svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libDielmoOpenLiDAR / src / org / gvsig / fmap / dal / store / lidar / LiDARStoreProvider.java @ 28017
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/**
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*
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*/
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package org.gvsig.fmap.dal.store.lidar; |
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import java.awt.geom.Point2D; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.IOException; |
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import java.nio.ByteOrder; |
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import java.nio.channels.FileChannel; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.gvsig.fmap.dal.DataParameters; |
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import org.gvsig.fmap.dal.DataServerExplorer; |
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import org.gvsig.fmap.dal.DataStoreNotification; |
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import org.gvsig.fmap.dal.DataTypes; |
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import org.gvsig.fmap.dal.exception.CloseException; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.exception.OpenException; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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import org.gvsig.fmap.dal.feature.EditableFeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.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.dal.feature.exception.PerformEditingException; |
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import org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureData; |
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import org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices; |
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import org.gvsig.fmap.dal.feature.spi.FeatureSetProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProviderServices; |
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import org.gvsig.fmap.dal.resource.exception.ResourceBeginException; |
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import org.gvsig.fmap.dal.resource.exception.ResourceNotifyOpenException; |
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import org.gvsig.fmap.dal.resource.file.FileResource; |
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import org.gvsig.fmap.dal.resource.spi.ResourceConsumer; |
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import org.gvsig.fmap.dal.resource.spi.ResourceProvider; |
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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.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.DelegatedDynObject; |
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import org.gvsig.tools.dynobject.DynClass; |
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import org.gvsig.tools.dynobject.DynField; |
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import org.gvsig.tools.dynobject.DynObjectManager; |
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import org.gvsig.tools.persistence.PersistenceException; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import com.dielmo.lidar.BigByteBuffer2; |
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import com.dielmo.lidar.InicializeLidar; |
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import com.dielmo.lidar.LidarHeader; |
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import com.dielmo.lidar.LidarPoint; |
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import com.dielmo.lidar.UnexpectedLidarHeaderException; |
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import com.dielmo.lidar.fieldsDescription.fieldsDescription.ColumnDescription; |
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import com.dielmo.lidar.fieldsDescription.fieldsDescription.ContainerColumnDescription; |
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/**
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* @author jmvivo
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*
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*/
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public class LiDARStoreProvider extends AbstractFeatureStoreProvider implements |
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ResourceConsumer {
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private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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private static final Logger logger = LoggerFactory.getLogger(LiDARStoreProvider.class); |
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public static String NAME = "LiDARStore"; |
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public static String DESCRIPTION = "LiDAR file"; |
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/**
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* LiDAR file.
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*/
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private File m_Fich; |
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/**
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* Temporal LiDAR file for writer. This is used in edition time.
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*/
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private File fTemp; |
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/**
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* 8 Kbytes buffer
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*/
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private BigByteBuffer2 bb;
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/**
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* Channel to read, write and manipulate the LiDAR file
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*/
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private FileChannel channel; |
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/**
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* management of input read data from LiDAR file.
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*/
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private FileInputStream fin; |
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// informacion del LiDAR
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/**
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* Definition of one type of LiDAR point.
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*/
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private LidarPoint lp;
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/**
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* Definition of one type of LiDAR header.
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*/
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private LidarHeader hdr;
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// Writer
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/**
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* Writer assigned to LiDAR
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*/
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// private LiDARWriter lidarWriter = new LiDARWriter();
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/**
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* Temporal folder to work in edition mode.
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*/
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private static String tempDirectoryPath = System |
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.getProperty("java.io.tmpdir");
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private static final String DYNCLASS_NAME = "LiDARStore"; |
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protected static DynClass DYNCLASS = null; |
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private ResourceProvider liDARResource;
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private LiDARStoreParameters liDARParams;
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private long counterNewsOIDs = -1; |
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private boolean isOpen = false; |
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public LiDARStoreProvider() throws InitializeException { |
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super();
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} |
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public LiDARStoreProvider(DataParameters params)
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throws InitializeException {
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super();
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this.liDARParams = (LiDARStoreParameters) params;
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this.dynObject = (DelegatedDynObject) ToolsLocator
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.getDynObjectManager().createDynObject(DYNCLASS); |
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this.dynObject.setDynValue("DefaultSRS", null); |
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this.dynObject.setDynValue("Envelope", null); |
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m_Fich = getLiDARParameters().getFile(); |
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liDARResource = this.createResource(FileResource.NAME,
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new Object[] { m_Fich.getAbsolutePath() }); |
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liDARResource.addConsumer(this);
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} |
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protected static void registerDynClass() { |
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DynObjectManager dynman = ToolsLocator.getDynObjectManager(); |
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DynClass dynClass; |
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DynField field; |
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if (DYNCLASS == null) { |
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dynClass = dynman.add(DYNCLASS_NAME); |
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// The SHP store parameters extend the DBF store parameters
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dynClass.extend(dynman.get(FeatureStore.DYNCLASS_NAME)); |
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DYNCLASS = dynClass; |
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} |
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} |
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private LiDARStoreParameters getLiDARParameters() {
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return this.liDARParams; |
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} |
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public FeatureStoreProvider initialize(FeatureStoreProviderServices store)
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throws InitializeException {
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super.initialize(store);
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this.initFeatureType();
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return this; |
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} |
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protected void initFeatureType() throws InitializeException { |
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try {
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this.open();
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} catch (OpenException e) {
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throw new InitializeException(NAME, e); |
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} |
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EditableFeatureType fType = this.store.createFeatureType();
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FeatureType finalFType; |
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fType.setHasOID(true);
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getFields(fType); |
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EditableFeatureAttributeDescriptor attrGeo = fType.add("GEOMETRY",
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DataTypes.GEOMETRY); |
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attrGeo.setAllowNull(false);
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attrGeo.setGeometryType(Geometry.TYPES.POINT); |
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attrGeo.setSRS(liDARParams.getSRS()); |
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fType.setDefaultGeometryAttributeName(attrGeo.getName()); |
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List types = new ArrayList(1); |
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finalFType = fType.getNotEditableCopy(); |
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types.add(finalFType); |
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this.store.setFeatureTypes(types, finalFType);
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} |
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private void getFields(EditableFeatureType fType ){ |
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ContainerColumnDescription columns = new ContainerColumnDescription();
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lp.getColumnsDescription(columns); |
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int type;
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for(int i=0;i<columns.getColumns().size();i++){ |
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type = columns.get(i).getFieldType(); |
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if(type==ColumnDescription.DOUBLE){
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fType.add(columns.get(i).getFieldName(),DataTypes.DOUBLE, columns.get(i).getFieldSize()).setPrecision(columns.get(i).getFieldPrecision()).setDefaultValue( (columns.get(i).getFieldDefaultValue()) ); |
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}else if(type==ColumnDescription.INT){ |
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fType.add(columns.get(i).getFieldName(),DataTypes.INT, columns.get(i).getFieldSize()).setPrecision(columns.get(i).getFieldPrecision()).setDefaultValue( (columns.get(i).getFieldDefaultValue()) ); |
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}else if(type==ColumnDescription.LONG){ |
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fType.add(columns.get(i).getFieldName(),DataTypes.LONG, columns.get(i).getFieldSize()).setPrecision(columns.get(i).getFieldPrecision()).setDefaultValue( (columns.get(i).getFieldDefaultValue()) ); |
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} else if(type==ColumnDescription.BYTE) { |
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fType.add(columns.get(i).getFieldName(),DataTypes.BYTE, columns.get(i).getFieldSize()).setPrecision(columns.get(i).getFieldPrecision()).setDefaultValue( (columns.get(i).getFieldDefaultValue()) ); |
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} |
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} |
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} |
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public long getFeatureCount() throws DataException { |
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this.open();
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this.liDARResource.begin();
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try {
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return hdr.getNumPointsRecord();
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} finally {
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this.liDARResource.end();
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} |
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} |
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/**
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*
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* @param index
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* @return
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* @throws DataException
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*/
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FeatureData getFeatureDataByIndex(long index, FeatureType fType)
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throws DataException {
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FeatureData data = this.createFeatureData(fType);
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this.loadFeatureDataByIndex(data, index, fType);
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return data;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider#getExplorer()
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*/
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@Override
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public DataServerExplorer getExplorer() throws ReadException { |
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// TODO Auto-generated method stub
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return null; |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider#performEditing(java.util.Iterator, java.util.Iterator, java.util.Iterator)
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*/
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@Override
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public void performEditing(Iterator deleteds, Iterator inserteds, |
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Iterator updateds) throws PerformEditingException { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#append(org.gvsig.fmap.dal.feature.Feature)
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*/
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public void append(Feature feature) throws DataException { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#beginAppend()
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*/
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public void beginAppend() throws DataException { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#canWriteGeometry(int)
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*/
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public boolean canWriteGeometry(int geometryType) throws DataException { |
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// TODO Auto-generated method stub
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return false; |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#createNewOID()
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*/
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public Object createNewOID() { |
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if (this.counterNewsOIDs < 0) { |
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// try {
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// this.counterNewsOIDs = this.getFeatureCount();
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// } catch (DataException e) {
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// e.printStackTrace();
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// }
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} else {
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this.counterNewsOIDs++;
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} |
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return new Long(counterNewsOIDs); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#createSet(org.gvsig.fmap.dal.feature.FeatureQuery)
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*/
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public FeatureSetProvider createSet(FeatureQuery query, FeatureType featureType)
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throws DataException {
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return new LiDARSetProvider(this, query, featureType); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#endAppend()
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*/
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public void endAppend() throws DataException { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#getFeatureDataByReference(org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices)
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*/
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public FeatureData getFeatureDataByReference(
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FeatureReferenceProviderServices reference) throws DataException {
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return this.getFeatureDataByReference(reference, this.store |
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.getDefaultFeatureType()); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#getFeatureDataByReference(org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices, org.gvsig.fmap.dal.feature.FeatureType)
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*/
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public FeatureData getFeatureDataByReference(
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FeatureReferenceProviderServices reference, FeatureType featureType) |
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throws DataException {
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return this.getFeatureDataByIndex((Long) reference.getOID(), |
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featureType); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#getFeatureReferenceOIDType()
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*/
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public int getFeatureReferenceOIDType() { |
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return DataTypes.LONG;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#getName()
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*/
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public String getName() { |
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return NAME;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#supportsAppendMode()
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*/
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public boolean supportsAppendMode() { |
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return false; |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.tools.persistence.Persistent#getState()
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*/
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public PersistentState getState() throws PersistenceException { |
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// TODO Auto-generated method stub
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return null; |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.tools.persistence.Persistent#loadState(org.gvsig.tools.persistence.PersistentState)
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*/
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public void loadState(PersistentState state) throws PersistenceException { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see org.gvsig.tools.persistence.Persistent#setState(org.gvsig.tools.persistence.PersistentState)
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*/
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public void setState(PersistentState state) throws PersistenceException { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.spi.DataStoreProvider#getChilds()
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*/
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public Iterator getChilds() { |
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// TODO Auto-generated method stub
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return null; |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.dal.spi.DataStoreProvider#open()
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*/
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public void open() throws OpenException { |
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if (isOpen) {
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return;
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} |
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try {
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liDARResource.begin(); |
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} catch (ResourceBeginException e1) {
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throw new OpenException(NAME, e1); |
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} |
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try {
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hdr = InicializeLidar.InizializeLidarHeader(m_Fich); |
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lp = InicializeLidar.InizializeLidarPoint(m_Fich); |
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fin = new FileInputStream(m_Fich); |
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// Open the file and then get a channel from the stream
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channel = fin.getChannel(); |
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// Get the file's size and then map it into memory
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// bb = channel.map(FileChannel.MapMode.READ_ONLY, 0, size);
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bb = new BigByteBuffer2(channel, FileChannel.MapMode.READ_ONLY); |
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bb.order(ByteOrder.LITTLE_ENDIAN);
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isOpen = true;
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liDARResource.notifyOpen(); |
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// Cargar Metadatos !!! (Envelope, SRS...)
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Envelope envelope = geomManager.createEnvelope(hdr.getMinX(), hdr |
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.getMinY(), hdr.getMaxX(), hdr.getMaxY(), SUBTYPES.GEOM2D); |
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this.dynObject.setDynValue("Envelope", envelope); |
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} catch (IOException e) { |
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throw new OpenException(NAME, e); |
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} catch (ResourceNotifyOpenException e) {
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throw new OpenException(NAME, e); |
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} catch (UnexpectedLidarHeaderException e) {
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throw new OpenException(NAME, e); |
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} catch (CreateEnvelopeException e) {
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throw new OpenException(NAME, e); |
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} finally {
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liDARResource.end(); |
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} |
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} |
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public boolean closeResourceRequested(ResourceProvider resource) { |
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try {
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this.close();
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} catch (CloseException e) {
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return false; |
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} |
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return true; |
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} |
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public boolean allowWrite() { |
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// TODO
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return false; |
| 474 |
} |
| 475 |
|
| 476 |
public void close() throws CloseException { |
| 477 |
if (!isOpen) {
|
| 478 |
return;
|
| 479 |
} |
| 480 |
try {
|
| 481 |
liDARResource.begin(); |
| 482 |
} catch (ResourceBeginException e2) {
|
| 483 |
throw new CloseException(NAME, e2); |
| 484 |
} |
| 485 |
|
| 486 |
try {
|
| 487 |
IOException ret = null; |
| 488 |
try {
|
| 489 |
channel.close(); |
| 490 |
} catch (IOException e) { |
| 491 |
ret = e; |
| 492 |
} finally {
|
| 493 |
try {
|
| 494 |
fin.close(); |
| 495 |
} catch (IOException e1) { |
| 496 |
ret = e1; |
| 497 |
} |
| 498 |
} |
| 499 |
|
| 500 |
if (ret != null) { |
| 501 |
throw ret;
|
| 502 |
} |
| 503 |
bb = null;
|
| 504 |
channel = null;
|
| 505 |
fin = null;
|
| 506 |
isOpen = false;
|
| 507 |
} catch (IOException e) { |
| 508 |
throw new CloseException(NAME, e); |
| 509 |
} finally {
|
| 510 |
liDARResource.end(); |
| 511 |
} |
| 512 |
|
| 513 |
} |
| 514 |
|
| 515 |
@Override
|
| 516 |
public void dispose() throws CloseException { |
| 517 |
this.close();
|
| 518 |
this.lp = null; |
| 519 |
this.hdr = null; |
| 520 |
liDARResource.removeConsumer(this);
|
| 521 |
liDARResource = null;
|
| 522 |
liDARParams = null;
|
| 523 |
m_Fich = null;
|
| 524 |
fTemp = null;
|
| 525 |
} |
| 526 |
|
| 527 |
@Override
|
| 528 |
public void refresh() throws OpenException { |
| 529 |
try {
|
| 530 |
this.close();
|
| 531 |
} catch (CloseException e) {
|
| 532 |
throw new OpenException(this.getName(), e); |
| 533 |
} |
| 534 |
this.open();
|
| 535 |
try {
|
| 536 |
this.initFeatureType();
|
| 537 |
} catch (InitializeException e) {
|
| 538 |
throw new OpenException(this.getName(), e); |
| 539 |
} |
| 540 |
|
| 541 |
} |
| 542 |
|
| 543 |
public void resourceChanged(ResourceProvider resource) { |
| 544 |
this.store.notifyChange(DataStoreNotification.RESOURCE_CHANGED,
|
| 545 |
resource); |
| 546 |
} |
| 547 |
|
| 548 |
public void loadFeatureDataByIndex(FeatureData data, long index, |
| 549 |
FeatureType featureType) throws DataException {
|
| 550 |
this.open();
|
| 551 |
liDARResource.begin(); |
| 552 |
|
| 553 |
try {
|
| 554 |
|
| 555 |
if (index < 0 || hdr.getNumPointsRecord() <= index) { |
| 556 |
// FIXME
|
| 557 |
throw new ArrayIndexOutOfBoundsException("" + index); |
| 558 |
} |
| 559 |
|
| 560 |
// lp.readPoint(bb, hdr, index);
|
| 561 |
|
| 562 |
data.setOID(index); |
| 563 |
|
| 564 |
FeatureAttributeDescriptor attr; |
| 565 |
Iterator iter = featureType.iterator();
|
| 566 |
|
| 567 |
Point2D.Double point;
|
| 568 |
while (iter.hasNext()) {
|
| 569 |
attr = (FeatureAttributeDescriptor) iter.next(); |
| 570 |
if (attr.getDataType() != DataTypes.GEOMETRY) {
|
| 571 |
data.set(attr.getIndex(), lp.getFieldValueByName(bb, attr |
| 572 |
.getName(), hdr, index)); |
| 573 |
} else {
|
| 574 |
point = lp.readPoint2D(bb, hdr, index); |
| 575 |
try {
|
| 576 |
data.set(attr.getIndex(), geomManager.createPoint( |
| 577 |
point.x, point.y, SUBTYPES.GEOM2D)); |
| 578 |
} catch (CreateGeometryException e) {
|
| 579 |
logger.error("Error adding a point", e);
|
| 580 |
} |
| 581 |
} |
| 582 |
} |
| 583 |
|
| 584 |
|
| 585 |
} finally {
|
| 586 |
liDARResource.end(); |
| 587 |
} |
| 588 |
|
| 589 |
} |
| 590 |
|
| 591 |
public Object getSourceId() { |
| 592 |
return this.getLiDARParameters().getFile(); |
| 593 |
} |
| 594 |
|
| 595 |
FeatureStoreProviderServices getProviderServices() {
|
| 596 |
return this.store; |
| 597 |
} |
| 598 |
} |