gvsig-raster / org.gvsig.raster.tools / branches / org.gvsig.raster.tools_dataaccess_refactoring / org.gvsig.raster.tools.app.basic / src / main / java / org / gvsig / raster / tools / app / basic / raster / gui / wizard / PrepareLayerAskWritableDirectory.java @ 2385
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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.raster.tools.app.basic.raster.gui.wizard; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.io.File; |
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import java.util.Map; |
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import javax.swing.JOptionPane; |
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import org.gvsig.app.prepareAction.PrepareContext; |
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import org.gvsig.app.prepareAction.PrepareDataStoreParameters; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.coverage.store.parameter.RasterDataParameters; |
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import org.gvsig.gui.beans.buttonspanel.ButtonsPanel; |
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import org.gvsig.i18n.Messages; |
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import org.gvsig.raster.mainplugin.beans.createlayer.WritableFolderPanel; |
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import org.gvsig.tools.exception.BaseException; |
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/**
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* Mechanism to detect if a layer is in a folder with write permission. If the user does not have
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* permission to write, the application need a directory with this permission to write metadata files.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class PrepareLayerAskWritableDirectory implements PrepareDataStoreParameters, ActionListener { |
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private DataStoreParameters newParameters = null; |
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private DataStoreParameters oldParameters = null; |
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private String selectedPath = null; |
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private boolean applyToAllLayers = false; |
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public DataStoreParameters prepare(DataStoreParameters storeParameters,
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PrepareContext context) throws BaseException {
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if(!(storeParameters instanceof RasterDataParameters) || |
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((RasterDataParameters)storeParameters).isSourceTiled()) |
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return storeParameters;
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oldParameters = storeParameters; |
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String uri = ((RasterDataParameters)storeParameters).getURI();
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String folder = uri;
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String layerName = uri;
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if(uri.contains(File.separator)) { |
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folder = getFolder(uri) ; |
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layerName = getLayerName(uri); |
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} else {
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folder = System.getProperty("user.home"); |
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} |
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if(!isValidFolder(folder)) {
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if(applyToAllLayers) {
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setFolderToNewDataParameters(selectedPath); |
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} else {
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WritableFolderPanel panel = new WritableFolderPanel(folder, this, layerName); |
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applyToAllLayers = panel.aplyAllFiles(); |
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} |
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} else {
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return oldParameters;
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} |
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return newParameters;
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} |
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private String getFolder(String uri) { |
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return uri.substring(0, uri.lastIndexOf(File.separator)); |
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} |
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private String getLayerName(String uri) { |
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int lastSeparator = uri.lastIndexOf(File.separator); |
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return uri.substring(lastSeparator + 1, uri.length()); |
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} |
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public void actionPerformed(ActionEvent e) { |
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if(e.getID() == 0) { //Cambio de directorio |
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selectedPath = e.getActionCommand(); |
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} |
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if(e.getID() == ButtonsPanel.BUTTON_ACCEPT) {
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if(isValidFolder(selectedPath)) {
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setFolderToNewDataParameters(selectedPath); |
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} else {
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JOptionPane.showMessageDialog(null, Messages.getText("folder_not_writable"), "", JOptionPane.WARNING_MESSAGE); |
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newParameters = null;
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} |
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} |
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if(e.getID() == ButtonsPanel.BUTTON_CANCEL) {
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newParameters = null;
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} |
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} |
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private void setFolderToNewDataParameters(String path) { |
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newParameters = oldParameters; |
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newParameters.setDynValue(RasterDataParameters.FIELD_RMF_FOLDER, path); |
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} |
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private boolean isValidFolder(String folder) { |
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File path = new File(folder); |
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return (path.exists() && path.isDirectory() && path.canWrite());
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} |
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public void post(DataStoreParameters storeParameters, PrepareContext context) { |
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applyToAllLayers = false;
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} |
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public void pre(DataStoreParameters storeParameters, PrepareContext context) { |
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} |
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public void end(Object param) { |
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} |
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public String getDescription() { |
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return "Detects folders with write permission"; |
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} |
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public String getName() { |
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return "PrepareLayerAskWritableDirectory"; |
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} |
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public Object create() { |
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return this; |
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} |
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public Object create(Object[] args) { |
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return this; |
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} |
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@SuppressWarnings("unchecked") |
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public Object create(Map args) { |
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return this; |
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} |
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public void interrupted() { |
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} |
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} |