public static String getClassFileName(Class<?> clazz) {
        Preconditions.checkNotNull(clazz, "Class must not be null");
        String className = clazz.getName();
        int lastDotIndex = className.lastIndexOf(PACKAGE_SEPARATOR);
        return className.substring(lastDotIndex + 1) + CLASS_FILE_SUFFIX;
    }
public static String getClassFileName(Class<?> clazz) {
        Preconditions.checkNotNull(clazz, "Class must not be null");
        String className = clazz.getName();
        int lastDotIndex = className.lastIndexOf(PACKAGE_SEPARATOR);
        return className.substring(lastDotIndex + 1) + CLASS_FILE_SUFFIX;
    }
public static String getClassFileName ( Class < ? > clazz ) { Preconditions . checkNotNull ( clazz , "Class must not be null" ) ; String className = clazz . getName ( ) ; int lastDotIndex = className . lastIndexOf ( PACKAGE_SEPARATOR ) ; return className . substring ( lastDotIndex + 1 ) + CLASS_FILE_SUFFIX ; }
Determine the name of the class file, relative to the containing
package: e.g. "String.class"

@param clazz the class
@return the file name of the ".class" file
Determine the name of the class file relative to the containing package : e . g . String . class