svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.app.document.table.app / org.gvsig.app.document.table.app.mainplugin / src / main / java / org / gvsig / app / project / documents / table / TableOperations.java @ 45696
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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.app.project.documents.table; |
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import java.awt.Component; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.text.ParseException; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import javax.json.JsonArray; |
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import javax.json.JsonObject; |
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import javax.json.JsonValue; |
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import javax.swing.JOptionPane; |
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import javax.swing.event.TableModelListener; |
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import org.apache.bcel.generic.DALOAD; |
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import org.apache.commons.collections.CollectionUtils; |
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import org.apache.commons.collections.ListUtils; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.app.ApplicationLocator; |
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import org.gvsig.app.project.documents.table.gui.CreateNewAttributePanel; |
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import org.gvsig.app.project.documents.table.gui.FeatureTableDocumentPanel; |
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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.DataTypes; |
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import org.gvsig.fmap.dal.EditingNotification; |
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import org.gvsig.fmap.dal.EditingNotificationManager; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.EditableFeature; |
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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.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureSelection; |
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import org.gvsig.fmap.dal.feature.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.feature.FeatureStoreProviderFactory; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.exception.StoreUpdateFeatureTypeException; |
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import org.gvsig.fmap.dal.swing.DALSwingLocator; |
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import org.gvsig.fmap.mapcontrol.dal.feature.swing.FeatureTable; |
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import org.gvsig.fmap.mapcontrol.dal.feature.swing.table.FeatureTableModel; |
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import org.gvsig.i18n.Messages; |
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import org.gvsig.json.Json; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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import org.gvsig.tools.swing.api.ToolsSwingLocator; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* Feature Table Operations.
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*
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* @author Vicente Caballero Navarro
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*
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*/
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public class TableOperations { |
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private static final Logger logger = LoggerFactory.getLogger(TableOperations.class); |
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public static final int MAX_FIELD_LENGTH = 254; |
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private static TableOperations fto = null; |
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private FeatureTableDocumentPanel tablePanel = null; |
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private FeatureStore featureStore;
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public static TableOperations getInstance() { |
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if (fto == null) { |
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fto = new TableOperations();
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} |
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return fto;
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} |
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public void setTablePanel(FeatureTableDocumentPanel tp) { |
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tablePanel = tp; |
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featureStore = tp.getModel().getStore(); |
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} |
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public void copyFeatures() throws DataException { |
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copy(); |
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} |
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public boolean hasSelection() { |
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return !ToolsSwingLocator.getToolsSwingManager().isClipboardEmpty();
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} |
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public void pasteFeatures() throws DataException { |
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try {
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if( featureStore==null ) { |
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return;
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} |
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List<EditableFeature> features = DALLocator.getDataManager().getFeaturesFromClipboard(
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featureStore, |
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null
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); |
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if( CollectionUtils.isEmpty(features) ) {
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return;
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} |
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for (EditableFeature feature : features) {
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if (!insertFeature(feature) ) {
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break;
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} |
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} |
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} catch (Exception e) { |
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logger.warn("Can't paste from clipboard.", e);
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} |
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} |
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private void copy() throws DataException { |
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DALLocator.getDataManager().putFeaturesInClipboard(featureStore.getFeatureSelection()); |
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} |
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public void deleteFeatures() throws DataException { |
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FeatureTableModel _ftm = this.tablePanel.getTablePanel().getTableModel();
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List<TableModelListener> tmll = removeTableModelListeners(_ftm); |
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DisposableIterator feat_iter = null;
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Feature feat = null;
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try {
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FeatureSelection selection = featureStore.createFeatureSelection(); |
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selection.select((FeatureSet) featureStore.getSelection()); |
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feat_iter = selection.fastIterator(); |
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while (feat_iter.hasNext()) {
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feat = (Feature) feat_iter.next(); |
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if (!deleteFeature(feat)) {
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return;
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} |
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} |
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} finally {
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if (feat_iter != null) { |
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feat_iter.dispose(); |
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} |
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addTableModelListeners(_ftm, tmll); |
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} |
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} |
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/**
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* @param _ftm
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* @param tmll
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*/
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private void addTableModelListeners( |
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FeatureTableModel _model, |
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List<TableModelListener> _list) { |
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Iterator<TableModelListener> iter = _list.iterator(); |
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while (iter.hasNext()) {
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_model.addTableModelListener(iter.next()); |
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} |
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_model.fireTableDataChanged(); |
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} |
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/**
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* @param ftm
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* @param class1
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* @return
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*/
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private List<TableModelListener> removeTableModelListeners(FeatureTableModel ftm) { |
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TableModelListener[] ll = ftm.getListeners(TableModelListener.class); |
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List<TableModelListener> resp = new ArrayList<>(); |
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int n = ll.length;
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for (int i = 0; i < n; i++) { |
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resp.add(ll[i]); |
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ftm.removeTableModelListener(ll[i]); |
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} |
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return resp;
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} |
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public void insertNewFeature() throws DataException { |
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EditableFeature feature = featureStore.createNewFeature(); |
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insertFeature(feature); |
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} |
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/*
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* Return false if the operation is canceled.
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*/
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private boolean insertFeature(EditableFeature feature) throws DataException { |
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EditingNotificationManager editingNotificationManager = DALSwingLocator.getEditingNotificationManager(); |
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EditingNotification notification = editingNotificationManager.notifyObservers( |
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this,
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EditingNotification.BEFORE_INSERT_FEATURE, |
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tablePanel.getDocument(), |
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featureStore, |
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feature); |
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if (notification.isCanceled()) {
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return false; |
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} |
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if (notification.shouldValidateTheFeature()) {
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if (!editingNotificationManager.validateFeature(feature)) {
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return false; |
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} |
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} |
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featureStore.insert(feature); |
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editingNotificationManager.notifyObservers( |
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this,
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EditingNotification.AFTER_INSERT_FEATURE, |
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tablePanel.getDocument(), |
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featureStore, |
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feature); |
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return true; |
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} |
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private boolean deleteFeature(Feature feature) throws DataException { |
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EditingNotificationManager editingNotification = DALSwingLocator.getEditingNotificationManager(); |
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EditingNotification notification = editingNotification.notifyObservers( |
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this,
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EditingNotification.BEFORE_REMOVE_FEATURE, |
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tablePanel.getDocument(), |
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featureStore, |
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feature); |
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if (notification.isCanceled()) {
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return false; |
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} |
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featureStore.delete(feature); |
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editingNotification.notifyObservers( |
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this,
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EditingNotification.AFTER_REMOVE_FEATURE, |
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tablePanel.getDocument(), |
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featureStore, |
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feature); |
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return true; |
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} |
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private boolean updateFeatureType(EditableFeatureType featureType) throws DataException { |
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EditingNotificationManager editingNotification = DALSwingLocator.getEditingNotificationManager(); |
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EditingNotification notification = editingNotification.notifyObservers( |
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this,
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EditingNotification.BEFORE_UPDATE_FEATURE_TYPE, |
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tablePanel.getDocument(), |
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featureStore, |
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featureType); |
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if (notification.isCanceled()) {
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return false; |
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} |
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featureStore.update(featureType); |
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editingNotification.notifyObservers( |
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this,
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EditingNotification.AFTER_UPDATE_FEATURE_TYPE, |
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tablePanel.getDocument(), |
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featureStore, |
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featureType); |
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return true; |
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} |
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public void deleteAttributes(FeatureTable table) throws DataException { |
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EditableFeatureType eft |
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= featureStore.getDefaultFeatureType().getEditable(); |
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FeatureAttributeDescriptor[] selecteds
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= table.getSelectedColumnsAttributeDescriptor(); |
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for (FeatureAttributeDescriptor selected : selecteds) {
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eft.remove(selected.getName()); |
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} |
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featureStore.update(eft); |
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} |
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public void insertAttributes(FeatureTable table) throws DataException { |
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EditableFeatureType eft = featureStore.getDefaultFeatureType().getEditable(); |
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List<String> tmpfnames = new ArrayList<>(); |
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int size = eft.size();
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for (int i = 0; i < size; i++) { |
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FeatureAttributeDescriptor ad = (FeatureAttributeDescriptor) eft.get(i); |
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tmpfnames.add(ad.getName()); |
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} |
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CreateNewAttributePanel panelNewField = new CreateNewAttributePanel(featureStore);
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panelNewField.setCurrentFieldNames(tmpfnames.toArray(new String[0])); |
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DataManager dataManager = DALLocator.getDataManager(); |
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FeatureStoreProviderFactory factory |
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= (FeatureStoreProviderFactory) dataManager. |
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getStoreProviderFactory(featureStore.getProviderName()); |
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panelNewField.setMaxAttributeNameSize(factory.getMaxAttributeNameSize()); |
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panelNewField.setOkAction(new NewFieldActionListener(panelNewField, eft));
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ApplicationLocator.getManager().getUIManager().addWindow(panelNewField); |
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featureStore.update(eft); |
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} |
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public void renameAttributes(FeatureTable table) throws DataException { |
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FeatureType _ft = featureStore.getDefaultFeatureType(); |
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FeatureAttributeDescriptor[] selecteds
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= table.getSelectedColumnsAttributeDescriptor(); |
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for (int i = selecteds.length - 1; i >= 0; i--) { |
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String newName
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= JOptionPane.showInputDialog((Component) PluginServices |
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.getMDIManager().getActiveWindow(), |
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PluginServices.getText( |
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this, "_Please_insert_new_field_name"), |
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selecteds[i] |
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.getName()); |
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if (newName == null || newName.length() == 0) { |
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continue;
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} |
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FeatureAttributeDescriptor attr = _ft.getAttributeDescriptor(newName); |
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// To be able to change the name of the attribute when it is changed
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// from uppercase to lowercase or vice versa
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if (attr != null && attr.getName().equals(newName)) { |
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NotificationManager.showMessageInfo( |
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Messages.getText("field_already_exists"), null); |
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return;
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} |
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renameAttribute(featureStore, selecteds[i].getName(), newName); |
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} |
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} |
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/**
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* This method renames a field in three steps:
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*
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* (1) add new field using type and size of old field. (2) copy value from
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* old field to new field. (3) remove old field.
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*
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* @param fs
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* @param name
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* @param newName
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* @return true if the change took place
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*/
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private static boolean renameAttribute(FeatureStore fs, String name, String newName) { |
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EditableFeatureType eft = null;
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FeatureType dft = null;
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try {
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dft = fs.getDefaultFeatureType(); |
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if (dft instanceof EditableFeatureType) { |
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eft = (EditableFeatureType) dft; |
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} else {
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eft = dft.getEditable(); |
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} |
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EditableFeatureAttributeDescriptor efad |
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= (EditableFeatureAttributeDescriptor) eft.getAttributeDescriptor(name); |
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efad.setName(newName); |
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fs.update(eft); |
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} catch (DataException de) {
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Component root_comp
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= ApplicationLocator.getManager().getRootComponent(); |
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JOptionPane.showMessageDialog(
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root_comp, |
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Messages.getText("_Unable_to_rename_attribute")
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+ ": " + de.getMessage(),
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Messages.getText("_Unable_to_rename_attribute"),
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JOptionPane.ERROR_MESSAGE);
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return false; |
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} |
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return true; |
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/*
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try {
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// ========== add new field
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eft = fs.getDefaultFeatureType().getEditable();
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FeatureAttributeDescriptor fad = eft.getAttributeDescriptor(name);
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eft.add(newName, fad.getType(), fad.getSize());
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fs.update(eft);
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} catch (DataException ex) {
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logger.info("Unable to rename attribute (" + name + " --> " + newName + ")", ex);
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ApplicationLocator.getManager().message(
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Messages.getText("_Unable_to_rename_attribute"),
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JOptionPane.ERROR_MESSAGE);
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// did not even add new field
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return false;
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}
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boolean error_when_inserting = false;
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try {
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// ========== copy value old field -> new field
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FeatureSet fset = fs.getFeatureSet();
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DisposableIterator diter = fset.fastIterator();
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Feature feat = null;
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Object val = null;
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EditableFeature efeat = null;
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while (diter.hasNext()) {
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feat = (Feature) diter.next();
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val = feat.get(name);
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efeat = feat.getEditable();
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efeat.set(newName, val);
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fset.update(efeat);
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}
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diter.dispose();
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|
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// Closing editing to check that store admits new field
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fs.finishEditing();
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} catch (DataException ex) {
|
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|
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logger.info("Error while renaming att to: " + newName, ex);
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String final_msg = getLastMessage(ex);
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JOptionPane.showMessageDialog(
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root_comp,
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Messages.getText("_Unable_to_rename_attribute")
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+ ": " + final_msg,
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Messages.getText("_Rename_column"),
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JOptionPane.ERROR_MESSAGE);
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error_when_inserting = true;
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}
|
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|
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if (error_when_inserting) {
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try {
|
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// Trying to remove new field and leave table as it was
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eft.remove(newName);
|
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fs.update(eft);
|
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} catch (DataException ex) {
|
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// Unable to remove added field but user was
|
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// already notified that something went wrong
|
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}
|
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// Not changed
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return false;
|
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}
|
441 |
|
442 |
|
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try {
|
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// Finally reopen editing and delete old field
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fs.edit(FeatureStore.MODE_FULLEDIT);
|
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eft = fs.getDefaultFeatureType().getEditable();
|
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eft.remove(name);
|
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fs.update(eft);
|
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|
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} catch (DataException ex) {
|
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logger.info("Unable to rename attribute (" + name + " --> " + newName + ")", ex);
|
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ApplicationLocator.getManager().message(
|
453 |
Messages.getText("_Unable_to_rename_attribute"),
|
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JOptionPane.ERROR_MESSAGE);
|
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return false;
|
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}
|
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return true;
|
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*/
|
459 |
} |
460 |
|
461 |
/**
|
462 |
* Renames field in feature store
|
463 |
*
|
464 |
* @param fs
|
465 |
* @param oldname
|
466 |
* @param newname
|
467 |
* @throws DataException
|
468 |
*/
|
469 |
public static void renameColumn(FeatureStore fs, |
470 |
String oldname, String newname) throws DataException { |
471 |
|
472 |
FeatureType _ft = fs.getDefaultFeatureType(); |
473 |
if (_ft.getIndex(newname) != -1) { |
474 |
throw new StoreUpdateFeatureTypeException( |
475 |
new Exception("Attribute name already existed."), |
476 |
fs.getName()); |
477 |
} |
478 |
renameAttribute(fs, oldname, newname); |
479 |
// fs.finishEditing();
|
480 |
} |
481 |
|
482 |
public class NewFieldActionListener implements ActionListener { |
483 |
|
484 |
private CreateNewAttributePanel panel = null; |
485 |
private EditableFeatureType eft = null; |
486 |
|
487 |
public NewFieldActionListener(CreateNewAttributePanel p, EditableFeatureType t) {
|
488 |
eft = t; |
489 |
panel = p; |
490 |
} |
491 |
|
492 |
@Override
|
493 |
public void actionPerformed(ActionEvent e) { |
494 |
try {
|
495 |
EditableFeatureAttributeDescriptor ead = panel.loadFieldDescription(eft); |
496 |
if (ead == null) { |
497 |
return;
|
498 |
} |
499 |
if (ead.getType() == DataTypes.STRING
|
500 |
&& ead.getSize() > TableOperations.MAX_FIELD_LENGTH) { |
501 |
NotificationManager.showMessageInfo( |
502 |
PluginServices.getText(this,
|
503 |
"max_length_is")
|
504 |
+ ":"
|
505 |
+ TableOperations.MAX_FIELD_LENGTH, |
506 |
null);
|
507 |
ead.setSize(TableOperations.MAX_FIELD_LENGTH); |
508 |
} |
509 |
PluginServices.getMDIManager().closeWindow(panel); |
510 |
} catch (ParseException e2) { |
511 |
NotificationManager.addError(e2); |
512 |
} |
513 |
|
514 |
} |
515 |
|
516 |
} |
517 |
|
518 |
} |