de.uni_koblenz.aggrimm.icp.crypto.sign.algorithm.auxiliary

Class GenSymCounter

java.lang.Object

de.uni_koblenz.aggrimm.icp.crypto.sign.algorithm.auxiliary.GenSymCounter

public class GenSymCounter
extends Object

Simple "GenSymCounter". A counter which creates strings with leading zeros as output.

Author:

Peter Schauß

Constructor Summary

Constructors

Constructor and Description
GenSymCounter(int maxValue) Constructor with maxValue only, initialValue defaults to 0 (first value of getNewSym() is 1).
GenSymCounter(int maxValue, int initialValue) Standard Constructor with maxValue and initialValue (first value of getNewSym() is initialValue+1).

Method Summary

Modifier and Type	Method and Description
String	createSymStringFromInt(int value) Creates a string representation for integer value (cast int to string and pad with leading zeros to fit length).
String	getCurrentSym() Gets the current symbol (counter value in string representation).
int	getCurrentValue() Gets the current counter value as integer.
String	getNewSym() Gets a new symbol by increasing the counter and returning its value in string representation.
void	reset() Resets the counter to initialValue.

Methods inherited from class java.lang.Object

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

Constructor Detail

GenSymCounter

public GenSymCounter(int maxValue,
                     int initialValue)

Standard Constructor with maxValue and initialValue (first value of getNewSym() is initialValue+1).

Parameters:

maxValue - maximum value of the counter

initialValue - initial value (first value of getNewSym() will be this+1)

GenSymCounter

public GenSymCounter(int maxValue)

Constructor with maxValue only, initialValue defaults to 0 (first value of getNewSym() is 1).

Parameters:

maxValue - maximum value of the counter

Method Detail

getNewSym

public String getNewSym()
                 throws Exception

Gets a new symbol by increasing the counter and returning its value in string representation.

Returns:

string containing the counter value with leading zeros

Throws:

Exception

getCurrentSym

public String getCurrentSym()

Gets the current symbol (counter value in string representation).

Returns:

string containing the counter value with leading zeros

getCurrentValue

public int getCurrentValue()

Gets the current counter value as integer.

Returns:

current counter value

createSymStringFromInt

public String createSymStringFromInt(int value)

Creates a string representation for integer value (cast int to string and pad with leading zeros to fit length).

Parameters:

value - a number

Returns:

string containing the value with leading zeros, length depending on maxValue

reset

public void reset()

Resets the counter to initialValue.