http://netty.io/netty-all/: Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients. (The Netty Project) 
public final class io.netty.handler.codec.mqtt.MqttConnectVariableHeader
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: io.netty.handler.codec.mqtt.MqttConnectVariableHeader
  super_class: java.lang.Object
{
  private final java.lang.String name;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int version;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean hasUserName;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean hasPassword;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean isWillRetain;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int willQos;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean isWillFlag;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean isCleanSession;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int keepAliveTimeSeconds;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(java.lang.String, int, boolean, boolean, boolean, int, boolean, boolean, int);
    descriptor: (Ljava/lang/String;IZZZIZZI)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=10, args_size=10
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
        start local 1 // java.lang.String name
        start local 2 // int version
        start local 3 // boolean hasUserName
        start local 4 // boolean hasPassword
        start local 5 // boolean isWillRetain
        start local 6 // int willQos
        start local 7 // boolean isWillFlag
        start local 8 // boolean isCleanSession
        start local 9 // int keepAliveTimeSeconds
         0: .line 36
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 46
            aload 0 /* this */
            aload 1 /* name */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.name:Ljava/lang/String;
         2: .line 47
            aload 0 /* this */
            iload 2 /* version */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.version:I
         3: .line 48
            aload 0 /* this */
            iload 3 /* hasUserName */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.hasUserName:Z
         4: .line 49
            aload 0 /* this */
            iload 4 /* hasPassword */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.hasPassword:Z
         5: .line 50
            aload 0 /* this */
            iload 5 /* isWillRetain */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isWillRetain:Z
         6: .line 51
            aload 0 /* this */
            iload 6 /* willQos */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.willQos:I
         7: .line 52
            aload 0 /* this */
            iload 7 /* isWillFlag */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isWillFlag:Z
         8: .line 53
            aload 0 /* this */
            iload 8 /* isCleanSession */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isCleanSession:Z
         9: .line 54
            aload 0 /* this */
            iload 9 /* keepAliveTimeSeconds */
            putfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.keepAliveTimeSeconds:I
        10: .line 55
            return
        end local 9 // int keepAliveTimeSeconds
        end local 8 // boolean isCleanSession
        end local 7 // boolean isWillFlag
        end local 6 // int willQos
        end local 5 // boolean isWillRetain
        end local 4 // boolean hasPassword
        end local 3 // boolean hasUserName
        end local 2 // int version
        end local 1 // java.lang.String name
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot                  Name  Signature
            0   11     0                  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;
            0   11     1                  name  Ljava/lang/String;
            0   11     2               version  I
            0   11     3           hasUserName  Z
            0   11     4           hasPassword  Z
            0   11     5          isWillRetain  Z
            0   11     6               willQos  I
            0   11     7            isWillFlag  Z
            0   11     8        isCleanSession  Z
            0   11     9  keepAliveTimeSeconds  I
    MethodParameters:
                      Name  Flags
      name                  
      version               
      hasUserName           
      hasPassword           
      isWillRetain          
      willQos               
      isWillFlag            
      isCleanSession        
      keepAliveTimeSeconds  

  public java.lang.String name();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 58
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.name:Ljava/lang/String;
            areturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public int version();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 62
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.version:I
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public boolean hasUserName();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 66
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.hasUserName:Z
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public boolean hasPassword();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 70
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.hasPassword:Z
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public boolean isWillRetain();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 74
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isWillRetain:Z
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public int willQos();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 78
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.willQos:I
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public boolean isWillFlag();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 82
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isWillFlag:Z
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public boolean isCleanSession();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 86
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isCleanSession:Z
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public int keepAliveTimeSeconds();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 90
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.keepAliveTimeSeconds:I
            ireturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
         0: .line 95
            new java.lang.StringBuilder
            dup
            aload 0 /* this */
            invokestatic io.netty.util.internal.StringUtil.simpleClassName:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         1: .line 96
            bipush 91
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
         2: .line 97
            ldc "name="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.name:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         3: .line 98
            ldc ", version="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.version:I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
         4: .line 99
            ldc ", hasUserName="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.hasUserName:Z
            invokevirtual java.lang.StringBuilder.append:(Z)Ljava/lang/StringBuilder;
         5: .line 100
            ldc ", hasPassword="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.hasPassword:Z
            invokevirtual java.lang.StringBuilder.append:(Z)Ljava/lang/StringBuilder;
         6: .line 101
            ldc ", isWillRetain="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isWillRetain:Z
            invokevirtual java.lang.StringBuilder.append:(Z)Ljava/lang/StringBuilder;
         7: .line 102
            ldc ", isWillFlag="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isWillFlag:Z
            invokevirtual java.lang.StringBuilder.append:(Z)Ljava/lang/StringBuilder;
         8: .line 103
            ldc ", isCleanSession="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.isCleanSession:Z
            invokevirtual java.lang.StringBuilder.append:(Z)Ljava/lang/StringBuilder;
         9: .line 104
            ldc ", keepAliveTimeSeconds="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield io.netty.handler.codec.mqtt.MqttConnectVariableHeader.keepAliveTimeSeconds:I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
        10: .line 105
            bipush 93
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
        11: .line 106
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        12: .line 95
            areturn
        end local 0 // io.netty.handler.codec.mqtt.MqttConnectVariableHeader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   13     0  this  Lio/netty/handler/codec/mqtt/MqttConnectVariableHeader;
}
SourceFile: "MqttConnectVariableHeader.java"