root / branches / v2_0_0_prep / applications / appgvSIG / src / org / gvsig / app / project / documents / table / TableDocument.java @ 33205
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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 {DiSiD Technologies} {TableDocument implementation based on the gvSIG DAL API}
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*/
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package org.gvsig.app.project.documents.table; |
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import java.text.MessageFormat; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.app.project.ProjectManager; |
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import org.gvsig.app.project.documents.AbstractDocument; |
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import org.gvsig.app.project.documents.DocumentManager; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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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.FeatureQuery; |
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import org.gvsig.fmap.dal.feature.FeatureQueryOrder; |
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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.FeatureStoreNotification; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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import org.gvsig.fmap.mapcontrol.dal.feature.swing.table.ConfigurableFeatureTableModel; |
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import org.gvsig.tools.evaluator.Evaluator; |
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import org.gvsig.tools.observer.Observable; |
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import org.gvsig.tools.observer.Observer; |
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import org.gvsig.tools.persistence.Persistent; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.gvsig.tools.persistence.exception.PersistenceException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* @author <a href="mailto:cordin@disid.com">C?sar Ordi?ana</a>
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*/
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public class TableDocument extends AbstractDocument implements Observer { |
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private static final long serialVersionUID = -1842181135614158881L; |
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final static private Logger logger = |
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LoggerFactory.getLogger(TableDocument.class); |
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private FeatureStore store;
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private String featureTypeId; |
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private String[] attributeNames; |
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private List<TableLink> linkTable; |
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private FLyrVect associatedLayer;
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private FeatureQuery query;
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private Evaluator baseFilter;
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private FeatureQueryOrder baseOrder;
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private ConfigurableFeatureTableModel tableModel;
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private Object lock = new Object(); |
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public TableDocument(DocumentManager factory) {
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super(factory);
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this.store = null; |
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this.query = null; |
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this.featureTypeId = null; |
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this.baseFilter = null; |
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this.baseOrder = null; |
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this.linkTable = new ArrayList<TableLink>(); |
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} |
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public TableDocument() {
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this(null); |
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} |
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public TableDocument(DocumentManager factory, FeatureStore store) {
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this(factory);
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setStore(store); |
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} |
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public ConfigurableFeatureTableModel getTableModel() {
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synchronized (lock) {
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if (this.tableModel == null) { |
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try {
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this.tableModel =
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new ConfigurableFeatureTableModel(getStore(),
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getQuery()); |
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} catch (DataException e) {
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NotificationManager.addError(e); |
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} |
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} |
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} |
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return this.tableModel; |
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} |
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public void setStore(FeatureStore store) { |
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if (this.store != null) { |
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throw new UnsupportedOperationException( |
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"can't set store. store already set.");
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} |
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this.store = store;
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this.store.addObserver(this); |
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this.query = null; // setQuery(store.createFeatureQuery()); |
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} |
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// private void setQuery(FeatureQuery query) {
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// this.query = query;
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// this.featureTypeId = query.getFeatureTypeId();
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// this.baseFilter = query.getFilter();
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// this.baseOrder = query.getOrder();
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// }
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@SuppressWarnings("unchecked") |
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public FeatureQuery getQuery() {
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if (this.query == null) { |
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try {
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FeatureType fType = null;
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this.query = this.store.createFeatureQuery(); |
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if (this.featureTypeId != null) { |
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Iterator<FeatureType> iter;
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iter = this.store.getFeatureTypes().iterator();
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while (iter.hasNext()) {
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fType = iter.next(); |
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if (this.featureTypeId.equals(fType.getId())) { |
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this.query.setFeatureType(fType);
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break;
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} |
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} |
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if (fType == null) { |
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throw new RuntimeException(MessageFormat.format( |
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"frature type {1} not found.",
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this.featureTypeId));
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} |
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} else {
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fType = store.getDefaultFeatureType(); |
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} |
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if (this.attributeNames != null) { |
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ArrayList<String> newNames = new ArrayList<String>(); |
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for (String name : this.attributeNames) { |
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if (fType.getIndex(name) > -1) { |
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newNames.add(name); |
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} |
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} |
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if (newNames.size() > 0) { |
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this.query.setAttributeNames(newNames.toArray(this.attributeNames)); |
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} |
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} |
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this.query.setFilter(this.baseFilter); // TODO check is valid |
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this.query.setOrder(this.baseOrder); |
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} catch (DataException e) {
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NotificationManager.addError(e); |
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return null; |
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} |
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} |
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return this.query; |
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} |
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/**
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* @return the store
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*/
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public FeatureStore getStore() {
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return store;
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} |
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// public void importFromXML(XMLEntity root, XMLEntity typeRoot,
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// int elementIndex, Project project, boolean removeDocumentsFromRoot)
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// throws XMLException, OpenException,
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// org.gvsig.fmap.dal.exception.ReadException {
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//
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// }
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//
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/**
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* Return information about the table links.
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*
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* @return List of TableLink information.
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*/
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public List<TableLink> getLinks() { |
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return this.linkTable; |
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} |
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/**
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* Devuelve el identificador de la tabla que contiene el link.
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*
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* @return identificador ?nico de la tabla.
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* @deprecated see {{@link #getLinks()}
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*/
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public String getLinkTable() { |
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if (linkTable.isEmpty()) {
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return null; |
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} |
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return linkTable.get(0).getTargetTable().getName(); |
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} |
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/**
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* Devuelve el nombre del campo de la tabla a enlazar.
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*
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* @return Nombre del campo de la tabla a enlazar.
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* @deprecated see {{@link #getLink()}
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*/
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public String getField1() { |
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if (linkTable.isEmpty()) {
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return null; |
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} |
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return this.linkTable.get(0).getSourceFieldName(); |
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} |
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/**
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* Devuelve el nombre del campo de la tabla enlazada.
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*
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* @return Nombre del campo de la tabla enlazada.
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* @deprecated see {{@link #getLink()}
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*/
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public String getField2() { |
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if (linkTable.isEmpty()) {
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return null; |
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} |
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return this.linkTable.get(0).getTargetFieldName(); |
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} |
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/**
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* Enlaza la seleccion de esta tabla con la de la tabla indicada
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*
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* @deprecated see {@link #addLinkTable(String, String, String)}
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*/
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public void setLinkTable(String targetTable, String fieldSource, |
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String fieldTarget) {
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this.addLinkTable(targetTable, fieldSource, fieldTarget);
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} |
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/**
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* Add a table link to this document.
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*
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* @param targetTable
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* @param fieldSource
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* @param fieldTarget
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*/
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public void addLinkTable(String targetTable, String fieldSource, |
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String fieldTarget) {
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TableDocument target = |
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(TableDocument) ProjectManager.getInstance() |
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.getCurrentProject() |
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.getDocument(targetTable, TableManager.TYPENAME); |
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TableLink link = new TableLink(this, target, fieldSource, fieldTarget); |
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link.setEnabled(true);
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this.linkTable.add(link);
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} |
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/**
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* remove the last link to table added.
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*
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*/
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public void removeLinkTable() { |
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if (linkTable.isEmpty()) {
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return;
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} |
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TableLink link = this.linkTable.remove(this.linkTable.size() - 1); |
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link.setEnabled(false);
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this.linkTable = null; |
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} |
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/**
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* Remove the link to the table document.
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*
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* @param name
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* of table document to remove.
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*/
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public void removeLinkTable(String name) { |
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for (TableLink link : this.linkTable) { |
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if (name.equals(link.target.getName())) {
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link.setEnabled(false);
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this.linkTable.remove(link);
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} |
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} |
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} |
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public FLyrVect getAssociatedLayer() {
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return associatedLayer;
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} |
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public void setAssociatedLayer(FLyrVect associatedLayer) { |
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this.associatedLayer = associatedLayer;
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} |
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public void update(Observable arg0, Object arg1) { |
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if (this.store.equals(arg0)) { |
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if (arg1 instanceof FeatureStoreNotification) { |
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FeatureStoreNotification event = |
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(FeatureStoreNotification) arg1; |
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if (event.getType() == FeatureStoreNotification.TRANSFORM_CHANGE
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|| event.getType() == FeatureStoreNotification.RESOURCE_CHANGED) {
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this.query = null; |
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} |
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} |
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} |
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} |
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@SuppressWarnings("unchecked") |
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public void loadFromState(PersistentState state) |
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throws PersistenceException {
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this.store = (FeatureStore) state.get("store"); |
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this.featureTypeId = state.getString("featureTypeId"); |
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this.attributeNames =
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(String[]) ((List) state.get("attributeNames")).toArray(new String[0]); |
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this.linkTable =
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new ArrayList<TableLink>((List) state.get("linkTable")); |
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this.associatedLayer = (FLyrVect) state.get("associatedLayer"); |
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this.query = (FeatureQuery) state.get("query"); |
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this.baseFilter = (Evaluator) state.get(" baseFilter"); |
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this.baseOrder = (FeatureQueryOrder) state.get("baseOrder"); |
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} |
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public void saveToState(PersistentState state) throws PersistenceException { |
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state.set("store", store);
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state.set("featureTypeId", featureTypeId);
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state.set("attributeNames", Arrays.asList(attributeNames)); |
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state.set("linkTable", linkTable);
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state.set("associatedLayer", associatedLayer);
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state.set("query", query);
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state.set("baseFilter", baseFilter);
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state.set("baseOrder", baseOrder);
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} |
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public static class TableLink implements Observer, Persistent { |
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private TableDocument source;
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private FeatureStore storeSource;
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private int fieldSource; |
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private TableDocument target;
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private FeatureStore storeTarget;
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private int fieldTarget; |
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private boolean enabled; |
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TableLink() {
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this.source = null; |
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this.target = null; |
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this.fieldSource = -1; |
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this.fieldTarget = -1; |
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this.storeSource = null; |
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this.storeTarget = null; |
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this.enabled = false; |
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} |
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public TableLink(TableDocument source, TableDocument target,
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String fieldSource, String fieldTarget) { |
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this();
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this.initialize(source, target, fieldSource, fieldTarget);
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} |
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private void initialize(TableDocument source, TableDocument target, |
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String fieldSource, String fieldTarget) { |
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this.source = source;
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this.target = target;
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this.storeSource = this.source.getStore(); |
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this.storeTarget = this.target.getStore(); |
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try {
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this.fieldSource =
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storeSource.getDefaultFeatureType().getIndex( |
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fieldSource); |
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this.fieldTarget =
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storeTarget.getDefaultFeatureType().getIndex( |
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fieldTarget); |
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} catch (DataException ex) {
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logger.error("Can't initialize TableLink", ex);
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throw new RuntimeException("Can't initialize TableLink", ex); |
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} |
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} |
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public void setEnabled(boolean enabled) { |
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if (enabled) {
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this.storeSource.addObserver(this); |
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} else {
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this.storeSource.deleteObserver(this); |
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} |
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this.enabled = enabled;
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} |
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public boolean getEnabled() { |
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return this.enabled; |
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} |
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public TableDocument getTargetTable() {
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return this.target; |
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} |
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public TableDocument getSourceTable() {
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return this.source; |
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} |
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public String getSourceFieldName() { |
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try {
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return ((FeatureAttributeDescriptor) this.storeSource.getDefaultFeatureType() |
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.get(this.fieldSource)).getName();
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} catch (DataException e) {
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logger.warn("Can't get source field name.", e);
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return null; |
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} |
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} |
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public String getTargetFieldName() { |
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try {
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return ((FeatureAttributeDescriptor) this.storeTarget.getDefaultFeatureType() |
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.get(this.fieldTarget)).getName();
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} catch (DataException e) {
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logger.warn("Can't get target field name.", e);
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return null; |
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} |
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} |
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public void update(Observable arg0, Object arg1) { |
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try {
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FeatureSet fCollection1 = |
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(FeatureSet) storeSource.getSelection(); |
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FeatureSelection fCollection2 = |
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(FeatureSelection) storeTarget.createSelection(); |
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List<Object> idx = new ArrayList<Object>(); |
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// Construimos el ?ndice
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DisposableIterator iterator1 = null;
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try {
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iterator1 = fCollection1.iterator(); |
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while (iterator1.hasNext()) {
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Feature feature = (Feature) iterator1.next(); |
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Object obj = feature.get(fieldSource);
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if (!idx.contains(obj)) {
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idx.add(obj); |
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} |
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} |
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} finally {
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if (iterator1 != null) { |
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iterator1.dispose(); |
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} |
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} |
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FeatureSet set = null;
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DisposableIterator iterator2 = null;
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try {
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set = storeTarget.getFeatureSet(); |
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iterator2 = set.iterator(); |
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while (iterator2.hasNext()) {
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Feature feature = (Feature) iterator2.next(); |
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Object obj = feature.get(fieldTarget);
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if (idx.contains(obj)) {
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fCollection2.select(feature); |
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} |
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} |
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} catch (DataException e1) {
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NotificationManager.addError(e1); |
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return;
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} finally {
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if (iterator2 != null) { |
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iterator2.dispose(); |
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} |
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if (set != null) { |
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set.dispose(); |
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} |
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} |
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// this applies the selection to the linked table
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if (storeSource != storeTarget) {
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storeTarget.setSelection(fCollection2); |
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} |
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} catch (DataException e2) {
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NotificationManager.addError(e2); |
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return;
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} |
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} |
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|
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public void loadFromState(PersistentState state) |
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throws PersistenceException {
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this.initialize((TableDocument) state.get("source"), |
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(TableDocument) state.get("target"),
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state.getString("fieldSource"),
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state.getString("fieldTarget"));
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this.setEnabled(state.getBoolean("enabled")); |
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} |
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public void saveToState(PersistentState state) |
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throws PersistenceException {
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state.set("source", this.source); |
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state.set("target", this.target); |
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state.set("fieldSource", this.getSourceFieldName()); |
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state.set("fieldTarget", this.getTargetFieldName()); |
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state.set("enabled", this.getEnabled()); |
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} |
| 525 |
|
| 526 |
} |
| 527 |
|
| 528 |
} |