RowSequence
ProgressRowSequence
public class WrapperRowSequence extends java.lang.Object implements RowSequence
This class is provided so that it can be extended by subclasses which modify the view of the base sequence in useful ways.
WrapperStarTable
Modifier and Type | Field | Description |
---|---|---|
protected RowSequence |
baseSeq |
Constructor | Description |
---|---|
WrapperRowSequence(RowSequence baseSeq) |
Constructs a new RowSequence based on a given one.
|
Modifier and Type | Method | Description |
---|---|---|
void |
close() |
Indicates that this sequence will not be required any more.
|
java.lang.Object |
getCell(int icol) |
Returns the contents of a cell in the current row.
|
java.lang.Object[] |
getRow() |
Returns the contents of the current table row, as an array
with the same number of elements as there are columns in this
table.
|
boolean |
next() |
Attempts to advances the current row to the next one.
|
java.lang.String |
toString() |
Returns an indication of the wrapper structure of this sequence.
|
protected RowSequence baseSeq
public WrapperRowSequence(RowSequence baseSeq)
baseSeq
- the base row sequencepublic boolean next() throws java.io.IOException
RowSequence
RowSequence.getCell(int)
or RowSequence.getRow()
methods.next
in interface RowSequence
java.io.IOException
- if there is some errorpublic java.lang.Object getCell(int icol) throws java.io.IOException
RowSequence
getCell
in interface RowSequence
java.io.IOException
- if there is an error reading the datapublic java.lang.Object[] getRow() throws java.io.IOException
RowSequence
getRow
in interface RowSequence
java.io.IOException
- if there is an error reading the datapublic void close() throws java.io.IOException
RowSequence
close
is undefined.close
in interface RowSequence
java.io.IOException
public java.lang.String toString()
toString
in class java.lang.Object
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