Revision 21841 branches/Mobile_Compatible_Hito_1/libFMap/src-file/org/gvsig/data/datastores/vectorial/file/shp_jni/simplify/DbfDiskDataSource.java
| DbfDiskDataSource.java | ||
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import java.io.File; |
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import java.io.IOException; |
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import java.sql.Types; |
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import java.util.Date; |
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import org.apache.log4j.Logger; |
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import org.gvsig.compatible.StringUtil; |
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import org.gvsig.data.datastores.vectorial.file.shp_util.DBFDataSource; |
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import org.gvsig.exceptions.DriverException; |
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import com.hardcode.driverManager.Driver; |
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import com.hardcode.gdbms.engine.values.Value; |
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import com.hardcode.gdbms.engine.values.ValueFactory; |
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import es.prodevelop.gvsig.mobile.fmap.driver.vect.shp.ShpReader; |
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/** |
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* This class implements a JNI-based DataSource which is based on a DBF file not |
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* loaded into memory. |
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return fieldCount; |
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} |
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private Value getValueOfItsType(int fieldindex, int row) {
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private Object getValueOfItsType(int fieldindex, int row) {
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Value resp = ValueFactory.createNullValue();
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Object resp = null;
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int type = fieldTypes[fieldindex]; |
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switch (type) {
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case Types.DOUBLE: |
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double val = -81.112;
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double val = 0;
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try {
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val = ShpReader.getDbfNumberFieldValue(fileHandler, row, |
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fieldindex); |
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} catch (Throwable th) {
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logger.debug("Error: " + th.getMessage());
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} |
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resp = ValueFactory.createValue(val);
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resp = new Double(val);
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break; |
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case Types.VARCHAR: |
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resp = ValueFactory.createValue(ShpReader.getDbfStringFieldValue( |
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fileHandler, row, fieldindex)); |
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resp = ShpReader.getDbfStringFieldValue(fileHandler, row, fieldindex); |
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break; |
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case Types.DATE: |
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resp = ValueFactory.createValue(ShpReader.getDbfStringFieldValue( |
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fileHandler, row, fieldindex)); |
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resp = Date.parse(ShpReader.getDbfStringFieldValue(fileHandler, row, fieldindex)); |
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break; |
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case Types.BOOLEAN: |
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resp = ValueFactory.createValue(ShpReader.getDbfBooleanFieldValue( |
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fileHandler, row, fieldindex)); |
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resp = new Boolean(ShpReader.getDbfBooleanFieldValue(fileHandler, row, fieldindex)); |
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break; |
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} |
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return resp; |
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} |
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/** |
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* Gets a row of this data source. |
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* |
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* @param rowind |
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* the index of the row of interest |
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* @return the row as an array of values |
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*/ |
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public Value[] getRow(long rowind) throws DriverException {
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Value[] resp = new Value[fieldCount]; |
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for (int i = 0; i < fieldCount; i++) {
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resp[i] = getValueOfItsType(i, (int) rowind); |
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} |
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return resp; |
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} |
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// /**
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// * Gets a row of this data source.
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// *
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// * @param rowind
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// * the index of the row of interest
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// * @return the row as an array of values
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// */
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// public Value[] getRow(long rowind) throws DriverException {
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// Value[] resp = new Value[fieldCount];
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// for (int i = 0; i < fieldCount; i++) {
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// resp[i] = getValueOfItsType(i, (int) rowind);
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// }
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// return resp;
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// }
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/** |
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* @return an array with all the field names |
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return false; |
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} |
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/** |
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* @return the associated driver, currently unused. |
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*/ |
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public Driver getDriver() {
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logger.warn("Method getDriver() returned NULL.");
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return null; |
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} |
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// /**
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// * @return the associated driver, currently unused.
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// */
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// public Driver getDriver() {
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// logger.warn("Method getDriver() returned NULL.");
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// return null;
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// }
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/** |
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* Reloads the data source (stops and starts) |
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* |
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* @return the value of the given row and field |
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*/ |
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public Value getFieldValue(long arg0, int arg1) throws DriverException {
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public Object getFieldValue(long arg0, int arg1) throws DriverException {
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return getValueOfItsType(arg1, (int) arg0); |
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} |
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