au.csiro.netcdf
Class NcCSVExtract

java.lang.Object
  au.csiro.netcdf.NcCSVExtract

All Implemented Interfaces:

Command

public class NcCSVExtract
extends Object
implements Command

The ncextractcsv command reads a specified column of data from a comma separated file and then writes this column to standard output.
Copyright 2010, CSIRO Australia All rights reserved.

Version:

$Revision: 84 $ $Date: 2010-08-25 15:56:46 +1000 (Wed, 25 Aug 2010) $ $Id: CSVExtract.java 6525 2010-03-17 23:39:33Z che256 $

Author:

$Author: robertbridle $ on 18/03/2010

Field Summary

static String	COLUMN_INDEX The name of the command line option used for specifying the index of the column.
static String	END_ROW The name of the command line option used for specifying the end row.
static String	EXTRACT_COMMAND_NAME The command name
static String	INPUT_FILE The name of the command line option used for specifying the input csv file name.
static String	START_ROW The name of the command line option used for specifying the start row.

Fields inherited from interface au.csiro.netcdf.cli.Command

MAX_32BIT_OFFSET_FILE_SIZE, PRINT_WIDTH

Constructor Summary

NcCSVExtract()
Constructor

Method Summary

org.apache.commons.cli.Options	createOptions() Create the command line options for this CSVExtract command.
void	execute(String[] args) Run the CSVExtract command.
String	getCommandName()
String	getUsageString()
String	validCommand(String[] commandLine) Determine if this command is valid, check its syntax.

Methods inherited from class java.lang.Object

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

Field Detail

EXTRACT_COMMAND_NAME

public static final String EXTRACT_COMMAND_NAME

The command name

See Also:

Constant Field Values

INPUT_FILE

public static final String INPUT_FILE

The name of the command line option used for specifying the input csv file name.

See Also:

Constant Field Values

COLUMN_INDEX

public static final String COLUMN_INDEX

The name of the command line option used for specifying the index of the column.

See Also:

Constant Field Values

START_ROW

public static final String START_ROW

The name of the command line option used for specifying the start row.

See Also:

Constant Field Values

END_ROW

public static final String END_ROW

The name of the command line option used for specifying the end row.

See Also:

Constant Field Values

Constructor Detail

NcCSVExtract

public NcCSVExtract()

Constructor

Method Detail

createOptions

public org.apache.commons.cli.Options createOptions()

Create the command line options for this CSVExtract command.

Specified by:

createOptions in interface Command

Returns:

the command line options for this command.

execute

public void execute(String[] args)
             throws org.apache.commons.cli.ParseException,
                    IOException

Run the CSVExtract command.

Specified by:

execute in interface Command

Parameters:

args - command line arguments.

Throws:

org.apache.commons.cli.ParseException - thrown if the command line arguments can not be parsed.

IOException - thrown if netCDF can to be written to or read from.

getCommandName

public String getCommandName()

Specified by:

getCommandName in interface Command

Returns:

the command name for this command.

validCommand

public String validCommand(String[] commandLine)

Determine if this command is valid, check its syntax. Required options: inputFileName, columnIndex Type check: columnIndex, startRow, endRow can only be integer

Specified by:

validCommand in interface Command

Parameters:

commandLine - command line arguments.

Returns:

error if found.

getUsageString

public String getUsageString()

Specified by:

getUsageString in interface Command

Returns:

the usage for this command.