https://github.com/Microsoft/mssql-jdbc: Microsoft JDBC Driver for SQL Server. (Microsoft Corporation) 
final class com.microsoft.sqlserver.jdbc.FailoverInfo
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.microsoft.sqlserver.jdbc.FailoverInfo
  super_class: java.lang.Object
{
  private java.lang.String failoverPartner;
    descriptor: Ljava/lang/String;
    flags: (0x0002) ACC_PRIVATE

  private int portNumber;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private java.lang.String failoverInstance;
    descriptor: Ljava/lang/String;
    flags: (0x0002) ACC_PRIVATE

  private boolean setUpInfocalled;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  private boolean useFailoverPartner;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  boolean getUseFailoverPartner();
    descriptor: ()Z
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
         0: .line 30
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.useFailoverPartner:Z
            ireturn
        end local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/microsoft/sqlserver/jdbc/FailoverInfo;

  void <init>(java.lang.String, com.microsoft.sqlserver.jdbc.SQLServerConnection, boolean);
    descriptor: (Ljava/lang/String;Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;Z)V
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
        start local 1 // java.lang.String failover
        start local 2 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
        start local 3 // boolean actualFailoverPartner
         0: .line 33
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 34
            aload 0 /* this */
            aload 1 /* failover */
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
         2: .line 35
            aload 0 /* this */
            iload 3 /* actualFailoverPartner */
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.useFailoverPartner:Z
         3: .line 36
            aload 0 /* this */
            iconst_m1
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.portNumber:I
         4: .line 38
            return
        end local 3 // boolean actualFailoverPartner
        end local 2 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
        end local 1 // java.lang.String failover
        end local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    5     0                   this  Lcom/microsoft/sqlserver/jdbc/FailoverInfo;
            0    5     1               failover  Ljava/lang/String;
            0    5     2                    con  Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;
            0    5     3  actualFailoverPartner  Z
    MethodParameters:
                       Name  Flags
      failover               
      con                    
      actualFailoverPartner  

  void log(com.microsoft.sqlserver.jdbc.SQLServerConnection);
    descriptor: (Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
        start local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
         0: .line 42
            aload 1 /* con */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.getConnectionLogger:()Ljava/util/logging/Logger;
            getstatic java.util.logging.Level.FINE:Ljava/util/logging/Level;
            invokevirtual java.util.logging.Logger.isLoggable:(Ljava/util/logging/Level;)Z
            ifeq 4
         1: .line 43
            aload 1 /* con */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.getConnectionLogger:()Ljava/util/logging/Logger;
            new java.lang.StringBuilder
            dup
            aload 1 /* con */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.toString:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " Failover server :"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         2: .line 44
            ldc " Failover partner is primary : "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.useFailoverPartner:Z
            invokevirtual java.lang.StringBuilder.append:(Z)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         3: .line 43
            invokevirtual java.util.logging.Logger.fine:(Ljava/lang/String;)V
         4: .line 45
      StackMap locals:
      StackMap stack:
            return
        end local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
        end local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lcom/microsoft/sqlserver/jdbc/FailoverInfo;
            0    5     1   con  Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;
    MethodParameters:
      Name  Flags
      con   

  private void setupInfo(com.microsoft.sqlserver.jdbc.SQLServerConnection);
    descriptor: (Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=7, args_size=2
        start local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
        start local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
         0: .line 50
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.setUpInfocalled:Z
            ifeq 2
         1: .line 51
            return
         2: .line 53
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            invokevirtual java.lang.String.length:()I
            ifne 5
         3: .line 54
            aload 0 /* this */
            getstatic com.microsoft.sqlserver.jdbc.SQLServerConnection.DEFAULTPORT:I
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.portNumber:I
         4: .line 55
            goto 22
         5: .line 57
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            bipush 92
            invokevirtual java.lang.String.indexOf:(I)I
            istore 2 /* px */
        start local 2 // int px
         6: .line 62
            iload 2 /* px */
            iflt 21
         7: .line 63
            aload 1 /* con */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.getConnectionLogger:()Ljava/util/logging/Logger;
            getstatic java.util.logging.Level.FINE:Ljava/util/logging/Level;
            invokevirtual java.util.logging.Logger.isLoggable:(Ljava/util/logging/Level;)Z
            ifeq 9
         8: .line 64
            aload 1 /* con */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.getConnectionLogger:()Ljava/util/logging/Logger;
            new java.lang.StringBuilder
            dup
            aload 1 /* con */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.toString:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " Failover server :"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokevirtual java.util.logging.Logger.fine:(Ljava/lang/String;)V
         9: .line 65
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            iload 2 /* px */
            iconst_1
            iadd
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            invokevirtual java.lang.String.length:()I
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
            astore 4 /* instanceValue */
        start local 4 // java.lang.String instanceValue
        10: .line 66
            aload 0 /* this */
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            iconst_0
            iload 2 /* px */
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
        11: .line 67
            aload 1 /* con */
            getstatic com.microsoft.sqlserver.jdbc.SQLServerDriverStringProperty.INSTANCE_NAME:Lcom/microsoft/sqlserver/jdbc/SQLServerDriverStringProperty;
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerDriverStringProperty.toString:()Ljava/lang/String;
            aload 4 /* instanceValue */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.validateMaxSQLLoginName:(Ljava/lang/String;Ljava/lang/String;)V
        12: .line 68
            aload 0 /* this */
            aload 4 /* instanceValue */
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverInstance:Ljava/lang/String;
        13: .line 69
            aload 1 /* con */
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            aload 4 /* instanceValue */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.getInstancePort:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
            astore 3 /* instancePort */
        start local 3 // java.lang.String instancePort
        14: .line 72
            aload 0 /* this */
            aload 3 /* instancePort */
            invokestatic java.lang.Integer.parseInt:(Ljava/lang/String;)I
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.portNumber:I
        15: .line 73
            goto 22
      StackMap locals: com.microsoft.sqlserver.jdbc.FailoverInfo com.microsoft.sqlserver.jdbc.SQLServerConnection int java.lang.String java.lang.String
      StackMap stack: java.lang.NumberFormatException
        16: pop
        17: .line 75
            new java.text.MessageFormat
            dup
            ldc "R_invalidPortNumber"
            invokestatic com.microsoft.sqlserver.jdbc.SQLServerException.getErrString:(Ljava/lang/String;)Ljava/lang/String;
            invokespecial java.text.MessageFormat.<init>:(Ljava/lang/String;)V
            astore 5 /* form */
        start local 5 // java.text.MessageFormat form
        18: .line 76
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 3 /* instancePort */
            aastore
            astore 6 /* msgArgs */
        start local 6 // java.lang.Object[] msgArgs
        19: .line 77
            aload 1 /* con */
            aconst_null
            aload 5 /* form */
            aload 6 /* msgArgs */
            invokevirtual java.text.MessageFormat.format:(Ljava/lang/Object;)Ljava/lang/String;
            aconst_null
            iconst_0
            invokestatic com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError:(Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;Ljava/lang/Object;Ljava/lang/String;Ljava/lang/String;Z)V
        end local 6 // java.lang.Object[] msgArgs
        end local 5 // java.text.MessageFormat form
        20: .line 79
            goto 22
        end local 4 // java.lang.String instanceValue
        end local 3 // java.lang.String instancePort
        21: .line 80
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getstatic com.microsoft.sqlserver.jdbc.SQLServerConnection.DEFAULTPORT:I
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.portNumber:I
        end local 2 // int px
        22: .line 82
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_1
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.setUpInfocalled:Z
        23: .line 83
            return
        end local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
        end local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   24     0           this  Lcom/microsoft/sqlserver/jdbc/FailoverInfo;
            0   24     1            con  Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;
            6   22     2             px  I
           14   21     3   instancePort  Ljava/lang/String;
           10   21     4  instanceValue  Ljava/lang/String;
           18   20     5           form  Ljava/text/MessageFormat;
           19   20     6        msgArgs  [Ljava/lang/Object;
      Exception table:
        from    to  target  type
          14    15      16  Class java.lang.NumberFormatException
    Exceptions:
      throws com.microsoft.sqlserver.jdbc.SQLServerException
    MethodParameters:
      Name  Flags
      con   

  synchronized com.microsoft.sqlserver.jdbc.ServerPortPlaceHolder failoverPermissionCheck(com.microsoft.sqlserver.jdbc.SQLServerConnection, boolean);
    descriptor: (Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;Z)Lcom/microsoft/sqlserver/jdbc/ServerPortPlaceHolder;
    flags: (0x0020) ACC_SYNCHRONIZED
    Code:
      stack=6, locals=3, args_size=3
        start local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
        start local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
        start local 2 // boolean link
         0: .line 87
            aload 0 /* this */
            aload 1 /* con */
            invokevirtual com.microsoft.sqlserver.jdbc.FailoverInfo.setupInfo:(Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;)V
         1: .line 88
            new com.microsoft.sqlserver.jdbc.ServerPortPlaceHolder
            dup
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.portNumber:I
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverInstance:Ljava/lang/String;
            iload 2 /* link */
            invokespecial com.microsoft.sqlserver.jdbc.ServerPortPlaceHolder.<init>:(Ljava/lang/String;ILjava/lang/String;Z)V
            areturn
        end local 2 // boolean link
        end local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection con
        end local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/microsoft/sqlserver/jdbc/FailoverInfo;
            0    2     1   con  Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;
            0    2     2  link  Z
    Exceptions:
      throws com.microsoft.sqlserver.jdbc.SQLServerException
    MethodParameters:
      Name  Flags
      con   
      link  

  synchronized void failoverAdd(com.microsoft.sqlserver.jdbc.SQLServerConnection, boolean, java.lang.String);
    descriptor: (Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;ZLjava/lang/String;)V
    flags: (0x0020) ACC_SYNCHRONIZED
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
        start local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection connection
        start local 2 // boolean actualUseFailoverPartner
        start local 3 // java.lang.String actualFailoverPartner
         0: .line 94
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.useFailoverPartner:Z
            iload 2 /* actualUseFailoverPartner */
            if_icmpeq 5
         1: .line 95
            aload 1 /* connection */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.getConnectionLogger:()Ljava/util/logging/Logger;
            getstatic java.util.logging.Level.FINE:Ljava/util/logging/Level;
            invokevirtual java.util.logging.Logger.isLoggable:(Ljava/util/logging/Level;)Z
            ifeq 4
         2: .line 96
            aload 1 /* connection */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.getConnectionLogger:()Ljava/util/logging/Logger;
         3: .line 97
            new java.lang.StringBuilder
            dup
            aload 1 /* connection */
            invokevirtual com.microsoft.sqlserver.jdbc.SQLServerConnection.toString:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " Failover detected. failover partner="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 3 /* actualFailoverPartner */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokevirtual java.util.logging.Logger.fine:(Ljava/lang/String;)V
         4: .line 98
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* actualUseFailoverPartner */
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.useFailoverPartner:Z
         5: .line 104
      StackMap locals:
      StackMap stack:
            iload 2 /* actualUseFailoverPartner */
            ifne 8
            aload 0 /* this */
            getfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
            aload 3 /* actualFailoverPartner */
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 8
         6: .line 105
            aload 0 /* this */
            aload 3 /* actualFailoverPartner */
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.failoverPartner:Ljava/lang/String;
         7: .line 107
            aload 0 /* this */
            iconst_0
            putfield com.microsoft.sqlserver.jdbc.FailoverInfo.setUpInfocalled:Z
         8: .line 109
      StackMap locals:
      StackMap stack:
            return
        end local 3 // java.lang.String actualFailoverPartner
        end local 2 // boolean actualUseFailoverPartner
        end local 1 // com.microsoft.sqlserver.jdbc.SQLServerConnection connection
        end local 0 // com.microsoft.sqlserver.jdbc.FailoverInfo this
      LocalVariableTable:
        Start  End  Slot                      Name  Signature
            0    9     0                      this  Lcom/microsoft/sqlserver/jdbc/FailoverInfo;
            0    9     1                connection  Lcom/microsoft/sqlserver/jdbc/SQLServerConnection;
            0    9     2  actualUseFailoverPartner  Z
            0    9     3     actualFailoverPartner  Ljava/lang/String;
    Exceptions:
      throws com.microsoft.sqlserver.jdbc.SQLServerException
    MethodParameters:
                          Name  Flags
      connection                
      actualUseFailoverPartner  
      actualFailoverPartner     
}
SourceFile: "FailOverInfo.java"