Revision 10627 trunk/libraries/libFMap/src/com/iver/cit/gvsig/fmap/layers/VectorialAdapter.java
| VectorialAdapter.java | ||
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import java.awt.Image; |
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import java.awt.geom.Rectangle2D; |
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import java.io.IOException; |
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import com.hardcode.driverManager.DriverLoadException; |
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import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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import com.hardcode.gdbms.engine.data.DataSource; |
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import com.hardcode.gdbms.engine.data.DataSourceFactory; |
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import com.hardcode.gdbms.engine.data.driver.ObjectDriver; |
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import com.hardcode.gdbms.engine.data.edition.DataWare; |
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import com.hardcode.gdbms.engine.values.Value; |
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import com.iver.cit.gvsig.fmap.DriverException;
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import com.iver.cit.gvsig.exceptions.expansionfile.ExpansionFileReadException;
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import com.iver.cit.gvsig.fmap.core.DefaultFeature; |
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import com.iver.cit.gvsig.fmap.core.IFeature; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.drivers.DriverAttributes; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.IFeatureIterator; |
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import com.iver.cit.gvsig.fmap.drivers.RandomAccessFeatureIterator; |
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import com.iver.cit.gvsig.fmap.drivers.VectorialDatabaseDriver; |
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import com.iver.cit.gvsig.fmap.drivers.VectorialDriver; |
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/** |
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/** |
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* Establece el driver sobre el que act?a el adaptador |
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*
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* |
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* @param driver |
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*/ |
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public void setDriver(VectorialDriver driver) {
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/** |
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* Obtiene una referencia al objeto que implementa la interfaz vectorial con |
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* el fin de que las Strategy puedan optimizar en funci?n del driver. |
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*
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* |
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* @return VectorialDriver |
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*/ |
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public VectorialDriver getDriver() {
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/** |
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* Devuelve el DataSource a pasrtir del nombre. |
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*
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* |
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* @return DataSource. |
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*
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* |
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* @throws DriverLoadException |
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* @throws ReadDriverException |
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*/ |
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public abstract SelectableDataSource getRecordset() |
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throws DriverLoadException; |
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throws DriverLoadException, ReadDriverException;
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/** |
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* Por defecto devuelve null, y se le pone el icono por defecto. Si el |
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* driver reescribe este m?todo, se usar? este icono en el TOC. |
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*
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* |
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* @return |
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*/ |
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public Image getImageIcon() {
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/** |
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* @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getShapeCount() |
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*/ |
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public int getShapeCount() throws DriverIOException {
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try {
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return getDriver().getShapeCount(); |
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} catch (IOException e) {
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throw new DriverIOException(e); |
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} |
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public int getShapeCount() throws ReadDriverException {
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return getDriver().getShapeCount(); |
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} |
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/** |
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* @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getFullExtent() |
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*/ |
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public Rectangle2D getFullExtent() throws DriverIOException {
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public Rectangle2D getFullExtent() throws ReadDriverException {
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try {
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Rectangle2D aux = getDriver().getFullExtent(); |
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// Para evitar que una nueva capa a?adida a una vista vac?a no |
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if (aux == null) |
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aux = new Rectangle2D.Double(1,1,10,10); |
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return aux; |
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} catch (IOException e) {
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throw new DriverIOException(e);
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} catch (ExpansionFileReadException e) {
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throw new ReadDriverException(getDriver().getName(),e);
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} |
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} |
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* En la implementaci?n por defecto podemos hacer que cada feature tenga ID = |
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* numero de registro. En el DBAdapter podr?amos "overrride" este m?todo y |
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* poner como ID de la Feature el campo ?nico escogido en la base de datos. |
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*
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* |
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* @param numReg |
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* @return |
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* @throws DriverException |
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*/ |
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public IFeature getFeature(int numReg) throws DriverException {
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public IFeature getFeature(int numReg) throws ReadDriverException {
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IGeometry geom; |
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IFeature feat = null; |
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try {
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} |
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feat = new DefaultFeature(geom, regAtt, numReg + ""); |
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} catch (DriverIOException e) {
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throw new DriverException(e); |
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} catch (DriverLoadException e) {
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throw new DriverException(e); |
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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throw new DriverException(e); |
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} catch (ExpansionFileReadException e) {
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throw new ReadDriverException(getDriver().getName(),e); |
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} |
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return feat; |
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} |
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/* |
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* (non-Javadoc) |
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*
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* |
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* @see com.iver.cit.gvsig.fmap.layers.ReadableVectorial#getFeatureIterator(java.awt.geom.Rectangle2D, |
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* java.lang.String) Lo sobreescribir?n los adapters para base de datos |
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* espacial. Por defecto, suponemos un buen acceso aleatorio y usamos |
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