how to write main program?

[kalaramar]

ublic class JaroWinkler

{
private String compOne;

private String compTwo;



private String theMatchA = "";

private String theMatchB = "";

private int mRange = -1;



public JaroWinkler()

{

}



public JaroWinkler(String s1, String s2)

{

compOne = s1;

compTwo = s2;

}



public double getSimilarity(String s1, String s2)

{

compOne = s1;

compTwo = s2;



mRange = Math.max(compOne.length(), compTwo.length()) / 2 - 1;



double res = -1;



int m = getMatch();

int t = 0;

if (getMissMatch(compTwo,compOne) > 0)

{

t = (getMissMatch(compOne,compTwo) / getMissMatch(compTwo,compOne));

}



int l1 = compOne.length();

int l2 = compTwo.length();


double f = 0.3333;

double mt = (double)(m-t)/m;

double jw = f * ((double)m/l1+(double)m/l2+(double)mt);

res = jw + getCommonPrefix(compOne,compTwo) * (0.1*(1.0 - jw));


return res;
}


private int getMatch()

{



theMatchA = "";

theMatchB = "";

int matches = 0;

for (int i = 0; i < compOne.length(); i++)

{

//Look backward

int counter = 0;
while(counter <= mRange && i >= 0 && counter <= i)

{


{

matches++;

theMatchA = theMatchA + compOne.charAt(i);

theMatchB = theMatchB + compTwo.charAt(i);

}

counter++;
}



//Look forward
counter = 1;

while(counter <= mRange && i < compTwo.length() && counter + i < compTwo.length())
{

if (compOne.charAt(i) == compTwo.charAt(i + counter))

{
matches++;

theMatchA = theMatchA + compOne.charAt(i);
theMatchB = theMatchB + compTwo.charAt(i);
}

counter++;

}

}

return matches;

}



private int getMissMatch(String s1, String s2)
{
int transPositions = 0;



for (int i = 0; i < theMatchA.length(); i++)
{

//Look Backward

int counter = 0;

while(counter <= mRange && i >= 0 && counter <= i)
{

if (theMatchA.charAt(i) == theMatchB.charAt(i - counter) && counter > 0)

{

transPositions++;
}

counter++;

}



//Look forward

counter = 1;

while(counter <= mRange && i < theMatchB.length() && (counter + i) < theMatchB.length())

{

if (theMatchA.charAt(i) == theMatchB.charAt(i + counter) && counter > 0)

{

transPositions++;

}

counter++;

}
}

return transPositions;

}


private int getCommonPrefix(String compOne, String compTwo)

{

int cp = 0;
for (int i = 0; i < 4; i++)

{

if (compOne.charAt(i) == compTwo.charAt(i)) cp++;
}

return cp;

}

}

[JosAH]

Just add a public static void main(String[] args) method to your class and voila.

kind regards,

Jos

[DarrylBurke]

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