/**
* Implements the CFML Function rjustify
*/
package railo.runtime.functions.string;
import railo.runtime.PageContext;
import railo.runtime.exp.ExpressionException;
import railo.runtime.ext.function.Function;
public final class RJustify implements Function {
public static String call(PageContext pc , String str, double length) throws ExpressionException {
int len=(int) length;
if(len<1) throw new ExpressionException("Parameter 2 of function rJustify which is now ["+len+"] must be a positive integer");
else if((len-=str.length())<=0) return str;
else {
StringBuffer sb=new StringBuffer(str.length()+len);
for(int i=1;i<=len;i++) {
sb.append(' ');
//str=" "+str;
}
return sb.append(str).toString();
}
}
}