Package org.jboss.weld.resources.spi

Interface ClassFileInfo

public interface ClassFileInfo
Represents metadata of a Java class. Weld uses this metadata to decide whether the class should be processed by Weld or not without loading the class.
Author:
Jozef Hartinger

  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Interface
    Description
    static enum 
    ClassFileInfo.NestingType
    Helper enum which lists all possible nesting types of a class.

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    containsAnnotation(Class<? extends Annotation> annotationType)
    Indicates whether this class contains an annotation of the specified annotation type.
    String
    getClassName()
    Returns the name of this class.
    int
    getModifiers()
    Returns the class access and property modifiers, as defined in http://docs.oracle.com/javase/specs/jvms/se7/html/jvms-4.html#jvms-4.1-200-E.1
    ClassFileInfo.NestingType
    getNestingType()
    Returns the nesting type of the class using ClassFileInfo.NestingType enum.
    String
    getSuperclassName()
    Returns the name of this class's superclass or java.lang.Object if this class does not have a superclass.
    boolean
    hasCdiConstructor()
    Indicates whether this class has a CDI constructor.
    boolean
    isAnnotationDeclared(Class<? extends Annotation> annotationType)
    Indicates whether an annotation of the specified annotation type is directly present on this class.
    boolean
    isAssignableFrom(Class<?> javaClass)
    Indicates whether this class is either the same as, or is a superclass of the specified class.
    boolean
    isAssignableTo(Class<?> javaClass)
    Indicates whether this class is either the same as, or is a subclass of the specified class.
    boolean
    isVetoed()
    Indicates whether this class is vetoed from CDI processing.

  • Method Details

    • getClassName

      String getClassName()
      Returns the name of this class.
      Returns:
      the FQCN of the class represented by this class file

    • getSuperclassName

      String getSuperclassName()
      Returns the name of this class's superclass or java.lang.Object if this class does not have a superclass.
      Returns:
      the FQCN of the superclass of this class or java.lang.Object if this class does not have a superclass

    • isAnnotationDeclared

      boolean isAnnotationDeclared(Class<? extends Annotation> annotationType)
      Indicates whether an annotation of the specified annotation type is directly present on this class.
      Parameters:
      annotationType - the specified annotation type
      Returns:
      true if an annotation of a specified type is directly present on this class, false otherwise

    • containsAnnotation

      boolean containsAnnotation(Class<? extends Annotation> annotationType)
      Indicates whether this class contains an annotation of the specified annotation type. A class is said to contain the annotation if any of these applies:
      • The annotation or an annotation annotated with the annotation is present on the class
      • The annotation or an annotation annotated with the annotation, which is annotated with Inherited, is present on a direct or indirect superclass of the given class
      • The annotation or an annotation annotated with the annotation is present on a field or method declared by the given class or any direct or indirect superclass of the given class
      • The annotation or an annotation annotated with the annotation is present on a parameter of a method declared by the given class or any direct or indirect superclass of the given class
      • The annotation or an annotation annotated with the annotation is present on a default method or a parameter of a default method declared by an interface directly or indirectly implemented by the given class
      • The annotation or an annotation annotated with the annotation is present on a constructor declared by the given class
      • The annotation or an annotation annotated with the annotation is present on a parameter of a constructor declared by the given class
      Parameters:
      annotationType - the specified annotation type
      Returns:
      true if the class contains the annotation, false otherwise

    • getModifiers

      int getModifiers()
      Returns the class access and property modifiers, as defined in http://docs.oracle.com/javase/specs/jvms/se7/html/jvms-4.html#jvms-4.1-200-E.1
      Returns:
      class access and property modifiers

    • hasCdiConstructor

      boolean hasCdiConstructor()
      Indicates whether this class has a CDI constructor.
      Returns:
      true if this class has a constructor annotated with Inject or a no-arg constructor, false otherwise

    • isAssignableFrom

      boolean isAssignableFrom(Class<?> javaClass)
      Indicates whether this class is either the same as, or is a superclass of the specified class.
      Parameters:
      javaClass - the specified class
      Returns:
      true if this class is either the same as, or is a superclass of the specified class, false otherwise

    • isAssignableTo

      boolean isAssignableTo(Class<?> javaClass)
      Indicates whether this class is either the same as, or is a subclass of the specified class.
      Parameters:
      javaClass - the specified class
      Returns:
      true if this class is either the same as, or is a subclass of the specified class, false otherwise

    • isVetoed

      boolean isVetoed()
      Indicates whether this class is vetoed from CDI processing.
      Returns:
      true if the Vetoed annotation is present on this class or the class's package, false otherwise

    • getNestingType

      ClassFileInfo.NestingType getNestingType()
      Returns the nesting type of the class using ClassFileInfo.NestingType enum. A class can be either top level, nested inner, nested local, nested anonymous or nested static.
      Returns:
      Class ClassFileInfo.NestingType