Class ReflectionUtils


  • public final class ReflectionUtils
    extends java.lang.Object
    • Field Summary

      Fields 
      Modifier and Type Field Description
      static java.util.function.Function<java.lang.reflect.Field,​java.lang.String> FIELD_NAME_EXTRACTOR  
    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      private ReflectionUtils()  
    • Method Summary

      All Methods Static Methods Concrete Methods Deprecated Methods 
      Modifier and Type Method Description
      static java.util.Collection<java.lang.reflect.Field> getMatchingDeclaredFields​(java.lang.Class<?> clazz, java.util.function.Predicate<? super java.lang.reflect.Field> acceptor)  
      static java.util.Collection<java.lang.reflect.Field> getMatchingFields​(java.lang.Class<?> clazz, java.util.function.Predicate<? super java.lang.reflect.Field> acceptor)  
      static boolean isClassAvailable​(java.lang.ClassLoader cl, java.lang.String className)
      Deprecated.
      The preferred method is ThreadUtils.resolveDefaultClass(Class, String) which checks all possible ClassLoaders.
      static java.lang.Object newInstance​(java.lang.Class<?> clazz)  
      static <T> T newInstance​(java.lang.Class<?> clazz, java.lang.Class<? extends T> castType)  
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Field Detail

      • FIELD_NAME_EXTRACTOR

        public static final java.util.function.Function<java.lang.reflect.Field,​java.lang.String> FIELD_NAME_EXTRACTOR
    • Constructor Detail

      • ReflectionUtils

        private ReflectionUtils()
    • Method Detail

      • getMatchingFields

        public static java.util.Collection<java.lang.reflect.Field> getMatchingFields​(java.lang.Class<?> clazz,
                                                                                      java.util.function.Predicate<? super java.lang.reflect.Field> acceptor)
      • getMatchingDeclaredFields

        public static java.util.Collection<java.lang.reflect.Field> getMatchingDeclaredFields​(java.lang.Class<?> clazz,
                                                                                              java.util.function.Predicate<? super java.lang.reflect.Field> acceptor)
      • isClassAvailable

        @Deprecated
        public static boolean isClassAvailable​(java.lang.ClassLoader cl,
                                               java.lang.String className)
        Deprecated.
        The preferred method is ThreadUtils.resolveDefaultClass(Class, String) which checks all possible ClassLoaders.
        Checks whether a given ClassLoader can load a class.
        Parameters:
        cl - ClassLoader to use
        className - to check
        Returns:
        true if the class loader can load the class, false otherwise
      • newInstance

        public static java.lang.Object newInstance​(java.lang.Class<?> clazz)
                                            throws java.lang.ReflectiveOperationException
        Throws:
        java.lang.ReflectiveOperationException
      • newInstance

        public static <T> T newInstance​(java.lang.Class<?> clazz,
                                        java.lang.Class<? extends T> castType)
                                 throws java.lang.ReflectiveOperationException
        Throws:
        java.lang.ReflectiveOperationException