com.sabratec.applinx.baseobject.table

Class GXTableColumnCollection

java.lang.Object

com.sabratec.applinx.baseobject.table.GXTableColumnCollection

All Implemented Interfaces:

GXITableColumnCollection, Externalizable, Serializable

public class GXTableColumnCollection
extends Object
implements GXITableColumnCollection, Externalizable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
GXTableColumnCollection()

Method Summary

Modifier and Type	Method and Description
void	addColumn(GXITableColumn column) Adds a new column to the schema.
boolean	equals(Object obj)
GXITableColumn	getColumn(int columnIndex)
GXITableColumn	getColumn(String columnName)
int	getColumnCount()
GXITableColumn[]	getColumns()
void	readExternal(ObjectInput in)
void	removeColumn(int columnIndex) Removes a column from the column's schema only, and not the actual column's data.
void	removeColumn(String columnName) Removes a column from the column's schema only, and not the actual column's data.
String	toString()
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

GXTableColumnCollection

public GXTableColumnCollection()

Method Detail

getColumns

public GXITableColumn[] getColumns()

Specified by:

getColumns in interface GXITableColumnCollection

Returns:

the column's collection as an array.

getColumnCount

public int getColumnCount()

Specified by:

getColumnCount in interface GXITableColumnCollection

Returns:

the number of columns defined for this table.

getColumn

public GXITableColumn getColumn(int columnIndex)

Specified by:

getColumn in interface GXITableColumnCollection

Parameters:

columnIndex - the index of the column to retrieve. Should range between 0 and columnCount.

Returns:

the table's column at the specified index.

See Also:

GXITableColumnCollection.getColumnCount()

getColumn

public GXITableColumn getColumn(String columnName)

Specified by:

getColumn in interface GXITableColumnCollection

Parameters:

columnName - the name of the column to retrieve.

Returns:

the table's column of the specified name.

addColumn

public void addColumn(GXITableColumn column)

Description copied from interface: GXITableColumnCollection

Adds a new column to the schema. The new column will be added at the end of the column's list.

Specified by:

addColumn in interface GXITableColumnCollection

Parameters:

column - the new column to add.

removeColumn

public void removeColumn(int columnIndex)

Description copied from interface: GXITableColumnCollection

Removes a column from the column's schema only, and not the actual column's data. To remove columns and their data, use GXITable.removeColumn

Specified by:

removeColumn in interface GXITableColumnCollection

Parameters:

columnIndex - the index of the column to remove. Should range between 0 and columnCount.

See Also:

GXITable.removeColumn(int columnIndex), GXITableColumnCollection.getColumnCount()

removeColumn

public void removeColumn(String columnName)

Description copied from interface: GXITableColumnCollection

Removes a column from the column's schema only, and not the actual column's data. To remove columns and their data, use GXITable.removeColumn

Specified by:

removeColumn in interface GXITableColumnCollection

Parameters:

columnName - the name of the column to remove.

See Also:

GXITable.removeColumn(String columnName)

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

toString

public String toString()

Overrides:

toString in class Object