com.panayotis.gnuplot.dataset.parser

Class NumericDataParser

java.lang.Object

com.panayotis.gnuplot.dataset.parser.NumericDataParser

All Implemented Interfaces:

DataParser

Direct Known Subclasses:

DoubleDataParser, FloatDataParser, IntegerDataParser, LongDataParser

public abstract class NumericDataParser
extends Object
implements DataParser

Generic data parser for numeric data

Author:

teras

Constructor Summary

Constructors

Constructor and Description
NumericDataParser() Create a new numeric data parser
NumericDataParser(boolean first_column_date) Create a new numeric data parser, with the information that the first column is in date format.

Method Summary

Modifier and Type	Method and Description
protected abstract boolean	checkNumberFormat(String format) Check whether this String represents a number
boolean	isValid(String data, int index) Check whether a data value with a specific index number is valid or not

Methods inherited from class java.lang.Object

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

Constructor Detail

NumericDataParser

public NumericDataParser()

Create a new numeric data parser

NumericDataParser

public NumericDataParser(boolean first_column_date)

Create a new numeric data parser, with the information that the first column is in date format.

Parameters:

first_column_date - Whether the first column is in date format

Method Detail

isValid

public boolean isValid(String data,
                       int index)

Check whether a data value with a specific index number is valid or not

Specified by:

isValid in interface DataParser

Parameters:

data - The numerical data to check

index - The index of the specified data

Returns:

True, if the data is valid.

checkNumberFormat

protected abstract boolean checkNumberFormat(String format)

Check whether this String represents a number

Parameters:

format - the String containing the number

Returns:

True, if this is a representation of a number