FlushableGZIPOutputStream (Apache Tomcat 7.0.104 API Documentation)

org.apache.coyote.http11.filters

## Class FlushableGZIPOutputStream

- java.lang.Object
- - java.io.OutputStream
  - - java.io.FilterOutputStream
    - - java.util.zip.DeflaterOutputStream
      - - java.util.zip.GZIPOutputStream
        - - org.apache.coyote.http11.filters.FlushableGZIPOutputStream

- All Implemented Interfaces:
    Closeable, Flushable, AutoCloseable

      public class FlushableGZIPOutputStream
      extends GZIPOutputStream

  Extension of `GZIPOutputStream` to workaround for a couple of long standing JDK bugs (Bug 4255743 and Bug 4813885) so the GZIP'd output can be flushed.

- - ### Field Summary

    - ### Fields inherited from class java.util.zip.GZIPOutputStream

      `crc`

    - ### Fields inherited from class java.util.zip.DeflaterOutputStream

      `buf, def`

    - ### Fields inherited from class java.io.FilterOutputStream

      `out`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `FlushableGZIPOutputStream(OutputStream os)`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `close()`
    `protected void` | `deflate()`
    `void` | `finish()`
    `void` | `flush()`
    `void` | `write(byte[] bytes)`
    `void` | `write(byte[] bytes, int offset, int length)`
    `void` | `write(int i)`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### FlushableGZIPOutputStream

          public FlushableGZIPOutputStream(OutputStream os)
                                    throws IOException

      Throws:
        `IOException`

  - ### Method Detail

    - #### write

          public void write(byte[] bytes)
                     throws IOException

      Overrides:
        `write` in class `FilterOutputStream`
      Throws:
        `IOException`

    - #### write

          public void write(byte[] bytes,
                   int offset,
                   int length)
                     throws IOException

      Overrides:
        `write` in class `GZIPOutputStream`
      Throws:
        `IOException`

    - #### write

          public void write(int i)
                     throws IOException

      Overrides:
        `write` in class `DeflaterOutputStream`
      Throws:
        `IOException`

    - #### finish

          public void finish()
                      throws IOException

      Overrides:
        `finish` in class `GZIPOutputStream`
      Throws:
        `IOException`

    - #### close

          public void close()
                     throws IOException

      Specified by:
        `close` in interface `Closeable`
      Specified by:
        `close` in interface `AutoCloseable`
      Overrides:
        `close` in class `DeflaterOutputStream`
      Throws:
        `IOException`

    - #### flush

          public void flush()
                     throws IOException

      Specified by:
        `flush` in interface `Flushable`
      Overrides:
        `flush` in class `DeflaterOutputStream`
      Throws:
        `IOException`

    - #### deflate

          protected void deflate()
                          throws IOException

      Overrides:
        `deflate` in class `DeflaterOutputStream`
      Throws:
        `IOException`

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