https://github.com/spring-projects/spring-framework: Spring Beans (Spring IO)
  • Juergen Hoeller 
public interface org.springframework.beans.factory.FactoryBean<T>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.springframework.beans.factory.FactoryBean
  super_class: java.lang.Object
{
  public abstract T getObject();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.lang.Exception
    Signature: ()TT;
    RuntimeVisibleAnnotations: 
      org.springframework.lang.Nullable()

  public abstract java.lang.Class<?> getObjectType();
    descriptor: ()Ljava/lang/Class;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()Ljava/lang/Class<*>;
    RuntimeVisibleAnnotations: 
      org.springframework.lang.Nullable()

  public boolean isSingleton();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.springframework.beans.factory.FactoryBean this
         0: .line 129
            iconst_1
            ireturn
        end local 0 // org.springframework.beans.factory.FactoryBean this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/springframework/beans/factory/FactoryBean<TT;>;
}
Signature: <T:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "FactoryBean.java"