svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.file / org.gvsig.fmap.dal.file.shp / src / main / java / org / gvsig / fmap / dal / store / shp / SHPFilesystemServerProvider.java @ 40435
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2008 IVER T.I. S.A. {{Task}}
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*/
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/**
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*
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*/
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package org.gvsig.fmap.dal.store.shp; |
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import java.io.File; |
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import java.io.IOException; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.DataServerExplorer; |
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import org.gvsig.fmap.dal.DataStore; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.NewDataStoreParameters; |
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import org.gvsig.fmap.dal.exception.CreateException; |
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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.RemoveException; |
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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.FeatureType; |
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import org.gvsig.fmap.dal.resource.ResourceAction; |
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import org.gvsig.fmap.dal.resource.exception.ResourceNotifyChangesException; |
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import org.gvsig.fmap.dal.resource.file.FileResource; |
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import org.gvsig.fmap.dal.resource.spi.MultiResource; |
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import org.gvsig.fmap.dal.resource.spi.ResourceProvider; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.AbsolutePathRequiredException; |
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import org.gvsig.fmap.dal.store.dbf.DBFFilesystemServerProvider; |
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/**
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* @author jmvivo
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*
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*/
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public class SHPFilesystemServerProvider extends DBFFilesystemServerProvider { |
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public boolean accept(File pathname) { |
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return pathname.getName().toLowerCase().endsWith(".shp"); |
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} |
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public int getMode() { |
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return DataServerExplorer.MODE_GEOMETRY|DataServerExplorer.MODE_FEATURE;
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} |
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public boolean canCreate() { |
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return true; |
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} |
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// private FileResource[] createResources(File[] files)
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// throws InitializeException {
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// FileResource[] result = new FileResource[files.length];
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// for (int i = 0; i < files.length; i++) {
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// result[i] = this.createResource(files[i]);
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// }
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//
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// return result;
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// }
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private ResourceProvider createResource(File shpFile, File[] otherFiles) |
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throws InitializeException {
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Object[] shpParams = new Object[] { shpFile.getAbsolutePath() }; |
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MultiResource resource = |
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(MultiResource) serverExplorer.getServerExplorerProviderServices() |
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.createResource(MultiResource.TYPE_NAME, shpParams); |
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resource.addResource(FileResource.NAME, shpParams, true);
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for (int i = 0; i < otherFiles.length; i++) { |
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resource.addResource(FileResource.NAME, |
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new Object[] { otherFiles[i].getAbsolutePath() }, false); |
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} |
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resource.addConsumer(this);
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return resource;
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} |
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// private FileResource createResource(File file) throws InitializeException
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// {
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// FileResource resource;
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// resource =
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// (FileResource) this.serverExplorer.getServerExplorerProviderServices()
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// .createResource(FileResource.NAME,
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// new Object[] { file.getAbsolutePath() });
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// resource.addConsumer(this);
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// return resource;
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// }
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public boolean canCreate(NewDataStoreParameters parameters) { |
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if (!super.canCreate(parameters)) { |
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return false; |
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} |
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SHPNewStoreParameters params = (SHPNewStoreParameters) parameters; |
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if (params.getSHPFile().getParentFile().canWrite()) {
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return false; |
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} |
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if (params.getSHPFile().exists()) {
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if (!params.getSHPFile().canWrite()) {
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return false; |
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} |
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} |
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if (params.getSHXFile().getParentFile().canWrite()) {
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return false; |
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} |
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if (params.getSHXFile().exists()) {
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if (!params.getSHXFile().canWrite()) {
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return false; |
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} |
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} |
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return true; |
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} |
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public boolean closeResourceRequested(ResourceProvider resource) { |
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// while it is using a resource anyone can't close it
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return false; |
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} |
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public void create(NewDataStoreParameters parameters, boolean overwrite) |
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throws CreateException {
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final SHPNewStoreParameters params = (SHPNewStoreParameters) parameters;
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final FeatureType fType;
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// TODO Comprobar que el campo de geometria
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final EditableFeatureType dbfFtype;
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if (params.getDefaultFeatureType() instanceof EditableFeatureType) { |
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fType = params.getDefaultFeatureType(); |
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dbfFtype = (EditableFeatureType) fType.getCopy(); |
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} else {
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fType = params.getDefaultFeatureType(); |
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dbfFtype = fType.getEditable(); |
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params.setDefaultFeatureType(fType.getEditable()); |
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} |
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SHPStoreProvider.removeGeometryColumn(dbfFtype); |
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EditableFeatureAttributeDescriptor efad = SHPStoreProvider.addGeometryColumn((EditableFeatureType) fType); |
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efad.setGeometryType(params.getGeometryType()); |
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File dbfFile = params.getDBFFile();
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File shpFile = params.getSHPFile();
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File shxFile = params.getSHXFile();
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if (!shpFile.isAbsolute()) {
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throw new AbsolutePathRequiredException(shpFile.getPath()); |
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} |
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if (!dbfFile.isAbsolute()) {
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throw new AbsolutePathRequiredException(dbfFile.getPath()); |
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} |
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if (!shxFile.isAbsolute()) {
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throw new AbsolutePathRequiredException(shxFile.getPath()); |
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} |
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// File[] files = new File[] { shpFile, shxFile, dbfFile };
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// TODO .prj file
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// FileResource[] resources;
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ResourceProvider resource; |
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try {
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// resources =
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resource = createResource(shpFile, new File[] { shxFile, dbfFile }); |
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resource.closeRequest(); |
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// closeResources(resources);
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} catch (DataException e1) {
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throw new CreateException(shpFile.getPath(), e1); |
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} |
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if (shpFile.exists()) {
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if (overwrite) {
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// FIXME
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// if (!shpFile.delete()) {
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// throw new CreateException(this.getDataStoreProviderName(),
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// new IOException(
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// "cannot delete file: " + shpFile.getPath()));
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// }
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// if (shxFile.exists()) {
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// if (!shxFile.delete()) {
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// throw new CreateException(this.getDataStoreProviderName(),
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// new IOException("cannot delete file: "
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// + shxFile.getPath()));
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// }
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//
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// }
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} else {
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throw new CreateException(this.getDataStoreProviderName(), |
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new IOException("file already exist")); |
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} |
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} |
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try {
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// beginResources(resources);
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resource.execute(new ResourceAction() {
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public Object run() throws Exception { |
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SHPFeatureWriter writer = |
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new SHPFeatureWriter(getDataStoreProviderName());
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writer.begin(params, fType, dbfFtype, 0);
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writer.end(); |
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return null; |
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} |
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}); |
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// notifyChangesResources(resources);
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resource.notifyChanges(); |
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} catch (Exception e) { |
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throw new CreateException(this.getDataStoreProviderName(), e); |
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} finally {
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// endResources(resources);
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// removeConsumer(resources);
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resource.removeConsumer(this);
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} |
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} |
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// private boolean closeResources(FileResource[] resources)
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// throws ResourceException {
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// for (int i = 0; i < resources.length; i++) {
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// // TODO
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// // if (!resources[i].closeRequest()){
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// // return false;
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// // }
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// resources[i].closeRequest();
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// }
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// return true;
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//
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// }
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private void removeConsumer(FileResource[] resources) { |
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for (int i = 0; i < resources.length; i++) { |
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resources[i].removeConsumer(this);
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} |
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} |
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// private void endResources(FileResource[] resources) {
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// for (int i = 0; i < resources.length; i++) {
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// resources[i].end();
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// }
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// }
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private void notifyChangesResources(FileResource[] resources) |
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throws ResourceNotifyChangesException {
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for (int i = 0; i < resources.length; i++) { |
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resources[i].notifyChanges(); |
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} |
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} |
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// private void beginResources(FileResource[] resources)
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// throws ResourceExecuteException {
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// for (int i = 0; i < resources.length; i++) {
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// resources[i].begin();
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// }
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//
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// }
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public NewDataStoreParameters getCreateParameters() {
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SHPNewStoreParameters params = |
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(SHPNewStoreParameters) super.getCreateParameters();
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EditableFeatureType fType = |
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(EditableFeatureType) params.getDefaultFeatureType(); |
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// SHPStoreProvider.addGeometryColumn(fType);
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// params.setDefaultFeatureType(fType);
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return params;
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} |
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protected NewDataStoreParameters createInstanceNewDataStoreParameters() {
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return new SHPNewStoreParameters(); |
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} |
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public String getDataStoreProviderName() { |
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return SHPStoreProvider.NAME;
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} |
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public String getDescription() { |
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return SHPStoreProvider.DESCRIPTION;
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} |
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public DataStoreParameters getParameters(File file) throws DataException { |
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DataManager manager = DALLocator.getDataManager(); |
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SHPStoreParameters params = |
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(SHPStoreParameters) manager.createStoreParameters(this.getDataStoreProviderName());
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params.setSHPFile(file.getPath()); |
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return params;
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} |
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public void remove(DataStoreParameters parameters) throws RemoveException { |
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SHPStoreParameters params = (SHPStoreParameters) parameters; |
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final File dbfFile = params.getDBFFile(); |
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final File shpFile = params.getSHPFile(); |
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final File shxFile = params.getSHXFile(); |
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// TODO .prj file
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// File[] files = new File[] { shpFile, shxFile, dbfFile };
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//
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// FileResource[] resources;
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File[] otherFiles = new File[] { shxFile, dbfFile }; |
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final ResourceProvider resource;
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try {
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// resources = this.createResources(files);
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resource = createResource(shpFile, otherFiles); |
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resource.closeRequest(); |
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resource.closeRequest(); |
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// closeResources(resources);
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} catch (DataException e1) {
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throw new RemoveException(shpFile.getPath(), e1); |
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} |
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try {
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// beginResources(resources);
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resource.execute(new ResourceAction() {
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public Object run() throws Exception { |
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deleteFile(shpFile); |
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deleteFile(dbfFile); |
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deleteFile(shxFile); |
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resource.notifyChanges(); |
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return null; |
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} |
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}); |
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// for (int i = 0; i < files.length; i++) {
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// if (!files[i].exists()) {
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// continue;
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// }
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// if (!files[i].delete()) {
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// throw new RemoveException(this.getDataStoreProviderName(),
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// new IOException()); // FIXME Exception
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// }
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// }
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// notifyChangesResources(resources);
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} catch (Exception e) { |
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throw new RemoveException(this.getDataStoreProviderName(), e); |
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} finally {
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// endResources(resources);
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// removeConsumer(resources);
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resource.removeConsumer(this);
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} |
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} |
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private void deleteFile(File file) throws RemoveException { |
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if (file.exists() && !file.delete()) {
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throw new RemoveException(this.getDataStoreProviderName(), |
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new IOException()); // FIXME Exception |
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} |
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} |
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public String getResourceRootPathName(DataStore dataStore) { |
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SHPStoreParameters shpParams = (SHPStoreParameters) dataStore.getParameters(); |
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return removeFileExtension(shpParams.getSHPFile());
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} |
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} |