Package org.apache.tomcat.jni

Class Mmap

java.lang.Object
org.apache.tomcat.jni.Mmap
@Deprecated public class Mmap extends Object
Deprecated.
The scope of the APR/Native Library will be reduced in Tomcat 10.1.x / Tomcat Native 2.x onwards to only include those components required to provide OpenSSL integration with the NIO and NIO2 connectors.
Mmap
Author:
Mladen Turk

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    APR_MMAP_READ
    Deprecated.
    MMap opened for reading
    static final int
    APR_MMAP_WRITE
    Deprecated.
    MMap opened for writing

  • Constructor Summary

    Constructors
    Constructor
    Description
    Mmap()
    Deprecated.
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static long
    create(long file, long offset, long size, int flag, long pool)
    Deprecated.
    Create a new mmap'ed file out of an existing APR file.
    static int
    delete(long mm)
    Deprecated.
    Remove a mmap'ed.
    static long
    dup(long mmap, long pool)
    Deprecated.
    Duplicate the specified MMAP.
    static long
    offset(long mm, long offset)
    Deprecated.
    Move the pointer into the mmap'ed file to the specified offset.

    Methods inherited from class java.lang.Object

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

  • Field Details

    • APR_MMAP_READ

      public static final int APR_MMAP_READ
      Deprecated.
      MMap opened for reading
      See Also:

    • APR_MMAP_WRITE

      public static final int APR_MMAP_WRITE
      Deprecated.
      MMap opened for writing
      See Also:

  • Constructor Details

    • Mmap

      public Mmap()
      Deprecated.

  • Method Details

    • create

      public static long create(long file, long offset, long size, int flag, long pool) throws Error
      Deprecated.
      Create a new mmap'ed file out of an existing APR file.
      Parameters:
      file - The file turn into an mmap.
      offset - The offset into the file to start the data pointer at.
      size - The size of the file
      flag - bit-wise or of: 
       APR_MMAP_READ       MMap opened for reading
 APR_MMAP_WRITE      MMap opened for writing
      pool - The pool to use when creating the mmap.
      Returns:
      The newly created mmap'ed file.
      Throws:
      Error - Error creating memory mapping

    • dup

      public static long dup(long mmap, long pool) throws Error
      Deprecated.
      Duplicate the specified MMAP.
      Parameters:
      mmap - The mmap to duplicate.
      pool - The pool to use for new_mmap.
      Returns:
      Duplicated mmap'ed file.
      Throws:
      Error - Error duplicating memory mapping

    • delete

      public static int delete(long mm)
      Deprecated.
      Remove a mmap'ed.
      Parameters:
      mm - The mmap'ed file.
      Returns:
      the operation status

    • offset

      public static long offset(long mm, long offset) throws Error
      Deprecated.
      Move the pointer into the mmap'ed file to the specified offset.
      Parameters:
      mm - The mmap'ed file.
      offset - The offset to move to.
      Returns:
      The pointer to the offset specified.
      Throws:
      Error - Error reading file