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 java.lang.Object
implements DataParser

Generic data parser for numeric data

Constructor Summary

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

protected abstract boolean	checkNumberFormat(java.lang.String format) Check whether this String represents a number
boolean	isValid(java.lang.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(java.lang.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(java.lang.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