package java.util; public class IllegalFormatConversionException extends IllegalFormatException { private static final long serialVersionUID = 0L; public IllegalFormatConversionException(char a1, Class<?> a2) { throw new RuntimeException("skeleton method"); } public char getConversion() { throw new RuntimeException("skeleton method"); } public Class<?> getArgumentClass() { throw new RuntimeException("skeleton method"); } public String getMessage() { throw new RuntimeException("skeleton method"); } }