Package software.amazon.awssdk.core.internal.util

Class ClassLoaderHelper

java.lang.Object
software.amazon.awssdk.core.internal.util.ClassLoaderHelper
public final class ClassLoaderHelper extends Object

  • Method Summary

    Modifier and Type
    Method
    Description
    static ClassLoader
    classLoader(Class<?>... classes)
    Attempt to get class loader that loads the classes and fallback to the thread context classloader if null.
    static Class<?>
    loadClass(String fqcn, boolean classesFirst, Class<?>... classes)
    If classesFirst is false, loads the class via the context class loader of the current thread, and if not found, via the class loaders of the optionally specified classes in the order of their specification, and if not found, from the caller class loader as the last resort.
    static Class<?>
    loadClass(String fqcn, Class<?>... classes)
    Loads the class via the optionally specified classes in the order of their specification, and if not found, via the context class loader of the current thread, and if not found, from the caller class loader as the last resort.

    Methods inherited from class java.lang.Object

    equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Method Details

    • loadClass

      public static Class<?> loadClass(String fqcn, Class<?>... classes) throws ClassNotFoundException
      Loads the class via the optionally specified classes in the order of their specification, and if not found, via the context class loader of the current thread, and if not found, from the caller class loader as the last resort.
      Parameters:
      fqcn - fully qualified class name of the target class to be loaded
      classes - class loader providers
      Returns:
      the class loaded; never null
      Throws:
      ClassNotFoundException - if failed to load the class

    • loadClass

      public static Class<?> loadClass(String fqcn, boolean classesFirst, Class<?>... classes) throws ClassNotFoundException
      If classesFirst is false, loads the class via the context class loader of the current thread, and if not found, via the class loaders of the optionally specified classes in the order of their specification, and if not found, from the caller class loader as the last resort.

      If classesFirst is true, loads the class via the optionally specified classes in the order of their specification, and if not found, via the context class loader of the current thread, and if not found, from the caller class loader as the last resort.

      Parameters:
      fqcn - fully qualified class name of the target class to be loaded
      classesFirst - true if the class loaders of the optionally specified classes take precedence over the context class loader of the current thread; false if the opposite is true.
      classes - class loader providers
      Returns:
      the class loaded; never null
      Throws:
      ClassNotFoundException - if failed to load the class

    • classLoader

      public static ClassLoader classLoader(Class<?>... classes)
      Attempt to get class loader that loads the classes and fallback to the thread context classloader if null.
      Parameters:
      classes - the classes
      Returns:
      a ClassLoader or null if none found