
579 |
JDBCStoreParameters params) |
580 |
throws JDBCException {
|
581 |
Statement st;
|
582 |
StringBuffer sql = new StringBuffer(); |
583 |
ResultSet rs;
|
584 |
ArrayList list = new ArrayList(); |
585 |
|
586 |
/*
|
587 |
select column_name as primary_key
|
588 |
from information_schema.table_constraints t_cons
|
589 |
inner join information_schema.key_column_usage c on
|
590 |
c.constraint_catalog = t_cons.table_catalog and
|
591 |
c.table_schema = t_cons.table_schema and
|
592 |
c.table_name = t_cons.table_name and
|
593 |
c.constraint_name = t_cons.constraint_name
|
594 |
where t_cons.table_schema = <schema>
|
595 |
and t_cons.constraint_catalog = <catalog>
|
596 |
and t_cons.table_name = <table>
|
597 |
and constraint_type = 'PRIMARY KEY'
|
598 |
*/
|
599 |
/*
|
600 |
* SELECT column_name FROM INFORMATION_SCHEMA.constraint_column_usage
|
601 |
* left join INFORMATION_SCHEMA.table_constraints on
|
602 |
* (INFORMATION_SCHEMA.table_constraints.constraint_name =
|
603 |
* INFORMATION_SCHEMA.constraint_column_usage.constraint_name and
|
604 |
* INFORMATION_SCHEMA.table_constraints.table_name =
|
605 |
* INFORMATION_SCHEMA.constraint_column_usage.table_name and
|
606 |
* INFORMATION_SCHEMA.table_constraints.table_schema =
|
607 |
* INFORMATION_SCHEMA.constraint_column_usage.table_schema) WHERE
|
608 |
* INFORMATION_SCHEMA.constraint_column_usage.table_name like
|
609 |
* 'muni10000_peq' AND
|
610 |
* INFORMATION_SCHEMA.constraint_column_usage.table_schema like 'public'
|
611 |
* AND INFORMATION_SCHEMA.constraint_column_usage.table_catalog like
|
612 |
* 'gis' AND constraint_type='PRIMARY KEY'
|
613 |
*/
|
614 |
|
615 |
sql.append("select column_name as primary_key ");
|
616 |
sql.append("from information_schema.table_constraints t_cons ");
|
617 |
sql.append("inner join information_schema.key_column_usage c on ");
|
618 |
sql.append("c.constraint_catalog = t_cons.constraint_catalog and ");
|
619 |
sql.append("c.table_schema = t_cons.table_schema and ");
|
620 |
sql.append("c.table_name = t_cons.table_name and ");
|
621 |
sql.append("c.constraint_name = t_cons.constraint_name ");
|
622 |
sql.append("WHERE t_cons.table_name like '");
|
623 |
|
624 |
sql.append(params.getTable()); |
625 |
sql.append("' ");
|
626 |
String schema = null; |
627 |
|
628 |
|
629 |
if (params.getSchema() == null || params.getSchema() == "") { |
630 |
schema = getDefaultSchema(conn); |
631 |
} else {
|
632 |
schema = params.getSchema(); |
633 |
} |
634 |
if (schema != null) { |
635 |
sql.append(" and t_cons.table_schema like '");
|
636 |
sql.append(schema); |
637 |
sql.append("' ");
|
638 |
} |
639 |
|
640 |
if (params.getCatalog() != null && params.getCatalog() != "") { |
641 |
sql |
642 |
.append(" and t_cons.constraint_catalog like '");
|
643 |
sql.append(params.getCatalog()); |
644 |
sql.append("' ");
|
645 |
} |
646 |
|
647 |
sql.append("' and constraint_type = 'PRIMARY KEY'");
|
648 |
|
649 |
// System.out.println(sql.toString());
|
650 |
try {
|
651 |
st = conn.createStatement(); |
652 |
try {
|
653 |
rs = st.executeQuery(sql.toString()); |
654 |
} catch (java.sql.SQLException e) {
|
655 |
throw new JDBCExecuteSQLException(sql.toString(), e); |
656 |
} |
657 |
while (rs.next()) {
|
658 |
list.add(rs.getString(1));
|
659 |
} |
660 |
rs.close(); |
661 |
st.close(); |
662 |
|
663 |
} catch (java.sql.SQLException e) {
|
664 |
throw new JDBCSQLException(e); |
665 |
} |
666 |
if (list.size() == 0) { |
667 |
return null; |
668 |
} |
669 |
|
670 |
return (String[]) list.toArray(new String[0]); |
671 |
|
672 |
} |
673 |
|
674 |
protected void loadFeatureType(Connection conn, |
675 |
EditableFeatureType featureType, String sql, String[] pks, |
676 |
String defGeomName, String schema, String table) |
677 |
throws DataException {
|
678 |
|
679 |
Statement stAux = null; |
680 |
ResultSet rs = null; |
681 |
try {
|
682 |
|
683 |
stAux = conn.createStatement(); |
684 |
stAux.setFetchSize(1);
|
685 |
|
686 |
try {
|
687 |
rs = stAux.executeQuery(sql); |
688 |
} catch (SQLException e) { |
689 |
throw new JDBCExecuteSQLException(sql, e); |
690 |
} |
691 |
ResultSetMetaData rsMetadata = rs.getMetaData();
|
692 |
|
693 |
List pksList = null; |
694 |
if (pks != null) { |
695 |
pksList = Arrays.asList(pks);
|
696 |
|
697 |
} |
698 |
|
699 |
int i;
|
700 |
int geometriesColumns = 0; |
701 |
String lastGeometry = null; |
702 |
|
703 |
EditableFeatureAttributeDescriptor attr; |
704 |
boolean firstGeometryAttrFound = false; |
705 |
for (i = 1; i <= rsMetadata.getColumnCount(); i++) { |
706 |
attr = getAttributeFromJDBC(featureType, conn, rsMetadata, i); |
707 |
if (pksList != null && pksList.contains(attr.getName())) { |
708 |
attr.setIsPrimaryKey(true);
|
709 |
} |
710 |
if (attr.getType() == DataTypes.GEOMETRY) {
|
711 |
geometriesColumns++; |
712 |
lastGeometry = attr.getName(); |
713 |
// Set the default geometry attribute if it is the one
|
714 |
// given as parameter or it is the first one, just in case.
|
715 |
if (!firstGeometryAttrFound
|
716 |
|| lastGeometry.equals(defGeomName)) { |
717 |
firstGeometryAttrFound = true;
|
718 |
featureType |
719 |
.setDefaultGeometryAttributeName(lastGeometry); |
720 |
} |
721 |
} |
722 |
|
723 |
} |
724 |
|
725 |
if (geometriesColumns > 0) { |
726 |
loadSRS_and_shapeType(conn, rsMetadata, featureType, schema, |
727 |
table); |
728 |
} |
729 |
|
730 |
if (defGeomName == null && geometriesColumns == 1) { |
731 |
featureType.setDefaultGeometryAttributeName(lastGeometry); |
732 |
defGeomName = lastGeometry; |
733 |
} |
734 |
|
735 |
} catch (java.sql.SQLException e) {
|
736 |
throw new JDBCSQLException(e); // FIXME exception |
737 |
} finally {
|
738 |
try {
|
739 |
rs.close(); |
740 |
} catch (Exception e) { |
741 |
} |
742 |
try {
|
743 |
stAux.close(); |
744 |
} catch (Exception e) { |
745 |
} |
746 |
|
747 |
} |
748 |
|
749 |
} |
750 |
|
751 |
/**
|
752 |
* Override if provider has geometry support
|
753 |
*
|
754 |
* @param storeParams
|
755 |
* @param geometryAttrName
|
756 |
* @param limit
|
757 |
* @return
|
758 |
* @throws DataException
|
759 |
*/
|
760 |
public Envelope getFullEnvelopeOfField(JDBCStoreParameters storeParams,
|
761 |
String geometryAttrName, Envelope limit) throws DataException { |
762 |
|
763 |
// TODO
|
764 |
return null; |
765 |
|
766 |
} |
767 |
|
768 |
public Geometry getGeometry(byte[] buffer) throws BaseException { |
769 |
if (buffer == null) { |
770 |
return null; |
771 |
} |
772 |
return geomManager.createFrom(buffer);
|
773 |
} |
774 |
|
775 |
public String escapeFieldName(String field) { |
776 |
if (field.matches("[a-z][a-z0-9_]*")) { |
777 |
return field;
|
778 |
} |
779 |
String quote = getIdentifierQuoteString();
|
780 |
return quote + field + quote;
|
781 |
} |
782 |
|
783 |
public class DalValueToJDBCException extends WriteException { |
784 |
|
785 |
/**
|
786 |
*
|
787 |
*/
|
788 |
private static final long serialVersionUID = -3608973505723097889L; |
789 |
private final static String MESSAGE_FORMAT = "Can't convert value of attribute '%(attributeName)' to JDBC type (attribute type '%(attributeType)', value class '%(valueClass)')."; |
790 |
private final static String MESSAGE_KEY = "_Cant_convert_value_of_attribute_XattributeNameX_to_JDBC_type_attribute_type_XattributeTypeX_value_class_XvalueClassX"; |
791 |
|
792 |
public DalValueToJDBCException(FeatureAttributeDescriptor attributeDescriptor, Object object, Throwable cause) { |
793 |
super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
|
794 |
if( attributeDescriptor != null ) { |
795 |
setValue("attributeName",attributeDescriptor.getName());
|
796 |
setValue("attributeType",attributeDescriptor.getDataTypeName());
|
797 |
} else {
|
798 |
setValue("attributeName","unknown"); |
799 |
setValue("attributeType","unknown"); |
800 |
} |
801 |
if( object!=null ) { |
802 |
setValue("valueClass", object.getClass().getName());
|
803 |
} else {
|
804 |
setValue("valueClass", "null"); |
805 |
} |
806 |
} |
807 |
|
808 |
} |
809 |
|
810 |
protected Geometry coerce(GeometryType type, Geometry geometry) {
|
811 |
try {
|
812 |
GeometryType geomType = geometry.getGeometryType(); |
813 |
if (geomType.isTypeOf(type)) {
|
814 |
return geometry;
|
815 |
} |
816 |
|
817 |
if (type.isTypeOf(Geometry.TYPES.MULTISURFACE)) {
|
818 |
if (geomType.isTypeOf(Geometry.TYPES.SURFACE)) {
|
819 |
MultiPrimitive geom2 = (MultiPrimitive) geomManager.create(type.getType(), geomType.getSubType()); |
820 |
geom2.addPrimitive((Primitive) geometry); |
821 |
return geom2;
|
822 |
} |
823 |
} else if (type.isTypeOf(Geometry.TYPES.MULTICURVE)) { |
824 |
if (geomType.isTypeOf(Geometry.TYPES.CURVE)) {
|
825 |
MultiPrimitive geom2 = (MultiPrimitive) geomManager.create(type.getType(), geomType.getSubType()); |
826 |
geom2.addPrimitive((Primitive) geometry); |
827 |
return geom2;
|
828 |
} |
829 |
} else if (type.isTypeOf(Geometry.TYPES.MULTIPOINT)) { |
830 |
if (geomType.isTypeOf(Geometry.TYPES.POINT)) {
|
831 |
MultiPrimitive geom2 = (MultiPrimitive) geomManager.create(type.getType(), geomType.getSubType()); |
832 |
geom2.addPrimitive((Primitive) geometry); |
833 |
return geom2;
|
834 |
} |
835 |
} |
836 |
} catch (CreateGeometryException ex) {
|
837 |
// Do nothing, return the same geometry.
|
838 |
logger.debug("Can't coerce geometry '"+geometry+"' to '"+type+"'.",ex); |
839 |
} |
840 |
return geometry;
|
841 |
} |
842 |
|
843 |
public Object dalValueToJDBC( |
844 |
FeatureAttributeDescriptor attributeDescriptor, Object object)
|
845 |
throws WriteException {
|
846 |
|
847 |
IProjection srs = null;
|
848 |
byte[] wkb = null; |
849 |
Geometry geom = null;
|
850 |
try {
|
851 |
if (object == null) { |
852 |
return null; |
853 |
} |
854 |
|
855 |
if (attributeDescriptor.getType() == DataTypes.TIME) {
|
856 |
return new Time(((Date)object).getTime()); |
857 |
} |
858 |
if (attributeDescriptor.getType() != DataTypes.GEOMETRY) {
|
859 |
return object;
|
860 |
} |
861 |
geom = coerce(attributeDescriptor.getGeomType(),(Geometry) object); |
862 |
srs = attributeDescriptor.getSRS(); |
863 |
if (srs != null) { |
864 |
wkb = geom.convertToWKBForcingType(getProviderSRID(srs), attributeDescriptor.getGeomType().getType()); |
865 |
} else {
|
866 |
wkb = geom.convertToWKB(); |
867 |
} |
868 |
return wkb;
|
869 |
} catch (Exception e) { |
870 |
throw new DalValueToJDBCException(attributeDescriptor, object,e); |
871 |
} |
872 |
} |
873 |
|
874 |
public String getSqlColumnTypeDescription(FeatureAttributeDescriptor attr) { |
875 |
switch (attr.getType()) {
|
876 |
case DataTypes.STRING:
|
877 |
if (attr.getSize() < 1 || attr.getSize() > 255) { |
878 |
return "text"; |
879 |
} else {
|
880 |
return "varchar(" + attr.getSize() + ")"; |
881 |
} |
882 |
case DataTypes.BOOLEAN:
|
883 |
return "bool"; |
884 |
|
885 |
case DataTypes.BYTE:
|
886 |
return "smallint"; |
887 |
|
888 |
case DataTypes.DATE:
|
889 |
return "date"; |
890 |
|
891 |
case DataTypes.TIMESTAMP:
|
892 |
return "timestamp"; |
893 |
|
894 |
case DataTypes.TIME:
|
895 |
return "time"; |
896 |
|
897 |
case DataTypes.BYTEARRAY:
|
898 |
case DataTypes.GEOMETRY:
|
899 |
return "blob"; |
900 |
|
901 |
case DataTypes.DOUBLE:
|
902 |
// if (attr.getPrecision() > 0) {
|
903 |
// return "double precision(" + attr.getPrecision() + ')';
|
904 |
// } else {
|
905 |
//It works with PostgreSQL and MySQL. Check with others
|
906 |
return "double precision"; |
907 |
// }
|
908 |
case DataTypes.FLOAT:
|
909 |
return "real"; |
910 |
|
911 |
case DataTypes.INT:
|
912 |
if (attr.isAutomatic() && allowAutomaticValues()) {
|
913 |
return "serial"; |
914 |
} else {
|
915 |
return "integer"; |
916 |
} |
917 |
case DataTypes.LONG:
|
918 |
if (attr.isAutomatic()) {
|
919 |
return "bigserial"; |
920 |
} else {
|
921 |
return "bigint"; |
922 |
} |
923 |
|
924 |
default:
|
925 |
String typeName = (String) attr.getAdditionalInfo("SQLTypeName"); |
926 |
if (typeName != null) { |
927 |
return typeName;
|
928 |
} |
929 |
|
930 |
throw new UnsupportedDataTypeException(attr.getDataTypeName(), attr |
931 |
.getType()); |
932 |
} |
933 |
} |
934 |
|
935 |
public int getProviderSRID(String srs) { |
936 |
return -1; |
937 |
} |
938 |
|
939 |
public int getProviderSRID(IProjection srs) { |
940 |
return -1; |
941 |
} |
942 |
|
943 |
public String getSqlFieldName(FeatureAttributeDescriptor attribute) { |
944 |
return escapeFieldName(attribute.getName());
|
945 |
} |
946 |
|
947 |
public String getSqlFieldDescription(FeatureAttributeDescriptor attr) |
948 |
throws DataException {
|
949 |
|
950 |
/**
|
951 |
* column_name data_type [ DEFAULT default_expr ] [ column_constraint [
|
952 |
* ... ] ]
|
953 |
*
|
954 |
* where column_constraint is:
|
955 |
*
|
956 |
* [ CONSTRAINT constraint_name ] { NOT NULL | NULL | UNIQUE | PRIMARY
|
957 |
* KEY | CHECK (expression) | REFERENCES reftable [ ( refcolumn ) ] [
|
958 |
* MATCH FULL | MATCH PARTIAL | MATCH SIMPLE ] [ ON DELETE action ] [ ON
|
959 |
* UPDATE action ] } [ DEFERRABLE | NOT DEFERRABLE ] [ INITIALLY
|
960 |
* DEFERRED | INITIALLY IMMEDIATE ]
|
961 |
*/
|
962 |
|
963 |
StringBuilder strb = new StringBuilder(); |
964 |
// name
|
965 |
strb.append(escapeFieldName(attr.getName())); |
966 |
strb.append(" ");
|
967 |
|
968 |
// Type
|
969 |
strb.append(this.getSqlColumnTypeDescription(attr));
|
970 |
strb.append(" ");
|
971 |
|
972 |
boolean allowNull = attr.allowNull()
|
973 |
&& !(attr.isPrimaryKey() || attr.isAutomatic()); |
974 |
// Default
|
975 |
if (attr.getDefaultValue() == null) { |
976 |
if (allowNull) {
|
977 |
strb.append("DEFAULT NULL ");
|
978 |
} |
979 |
} else {
|
980 |
String value = getDefaltFieldValueString(attr);
|
981 |
strb.append("DEFAULT '");
|
982 |
strb.append(value); |
983 |
strb.append("' ");
|
984 |
} |
985 |
|
986 |
// Null
|
987 |
if (allowNull) {
|
988 |
strb.append("NULL ");
|
989 |
} else {
|
990 |
strb.append("NOT NULL ");
|
991 |
} |
992 |
|
993 |
// Primery key
|
994 |
if (attr.isPrimaryKey()) {
|
995 |
strb.append("PRIMARY KEY ");
|
996 |
} |
997 |
return strb.toString();
|
998 |
} |
999 |
|
1000 |
/**
|
1001 |
* @deprecated use getDefaultFieldValueString this has a type writer error.
|
1002 |
*/
|
1003 |
protected String getDefaltFieldValueString(FeatureAttributeDescriptor attr) |
1004 |
throws WriteException {
|
1005 |
return getDefaultFieldValueString(attr);
|
1006 |
} |
1007 |
|
1008 |
protected String getDefaultFieldValueString(FeatureAttributeDescriptor attr) |
1009 |
throws WriteException {
|
1010 |
return dalValueToJDBC(attr, attr.getDefaultValue()).toString();
|
1011 |
} |
1012 |
|
1013 |
public String compoundLimitAndOffset(long limit, long offset) { |
1014 |
StringBuilder sql = new StringBuilder(); |
1015 |
// limit
|
1016 |
if (limit > 0) { |
1017 |
sql.append(" limit ");
|
1018 |
sql.append(limit); |
1019 |
sql.append(' ');
|
1020 |
} |
1021 |
|
1022 |
// offset
|
1023 |
if (offset > 0) { |
1024 |
sql.append(" offset ");
|
1025 |
sql.append(offset); |
1026 |
sql.append(' ');
|
1027 |
} |
1028 |
return sql.toString();
|
1029 |
} |
1030 |
|
1031 |
public boolean supportOffset() { |
1032 |
return true; |
1033 |
} |
1034 |
|
1035 |
public List getAdditionalSqlToCreate(NewDataStoreParameters ndsp, |
1036 |
FeatureType fType) { |
1037 |
// TODO Auto-generated method stub
|
1038 |
return null; |
1039 |
} |
1040 |
|
1041 |
|
1042 |
public String stringJoin(List listToJoin,String sep){ |
1043 |
StringBuilder strb = new StringBuilder(); |
1044 |
stringJoin(listToJoin,sep,strb); |
1045 |
return strb.toString();
|
1046 |
} |
1047 |
|
1048 |
public void stringJoin(List listToJoin, String sep, StringBuilder strb) { |
1049 |
if (listToJoin.size() < 1) { |
1050 |
return;
|
1051 |
} |
1052 |
if (listToJoin.size() > 1) { |
1053 |
for (int i = 0; i < listToJoin.size() - 1; i++) { |
1054 |
strb.append(listToJoin.get(i)); |
1055 |
strb.append(sep); |
1056 |
} |
1057 |
} |
1058 |
strb.append(listToJoin.get(listToJoin.size() - 1));
|
1059 |
} |
1060 |
|
1061 |
/**
|
1062 |
* Inform that provider has supports for geometry store and operations
|
1063 |
* natively
|
1064 |
*
|
1065 |
* @return
|
1066 |
*/
|
1067 |
protected boolean supportsGeometry() { |
1068 |
return false; |
1069 |
} |
1070 |
|
1071 |
public boolean allowAutomaticValues() { |
1072 |
if (allowAutomaticValues == null) { |
1073 |
ConnectionAction action = new ConnectionAction(){
|
1074 |
|
1075 |
public Object action(Connection conn) throws DataException { |
1076 |
|
1077 |
ResultSet rs;
|
1078 |
try {
|
1079 |
DatabaseMetaData meta = conn.getMetaData();
|
1080 |
rs = meta.getTypeInfo(); |
1081 |
try{
|
1082 |
while (rs.next()) {
|
1083 |
if (rs.getInt("DATA_TYPE") == java.sql.Types.INTEGER) { |
1084 |
if (rs.getBoolean("AUTO_INCREMENT")) { |
1085 |
return Boolean.TRUE; |
1086 |
} else {
|
1087 |
return Boolean.FALSE; |
1088 |
} |
1089 |
} |
1090 |
} |
1091 |
}finally{
|
1092 |
try{ rs.close();} catch (SQLException ex) {logger.error("Exception closing resulset", ex);}; |
1093 |
} |
1094 |
} catch (SQLException e) { |
1095 |
throw new JDBCSQLException(e); |
1096 |
} |
1097 |
return Boolean.FALSE; |
1098 |
} |
1099 |
|
1100 |
}; |
1101 |
|
1102 |
|
1103 |
|
1104 |
try {
|
1105 |
allowAutomaticValues = (Boolean) doConnectionAction(action);
|
1106 |
} catch (Exception e) { |
1107 |
logger.error("Exception checking for automatic integers", e);
|
1108 |
allowAutomaticValues = Boolean.FALSE;
|
1109 |
} |
1110 |
} |
1111 |
return allowAutomaticValues.booleanValue();
|
1112 |
} |
1113 |
|
1114 |
public boolean supportsUnion() { |
1115 |
if (supportsUnions == null) { |
1116 |
ConnectionAction action = new ConnectionAction() {
|
1117 |
|
1118 |
public Object action(Connection conn) throws DataException { |
1119 |
|
1120 |
try {
|
1121 |
DatabaseMetaData meta = conn.getMetaData();
|
1122 |
return new Boolean(meta.supportsUnion()); |
1123 |
} catch (SQLException e) { |
1124 |
throw new JDBCSQLException(e); |
1125 |
} |
1126 |
} |
1127 |
|
1128 |
}; |
1129 |
|
1130 |
try {
|
1131 |
supportsUnions = (Boolean) doConnectionAction(action);
|
1132 |
} catch (Exception e) { |
1133 |
logger.error("Exception checking for unions support", e);
|
1134 |
supportsUnions = Boolean.FALSE;
|
1135 |
} |
1136 |
} |
1137 |
return supportsUnions.booleanValue();
|
1138 |
} |
1139 |
|
1140 |
protected String getIdentifierQuoteString() { |
1141 |
if (identifierQuoteString == null) { |
1142 |
ConnectionAction action = new ConnectionAction() {
|
1143 |
|
1144 |
public Object action(Connection conn) throws DataException { |
1145 |
|
1146 |
try {
|
1147 |
DatabaseMetaData meta = conn.getMetaData();
|
1148 |
return meta.getIdentifierQuoteString();
|
1149 |
} catch (SQLException e) { |
1150 |
throw new JDBCSQLException(e); |
1151 |
} |
1152 |
} |
1153 |
|
1154 |
}; |
1155 |
|
1156 |
try {
|
1157 |
identifierQuoteString = (String) doConnectionAction(action);
|
1158 |
} catch (Exception e) { |
1159 |
logger.error("Exception checking for unions support", e);
|
1160 |
identifierQuoteString = " ";
|
1161 |
} |
1162 |
} |
1163 |
return identifierQuoteString;
|
1164 |
} |
1165 |
|
1166 |
protected boolean isReservedWord(String field) { |
1167 |
// TODO
|
1168 |
return false; |
1169 |
} |
1170 |
|
1171 |
} |