org.opennms.netmgt.jasper.analytics

Class DataSourceUtils

java.lang.Object

org.opennms.netmgt.jasper.analytics.DataSourceUtils

public class DataSourceUtils
extends Object

Helper class for converting RRD-based data sources to and from table representations.

Author:

jwhite

Constructor Summary

Constructors

Constructor and Description
DataSourceUtils()

Method Summary

Modifier and Type	Method and Description
static com.google.common.collect.RowSortedTable<Integer,String,Double>	fromDs(net.sf.jasperreports.engine.JRRewindableDataSource ds, String... fieldNames)
static Point	getRowsWithValues(com.google.common.collect.Table<Integer,String,Double> table, String... columnNames)
static net.sf.jasperreports.data.cache.ColumnValuesDataSource	toDs(com.google.common.collect.Table<Integer,String,Double> table)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DataSourceUtils

public DataSourceUtils()

Method Detail

toDs

public static net.sf.jasperreports.data.cache.ColumnValuesDataSource toDs(com.google.common.collect.Table<Integer,String,Double> table)

fromDs

public static com.google.common.collect.RowSortedTable<Integer,String,Double> fromDs(net.sf.jasperreports.engine.JRRewindableDataSource ds,
                                                                                     String... fieldNames)
                                                                              throws net.sf.jasperreports.engine.JRException

Throws:

net.sf.jasperreports.engine.JRException

getRowsWithValues

public static Point getRowsWithValues(com.google.common.collect.Table<Integer,String,Double> table,
                                      String... columnNames)