root / tags / v2_0_0_Build_2050 / libraries / org.gvsig.newlayer / org.gvsig.newlayer.prov / org.gvsig.newlayer.prov.file / src / main / java / org / gvsig / newlayer / prov / file / AbstractNewLayerFileProvider.java @ 38695
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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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package org.gvsig.newlayer.prov.file; |
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import java.io.File; |
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import java.util.ArrayList; |
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import java.util.List; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.DataServerExplorerParameters; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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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.ProviderNotRegisteredException; |
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import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters; |
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import org.gvsig.newlayer.NewLayerProviderPanel; |
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import org.gvsig.newlayer.NewLayerService; |
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import org.gvsig.newlayer.spi.AbstractNewLayerProvider; |
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import org.gvsig.tools.exception.BaseRuntimeException; |
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/**
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* NewLayer provider to create a shape file.
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*
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* @author gvSIG Team
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* @version $Id$
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*/
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public abstract class AbstractNewLayerFileProvider extends AbstractNewLayerProvider { |
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protected static final Logger LOG = |
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LoggerFactory.getLogger(AbstractNewLayerFileProvider.class); |
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protected List<NewLayerProviderPanel> panels = new ArrayList(); |
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protected NewLayerFileProviderPanel fileProviderPanel = null; |
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protected NewFeatureStoreParameters storeParameters = null; |
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protected AbstractNewLayerFileProvider(NewLayerService service) {
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super(service);
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fileProviderPanel = new NewLayerFileProviderPanel(this); |
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panels.add(fileProviderPanel); |
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} |
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public List<NewLayerProviderPanel> getPanels() { |
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return panels;
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} |
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public EditableFeatureType getFeatureType() {
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return this.getNewStoreParameters().getDefaultFeatureType(); |
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} |
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protected abstract String getFileParameterName(); |
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protected abstract String getFileExtension(); |
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public NewFeatureStoreParameters getNewStoreParameters() {
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DataManager dataManager = DALLocator.getDataManager(); |
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try {
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if (this.explorer == null){ |
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DataServerExplorerParameters explorerParameters = |
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dataManager.createServerExplorerParameters("FilesystemExplorer");
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this.explorer =
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dataManager.openServerExplorer("FilesystemExplorer", explorerParameters);
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} |
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File selectedFile = fileProviderPanel.getSelectedFile();
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String fileName = selectedFile.getName();
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if (fileName.indexOf(".") < 0){ |
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fileName = fileName + "." + this.getFileExtension(); |
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selectedFile = new File(selectedFile.getParent() + File.separator + fileName); |
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} |
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//If the file has not been updated, returns the same parameters
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if (this.storeParameters != null){ |
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File previousFile = (File)storeParameters.getDynValue(getFileParameterName()); |
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if (previousFile.equals(selectedFile)){
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return storeParameters;
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} |
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} |
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storeParameters = |
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(NewFeatureStoreParameters) explorer.getAddParameters(this.getStoreName());
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storeParameters.setDynValue( |
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getFileParameterName(), selectedFile); |
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return storeParameters;
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} catch (InitializeException e) {
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LOG.error("Can't initialize store parameters.");
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throw new CantInitializeStoreParametersException(e); |
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} catch (ProviderNotRegisteredException e) {
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LOG.error("Can't create store parameters, provider not registered.");
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throw new CantCreateStoreParametersException(e); |
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} catch (DataException e) {
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LOG.error("Can't create store parameters, provider not registered.");
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throw new CantCreateStoreParametersException(e); |
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} catch (ValidateDataParametersException e) {
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LOG.error("Can't create the explorter.");
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throw new CantCreateExplorerException(e); |
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} |
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} |
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public DataStoreParameters getOpenStoreParameters() {
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DataManager dataManager = DALLocator.getDataManager(); |
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try {
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File selectedFile = fileProviderPanel.getSelectedFile();
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String fileName = selectedFile.getName();
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if (fileName.indexOf(".") < 0) { |
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fileName = fileName + "." + this.getFileExtension(); |
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selectedFile = new File(selectedFile.getParent() |
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+ File.separator + fileName);
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} |
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DataStoreParameters storeParameters = (DataStoreParameters) dataManager |
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.createStoreParameters(this.getStoreName());
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storeParameters.setDynValue(getFileParameterName(), selectedFile); |
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return storeParameters;
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} catch (InitializeException e) {
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throw new CantInitializeStoreParametersException(e); |
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} catch (ProviderNotRegisteredException e) {
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throw new CantCreateStoreParametersException(e); |
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} |
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} |
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class CantCreateExplorerException extends BaseRuntimeException { |
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private static final long serialVersionUID = -3487961532247258393L; |
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private final static String MESSAGE_FORMAT = "Can't create explorer."; |
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private final static String MESSAGE_KEY = "_Cant_create_explorer"; |
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public CantCreateExplorerException(Throwable cause) { |
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super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
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} |
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} |
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class CantCreateStoreParametersException extends BaseRuntimeException { |
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private static final long serialVersionUID = -3487961532247258393L; |
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private final static String MESSAGE_FORMAT = "Can't create store parameters, provider not registered."; |
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private final static String MESSAGE_KEY = "_Cant_create_store_parameters_provider_not_registered"; |
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public CantCreateStoreParametersException(Throwable cause) { |
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super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
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} |
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} |
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class CantInitializeStoreParametersException extends BaseRuntimeException { |
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private static final long serialVersionUID = -5263149018209261288L; |
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private final static String MESSAGE_FORMAT = "Can't initialize store parameters."; |
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private final static String MESSAGE_KEY = "_Cant_initialize_store_parameters"; |
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public CantInitializeStoreParametersException(Throwable cause) { |
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super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
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} |
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} |
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} |