org.jvnet.jaxb2_commons.lang.ClassUtils Maven / Gradle / Ivy
package org.jvnet.jaxb2_commons.lang;
public class ClassUtils {
private ClassUtils() {
}
public static final char PACKAGE_SEPARATOR_CHAR = '.';
public static final char INNER_CLASS_SEPARATOR_CHAR = '$';
/**
*
* Gets the class name minus the package name from a Class.
*
*
* @param cls
* the class to get the short name for.
* @return the class name without the package name or an empty string
*/
public static String getShortClassName(@SuppressWarnings("rawtypes") Class cls) {
if (cls == null) {
return "";
}
return getShortClassName(cls.getName());
}
/**
*
* Gets the class name minus the package name from a String.
*
*
*
* The string passed in is assumed to be a class name - it is not checked.
*
*
* @param className
* the className to get the short name for
* @return the class name of the class without the package name or an empty
* string
*/
public static String getShortClassName(String className) {
if (className == null) {
return "";
}
if (className.length() == 0) {
return "";
}
char[] chars = className.toCharArray();
int lastDot = 0;
for (int i = 0; i < chars.length; i++) {
if (chars[i] == PACKAGE_SEPARATOR_CHAR) {
lastDot = i + 1;
} else if (chars[i] == INNER_CLASS_SEPARATOR_CHAR) { // handle inner
// classes
chars[i] = PACKAGE_SEPARATOR_CHAR;
}
}
return new String(chars, lastDot, chars.length - lastDot);
}
}