BigDecimalOption.java

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 *   Copyright (c) 2013 Steve Flasby
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package org.flasby.cli;

import java.math.BigDecimal;


/**
 * adaptor to get an BigDecimal from a commandline option.
 * <pre>
 * 
 * {@code BigDecimalOption size  = new IntegerBigDecimalOptionOption( options.create( 's', "size", true ));
 * CommandLine cmd = parser.parse(...);
 * BigDecimal s = size.getBigDecimalValue( cmd );
 * } </pre>
 * @author Steve Flasby
 * 30-May-2008
 */
public class BigDecimalOption {
    private final Option mOpt;
    public BigDecimalOption( Option opt ){
        mOpt=opt;
    }
    public BigDecimal getBigDecimalValue(CommandLine commandLine ) throws InvalidOptionFormatException {
    	String s = commandLine.getValue(mOpt);
    	try {
    		return new BigDecimal(s);
    	} catch (NumberFormatException ex){
    		throw new InvalidOptionFormatException(commandLine.getOptions(), mOpt,s);
    	}
    }}