• Home
• com.github.nill14.utils
• lazy-init
• 0.1.6
• source code
• AnnotationScanner.java

×

Project download

Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $

You can buy this project and download/modify it how often you want.

com.github.nill14.utils.init.meta.AnnotationScanner Maven / Gradle / Ivy

package com.github.nill14.utils.init.meta;

import java.lang.annotation.Annotation;
import java.util.Map;
import java.util.stream.Stream;

import com.google.common.collect.Maps;

public class AnnotationScanner {
	
	
	public static Map, Annotation> indexAnnotations(Annotation[] annotations) {
		return indexAnnotations(Stream.of(annotations));	
	}	
	
	public static Map, Annotation> indexAnnotations(Stream annotations) {
		return Maps.uniqueIndex(annotations.iterator(), a -> a.annotationType());	
	}	
	
	public static Map, Annotation> findAnnotations(Annotation[] annotations, Class metaAnnotation) {
		return findAnnotations(Stream.of(annotations), metaAnnotation);
	}
	
	public static Map, Annotation> findAnnotations(Stream annotations, Class metaAnnotation) {
		return indexAnnotations(annotations.filter(a -> a.annotationType().isAnnotationPresent(metaAnnotation)));
	}
	

	
}