jodd-core/src/main/java/jodd/io/findfile/FindFile.java
public FindFile onFile(final Consumer<File> fileConsumer) {
		if (consumers == null) {
			consumers = Consumers.of(fileConsumer);
		}
		else {
			consumers.add(fileConsumer);
		}
		return this;
	}
public FindFile onFile(final Consumer<File> fileConsumer) {
		if (consumers == null) {
			consumers = Consumers.of(fileConsumer);
		}
		else {
			consumers.add(fileConsumer);
		}
		return this;
	}
Registers file consumer