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defines an interface that wraps around a row set.
Method Summary | |
void |
close()
clse the row set |
java.lang.Object |
evaluate(org.eclipse.birt.data.engine.api.IBaseExpression expr)
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java.lang.Object |
evaluate(java.lang.String expr)
evaluate the expression using current row. |
int |
getEndingGroupLevel()
Returns the 1-based index of the outermost group in which the current row is the first row. |
IRowMetaData |
getMetaData()
returns the definition for the data row |
int |
getStartingGroupLevel()
Returns the 1-based index of the outermost group in which the current row is the last row. |
boolean |
isEmpty()
Judges if the IRowSet is empty or not |
boolean |
next()
move the row to next. |
Method Detail |
public IRowMetaData getMetaData()
public boolean next()
public int getStartingGroupLevel()
public int getEndingGroupLevel()
public java.lang.Object evaluate(java.lang.String expr)
expr
- expression, must be prepared in DTE.prepared().
public java.lang.Object evaluate(org.eclipse.birt.data.engine.api.IBaseExpression expr)
public void close()
public boolean isEmpty() throws org.eclipse.birt.core.exception.BirtException
org.eclipse.birt.core.exception.BirtException
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