svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_dalfile / src / org / gvsig / fmap / dal / store / dbf / DBFStoreProvider.java @ 39207
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package org.gvsig.fmap.dal.store.dbf; |
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|
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import java.io.File; |
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import java.io.IOException; |
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import java.nio.charset.Charset; |
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import java.text.DateFormat; |
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import java.text.ParseException; |
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import java.util.ArrayList; |
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import java.util.Date; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Locale; |
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|
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import org.apache.commons.io.FileUtils; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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|
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.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.FileHelper; |
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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.FileNotFoundException; |
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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.exception.UnsupportedVersionException; |
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import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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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.FeatureSet; |
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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.exception.UnknownDataTypeException; |
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import org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureProvider; |
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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.resource.ResourceAction; |
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import org.gvsig.fmap.dal.resource.exception.AccessResourceException; |
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import org.gvsig.fmap.dal.resource.exception.ResourceException; |
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import org.gvsig.fmap.dal.resource.exception.ResourceExecuteException; |
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import org.gvsig.fmap.dal.resource.exception.ResourceNotifyChangesException; |
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import org.gvsig.fmap.dal.resource.exception.ResourceNotifyCloseException; |
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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.dal.serverexplorer.filesystem.FilesystemServerExplorer; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters; |
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import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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import org.gvsig.fmap.dal.store.dbf.utils.DbaseFile; |
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import org.gvsig.metadata.MetadataLocator; |
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import org.gvsig.metadata.MetadataManager; |
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import org.gvsig.metadata.exceptions.MetadataException; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException; |
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import org.gvsig.tools.exception.BaseException; |
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|
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public class DBFStoreProvider extends AbstractFeatureStoreProvider implements |
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ResourceConsumer { |
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|
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private static final Logger LOG = LoggerFactory.getLogger(DBFStoreProvider.class); |
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|
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public static String NAME = "DBF"; |
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public static String DESCRIPTION = "DBF file"; |
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private static final Locale ukLocale = new Locale("en", "UK"); |
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|
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public static final String METADATA_DEFINITION_NAME = NAME; |
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private static final String METADATA_ENCODING = "Encoding"; |
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private static final String METADATA_CODEPAGE = "CodePage"; |
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|
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private DbaseFile dbfFile = null; |
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private ResourceProvider dbfResource;
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private long counterNewsOIDs = -1; |
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private DBFFeatureWriter writer;
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|
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private static long lastLogTime = 0; |
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|
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|
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protected static void registerMetadataDefinition() throws MetadataException { |
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MetadataManager manager = MetadataLocator.getMetadataManager(); |
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if( manager.getDefinition(METADATA_DEFINITION_NAME)==null ) { |
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manager.addDefinition( |
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METADATA_DEFINITION_NAME, |
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DBFStoreParameters.class.getResourceAsStream("DBFStoreMetadata.xml"),
|
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DBFStoreParameters.class.getClassLoader() |
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); |
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} |
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} |
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|
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public DBFStoreProvider(DBFStoreParameters params,
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DataStoreProviderServices storeServices) |
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throws InitializeException {
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super(
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params, |
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storeServices, |
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FileHelper.newMetadataContainer(METADATA_DEFINITION_NAME) |
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); |
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this.init(params, storeServices);
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} |
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|
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protected DBFStoreProvider(DBFStoreParameters params,
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DataStoreProviderServices storeServices, DynObject metadata) |
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throws InitializeException {
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super(params, storeServices, metadata);
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this.init(params, storeServices);
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} |
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|
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protected void init(DBFStoreParameters params, |
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DataStoreProviderServices storeServices) throws InitializeException {
|
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if( params == null ) { |
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throw new InitializeException( new NullPointerException("params is null") ); |
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} |
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File theFile = getDBFParameters().getDBFFile();
|
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if( theFile == null ) { |
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throw new InitializeException( new NullPointerException("dbf file is null") ); |
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} |
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initResource(params, storeServices); |
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|
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Charset charset = params.getEncoding();
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this.dbfFile = new DbaseFile(theFile, charset); |
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|
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writer = new DBFFeatureWriter(this.getProviderName()); |
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|
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this.initFeatureType();
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|
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} |
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|
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public Object getDynValue(String name) throws DynFieldNotFoundException { |
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try {
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this.open();
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} catch (OpenException e) {
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throw new RuntimeException(e); |
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} |
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if( METADATA_ENCODING.equalsIgnoreCase(name) ) {
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return this.dbfFile.getOriginalCharset(); |
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} else if( METADATA_CODEPAGE.equalsIgnoreCase(name) ) { |
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return new Byte(this.dbfFile.getCodePage()); |
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} |
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return super.getDynValue(name); |
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} |
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|
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protected void initResource(DBFStoreParameters params, |
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DataStoreProviderServices storeServices) throws InitializeException {
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|
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File theFile = getDBFParameters().getDBFFile();
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dbfResource = |
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this.createResource(FileResource.NAME,
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new Object[] { theFile.getAbsolutePath() }); |
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dbfResource.addConsumer(this);
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} |
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|
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public String getProviderName() { |
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return NAME;
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} |
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|
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protected DBFStoreParameters getDBFParameters() {
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return (DBFStoreParameters) super.getParameters(); |
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} |
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|
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|
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public DataServerExplorer getExplorer() throws ReadException { |
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DataManager manager = DALLocator.getDataManager(); |
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FilesystemServerExplorerParameters params; |
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try {
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params = (FilesystemServerExplorerParameters) manager |
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.createServerExplorerParameters(FilesystemServerExplorer.NAME); |
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params.setRoot(this.getDBFParameters().getDBFFile().getParent());
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return manager.openServerExplorer(FilesystemServerExplorer.NAME,params);
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} catch (DataException e) {
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throw new ReadException(this.getProviderName(), e); |
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} catch (ValidateDataParametersException e) {
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// TODO Auto-generated catch block
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throw new ReadException(this.getProviderName(), e); |
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} |
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} |
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|
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protected FeatureProvider internalGetFeatureProviderByReference(
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FeatureReferenceProviderServices reference, FeatureType featureType) |
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throws DataException {
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return this.getFeatureProviderByIndex( |
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((Long) reference.getOID()).longValue(), featureType);
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} |
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|
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public void performChanges(Iterator deleteds, Iterator inserteds, |
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Iterator updateds, Iterator originalFeatureTypesUpdated) |
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throws PerformEditingException {
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try {
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final FeatureStore store =
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this.getStoreServices().getFeatureStore();
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getResource().execute(new ResourceAction() {
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public Object run() throws Exception { |
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FeatureSet set = null;
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DisposableIterator iter = null;
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try {
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set = store.getFeatureSet(); |
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DBFStoreParameters tmpParams = |
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(DBFStoreParameters) getDBFParameters().getCopy(); |
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|
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File tmp_file = File.createTempFile( |
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"tmp_" + System.currentTimeMillis(), ".dbf"); |
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tmp_file.deleteOnExit(); |
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|
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tmpParams.setDBFFile(tmp_file); |
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|
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writer.begin(tmpParams, store.getDefaultFeatureType(), |
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set.getSize()); |
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iter = set.fastIterator(); |
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while (iter.hasNext()) {
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Feature feature = (Feature) iter.next(); |
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writer.append(feature); |
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} |
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|
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writer.end(); |
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|
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try {
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close(); |
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} catch (CloseException e1) {
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throw new PerformEditingException(getProviderName(), e1); |
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} |
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getDBFParameters().getDBFFile().delete(); |
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|
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File target_file = getDBFParameters().getDBFFile();
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if (target_file.exists()) {
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target_file.delete(); |
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} |
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tmp_file.renameTo(target_file); |
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|
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if (tmp_file.exists() && !target_file.exists()) {
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// Renaming failed, let's simply copy.
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// We assume we cannot delete it, but we
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// used deleteOnExit and it's
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// temporary, so no problem
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LOG.info("Warning: copying tmp file instead of renaming: "
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+ target_file.getName()); |
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FileUtils.copyFile(tmp_file, target_file); |
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} |
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|
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resourcesNotifyChanges(); |
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initFeatureType(); |
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} finally {
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if (set != null) { |
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set.dispose(); |
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} |
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if (iter != null) { |
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iter.dispose(); |
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} |
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} |
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return null; |
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} |
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}); |
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} catch (ResourceExecuteException e) {
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throw new PerformEditingException(this.getProviderName(), e); |
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} |
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|
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this.counterNewsOIDs = -1; |
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} |
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|
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/*
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* ==================================================
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*/
|
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|
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public FeatureProvider createFeatureProvider(FeatureType type) throws DataException { |
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return new DBFFeatureProvider(this, type); |
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} |
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|
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|
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/*
|
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* ===================================================
|
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*/
|
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|
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|
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|
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protected void initFeatureType() throws InitializeException { |
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try {
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FeatureType defaultType = |
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this.getTheFeatureType().getNotEditableCopy();
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List types = new ArrayList(1); |
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types.add(defaultType); |
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this.getStoreServices().setFeatureTypes(types, defaultType);
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} catch (OpenException e) {
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throw new InitializeException(getResource().toString(), e); |
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} |
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} |
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|
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protected EditableFeatureType getTheFeatureType()
|
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throws InitializeException, OpenException {
|
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try {
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this.open();
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} catch (DataException e) {
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throw new InitializeException(this.getProviderName(), e); |
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} |
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return (EditableFeatureType) getResource().execute(
|
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new ResourceAction() {
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|
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public Object run() throws Exception { |
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int fieldCount = -1; |
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fieldCount = dbfFile.getFieldCount(); |
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|
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EditableFeatureType fType = |
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getStoreServices().createFeatureType(); |
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|
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fType.setHasOID(true);
|
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int precision;
|
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for (int i = 0; i < fieldCount; i++) { |
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char fieldType = dbfFile.getFieldType(i);
|
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EditableFeatureAttributeDescriptor attr; |
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|
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if (fieldType == 'L') { |
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attr = |
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fType.add(dbfFile.getFieldName(i), |
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DataTypes.BOOLEAN); |
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attr.setDefaultValue(new Boolean(false)); |
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attr.setAllowNull(false);
|
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|
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} else if ((fieldType == 'F') || (fieldType == 'N')) { |
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precision = dbfFile.getFieldDecimalLength(i); |
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if (precision > 0) { |
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attr = |
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fType.add(dbfFile.getFieldName(i), |
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DataTypes.DOUBLE, |
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dbfFile.getFieldLength(i)); |
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attr.setPrecision(precision); |
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attr.setDefaultValue(new Double(0)); |
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|
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} else {
|
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int length = dbfFile.getFieldLength(i);
|
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int type = DataTypes.INT;
|
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if (length > 9){ |
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type = DataTypes.LONG; |
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} |
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attr = |
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fType.add(dbfFile.getFieldName(i), |
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type, |
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length); |
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attr.setDefaultValue(new Integer(0)); |
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} |
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attr.setAllowNull(false);
|
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|
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} else if (fieldType == 'C') { |
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attr = |
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fType.add(dbfFile.getFieldName(i), |
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DataTypes.STRING); |
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attr.setSize(dbfFile.getFieldLength(i)); |
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attr.setDefaultValue("");
|
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|
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|
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attr.setAllowNull(false);
|
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|
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} else if (fieldType == 'D') { |
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attr = |
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fType.add(dbfFile.getFieldName(i), |
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DataTypes.DATE); |
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/*
|
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* def value 1-1-1970
|
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*/
|
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attr.setDefaultValue(new Date(0)); |
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attr.setAllowNull(false);
|
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} else {
|
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throw new InitializeException(getProviderName(), |
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new UnknownDataTypeException(
|
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dbfFile.getFieldName(i), ""
|
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+ fieldType, getProviderName())); |
376 |
} |
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} |
378 |
|
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// FeatureRules rules = fType.getRules();
|
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// rules.add(new DBFRowValidator());
|
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return fType;
|
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} |
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}); |
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} |
385 |
|
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|
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protected void loadValue(FeatureProvider featureProvider, int rowIndex, |
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FeatureAttributeDescriptor descriptor) throws ReadException {
|
389 |
|
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if (descriptor.getEvaluator() != null) { |
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// Nothing to do
|
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return;
|
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} |
394 |
|
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int dbfIndex = this.dbfFile.getFieldIndex(descriptor.getName()); |
396 |
|
397 |
if (dbfIndex < 0) { |
398 |
// Someone asked to load a field
|
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// which does not exist in the DBF file. This can happen
|
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// in editing process when a field has been added
|
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// in the current editing session, so we simply do nothing.
|
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// The expansion manager is expected to manage those new fields
|
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// and their values.
|
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long curr_time = System.currentTimeMillis(); |
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// This ensures not more than one log every 2 seconds
|
406 |
if (curr_time - lastLogTime > 2000) { |
407 |
LOG.info("Warning: The requested field does not exist in the DBF file. Assumed it's a new field in editing mode.");
|
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lastLogTime = curr_time; |
409 |
} |
410 |
return;
|
411 |
} |
412 |
|
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String value = null; |
414 |
try {
|
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value = this.dbfFile.getStringFieldValue(rowIndex, dbfIndex);
|
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} catch (DataException e) {
|
417 |
throw new ReadException(this.getProviderName(), e); |
418 |
} |
419 |
value = value.trim(); |
420 |
int fieldType = descriptor.getType();
|
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switch (fieldType) {
|
422 |
case DataTypes.STRING:
|
423 |
featureProvider.set(descriptor.getIndex(), value); |
424 |
break;
|
425 |
|
426 |
case DataTypes.DOUBLE:
|
427 |
try {
|
428 |
featureProvider.set(descriptor.getIndex(), new Double(value)); |
429 |
} catch (NumberFormatException e) { |
430 |
featureProvider.set(descriptor.getIndex(), null);
|
431 |
} |
432 |
break;
|
433 |
|
434 |
case DataTypes.INT:
|
435 |
try {
|
436 |
featureProvider.set(descriptor.getIndex(), new Integer(value)); |
437 |
} catch (NumberFormatException e) { |
438 |
featureProvider.set(descriptor.getIndex(), null);
|
439 |
} |
440 |
break;
|
441 |
|
442 |
case DataTypes.FLOAT:
|
443 |
try {
|
444 |
featureProvider.set(descriptor.getIndex(), new Float(value)); |
445 |
} catch (NumberFormatException e) { |
446 |
featureProvider.set(descriptor.getIndex(), null);
|
447 |
} |
448 |
break;
|
449 |
|
450 |
case DataTypes.LONG:
|
451 |
try {
|
452 |
featureProvider.set(descriptor.getIndex(), new Long(value)); |
453 |
} catch (NumberFormatException e) { |
454 |
featureProvider.set(descriptor.getIndex(), null);
|
455 |
} |
456 |
break;
|
457 |
|
458 |
case DataTypes.BOOLEAN:
|
459 |
if (value.equalsIgnoreCase("T")){ |
460 |
featureProvider.set(descriptor.getIndex(), Boolean.TRUE);
|
461 |
} else {
|
462 |
featureProvider.set(descriptor.getIndex(), Boolean.FALSE);
|
463 |
|
464 |
} |
465 |
break;
|
466 |
|
467 |
case DataTypes.BYTE:
|
468 |
try {
|
469 |
featureProvider.set(descriptor.getIndex(), new Byte(value)); |
470 |
} catch (NumberFormatException e) { |
471 |
featureProvider.set(descriptor.getIndex(), null);
|
472 |
} |
473 |
break;
|
474 |
|
475 |
case DataTypes.DATE:
|
476 |
if (value.equals("")){ |
477 |
value=null;
|
478 |
return;
|
479 |
} |
480 |
String year = value.substring(0, 4); |
481 |
String month = value.substring(4, 6); |
482 |
String day = value.substring(6, 8); |
483 |
DateFormat df;
|
484 |
if (descriptor.getDateFormat() == null){ |
485 |
df = DateFormat.getDateInstance(DateFormat.SHORT, |
486 |
ukLocale); |
487 |
} else{
|
488 |
df = descriptor.getDateFormat(); |
489 |
} |
490 |
/*
|
491 |
* Calendar c = Calendar.getInstance(); c.clear();
|
492 |
* c.set(Integer.parseInt(year), Integer.parseInt(month),
|
493 |
* Integer.parseInt(day)); c.set(Calendar.MILLISECOND, 0);
|
494 |
*/
|
495 |
String strAux = month + "/" + day + "/" + year; |
496 |
Date dat = null; |
497 |
try {
|
498 |
dat = df.parse(strAux); |
499 |
} catch (ParseException e) { |
500 |
throw new ReadException(this.getProviderName(), e); |
501 |
} |
502 |
featureProvider.set(descriptor.getIndex(), dat); |
503 |
break;
|
504 |
|
505 |
|
506 |
default:
|
507 |
featureProvider |
508 |
.set(descriptor.getIndex(), descriptor.getDefaultValue()); |
509 |
break;
|
510 |
} |
511 |
} |
512 |
|
513 |
|
514 |
/***
|
515 |
* NOT supported in Alter Mode
|
516 |
*
|
517 |
* @param index
|
518 |
* @return
|
519 |
* @throws ReadException
|
520 |
*/
|
521 |
protected FeatureProvider getFeatureProviderByIndex(long index) throws DataException { |
522 |
return this |
523 |
.getFeatureProviderByIndex(index, this.getStoreServices()
|
524 |
.getDefaultFeatureType()); |
525 |
} |
526 |
|
527 |
public long getFeatureCount() throws ReadException, OpenException, |
528 |
ResourceNotifyChangesException { |
529 |
this.open();
|
530 |
return ((Long) getResource().execute(new ResourceAction() { |
531 |
public Object run() throws Exception { |
532 |
return Long.valueOf(dbfFile.getRecordCount()); |
533 |
} |
534 |
})).longValue(); |
535 |
} |
536 |
|
537 |
public FeatureSetProvider createSet(FeatureQuery query, FeatureType featureType)
|
538 |
throws DataException {
|
539 |
return new DBFSetProvider(this, query, featureType); |
540 |
} |
541 |
|
542 |
public boolean canCreate() { |
543 |
return true; |
544 |
} |
545 |
|
546 |
public boolean canWriteGeometry(int geometryType, int geometrySubType) throws DataException { |
547 |
return false; |
548 |
} |
549 |
|
550 |
public void open() throws OpenException { |
551 |
if (this.dbfFile.isOpen()) { |
552 |
return;
|
553 |
} |
554 |
try {
|
555 |
getResource().execute(new ResourceAction() {
|
556 |
public Object run() throws Exception { |
557 |
openFile(); |
558 |
resourcesOpen(); |
559 |
return null; |
560 |
} |
561 |
}); |
562 |
|
563 |
} catch (ResourceExecuteException e) {
|
564 |
throw new OpenException(this.getProviderName(), e); |
565 |
} |
566 |
} |
567 |
|
568 |
protected void openFile() throws FileNotFoundException, |
569 |
UnsupportedVersionException, IOException, DataException {
|
570 |
this.dbfFile.open();
|
571 |
} |
572 |
|
573 |
public void close() throws CloseException { |
574 |
if (dbfFile == null || !this.dbfFile.isOpen()) { |
575 |
return;
|
576 |
} |
577 |
super.close();
|
578 |
//Cerrar recurso
|
579 |
try {
|
580 |
getResource().execute(new ResourceAction() {
|
581 |
public Object run() throws Exception { |
582 |
closeFile(); |
583 |
resourcesNotifyClose(); |
584 |
return null; |
585 |
} |
586 |
}); |
587 |
} catch (ResourceExecuteException e) {
|
588 |
throw new CloseException(this.getProviderName(), e); |
589 |
} |
590 |
} |
591 |
|
592 |
protected void closeFile() throws CloseException { |
593 |
this.dbfFile.close();
|
594 |
} |
595 |
|
596 |
@Override
|
597 |
protected void doDispose() throws BaseException { |
598 |
this.close();
|
599 |
dbfFile = null;
|
600 |
disposeResource(); |
601 |
super.doDispose();
|
602 |
} |
603 |
|
604 |
protected void disposeResource() { |
605 |
this.dbfResource.removeConsumer(this); |
606 |
dbfResource = null;
|
607 |
} |
608 |
|
609 |
public boolean closeResourceRequested(ResourceProvider resource) { |
610 |
try {
|
611 |
this.close();
|
612 |
} catch (CloseException e) {
|
613 |
return false; |
614 |
} |
615 |
return true; |
616 |
} |
617 |
|
618 |
public boolean allowWrite() { |
619 |
File file;
|
620 |
try {
|
621 |
file = ((File) this.dbfResource.get()); |
622 |
} catch (AccessResourceException e) {
|
623 |
return false; |
624 |
} |
625 |
return file.canWrite();
|
626 |
} |
627 |
|
628 |
public void refresh() throws OpenException { |
629 |
try {
|
630 |
this.close();
|
631 |
} catch (CloseException e) {
|
632 |
throw new OpenException(this.getProviderName(), e); |
633 |
} |
634 |
this.open();
|
635 |
try {
|
636 |
this.initFeatureType();
|
637 |
} catch (InitializeException e) {
|
638 |
throw new OpenException(this.getProviderName(), e); |
639 |
} |
640 |
} |
641 |
|
642 |
/**
|
643 |
*
|
644 |
* @param index
|
645 |
* @param featureType
|
646 |
* @return
|
647 |
* @throws ReadException
|
648 |
*/
|
649 |
protected FeatureProvider getFeatureProviderByIndex(long index, |
650 |
FeatureType featureType) throws DataException {
|
651 |
FeatureProvider featureProvider = this.createFeatureProvider(featureType);
|
652 |
featureProvider.setOID(new Long(index)); |
653 |
return featureProvider;
|
654 |
} |
655 |
|
656 |
protected void initFeatureProviderByIndex(FeatureProvider featureProvider, |
657 |
long index, FeatureType featureType) throws DataException { |
658 |
featureProvider.setOID(new Long(index)); |
659 |
} |
660 |
|
661 |
/**
|
662 |
*
|
663 |
* @param featureProvider
|
664 |
* @throws DataException
|
665 |
*/
|
666 |
protected void loadFeatureProviderByIndex(FeatureProvider featureProvider) |
667 |
throws DataException {
|
668 |
|
669 |
long index = ((Long) featureProvider.getOID()).longValue(); |
670 |
int rec_count = this.dbfFile.getRecordCount(); |
671 |
|
672 |
if (index >= rec_count) {
|
673 |
|
674 |
ReadException rex = new ReadException(NAME,
|
675 |
new ArrayIndexOutOfBoundsException( |
676 |
"Index of requested feature (" +
|
677 |
index + ") is >= record count (" + rec_count + ")")); |
678 |
|
679 |
LOG.info("Error while loading feature. ", rex);
|
680 |
throw rex;
|
681 |
} |
682 |
|
683 |
Iterator iterator = featureProvider.getType().iterator();
|
684 |
while (iterator.hasNext()) {
|
685 |
FeatureAttributeDescriptor descriptor = |
686 |
(FeatureAttributeDescriptor) iterator.next(); |
687 |
this.loadValue(featureProvider, (int) index, descriptor); |
688 |
} |
689 |
} |
690 |
|
691 |
public int getOIDType() { |
692 |
return DataTypes.LONG;
|
693 |
} |
694 |
|
695 |
public Object createNewOID() { |
696 |
if (this.counterNewsOIDs < 0) { |
697 |
try {
|
698 |
this.counterNewsOIDs = this.getFeatureCount(); |
699 |
} catch (DataException e) {
|
700 |
e.printStackTrace(); |
701 |
} |
702 |
|
703 |
}else{
|
704 |
this.counterNewsOIDs++;
|
705 |
} |
706 |
return new Long(counterNewsOIDs); |
707 |
} |
708 |
|
709 |
public boolean supportsAppendMode() { |
710 |
return true; |
711 |
} |
712 |
|
713 |
|
714 |
public void append(final FeatureProvider featureProvider) |
715 |
throws DataException {
|
716 |
getResource().execute(new ResourceAction() {
|
717 |
public Object run() throws Exception { |
718 |
writer.append(getStoreServices().createFeature(featureProvider)); |
719 |
return null; |
720 |
} |
721 |
}); |
722 |
} |
723 |
|
724 |
public void beginAppend() throws DataException { |
725 |
this.close();
|
726 |
getResource().execute(new ResourceAction() {
|
727 |
public Object run() throws Exception { |
728 |
writer.begin(getDBFParameters(), |
729 |
getStoreServices().getDefaultFeatureType(), |
730 |
getStoreServices().getFeatureStore().getFeatureCount()); |
731 |
return null; |
732 |
} |
733 |
}); |
734 |
} |
735 |
|
736 |
public void endAppend() throws DataException { |
737 |
getResource().execute(new ResourceAction() {
|
738 |
public Object run() throws Exception { |
739 |
writer.end(); |
740 |
resourcesNotifyChanges(); |
741 |
counterNewsOIDs = -1;
|
742 |
return null; |
743 |
} |
744 |
}); |
745 |
} |
746 |
|
747 |
/*
|
748 |
* (non-Javadoc)
|
749 |
*
|
750 |
* @see
|
751 |
* org.gvsig.fmap.dal.resource.spi.ResourceConsumer#resourceChanged(org.
|
752 |
* gvsig.fmap.dal.resource.spi.ResourceProvider)
|
753 |
*/
|
754 |
public void resourceChanged(ResourceProvider resource) { |
755 |
this.getStoreServices().notifyChange(
|
756 |
DataStoreNotification.RESOURCE_CHANGED, |
757 |
resource); |
758 |
} |
759 |
|
760 |
/**
|
761 |
*
|
762 |
* @throws ResourceNotifyChangesException
|
763 |
*/
|
764 |
protected void resourcesNotifyChanges() |
765 |
throws ResourceNotifyChangesException {
|
766 |
this.dbfResource.notifyChanges();
|
767 |
} |
768 |
|
769 |
/**
|
770 |
* @throws ResourceNotifyCloseException
|
771 |
*
|
772 |
*/
|
773 |
protected void resourcesNotifyClose() throws ResourceNotifyCloseException { |
774 |
this.dbfResource.notifyClose();
|
775 |
} |
776 |
|
777 |
/**
|
778 |
* @throws ResourceNotifyOpenException
|
779 |
*
|
780 |
*/
|
781 |
protected void resourcesOpen() throws ResourceNotifyOpenException { |
782 |
this.dbfResource.notifyOpen();
|
783 |
} |
784 |
|
785 |
public Object getSourceId() { |
786 |
return this.getDBFParameters().getFile(); |
787 |
} |
788 |
|
789 |
public String getName() { |
790 |
String name = this.getDBFParameters().getFile().getName(); |
791 |
int n = name.lastIndexOf("."); |
792 |
if( n<1 ) { |
793 |
return name;
|
794 |
} |
795 |
return name.substring(0, n); |
796 |
} |
797 |
|
798 |
public String getFullName() { |
799 |
return this.getDBFParameters().getFile().getAbsolutePath(); |
800 |
} |
801 |
|
802 |
protected void resourceCloseRequest() throws ResourceException { |
803 |
this.dbfResource.closeRequest();
|
804 |
} |
805 |
|
806 |
public ResourceProvider getResource() {
|
807 |
return dbfResource;
|
808 |
} |
809 |
} |