Revision 10627 trunk/libraries/libGDBMS/src/test/java/com/hardcode/gdbms/engine/strategies/SumDataSource.java
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import java.sql.Types; |
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import com.hardcode.gdbms.engine.data.driver.DriverException;
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import com.hardcode.gdbms.driver.exceptions.ReadDriverException;
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import com.hardcode.gdbms.engine.data.persistence.Memento; |
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import com.hardcode.gdbms.engine.data.persistence.MementoException; |
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import com.hardcode.gdbms.engine.data.persistence.OperationLayerMemento; |
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/** |
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* @see com.hardcode.gdbms.engine.data.FieldNameAccess#getFieldIndexByName(java.lang.String) |
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*/ |
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public int getFieldIndexByName(String fieldName) throws DriverException {
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public int getFieldIndexByName(String fieldName) throws ReadDriverException {
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if (fieldName.equals("sum"))
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return 0; |
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else |
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/** |
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* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#getFieldValue(long, int) |
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*/ |
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public Value getFieldValue(long rowIndex, int fieldId) throws DriverException {
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public Value getFieldValue(long rowIndex, int fieldId) throws ReadDriverException {
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return ValueFactory.createValue(sum); |
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} |
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/** |
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* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#getFieldCount() |
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*/ |
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public int getFieldCount() throws DriverException {
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public int getFieldCount() throws ReadDriverException {
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return 1; |
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} |
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/** |
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* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#getFieldName(int) |
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*/ |
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public String getFieldName(int fieldId) throws DriverException {
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public String getFieldName(int fieldId) throws ReadDriverException {
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return "sum"; |
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} |
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/** |
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* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#getRowCount() |
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*/ |
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public long getRowCount() throws DriverException {
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public long getRowCount() throws ReadDriverException {
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return 1; |
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} |
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/** |
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* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#getFieldType(int) |
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*/ |
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public int getFieldType(int i) throws DriverException {
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public int getFieldType(int i) throws ReadDriverException {
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return Types.INTEGER; |
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} |
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/** |
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* @see com.hardcode.gdbms.engine.data.DataSource#start() |
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*/ |
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public void start() throws DriverException {
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public void start() throws ReadDriverException {
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} |
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/** |
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* @see com.hardcode.gdbms.engine.data.DataSource#stop() |
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*/ |
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public void stop() throws DriverException {
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public void stop() throws ReadDriverException {
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} |
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/** |
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new Memento[0], getSQL()); |
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} |
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public int getFieldWidth(int i) throws DriverException {
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public int getFieldWidth(int i) throws ReadDriverException {
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return ValueFactory.createValue(sum).getWidth(); |
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} |
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