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## org.bouncycastle.bcpg
Class BCPGOutputStream

    java.lang.Object
      java.io.OutputStream
          org.bouncycastle.bcpg.BCPGOutputStream

All Implemented Interfaces:
  java.io.Closeable, java.io.Flushable, CompressionAlgorithmTags, PacketTags

    public class BCPGOutputStream

extends java.io.OutputStream
implements PacketTags, CompressionAlgorithmTags

Basic output stream.

Field Summary

Fields inherited from interface org.bouncycastle.bcpg.PacketTags
`COMPRESSED_DATA, EXPERIMENTAL_1, EXPERIMENTAL_2, EXPERIMENTAL_3, EXPERIMENTAL_4, LITERAL_DATA, MARKER, MOD_DETECTION_CODE, ONE_PASS_SIGNATURE, PUBLIC_KEY, PUBLIC_KEY_ENC_SESSION, PUBLIC_SUBKEY, RESERVED, SECRET_KEY, SECRET_SUBKEY, SIGNATURE, SYM_ENC_INTEGRITY_PRO, SYMMETRIC_KEY_ENC, SYMMETRIC_KEY_ENC_SESSION, TRUST, USER_ATTRIBUTE, USER_ID`

Fields inherited from interface org.bouncycastle.bcpg.CompressionAlgorithmTags
`BZIP2, UNCOMPRESSED, ZIP, ZLIB`

Constructor Summary
`BCPGOutputStream(java.io.OutputStream out)`
`BCPGOutputStream(java.io.OutputStream out, int tag)` Create a stream representing an old style partial object.
`BCPGOutputStream(java.io.OutputStream out, int tag, byte[] buffer)` Create a new style partial input stream buffered into chunks.
`BCPGOutputStream(java.io.OutputStream out, int tag, long length)`
`BCPGOutputStream(java.io.OutputStream out, int tag, long length, boolean oldFormat)` Create a stream representing a general packet.

Method Summary
`void` | `close()`
`void` | `finish()` Finish writing out the current packet without closing the underlying stream.
`void` | `flush()` Flush the underlying stream.
`void` | `write(byte[] bytes, int off, int len)`
`void` | `write(int b)`
`void` | `writeObject(BCPGObject o)`
`void` | `writePacket(ContainedPacket p)`

Methods inherited from class java.io.OutputStream
`write`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### BCPGOutputStream

    public BCPGOutputStream(java.io.OutputStream out)

### BCPGOutputStream

    public BCPGOutputStream(java.io.OutputStream out,
                            int tag)
                     throws java.io.IOException

  Create a stream representing an old style partial object.

  Parameters:
    `tag` - the packet tag for the object.
  Throws:
    `java.io.IOException`

### BCPGOutputStream

    public BCPGOutputStream(java.io.OutputStream out,
                            int tag,
                            long length,
                            boolean oldFormat)
                     throws java.io.IOException

  Create a stream representing a general packet.

  Parameters:
    `out` -
    `tag` -
    `length` -
    `oldFormat` -
  Throws:
    `java.io.IOException`

### BCPGOutputStream

    public BCPGOutputStream(java.io.OutputStream out,
                            int tag,
                            long length)
                     throws java.io.IOException

Parameters:
  `tag` -
  `length` -
Throws:
  `java.io.IOException`

### BCPGOutputStream

    public BCPGOutputStream(java.io.OutputStream out,
                            int tag,
                            byte[] buffer)
                     throws java.io.IOException

  Create a new style partial input stream buffered into chunks.

  Parameters:
    `out` - output stream to write to.
    `tag` - packet tag.
    `buffer` - size of chunks making up the packet.
  Throws:
    `java.io.IOException`

Method Detail

### write

    public void write(int b)
               throws java.io.IOException

  Specified by:
    `write` in class `java.io.OutputStream`
  Throws:
    `java.io.IOException`

### write

    public void write(byte[] bytes,
                      int off,
                      int len)
               throws java.io.IOException

  Overrides:
    `write` in class `java.io.OutputStream`
  Throws:
    `java.io.IOException`

### writePacket

    public void writePacket(ContainedPacket p)
                     throws java.io.IOException

  Throws:
    `java.io.IOException`

### writeObject

    public void writeObject(BCPGObject o)
                     throws java.io.IOException

  Throws:
    `java.io.IOException`

### flush

    public void flush()
               throws java.io.IOException

  Flush the underlying stream.

  Specified by:
    `flush` in interface `java.io.Flushable`
  Overrides:
    `flush` in class `java.io.OutputStream`
  Throws:
    `java.io.IOException`

### finish

    public void finish()
                throws java.io.IOException

  Finish writing out the current packet without closing the underlying stream.

  Throws:
    `java.io.IOException`

### close

    public void close()
               throws java.io.IOException

  Specified by:
    `close` in interface `java.io.Closeable`
  Overrides:
    `close` in class `java.io.OutputStream`
  Throws:
    `java.io.IOException`

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