http://www.sparetimelabs.com/purejavacomm/purejavacomm.php: PureJavaComm is an Application Programmin Interface (API) for accessing serial ports from Java. PureJavaComm aims to be a drop-in replacement for Sun's (now Oracle) abandoned JavaComm and an easier to deploy alternative to RXTX.
  • Kustaa Nyholm 
class purejavacomm.PureJavaSerialPort$1 extends java.io.OutputStream
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: purejavacomm.PureJavaSerialPort$1
  super_class: java.io.OutputStream
{
  private byte[] im_Buffer;
    descriptor: [B
    flags: (0x0002) ACC_PRIVATE

  final purejavacomm.PureJavaSerialPort this$0;
    descriptor: Lpurejavacomm/PureJavaSerialPort;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  void <init>(purejavacomm.PureJavaSerialPort);
    descriptor: (Lpurejavacomm/PureJavaSerialPort;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // purejavacomm.PureJavaSerialPort$1 this
         0: .line 608
            aload 0 /* this */
            aload 1
            putfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            aload 0 /* this */
            invokespecial java.io.OutputStream.<init>:()V
         1: .line 610
            aload 0 /* this */
            sipush 2048
            newarray 8
            putfield purejavacomm.PureJavaSerialPort$1.im_Buffer:[B
         2: .line 608
            return
        end local 0 // purejavacomm.PureJavaSerialPort$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lpurejavacomm/PureJavaSerialPort$1;
    MethodParameters:
        Name  Flags
      this$0  final

  public final void write(int);
    descriptor: (I)V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // purejavacomm.PureJavaSerialPort$1 this
        start local 1 // int b
         0: .line 614
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            invokevirtual purejavacomm.PureJavaSerialPort.checkState:()V
         1: .line 615
            iconst_1
            newarray 8
            dup
            iconst_0
            iload 1 /* b */
            i2b
            bastore
            astore 2 /* buf */
        start local 2 // byte[] buf
         2: .line 616
            aload 0 /* this */
            aload 2 /* buf */
            iconst_0
            iconst_1
            invokevirtual purejavacomm.PureJavaSerialPort$1.write:([BII)V
         3: .line 617
            return
        end local 2 // byte[] buf
        end local 1 // int b
        end local 0 // purejavacomm.PureJavaSerialPort$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lpurejavacomm/PureJavaSerialPort$1;
            0    4     1     b  I
            2    4     2   buf  [B
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      b     

  public final void write(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // purejavacomm.PureJavaSerialPort$1 this
        start local 1 // byte[] buffer
        start local 2 // int offset
        start local 3 // int length
         0: .line 621
            aload 1 /* buffer */
            ifnonnull 2
         1: .line 622
            new java.lang.IllegalArgumentException
            dup
            invokespecial java.lang.IllegalArgumentException.<init>:()V
            athrow
         2: .line 623
      StackMap locals:
      StackMap stack:
            iload 2 /* offset */
            iflt 3
            iload 3 /* length */
            iflt 3
            iload 2 /* offset */
            iload 3 /* length */
            iadd
            aload 1 /* buffer */
            arraylength
            if_icmple 4
         3: .line 624
      StackMap locals:
      StackMap stack:
            new java.lang.IndexOutOfBoundsException
            dup
            new java.lang.StringBuilder
            dup
            ldc "buffer.lengt "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* buffer */
            arraylength
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " offset "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            iload 2 /* offset */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " length "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            iload 3 /* length */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IndexOutOfBoundsException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 625
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            invokevirtual purejavacomm.PureJavaSerialPort.checkState:()V
         5: .line 626
            goto 21
         6: .line 627
      StackMap locals:
      StackMap stack:
            aload 1 /* buffer */
            arraylength
            iload 2 /* offset */
            isub
            istore 4 /* n */
        start local 4 // int n
         7: .line 628
            iload 4 /* n */
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.im_Buffer:[B
            arraylength
            if_icmple 9
         8: .line 629
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.im_Buffer:[B
            arraylength
            istore 4 /* n */
         9: .line 630
      StackMap locals: int
      StackMap stack:
            iload 4 /* n */
            iload 3 /* length */
            if_icmple 11
        10: .line 631
            iload 3 /* length */
            istore 4 /* n */
        11: .line 632
      StackMap locals:
      StackMap stack:
            iload 2 /* offset */
            ifle 15
        12: .line 633
            aload 1 /* buffer */
            iload 2 /* offset */
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.im_Buffer:[B
            iconst_0
            iload 4 /* n */
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
        13: .line 634
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            getfield purejavacomm.PureJavaSerialPort.m_FD:I
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.im_Buffer:[B
            iload 4 /* n */
            invokestatic jtermios.JTermios.write:(I[BI)I
            istore 4 /* n */
        14: .line 635
            goto 16
        15: .line 636
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            getfield purejavacomm.PureJavaSerialPort.m_FD:I
            aload 1 /* buffer */
            iload 4 /* n */
            invokestatic jtermios.JTermios.write:(I[BI)I
            istore 4 /* n */
        16: .line 638
      StackMap locals:
      StackMap stack:
            iload 4 /* n */
            ifge 19
        17: .line 639
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            invokevirtual purejavacomm.PureJavaSerialPort.close:()V
        18: .line 640
            new java.io.IOException
            dup
            invokespecial java.io.IOException.<init>:()V
            athrow
        19: .line 643
      StackMap locals:
      StackMap stack:
            iload 3 /* length */
            iload 4 /* n */
            isub
            istore 3 /* length */
        20: .line 644
            iload 2 /* offset */
            iload 4 /* n */
            iadd
            istore 2 /* offset */
        end local 4 // int n
        21: .line 626
      StackMap locals:
      StackMap stack:
            iload 3 /* length */
            ifgt 6
        22: .line 646
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            iconst_0
            putfield purejavacomm.PureJavaSerialPort.m_OutputEmptyNotified:Z
        23: .line 647
            return
        end local 3 // int length
        end local 2 // int offset
        end local 1 // byte[] buffer
        end local 0 // purejavacomm.PureJavaSerialPort$1 this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   24     0    this  Lpurejavacomm/PureJavaSerialPort$1;
            0   24     1  buffer  [B
            0   24     2  offset  I
            0   24     3  length  I
            7   21     4       n  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      buffer  
      offset  
      length  

  public final void write(byte[]);
    descriptor: ([B)V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // purejavacomm.PureJavaSerialPort$1 this
        start local 1 // byte[] b
         0: .line 651
            aload 0 /* this */
            aload 1 /* b */
            iconst_0
            aload 1 /* b */
            arraylength
            invokevirtual purejavacomm.PureJavaSerialPort$1.write:([BII)V
         1: .line 652
            return
        end local 1 // byte[] b
        end local 0 // purejavacomm.PureJavaSerialPort$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lpurejavacomm/PureJavaSerialPort$1;
            0    2     1     b  [B
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      b     

  public void close();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // purejavacomm.PureJavaSerialPort$1 this
         0: .line 656
            aload 0 /* this */
            invokespecial java.io.OutputStream.close:()V
         1: .line 657
            return
        end local 0 // purejavacomm.PureJavaSerialPort$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lpurejavacomm/PureJavaSerialPort$1;
    Exceptions:
      throws java.io.IOException

  public final void flush();
    descriptor: ()V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // purejavacomm.PureJavaSerialPort$1 this
         0: .line 661
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            invokevirtual purejavacomm.PureJavaSerialPort.checkState:()V
         1: .line 662
            aload 0 /* this */
            getfield purejavacomm.PureJavaSerialPort$1.this$0:Lpurejavacomm/PureJavaSerialPort;
            getfield purejavacomm.PureJavaSerialPort.m_FD:I
            invokestatic jtermios.JTermios.tcdrain:(I)I
            ifge 4
         2: .line 663
            aload 0 /* this */
            invokevirtual purejavacomm.PureJavaSerialPort$1.close:()V
         3: .line 664
            new java.io.IOException
            dup
            invokespecial java.io.IOException.<init>:()V
            athrow
         4: .line 666
      StackMap locals:
      StackMap stack:
            return
        end local 0 // purejavacomm.PureJavaSerialPort$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lpurejavacomm/PureJavaSerialPort$1;
    Exceptions:
      throws java.io.IOException
}
SourceFile: "PureJavaSerialPort.java"
EnclosingMethod: purejavacomm.PureJavaSerialPort.getOutputStream:()Ljava/io/OutputStream;
NestHost: purejavacomm.PureJavaSerialPort
InnerClasses:
  purejavacomm.PureJavaSerialPort$1