gvsig-geoprocess / org.gvsig.geoprocess / trunk / org.gvsig.geoprocess / org.gvsig.geoprocess.lib / org.gvsig.geoprocess.lib.sextante / src / main / java / org / gvsig / geoprocess / lib / sextante / AbstractSextanteGeoProcess.java @ 1848
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2012 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 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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* 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.geoprocess.lib.sextante; |
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|
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import java.io.File; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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|
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import org.gvsig.fmap.dal.DataTypes; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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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.FeatureStore; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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import org.gvsig.fmap.geom.exception.CreateEnvelopeException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.IntersectsEnvelopeEvaluator; |
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import org.gvsig.geoprocess.lib.api.GeoProcess; |
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import org.gvsig.geoprocess.lib.api.GeoProcessLocator; |
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import org.gvsig.geoprocess.lib.api.GeoProcessManager; |
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import org.gvsig.geoprocess.lib.sextante.core.DefaultOutputFactory; |
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import org.gvsig.geoprocess.lib.sextante.dataObjects.FlyrVectIVectorLayer; |
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|
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import es.unex.sextante.core.AnalysisExtent; |
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import es.unex.sextante.core.GeoAlgorithm; |
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import es.unex.sextante.core.ITaskMonitor; |
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import es.unex.sextante.core.OutputFactory; |
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import es.unex.sextante.core.OutputObjectsSet; |
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import es.unex.sextante.core.Sextante; |
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import es.unex.sextante.dataObjects.IRasterLayer; |
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import es.unex.sextante.dataObjects.IVectorLayer; |
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import es.unex.sextante.exceptions.GeoAlgorithmExecutionException; |
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import es.unex.sextante.exceptions.UnsupportedOutputChannelException; |
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import es.unex.sextante.exceptions.WrongOutputIDException; |
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import es.unex.sextante.gui.algorithm.GeoAlgorithmParametersPanel; |
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import es.unex.sextante.outputs.IOutputChannel; |
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import es.unex.sextante.outputs.Output; |
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import java.math.BigDecimal; |
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import java.util.ArrayList; |
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import java.util.List; |
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import org.apache.commons.collections4.CollectionUtils; |
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import org.apache.commons.lang3.ArrayUtils; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.SpatialEvaluatorsFactory; |
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import org.gvsig.tools.evaluator.Evaluator; |
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import org.gvsig.tools.namestranslator.NamesTranslator; |
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/**
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* Base implementation for Sextante based {@link GeoProcess} objects.
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*
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* @author gvSIG Team
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* @version $Id$
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*/
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public abstract class AbstractSextanteGeoProcess extends GeoAlgorithm implements GeoProcess { |
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protected String[] attrNames = null; //targetAttrNames |
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private SimpleTaskStatusDelegated status = null; |
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protected GeometryManager geomManager = GeometryLocator.getGeometryManager();
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protected NamesTranslator namesTranslator = null; |
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@Override
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public boolean execute(ITaskMonitor task, OutputFactory outputFactory, |
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HashMap<String, String> outputMap) |
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throws GeoAlgorithmExecutionException {
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status = new SimpleTaskStatusDelegated(m_Task, getGeoProcessName());
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status.add(); |
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boolean result = false; |
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try {
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result = super.execute(task, outputFactory, outputMap);
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} finally {
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status.remove(); |
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} |
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return result;
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} |
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/**
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* This method creates a new raster layer and adds it to the set of output
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* objects of the algorithm. Use this when your algorithm generates a new
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* raster layer and you have to create it. The grid extent is taken from the
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* algorithm analysis extent (@see {@link #getAnalysisExtent()}
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*
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* @param sName The name of the layer. Has to be the same that you used to
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* define this output in the
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* @see {@link #defineCharacteristics()} method.
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* @param sDescription the long description of the output. This is the one
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* usually used to describe the layer when added to a GIS GUI
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* @param iDataType The data type. See
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* @see {@link IRasterLayer} for more info about valid values
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* @param iBands the number of bands of the new layer
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* @return a new raster layer
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* @throws UnsupportedOutputChannelException
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*/
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protected IRasterLayer getNewRORasterLayer(final String sName, |
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final String sDescription, |
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final int iDataType, |
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final int iBands) throws UnsupportedOutputChannelException { |
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final IOutputChannel channel = getOutputChannel(sName);
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final IRasterLayer newLayer = ((DefaultOutputFactory) m_OutputFactory).getNewEmptyRORasterLayer(sName, iDataType,
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m_AnalysisExtent, iBands, channel, m_CRS); |
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addOutputRasterLayer(sName, sDescription, iBands, channel, newLayer); |
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return newLayer;
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} |
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/**
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* Builds the output FeatureStore
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*
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* @param featureType
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* @return FeatureStore
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*/
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protected FeatureStore buildOutPutStore(FeatureType featureType,
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int shapeType, String sextanteLayerName, String sextanteLayerLabel) { |
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// Class<?>[] types = null;
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// if (featureType.getDefaultGeometryAttribute() != null) {
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// // Tiene campo GEOMETRY.
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// // Hay que quitarlo
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// attrNames = new String[featureType.size() - 1];
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// types = new Class[featureType.size() - 1];
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// } else {
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// attrNames = new String[featureType.size()];
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// types = new Class[featureType.size()];
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// }
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List<Class> types = new ArrayList(); |
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List<Integer> sizes = new ArrayList(); |
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List<String> theAttrNames = new ArrayList(); |
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List<FeatureAttributeDescriptor> emulateds = new ArrayList(); |
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@SuppressWarnings("unchecked") |
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Iterator<FeatureAttributeDescriptor> it = featureType.iterator();
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while (it.hasNext()) {
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FeatureAttributeDescriptor attribute = it.next(); |
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if (attribute.isComputed()) {
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emulateds.add(attribute); |
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} else {
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String attrName = attribute.getName();
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if (attribute.getDataType().getType() != DataTypes.GEOMETRY) {
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theAttrNames.add(attrName); |
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types.add(attribute.getObjectClass()); |
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sizes.add(attribute.getSize()); |
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} |
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} |
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} |
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try {
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int[] arraySizes = sizes.stream().mapToInt(i->i).toArray(); |
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FlyrVectIVectorLayer output |
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= (FlyrVectIVectorLayer) getNewVectorLayer( |
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sextanteLayerLabel, |
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sextanteLayerName, |
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shapeType, |
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types.toArray(new Class[types.size()]), |
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theAttrNames.toArray(new String[theAttrNames.size()]), |
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arraySizes |
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); |
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if (output != null) { |
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FeatureStore store = output.getFeatureStore(); |
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if (!emulateds.isEmpty()) {
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try {
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boolean needStartEditingMode = !(store.isEditing() || store.isAppending());
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if (needStartEditingMode) {
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store.edit(); |
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} |
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EditableFeatureType ft = store.getDefaultFeatureType().getEditable(); |
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for (FeatureAttributeDescriptor emulated : emulateds) {
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theAttrNames.add(emulated.getName()); |
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ft.add(emulated.getName(), emulated.getType(), emulated.getFeatureAttributeEmulator()); |
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} |
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store.update(ft); |
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if (needStartEditingMode) {
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store.finishEditing(); |
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} |
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} catch (Exception e) { |
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Sextante.addErrorToLog(e); |
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} |
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} |
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this.attrNames = theAttrNames.toArray(new String[theAttrNames.size()]); |
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return output.getFeatureStore();
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} |
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} catch (UnsupportedOutputChannelException e) {
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Sextante.addErrorToLog(e); |
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} catch (GeoAlgorithmExecutionException e) {
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Sextante.addErrorToLog(e); |
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} |
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return null; |
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} |
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|
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/**
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* Builds the output FeatureStore
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*
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* @param featureType
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* @return FeatureStore
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*/
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protected FeatureStore buildOutPutStoreFromUnion(FeatureType featureType1,
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FeatureType featureType2, int shapeType, String sextanteLayerName, |
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String sextanteLayerLabel) {
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return buildOutPutStoreFromUnion(featureType1, featureType2, shapeType,
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sextanteLayerName, sextanteLayerLabel, null, null); |
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} |
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|
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/**
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* Builds the output FeatureStore
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*
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* @param featureType
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* @return FeatureStore
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*/
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protected FeatureStore buildOutPutStoreFromUnion(FeatureType featureType1,
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FeatureType featureType2, int shapeType, String sextanteLayerName, |
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String sextanteLayerLabel, String newField, Class<?> newFieldType) { |
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NamesTranslator myNamesTranslator = getNamesTranslator(); |
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int sizeAux = 0; |
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if (newField != null && newFieldType != null) { |
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sizeAux = 1;
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} |
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Class<?>[] types = null; |
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// Tiene campo GEOMETRY. Hay que quitarlo
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if (featureType1.getDefaultGeometryAttribute() != null) { |
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attrNames |
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= new String[featureType1.size() + featureType2.size() - 2 |
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+ sizeAux]; |
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types |
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= new Class[featureType1.size() + featureType2.size() - 2 |
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+ sizeAux]; |
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} else {
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attrNames |
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= new String[featureType1.size() + featureType2.size() + sizeAux]; |
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types |
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= new Class[featureType1.size() + featureType2.size() + sizeAux]; |
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} |
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int i = 0; |
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@SuppressWarnings("unchecked") |
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Iterator<FeatureAttributeDescriptor> it = featureType1.iterator();
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myNamesTranslator.clear(); |
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List<Integer> sizes = new ArrayList(); |
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while (it.hasNext()) {
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FeatureAttributeDescriptor attribute |
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= (FeatureAttributeDescriptor) it.next(); |
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if (attribute.getDataType().getType() != DataTypes.GEOMETRY) {
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attrNames[i] = attribute.getName(); |
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myNamesTranslator.addSource(attribute.getName()); |
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types[i] = attribute.getObjectClass(); |
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int size = attribute.getSize();
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if (attribute.getObjectClass().equals(BigDecimal.class)) { |
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size = attribute.getPrecision(); |
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} |
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sizes.add(size); |
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i++; |
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} |
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} |
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|
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@SuppressWarnings("unchecked") |
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Iterator<FeatureAttributeDescriptor> it2 = featureType2.iterator();
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while (it2.hasNext()) {
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FeatureAttributeDescriptor attribute = it2.next(); |
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if (attribute.getDataType().getType() != DataTypes.GEOMETRY) {
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String attrName
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= checkAttrName(attribute.getName(), featureType1.size() - 1);
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attrNames[i] = attrName; |
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myNamesTranslator.addSource(attribute.getName()); |
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types[i] = attribute.getObjectClass(); |
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int size = attribute.getSize();
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if (attribute.getObjectClass().equals(BigDecimal.class)) { |
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size = attribute.getPrecision(); |
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} |
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sizes.add(size); |
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i++; |
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} |
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} |
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if (newField != null && newFieldType != null) { |
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attrNames[attrNames.length - 1] = newField;
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myNamesTranslator.addSource(newField); |
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types[types.length - 1] = newFieldType;
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sizes.add(0);
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} |
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int[] arrayOfSizes = sizes.stream().mapToInt(ii->ii).toArray(); |
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try {
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IVectorLayer output |
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= getNewVectorLayer(sextanteLayerLabel, sextanteLayerName, |
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shapeType, types, myNamesTranslator.getTranslatedNamesAsArray(), arrayOfSizes); |
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if (output != null) { |
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return ((FlyrVectIVectorLayer) output).getFeatureStore();
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} |
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} catch (UnsupportedOutputChannelException e) {
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Sextante.addErrorToLog(e); |
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} catch (GeoAlgorithmExecutionException e) {
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Sextante.addErrorToLog(e); |
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} |
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return null; |
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} |
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|
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/**
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* Changes the attribute name if this name is in the list.
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*
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* @param name
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* @return
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*/
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protected String checkAttrName(String name, int size) { |
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return checkAttrName(name, size, attrNames);
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} |
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|
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/**
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* Gets the shape type of the selected feature store
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*
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* @param FeatureStore source
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* @return shape type
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* @throws ReadException
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*/
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protected int getShapeType(FeatureStore storeLayer1) throws ReadException { |
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FeatureType featureType; |
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try {
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featureType = storeLayer1.getDefaultFeatureType(); |
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} catch (DataException e) {
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throw new ReadException(storeLayer1.getName(), e); |
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} |
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int indexGeom = featureType.getDefaultGeometryAttributeIndex();
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return featureType.getAttributeDescriptor(indexGeom).getGeomType()
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.getType(); |
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} |
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|
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/**
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* Returns true if it is a point layer
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*
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* @param store
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* @return
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* @throws ReadException
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*/
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protected boolean isPoint(FeatureStore store) throws ReadException { |
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return (getShapeType(store) == Geometry.TYPES.POINT || getShapeType(store) == Geometry.TYPES.MULTIPOINT);
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} |
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|
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/**
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* Returns true if it is a polygon layer
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*
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* @param store
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* @return
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* @throws ReadException
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*/
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protected boolean isPolygon(FeatureStore store) throws ReadException { |
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int type = getShapeType(store);
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return geomManager.isSubtype(Geometry.TYPES.SURFACE, type) || geomManager.isSubtype(Geometry.TYPES.MULTISURFACE, type);
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} |
381 |
|
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/**
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* Returns true if it is a line layer
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*
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* @param store
|
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* @return
|
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* @throws ReadException
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*/
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protected boolean isLine(FeatureStore store) throws ReadException { |
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int type = getShapeType(store);
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return geomManager.isSubtype(Geometry.TYPES.CURVE, type) || geomManager.isSubtype(Geometry.TYPES.MULTICURVE, type);
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} |
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|
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/**
|
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* Returns true if it is a line layer
|
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*
|
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* @param store
|
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* @return
|
399 |
* @throws ReadException
|
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*/
|
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protected boolean isUndefined(FeatureStore store) throws ReadException { |
402 |
return (getShapeType(store) == Geometry.TYPES.GEOMETRY);
|
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} |
404 |
|
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public String getGeoProcessName() { |
406 |
return getName();
|
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} |
408 |
|
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@Override
|
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protected void setProgressText(String sText) { |
411 |
super.setProgressText(sText);
|
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getStatus().message(sText); |
413 |
} |
414 |
|
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@Override
|
416 |
public boolean setProgress(int iStep, int iTotalNumberOfSteps) { |
417 |
boolean cancelled = super.setProgress(iStep, iTotalNumberOfSteps); |
418 |
SimpleTaskStatusDelegated status = getStatus(); |
419 |
status.setRangeOfValues(0, iTotalNumberOfSteps);
|
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status.setCurValue(iStep); |
421 |
if (cancelled || status.isCancelled()) {
|
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return true; |
423 |
} |
424 |
return false; |
425 |
} |
426 |
|
427 |
protected SimpleTaskStatusDelegated getStatus() {
|
428 |
return status;
|
429 |
} |
430 |
|
431 |
@Override
|
432 |
public String getCommandLineName() { |
433 |
// Override sextante command line value, as it might be the same as
|
434 |
// other sextante algorithms and some information is not shown as
|
435 |
// expected.
|
436 |
return "gvSIG-".concat(super.getCommandLineName()); |
437 |
} |
438 |
|
439 |
/**
|
440 |
* Returns the {@link GeoProcessManager}.
|
441 |
*
|
442 |
* @return the {@link GeoProcessManager}
|
443 |
*/
|
444 |
public GeoProcessManager getGeoProcessManager() {
|
445 |
return GeoProcessLocator.getGeoProcessManager();
|
446 |
} |
447 |
|
448 |
/**
|
449 |
* Returns the translation for a label depending on the current locale.
|
450 |
*
|
451 |
* @param label to translate
|
452 |
* @return text in the current locale
|
453 |
*/
|
454 |
protected String getTranslation(String label) { |
455 |
return getGeoProcessManager().getTranslation(label);
|
456 |
} |
457 |
|
458 |
public Class<? extends GeoAlgorithmParametersPanel> getCustomParametersPanelClass() { |
459 |
return null; |
460 |
} |
461 |
|
462 |
/**
|
463 |
* Gets a feature query using the analysis bounding box
|
464 |
*
|
465 |
* @param e
|
466 |
* @param store
|
467 |
* @return
|
468 |
* @throws CreateEnvelopeException
|
469 |
* @throws DataException
|
470 |
*/
|
471 |
public FeatureQuery getQueryFromAnalysisExtent(AnalysisExtent e, FeatureStore store) throws CreateEnvelopeException, DataException { |
472 |
Envelope analysisEnvelope = geomManager.createEnvelope(e.getXMin(), e.getYMin(), e.getXMax(), e.getYMax(), SUBTYPES.GEOM2D); |
473 |
FeatureQuery query = store.createFeatureQuery(); |
474 |
Evaluator filter = SpatialEvaluatorsFactory.getInstance().intersects( |
475 |
analysisEnvelope, |
476 |
store.getDefaultFeatureType().getDefaultSRS(), |
477 |
store |
478 |
); |
479 |
query.setFilter(filter); |
480 |
return query;
|
481 |
} |
482 |
|
483 |
/**
|
484 |
* Returns true if exists the output file and false i
|
485 |
*
|
486 |
* @param resultLabel
|
487 |
* @param type zero shape and one tif
|
488 |
* @return
|
489 |
*/
|
490 |
public boolean existsOutPutFile(String resultLabel, int type) { |
491 |
OutputObjectsSet ooSet = getOutputObjects(); |
492 |
Output out; |
493 |
try {
|
494 |
out = ooSet.getOutput(resultLabel); |
495 |
} catch (WrongOutputIDException e) {
|
496 |
return false; |
497 |
} |
498 |
String s = out.getOutputChannel() != null ? out.getOutputChannel().getAsCommandLineParameter() : ""; |
499 |
if (new File(s).exists()) { |
500 |
return true; |
501 |
} |
502 |
if (type == 0) { |
503 |
return (new File(s + ".shp").exists()); |
504 |
} |
505 |
if (type == 1) { |
506 |
return (new File(s + ".tif").exists()); |
507 |
} |
508 |
return false; |
509 |
} |
510 |
|
511 |
public String getOutPutFile(String resultLabel) { |
512 |
OutputObjectsSet ooSet = getOutputObjects(); |
513 |
Output out; |
514 |
try {
|
515 |
out = ooSet.getOutput(resultLabel); |
516 |
} catch (WrongOutputIDException e) {
|
517 |
return null; |
518 |
} |
519 |
return out.getOutputChannel().getAsCommandLineParameter();
|
520 |
} |
521 |
|
522 |
public ITaskMonitor getTaskMonitor() {
|
523 |
return m_Task;
|
524 |
} |
525 |
|
526 |
public void setTaskMonitor(ITaskMonitor task) { |
527 |
this.m_Task = task;
|
528 |
} |
529 |
|
530 |
public NamesTranslator getNamesTranslator() {
|
531 |
if (this.namesTranslator == null) { |
532 |
NamesTranslator dummy = NamesTranslator.createDummyTranslator(); |
533 |
if( attrNames!=null ) { |
534 |
for (String attrName : attrNames) { |
535 |
dummy.addSource(attrName); |
536 |
} |
537 |
} |
538 |
this.namesTranslator = dummy;
|
539 |
} |
540 |
return this.namesTranslator; |
541 |
} |
542 |
} |