root / trunk / libraries / libGeocoding / src / org / gvsig / normalization / operations / AbstractNormalization.java @ 23019
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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 Prodevelop S.L. main development
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*/
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package org.gvsig.normalization.operations; |
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import java.sql.Types; |
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import java.text.ParseException; |
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import java.text.SimpleDateFormat; |
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import java.util.ArrayList; |
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import java.util.BitSet; |
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import java.util.Date; |
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import java.util.List; |
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import javax.swing.event.ChangeEvent; |
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import javax.swing.event.ChangeListener; |
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import org.gvsig.normalization.patterns.Datevalue; |
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import org.gvsig.normalization.patterns.Decimalvalue; |
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import org.gvsig.normalization.patterns.Element; |
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import org.gvsig.normalization.patterns.Fieldtype; |
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import org.gvsig.normalization.patterns.Integervalue; |
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import org.gvsig.normalization.patterns.Patternnormalization; |
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import org.gvsig.normalization.patterns.Stringvalue; |
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import com.hardcode.gdbms.engine.values.Vabvlue; |
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import com.hardcode.gdbms.engine.values.ValueFactory; |
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import com.iver.cit.gvsig.fmap.drivers.FieldDescription; |
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import com.iver.cit.gvsig.fmap.edition.IEditableSource; |
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import com.iver.cit.gvsig.project.documents.table.ProjectTable; |
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import com.iver.cit.gvsig.project.documents.table.gui.Table; |
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/**
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* @author <a href="mailto:jsanz@prodevelop.es"> Jorge Gaspar Sanz Salinas</a>
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* @author <a href="mailto:vsanjaime@prodevelop.es"> Vicente Sanjaime Calvet</a>
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*/
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public abstract class AbstractNormalization implements Normalization, |
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ChangeListener {
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@SuppressWarnings("unchecked") |
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private List listeners = new ArrayList(); |
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// ATTRIBUTES
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protected NormAlgorithm nAlgorithm;
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// Pattern
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protected Patternnormalization pattern;
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protected String[] nameNewFields; |
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protected int[] posNameNewFields; |
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/**
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* builder
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*
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* @param pat
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* pattern
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*/
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public AbstractNormalization(Patternnormalization pat) {
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this.pattern = pat;
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nAlgorithm = new NormAlgorithm(pat);
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nAlgorithm.registerListener(this);
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loadNamesNewFields(); |
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} |
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/**
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* This method gets the name of the main field
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*
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* @param _tab
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* @return name of the selected field
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*/
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public static String getNameMainField(Table _tab) { |
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BitSet _columnSelected = _tab.getSelectedFieldIndices();
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int po = _columnSelected.nextSetBit(0); |
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ProjectTable oriPT = _tab.getModel(); |
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IEditableSource ies = oriPT.getModelo(); |
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FieldDescription[] fd = ies.getFieldsDescription();
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String name = fd[po].getFieldName();
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return name.toUpperCase();
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} |
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/**
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* Get the pattern
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*
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* @return pattern
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*/
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public Patternnormalization getPattern() {
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return pattern;
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} |
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/**
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* Get the number of rows
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*
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* @return number of rows
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*/
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public abstract long getRowCount(); |
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/**
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* This method formats the date from a date pattern
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*
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* @see http://java.sun.com/j2se/1.5.0/docs/api/java/text/SimpleDateFormat.html
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*
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* @param date
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* @param pattern
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* @return Value
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* @throws ParseException
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*/
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public Value formatDates(String date, String pattern) throws ParseException { |
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Value result = ValueFactory.createNullValue(); |
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Date fecha = null; |
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SimpleDateFormat sdf = new SimpleDateFormat(pattern); |
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fecha = sdf.parse(date); |
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result = ValueFactory.createValue(fecha); |
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return result;
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} |
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/**
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* This method in its base implementations returns the same value as the
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* rowCount method
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*
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* @return number of rows estimated
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*/
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public long getEstimatedRowCount() { |
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return getRowCount();
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} |
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/**
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* Tasks necessary before normalize
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*
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* @return process ok
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*/
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public boolean preProcess() { |
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return false; |
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} |
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/**
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* Tasks necessary after normalize
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*
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* @return process ok
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*/
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public boolean postProcess() { |
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return false; |
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} |
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/**
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* Get the number of the new imported fields
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*
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* @return number of imported fields
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*/
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public int numNewImportedFields() { |
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int contImported = 0; |
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int contTotal = this.pattern.getElements().size(); |
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for (int i = 0; i < contTotal; i++) { |
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if (((Element) this.pattern.getElements().get(i)).getImportfield()) { |
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contImported++; |
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} |
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} |
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return contImported;
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} |
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/**
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* Register a listeners
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*
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* @param l
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* listener
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*/
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@SuppressWarnings("unchecked") |
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public void registerListener(ChangeListener l) { |
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this.listeners.add(l);
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} |
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/**
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* Remove a listener
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*
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* @param l
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* listener
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*/
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public void removeListener(ChangeListener l) { |
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this.listeners.remove(l);
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} |
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/**
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* Renove all listeners
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*/
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public void removeAllListeners() { |
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this.nAlgorithm.removeAllListeners();
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this.listeners.clear();
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} |
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/**
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*
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* @param evt
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*/
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public void update(ChangeEvent evt) { |
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for (int i = 0; i < listeners.size(); i++) { |
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((ChangeListener) listeners.get(i)).stateChanged(evt);
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} |
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} |
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/**
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* Add a new message
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*
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* @param message
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*/
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public void update(String message) { |
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ChangeEvent evt = new ChangeEvent(message); |
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update(evt); |
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} |
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/**
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* Add new event
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*
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* @param e
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*/
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public void stateChanged(ChangeEvent e) { |
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update(e); |
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} |
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/**
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* Delete all listeners
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*/
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public void clearConsoleInfo() { |
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listeners.clear(); |
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} |
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/**
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* This method loads the names of the new fields and his position
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*/
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@SuppressWarnings("unchecked") |
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protected void loadNamesNewFields() { |
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int co = pattern.getElements().size();
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ArrayList eles = new ArrayList(); |
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ArrayList pos = new ArrayList(); |
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for (int i = 0; i < co; i++) { |
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Element ade = (Element) pattern.getElements().get(i); |
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if (ade.getImportfield()) {
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eles.add(ade.getFieldname()); |
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pos.add(new Integer(i)); |
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} |
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} |
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int cou = eles.size();
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nameNewFields = new String[cou]; |
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posNameNewFields = new int[cou]; |
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String aux;
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int auxint;
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for (int i = 0; i < cou; i++) { |
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aux = (String) eles.get(i);
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auxint = ((Integer) pos.get(i)).intValue();
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nameNewFields[i] = aux; |
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posNameNewFields[i] = auxint; |
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} |
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} |
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/**
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* This method gets the Date format of a field from pattern
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*
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* @param posi
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* @return date formatted
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*/
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protected String getDateFormat(int posi) { |
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String format = ""; |
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Element adres = (Element) pattern.getElements().get(posi); |
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format = adres.getFieldtype().getDatevalue().getDatevalueformat(); |
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return format;
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} |
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/**
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* This method gets the field type from the pattern
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*
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* @param adr
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* @return field description
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*/
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protected FieldDescription readAddressNormPattern(Element adr) { |
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FieldDescription fd = new FieldDescription();
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// Field Name and Field Alias
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fd.setFieldName(adr.getFieldname()); |
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fd.setFieldAlias(adr.getFieldname()); |
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// Field Type and particular width, precision
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Fieldtype nft = adr.getFieldtype(); |
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// Field type (STRING)
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if (((Stringvalue) nft.getStringvalue()) != null) { |
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fd.setFieldType(Types.VARCHAR);
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Stringvalue strVal = ((Stringvalue) nft.getStringvalue()); |
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fd.setFieldLength(strVal.getStringvaluewidth()); |
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} |
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// Field type (DATE)
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if (((Datevalue) nft.getDatevalue()) != null) { |
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fd.setFieldType(Types.DATE);
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Datevalue dateVal = ((Datevalue) nft.getDatevalue()); |
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dateVal.getDatevalueformat().trim().length(); |
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fd.setFieldLength(dateVal.getDatevalueformat().trim().length()); |
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} |
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// Field type (INTEGER)
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if (((Integervalue) nft.getIntegervalue()) != null) { |
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fd.setFieldType(Types.INTEGER);
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Integervalue intVal = ((Integervalue) nft.getIntegervalue()); |
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fd.setFieldLength(intVal.getIntegervaluewidth()); |
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} |
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// Field type (DOUBLE)
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if (((Decimalvalue) nft.getDecimalvalue()) != null) { |
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fd.setFieldType(Types.DOUBLE);
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Decimalvalue decVal = ((Decimalvalue) nft.getDecimalvalue()); |
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fd.setFieldLength(decVal.getDecimalvalueint()); |
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fd.setFieldDecimalCount(decVal.getDecimalvaluedec()); |
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} |
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return fd;
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} |
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protected Value createValue(int row, int tipoCampo, int posi, String cadena) { |
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Value val = ValueFactory.createNullValue(); |
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// DATE
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if (tipoCampo == Types.DATE) { |
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try {
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String format = getDateFormat(posi);
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val = formatDates(cadena, format); |
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return val;
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} catch (Exception e) { |
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val = ValueFactory.createNullValue(); |
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update("ERROR.errorformattingdaterow." + (row + 1)); |
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} |
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} |
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// Integer
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if (tipoCampo == Types.INTEGER) { |
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try {
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val = ValueFactory.createValueByType(cadena, tipoCampo); |
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return val;
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} catch (Exception e) { |
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val = ValueFactory.createNullValue(); |
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update("ERROR.errorformattingintegerrow." + (row + 1)); |
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} |
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} |
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// Decimal
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if (tipoCampo == Types.DOUBLE) { |
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try {
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val = ValueFactory.createValueByType(cadena, tipoCampo); |
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return val;
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} catch (Exception e) { |
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val = ValueFactory.createNullValue(); |
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update("ERROR.errorformattingdecimalrow." + (row + 1)); |
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} |
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} |
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// String
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if (tipoCampo == Types.VARCHAR) { |
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try {
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val = ValueFactory.createValueByType(cadena, tipoCampo); |
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return val;
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} catch (Exception e) { |
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val = ValueFactory.createNullValue(); |
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update("ERROR.errorformattingstringrow." + (row + 1)); |
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} |
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} |
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return val;
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} |
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} |