see also bug 4098808 against CharacterStringIterator

Test case below:


import java.awt.font.StyledString;
import java.awt.font.StyledStringIterator;
import java.awt.Font;
import java.text.AttributeSet;

public class GetCharsTest {

  public static void main (String args[]) {

try {
   char cArray6[] = new char[6];
   char cArray5[] = new char[5];
String string2 = "123456";
StyledString s;
StyledStringIterator anIterator;

Font font2 = new Font("Helvetica",Font.BOLD,12);

   s = new StyledString(string2,font2);

System.out.println("character " + s.charAt(0) );
System.out.println("character " + s.charAt(5) );
// System.out.println("character " + s.charAt(6) ); //bug no E
// System.out.println("character " + s.charAt(7) );
System.out.println("character " + s.charAt(0) );
System.out.println("character " + s.getFontAt(0) );
System.out.println("character " + s.getFontAt(6) );
System.out.println("character " + s.getFontAt(5) );
// System.out.println("character " + s.getFontAt(7) );
// System.out.println("character " + s.getFontAt(-1) );
System.out.println("string " + s.toString() );
System.out.println("length " + s.length() );
// StyledString aStyledString = s.substring(1,2);

s.getChars(0, 6, cArray6, 0);
System.out.println("6 ok");
// s.getChars(0, 8, cArray5, 0);
// System.out.println("5 bug");
// s.getChars(0, 6, cArray5, 0);
// System.out.println("5 bug");
// s.getChars(0, 6, null, 0); // correctly throws Null

s.getChars(6, 6, cArray6, 0); //bug
// s.getChars(0, 7, cArray6, 0);
// s.getChars(7, 7, cArray6, 0);

anIterator = new StyledStringIterator(s, 0, 6, 6);

s = new StyledString();
System.out.println("length " + s.length() );

anIterator = new StyledStringIterator(s, 0, 0, 0);
AttributeSet aSet = anIterator.getAttributes();
System.out.println("attributes " + aSet);

// anIterator = new StyledStringIterator(null, 1, 0, 0); // throws IllegalArgE, not NullE

} catch (Throwable exception) {
                System.out.println("Exception" + exception);
}
        System.out.println("Done ssf");
System.exit(0);
  }

}