/**
* Implements the CFML Function repeatstring
*/
package railo.runtime.functions.string;
import railo.commons.lang.StringUtil;
import railo.runtime.PageContext;
import railo.runtime.exp.ExpressionException;
import railo.runtime.ext.function.Function;
import railo.runtime.op.Caster;
public final class RepeatString implements Function {
public static String call(PageContext pc , String str, double count) throws ExpressionException {
if(count<0) throw new ExpressionException("Parameter 2 of function repeatString which is now ["+Caster.toString(count)+"] must be a non-negative integer");
return StringUtil.repeatString(str,(int)count);
}
public static String _call(PageContext pc , String str, double count) throws ExpressionException {
int len=(int) count;
if(len<0) throw new ExpressionException("Parameter 2 of function repeatString which is now ["+len+"] must be a non-negative integer");
char[] chars=str.toCharArray();
StringBuffer cb=new StringBuffer(chars.length*len);
for(int i=0;i<len;i++)cb.append(chars);
return cb.toString();
}
public static StringBuffer call(StringBuffer sb,String str, double count) throws ExpressionException {
int len=(int) count;
if(len<0) throw new ExpressionException("Parameter 1 of function repeatString which is now ["+len+"] must be a non-negative integer");
for(int i=0;i<len;i++)sb.append(str);
return sb;
}
public static StringBuffer call(StringBuffer sb,char c, double count) throws ExpressionException {
int len=(int) count;
if(len<0) throw new ExpressionException("Parameter 1 of function repeatString which is now ["+len+"] must be a non-negative integer");
for(int i=0;i<len;i++)sb.append(c);
return sb;
}
}