DataReader

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Used for reading data from an Excel or CSV file one row at a time. This is useful when reading a large data file.

This class also used in (click to expand):

Method Summary
	closeReader() Closes the reader and releases resources.
String[]	getColumns() Returns the column names obtained from the first line in the file.
	moveTo(int line) Advances the reader to the specified record. This can be called only forward. Line 0 is the field names. Data records start at line 1.
Data	readData() Reads the next line of data. Returns null if there are no more rows to read.
String	toString() Returns a description of this object.

Method Detail

Closes the reader and releases resources.

Since: 11-20-2019

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String[] getColumns()

Returns the column names obtained from the first line in the file.

Returns: String[]

Since: 06-20-2020

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moveTo(int line)

Advances the reader to the specified record. This can be called only forward. Line 0 is the field names. Data records start at line 1.

Parameters:

int line

Since: 11-20-2019

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Data readData()

Reads the next line of data. Returns null if there are no more rows to read.

Returns: Data

Since: 11-20-2019

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String toString()

Returns a description of this object.

Returns: String

Since: 11-20-2019

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API Date: Nov 18, 2024 01:04 PM