java - How to find classes by annotation on classpath? -

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scanning java annotations @ runtime 15 answers

on startup of spring-boot application want perform scan @entitiy classes on classpath.

moreover, i'd filter entities @customannotation.

i want create kind of auto configuration, , utilize bundle of entities found in:

entitymanagerfactorybuilder .datasource(ds) .packages(getpackages()))

but don't want explicit define bundle there appropriate entities found, find them on startup. possible @ all?

i don't know reply in order have annotations on compiled class files, must defined follows @retention(retentionpolicy.runtime)

java spring spring-boot

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