https://tomcat.apache.org/: Tomcat Servlet Engine Core Classes and Standard implementations 
public class org.apache.naming.EjbRef extends org.apache.naming.AbstractRef
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.naming.EjbRef
  super_class: org.apache.naming.AbstractRef
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 1

  public static final java.lang.String DEFAULT_FACTORY;
    descriptor: Ljava/lang/String;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: "org.apache.naming.factory.EjbFactory"

  public static final java.lang.String TYPE;
    descriptor: Ljava/lang/String;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: "type"

  public static final java.lang.String REMOTE;
    descriptor: Ljava/lang/String;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: "remote"

  public static final java.lang.String LINK;
    descriptor: Ljava/lang/String;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: "link"

  public void <init>(java.lang.String, java.lang.String, java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=5, args_size=5
        start local 0 // org.apache.naming.EjbRef this
        start local 1 // java.lang.String ejbType
        start local 2 // java.lang.String home
        start local 3 // java.lang.String remote
        start local 4 // java.lang.String link
         0: .line 65
            aload 0 /* this */
            aload 1 /* ejbType */
            aload 2 /* home */
            aload 3 /* remote */
            aload 4 /* link */
            aconst_null
            aconst_null
            invokespecial org.apache.naming.EjbRef.<init>:(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
         1: .line 66
            return
        end local 4 // java.lang.String link
        end local 3 // java.lang.String remote
        end local 2 // java.lang.String home
        end local 1 // java.lang.String ejbType
        end local 0 // org.apache.naming.EjbRef this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lorg/apache/naming/EjbRef;
            0    2     1  ejbType  Ljava/lang/String;
            0    2     2     home  Ljava/lang/String;
            0    2     3   remote  Ljava/lang/String;
            0    2     4     link  Ljava/lang/String;
    MethodParameters:
         Name  Flags
      ejbType  
      home     
      remote   
      link     

  public void <init>(java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=8, args_size=7
        start local 0 // org.apache.naming.EjbRef this
        start local 1 // java.lang.String ejbType
        start local 2 // java.lang.String home
        start local 3 // java.lang.String remote
        start local 4 // java.lang.String link
        start local 5 // java.lang.String factory
        start local 6 // java.lang.String factoryLocation
         0: .line 82
            aload 0 /* this */
            aload 2 /* home */
            aload 5 /* factory */
            aload 6 /* factoryLocation */
            invokespecial org.apache.naming.AbstractRef.<init>:(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
         1: .line 83
            aconst_null
            astore 7 /* refAddr */
        start local 7 // javax.naming.StringRefAddr refAddr
         2: .line 84
            aload 1 /* ejbType */
            ifnull 5
         3: .line 85
            new javax.naming.StringRefAddr
            dup
            ldc "type"
            aload 1 /* ejbType */
            invokespecial javax.naming.StringRefAddr.<init>:(Ljava/lang/String;Ljava/lang/String;)V
            astore 7 /* refAddr */
         4: .line 86
            aload 0 /* this */
            aload 7 /* refAddr */
            invokevirtual org.apache.naming.EjbRef.add:(Ljavax/naming/RefAddr;)V
         5: .line 88
      StackMap locals: org.apache.naming.EjbRef java.lang.String java.lang.String java.lang.String java.lang.String java.lang.String java.lang.String javax.naming.StringRefAddr
      StackMap stack:
            aload 3 /* remote */
            ifnull 8
         6: .line 89
            new javax.naming.StringRefAddr
            dup
            ldc "remote"
            aload 3 /* remote */
            invokespecial javax.naming.StringRefAddr.<init>:(Ljava/lang/String;Ljava/lang/String;)V
            astore 7 /* refAddr */
         7: .line 90
            aload 0 /* this */
            aload 7 /* refAddr */
            invokevirtual org.apache.naming.EjbRef.add:(Ljavax/naming/RefAddr;)V
         8: .line 92
      StackMap locals:
      StackMap stack:
            aload 4 /* link */
            ifnull 11
         9: .line 93
            new javax.naming.StringRefAddr
            dup
            ldc "link"
            aload 4 /* link */
            invokespecial javax.naming.StringRefAddr.<init>:(Ljava/lang/String;Ljava/lang/String;)V
            astore 7 /* refAddr */
        10: .line 94
            aload 0 /* this */
            aload 7 /* refAddr */
            invokevirtual org.apache.naming.EjbRef.add:(Ljavax/naming/RefAddr;)V
        11: .line 96
      StackMap locals:
      StackMap stack:
            return
        end local 7 // javax.naming.StringRefAddr refAddr
        end local 6 // java.lang.String factoryLocation
        end local 5 // java.lang.String factory
        end local 4 // java.lang.String link
        end local 3 // java.lang.String remote
        end local 2 // java.lang.String home
        end local 1 // java.lang.String ejbType
        end local 0 // org.apache.naming.EjbRef this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0   12     0             this  Lorg/apache/naming/EjbRef;
            0   12     1          ejbType  Ljava/lang/String;
            0   12     2             home  Ljava/lang/String;
            0   12     3           remote  Ljava/lang/String;
            0   12     4             link  Ljava/lang/String;
            0   12     5          factory  Ljava/lang/String;
            0   12     6  factoryLocation  Ljava/lang/String;
            2   12     7          refAddr  Ljavax/naming/StringRefAddr;
    MethodParameters:
                 Name  Flags
      ejbType          
      home             
      remote           
      link             
      factory          
      factoryLocation  

  protected java.lang.String getDefaultFactoryClassName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.naming.EjbRef this
         0: .line 101
            ldc "org.apache.naming.factory.EjbFactory"
            areturn
        end local 0 // org.apache.naming.EjbRef this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/naming/EjbRef;
}
SourceFile: "EjbRef.java"