Package net.sf.jasperreports.engine.data
Class ListOfArrayDataSource
- java.lang.Object
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- net.sf.jasperreports.engine.data.ListOfArrayDataSource
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- All Implemented Interfaces:
JRDataSource
,JRRewindableDataSource
public class ListOfArrayDataSource extends Object implements JRRewindableDataSource
- Author:
- Teodor Danciu (teodord@users.sourceforge.net)
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Field Summary
Fields Modifier and Type Field Description protected Object[]
currentRecord
static String
EXCEPTION_MESSAGE_KEY_FIELD_NOT_FOUND
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Constructor Summary
Constructors Constructor Description ListOfArrayDataSource(List<Object[]> records, String[] columnNames)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
getFieldValue(JRField jrField)
Gets the field value for the current position.void
moveFirst()
Moves back to the first element in the data source.boolean
next()
Tries to position the cursor on the next element in the data source.int
size()
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Field Detail
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EXCEPTION_MESSAGE_KEY_FIELD_NOT_FOUND
public static final String EXCEPTION_MESSAGE_KEY_FIELD_NOT_FOUND
- See Also:
- Constant Field Values
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currentRecord
protected Object[] currentRecord
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Method Detail
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next
public boolean next()
Description copied from interface:JRDataSource
Tries to position the cursor on the next element in the data source.- Specified by:
next
in interfaceJRDataSource
- Returns:
- true if there is a next record, false otherwise
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getFieldValue
public Object getFieldValue(JRField jrField)
Description copied from interface:JRDataSource
Gets the field value for the current position.- Specified by:
getFieldValue
in interfaceJRDataSource
- Returns:
- an object containing the field value. The object type must be the field object type.
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moveFirst
public void moveFirst()
Description copied from interface:JRRewindableDataSource
Moves back to the first element in the data source.- Specified by:
moveFirst
in interfaceJRRewindableDataSource
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size
public int size()
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