[Java] Class ClassFinder

  • org.codehaus.groovy.vmplugin.v9.ClassFinder 
public class ClassFinder
extends Object

Find classes under the specified package via some classpath entry Usage: 


   // find classes under `me.sunlan` package via classpath entry(directory) `D:/_APPS/git_apps/java8-labs/out/production/classes/`
   ClassFinder.find(URI.create("file:/D:/_APPS/git_apps/java8-labs/out/production/classes/"), "me/sunlan")

   // find classes under `groovy.lang` package via classpath entry(jar file) `D:/_DEV/Groovy/groovy-3.0.1/lib/groovy-3.0.1.jar`
   ClassFinder.find(URI.create("file:/D:/_DEV/Groovy/groovy-3.0.1/lib/groovy-3.0.1.jar"), "groovy/lang")

   // find classes under `java.lang` package via classpath entry(jrt)
   ClassFinder.find(URI.create("jrt:/modules/java.base/"), "java/lang")

   // find classes under the sub-packages too, e.g. we can get GroovydocHolder via the following code
   ClassFinder.find(URI.create("file:/D:/_DEV/Groovy/groovy-3.0.1/lib/groovy-3.0.1.jar"), "groovy/lang", true)
Since:
3.0.2

Methods Summary

Methods
Type Params Return Type Name and description
public static Map<String, Set<String>> find(URI classpathEntryURI, String packageName)
Returns the found classes
public static Map<String, Set<String>> find(URI classpathEntryURI, String packageName, boolean recursive)
Returns the found classes
public FileVisitResult preVisitDirectory(Path path, BasicFileAttributes attrs)
public FileVisitResult visitFile(Path path, BasicFileAttributes attrs)

Inherited Methods Summary

Inherited Methods
Methods inherited from class Name
class Object wait, wait, wait, equals, toString, hashCode, getClass, notify, notifyAll

Method Detail

public static Map<String, Set<String>> find(URI classpathEntryURI, String packageName)

Returns the found classes

Parameters:
classpathEntryURI - the classpath entry
packageName - the package under which we find classes
Returns:
the found classes
Since:
3.0.2

public static Map<String, Set<String>> find(URI classpathEntryURI, String packageName, boolean recursive)

Returns the found classes

Parameters:
classpathEntryURI - the classpath entry
packageName - the package under which we find classes
recursive - whether to find sub-packages
Returns:
the found classes
Since:
3.0.2

@Override public FileVisitResult preVisitDirectory(Path path, BasicFileAttributes attrs)

@Override public FileVisitResult visitFile(Path path, BasicFileAttributes attrs)

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Licensed under the Apache license.
https://docs.groovy-lang.org/3.0.7/html/gapi/org/codehaus/groovy/vmplugin/v9/ClassFinder.html