org.eclipse.emf.oda.ecore.impl

Class ResultSet

java.lang.Object

org.eclipse.emf.oda.ecore.impl.ResultSet

Direct Known Subclasses:

ResultSet.EClass, ResultSet.EDataType

public abstract class ResultSet
extends java.lang.Object

Implementation of IResultSet for EMF ODA runtime driver.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	ResultSet.Blob An implementation of IBlog for byte arrays.
protected static class	ResultSet.Clob An implementation of IClob for strings.
protected static class	ResultSet.EClass A set of results that contains instances of classes.
protected static class	ResultSet.EDataType A set of results that contains values of data types.
static class	ResultSet.JavaObject A wrapper for Java objects which works around the fact that EMF objects are not (Java) serializable and which provides a formatted text representation.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	cursor
protected int	maxRows
protected EList<?>	results
protected boolean	wasNull

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ResultSet(EList<?> results)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
static IResultSet	create(EClassifier type, EList<?> results) Creates a result set of the appropriate kind, depending on whether the specified list of results contains instances of classes or values of data types.
java.math.BigDecimal	getBigDecimal(int index)
java.math.BigDecimal	getBigDecimal(java.lang.String columnName)
IBlob	getBlob(int index)
IBlob	getBlob(java.lang.String columnName)
boolean	getBoolean(int index)
boolean	getBoolean(java.lang.String columnName)
IClob	getClob(int index)
IClob	getClob(java.lang.String columnName)
java.sql.Date	getDate(int index)
java.sql.Date	getDate(java.lang.String columnName)
double	getDouble(int index)
double	getDouble(java.lang.String columnName)
int	getInt(int index)
int	getInt(java.lang.String columnName)
java.lang.Object	getObject(int index)
java.lang.Object	getObject(java.lang.String columnName)
int	getRow()
java.lang.String	getString(int index)
java.lang.String	getString(java.lang.String columnName)
java.sql.Time	getTime(int index)
java.sql.Time	getTime(java.lang.String columnName)
java.sql.Timestamp	getTimestamp(int index)
java.sql.Timestamp	getTimestamp(java.lang.String columnName)
protected abstract java.lang.Object	getValue(int index) Returns the value (of the feature) at the specified index.
boolean	next()
void	setMaxRows(int max)
boolean	wasNull()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

results

protected final EList<?> results

maxRows

protected int maxRows

cursor

protected int cursor

wasNull

protected boolean wasNull

Constructor Detail

ResultSet

protected ResultSet(EList<?> results)

Method Detail

create

public static IResultSet create(EClassifier type,
                EList<?> results)

Creates a result set of the appropriate kind, depending on whether the specified list of results contains instances of classes or values of data types.

Parameters:

type - the type of objects in the list of results

results - the list of results from executing a query

Returns:

a result set of the appropriate kind

setMaxRows

public void setMaxRows(int max)
                throws OdaException

Throws:

OdaException

next

public boolean next()
             throws OdaException

Throws:

OdaException

close

public void close()
           throws OdaException

Throws:

OdaException

getRow

public int getRow()
           throws OdaException

Throws:

OdaException

getValue

protected abstract java.lang.Object getValue(int index)
                                      throws OdaException

Returns the value (of the feature) at the specified index.

Parameters:

index - the 1-based index of the desired value

Returns:

the value

Throws:

OdaException - if data source error occurs

getString

public java.lang.String getString(int index)
                           throws OdaException

Throws:

OdaException

getString

public java.lang.String getString(java.lang.String columnName)
                           throws OdaException

Throws:

OdaException

getInt

public int getInt(int index)
           throws OdaException

Throws:

OdaException

getInt

public int getInt(java.lang.String columnName)
           throws OdaException

Throws:

OdaException

getDouble

public double getDouble(int index)
                 throws OdaException

Throws:

OdaException

getDouble

public double getDouble(java.lang.String columnName)
                 throws OdaException

Throws:

OdaException

getBigDecimal

public java.math.BigDecimal getBigDecimal(int index)
                                   throws OdaException

Throws:

OdaException

getBigDecimal

public java.math.BigDecimal getBigDecimal(java.lang.String columnName)
                                   throws OdaException

Throws:

OdaException

getDate

public java.sql.Date getDate(int index)
                      throws OdaException

Throws:

OdaException

getDate

public java.sql.Date getDate(java.lang.String columnName)
                      throws OdaException

Throws:

OdaException

getTime

public java.sql.Time getTime(int index)
                      throws OdaException

Throws:

OdaException

getTime

public java.sql.Time getTime(java.lang.String columnName)
                      throws OdaException

Throws:

OdaException

getTimestamp

public java.sql.Timestamp getTimestamp(int index)
                                throws OdaException

Throws:

OdaException

getTimestamp

public java.sql.Timestamp getTimestamp(java.lang.String columnName)
                                throws OdaException

Throws:

OdaException

getBlob

public IBlob getBlob(int index)
              throws OdaException

Throws:

OdaException

getBlob

public IBlob getBlob(java.lang.String columnName)
              throws OdaException

Throws:

OdaException

getClob

public IClob getClob(int index)
              throws OdaException

Throws:

OdaException

getClob

public IClob getClob(java.lang.String columnName)
              throws OdaException

Throws:

OdaException

getBoolean

public boolean getBoolean(int index)
                   throws OdaException

Throws:

OdaException

getBoolean

public boolean getBoolean(java.lang.String columnName)
                   throws OdaException

Throws:

OdaException

getObject

public java.lang.Object getObject(int index)
                           throws OdaException

Throws:

OdaException

getObject

public java.lang.Object getObject(java.lang.String columnName)
                           throws OdaException

Throws:

OdaException

wasNull

public boolean wasNull()
                throws OdaException

Throws:

OdaException