org.autoplot.csv

Class CsvDataSource

java.lang.Object

org.autoplot.datasource.AbstractDataSource

org.autoplot.csv.CsvDataSource

All Implemented Interfaces:

DataSource

public class CsvDataSource
extends AbstractDataSource

Specialized reader only reads csv files. These csv files must be simple tables with the same number of fields in each record.

Field Summary

Fields inherited from class org.autoplot.datasource.AbstractDataSource

params, resourceURI, uri

Constructor Summary

Constructors

Constructor and Description
CsvDataSource(java.net.URI uri) initializer

Method Summary

Modifier and Type	Method and Description
QDataSet	getDataSet(ProgressMonitor mon) retrieve the dataset.

Methods inherited from class org.autoplot.datasource.AbstractDataSource

addCability, addCapability, asynchronousLoad, doWhereFilter, getCapability, getExt, getExt, getFile, getFile, getFile, getHtmlFile, getInputStream, getMetadata, getMetadataModel, getParam, getParams, getProperties, getURI, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CsvDataSource

public CsvDataSource(java.net.URI uri)

initializer

Parameters:

uri - the URI

Method Detail

getDataSet

public QDataSet getDataSet(ProgressMonitor mon)
                    throws java.lang.Exception

Description copied from interface: DataSource

retrieve the dataset. This allowed to be sub-interactive or batch time scale, and will block until the dataset is produced. This may return null when no data is available, or NoDataInIntervalException can be thrown. If the user cancelled the operation, then java.io.InterrupedIOExcaption or better yet org.das2.CancelledOperationException should be called. These will simply display "cancelled" (or similar) on the status bar.

Specified by:

getDataSet in interface DataSource

Specified by:

getDataSet in class AbstractDataSource

Returns:

the DataSet for the URI, or null if no data is available.

Throws:

java.lang.Exception