jodd-bean/src/main/java/jodd/bean/BeanCopy.java
public static BeanCopy from(final Object source) {
		BeanCopy beanCopy = new BeanCopy(source);

		beanCopy.isSourceMap = source instanceof Map;

		return beanCopy;
	}
public static BeanCopy from(final Object source) {
		BeanCopy beanCopy = new BeanCopy(source);

		beanCopy.isSourceMap = source instanceof Map;

		return beanCopy;
	}
Defines source, detects a map.