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java.lang.Objectorg.eclipse.birt.chart.factory.DataRowExpressionEvaluatorAdapter
org.eclipse.birt.chart.internal.factory.SqlDataRowEvaluator
public class SqlDataRowEvaluator
A java.sql.ResultSet implementation for IDataRowExpressionEvaluator.
Constructor Summary | |
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SqlDataRowEvaluator(java.sql.ResultSet resultSet)
The constructor. |
Method Summary | |
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void |
close()
Closes the underlying resultset. |
java.lang.Object |
evaluate(java.lang.String expression)
Evaluates the expression based on the current row |
boolean |
first()
Moves to the first row. |
boolean |
next()
Moves to the next row. |
Methods inherited from class org.eclipse.birt.chart.factory.DataRowExpressionEvaluatorAdapter |
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evaluateGlobal |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public SqlDataRowEvaluator(java.sql.ResultSet resultSet)
resultSet
- Method Detail |
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public java.lang.Object evaluate(java.lang.String expression)
IDataRowExpressionEvaluator
evaluate
in interface IDataRowExpressionEvaluator
evaluate
in class DataRowExpressionEvaluatorAdapter
public boolean next()
IDataRowExpressionEvaluator
next
in interface IDataRowExpressionEvaluator
next
in class DataRowExpressionEvaluatorAdapter
public void close()
IDataRowExpressionEvaluator
close
in interface IDataRowExpressionEvaluator
close
in class DataRowExpressionEvaluatorAdapter
public boolean first()
IDataRowExpressionEvaluator
first
in interface IDataRowExpressionEvaluator
first
in class DataRowExpressionEvaluatorAdapter
true
if the cursor is on a valid row;
false
if there are no rows in the result set
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