Package org.apache.tomcat.jni

Class OS

java.lang.Object
org.apache.tomcat.jni.OS
@Deprecated public class OS 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.
OS
Author:
Mladen Turk

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final boolean
    IS_BSD
    Deprecated.
     
    static final boolean
    IS_LINUX
    Deprecated.
     
    static final boolean
    IS_MACOSX
    Deprecated.
     
    static final boolean
    IS_NETWARE
    Deprecated.
    Hard-coded to false since there has not been a supported Netware platform for many years.
    static final boolean
    IS_SOLARIS
    Deprecated.
     
    static final boolean
    IS_UNIX
    Deprecated.
     
    static final boolean
    IS_WIN32
    Deprecated.
     
    static final boolean
    IS_WIN64
    Deprecated.
     
    static final int
    LOG_DEBUG
    Deprecated.
     
    static final int
    LOG_EMERG
    Deprecated.
     
    static final int
    LOG_ERROR
    Deprecated.
     
    static final int
    LOG_INFO
    Deprecated.
     
    static final int
    LOG_NOTICE
    Deprecated.
     
    static final int
    LOG_WARN
    Deprecated.
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    OS()
    Deprecated.
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static String
    defaultEncoding(long pool)
    Deprecated.
    Get the name of the system default character set.
    static String
    expand(String str)
    Deprecated.
    Expand environment variables.
    static int
    info(long[] inf)
    Deprecated.
    Gather system info.
    static String
    localeEncoding(long pool)
    Deprecated.
    Get the name of the current locale character set.
    static int
    random(byte[] buf, int len)
    Deprecated.
    Generate random bytes.
    static void
    syslog(int level, String message)
    Deprecated.
    Log message.
    static void
    sysloginit(String domain)
    Deprecated.
    Initialize system logging.

    Methods inherited from class java.lang.Object

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

  • Field Details

    • LOG_EMERG

      public static final int LOG_EMERG
      Deprecated.
      See Also:

    • LOG_ERROR

      public static final int LOG_ERROR
      Deprecated.
      See Also:

    • LOG_NOTICE

      public static final int LOG_NOTICE
      Deprecated.
      See Also:

    • LOG_WARN

      public static final int LOG_WARN
      Deprecated.
      See Also:

    • LOG_INFO

      public static final int LOG_INFO
      Deprecated.
      See Also:

    • LOG_DEBUG

      public static final int LOG_DEBUG
      Deprecated.
      See Also:

    • IS_UNIX

      public static final boolean IS_UNIX
      Deprecated.

    • IS_NETWARE

      @Deprecated public static final boolean IS_NETWARE
      Deprecated.
      Hard-coded to false since there has not been a supported Netware platform for many years. This will be removed in Tomcat 10 onwards
      See Also:

    • IS_WIN32

      public static final boolean IS_WIN32
      Deprecated.

    • IS_WIN64

      public static final boolean IS_WIN64
      Deprecated.

    • IS_LINUX

      public static final boolean IS_LINUX
      Deprecated.

    • IS_SOLARIS

      public static final boolean IS_SOLARIS
      Deprecated.

    • IS_BSD

      public static final boolean IS_BSD
      Deprecated.

    • IS_MACOSX

      public static final boolean IS_MACOSX
      Deprecated.

  • Constructor Details

    • OS

      public OS()
      Deprecated.

  • Method Details

    • defaultEncoding

      public static String defaultEncoding(long pool)
      Deprecated.
      Get the name of the system default character set.
      Parameters:
      pool - the pool to allocate the name from, if needed
      Returns:
      the encoding

    • localeEncoding

      public static String localeEncoding(long pool)
      Deprecated.
      Get the name of the current locale character set. Defers to apr_os_default_encoding if the current locale's data can't be retrieved on this system.
      Parameters:
      pool - the pool to allocate the name from, if needed
      Returns:
      the encoding

    • random

      public static int random(byte[] buf, int len)
      Deprecated.
      Generate random bytes.
      Parameters:
      buf - Buffer to fill with random bytes
      len - Length of buffer in bytes
      Returns:
      the operation status

    • info

      public static int info(long[] inf)
      Deprecated.
      Gather system info. 
       On exit the inf array will be filled with:
 inf[0]  - Total usable main memory size
 inf[1]  - Available memory size
 inf[2]  - Total page file/swap space size
 inf[3]  - Page file/swap space still available
 inf[4]  - Amount of shared memory
 inf[5]  - Memory used by buffers
 inf[6]  - Memory Load

 inf[7]  - Idle Time in microseconds
 inf[8]  - Kernel Time in microseconds
 inf[9]  - User Time in microseconds

 inf[10] - Process creation time (apr_time_t)
 inf[11] - Process Kernel Time in microseconds
 inf[12] - Process User Time in microseconds

 inf[13] - Current working set size.
 inf[14] - Peak working set size.
 inf[15] - Number of page faults.
      Parameters:
      inf - array that will be filled with system information. Array length must be at least 16.
      Returns:
      the operation status

    • expand

      public static String expand(String str)
      Deprecated.
      Expand environment variables.
      Parameters:
      str - String to expand
      Returns:
      Expanded string with replaced environment variables.

    • sysloginit

      public static void sysloginit(String domain)
      Deprecated.
      Initialize system logging.
      Parameters:
      domain - String that will be prepended to every message

    • syslog

      public static void syslog(int level, String message)
      Deprecated.
      Log message.
      Parameters:
      level - Log message severity. See LOG_XXX enums.
      message - Message to log