org.apache.tools.ant.taskdefs.condition

## Class Os

- java.lang.Object
- - org.apache.tools.ant.taskdefs.condition.Os

- All Implemented Interfaces:
    Condition

      public class Os
      extends java.lang.Object
      implements Condition

  Condition that tests the OS type.
  Since:
    Ant 1.4

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static java.lang.String` | `FAMILY_9X` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_DOS` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_MAC` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_NETWARE` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_NT` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_OS2` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_OS400` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_TANDEM` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_UNIX` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_VMS` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_WINDOWS` OS family that can be tested for.
    `static java.lang.String` | `FAMILY_ZOS` OS family that can be tested for.

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `Os()` Default constructor
    `Os(java.lang.String family)` Constructor that sets the family attribute

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | `eval()` Determines if the OS on which Ant is executing matches the type of that set in setFamily.
    `static boolean` | `isArch(java.lang.String arch)` Determines if the OS on which Ant is executing matches the given OS architecture.
    `static boolean` | `isFamily(java.lang.String family)` Determines if the OS on which Ant is executing matches the given OS family.
    `static boolean` | `isName(java.lang.String name)` Determines if the OS on which Ant is executing matches the given OS name.
    `static boolean` | `isOs(java.lang.String family, java.lang.String name, java.lang.String arch, java.lang.String version)` Determines if the OS on which Ant is executing matches the given OS family, name, architecture and version
    `static boolean` | `isVersion(java.lang.String version)` Determines if the OS on which Ant is executing matches the given OS version.
    `void` | `setArch(java.lang.String arch)` Sets the desired OS architecture
    `void` | `setFamily(java.lang.String f)` Sets the desired OS family type
    `void` | `setName(java.lang.String name)` Sets the desired OS name
    `void` | `setVersion(java.lang.String version)` Sets the desired OS version

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

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

- - ### Field Detail

    - #### FAMILY_WINDOWS

          public static final java.lang.String FAMILY_WINDOWS

      OS family that can be tested for. "windows"
      See Also:
        Constant Field Values

    - #### FAMILY_9X

          public static final java.lang.String FAMILY_9X

      OS family that can be tested for. "win9x"
      See Also:
        Constant Field Values

    - #### FAMILY_NT

          public static final java.lang.String FAMILY_NT

      OS family that can be tested for. "winnt"
      See Also:
        Constant Field Values

    - #### FAMILY_OS2

          public static final java.lang.String FAMILY_OS2

      OS family that can be tested for. "os/2"
      See Also:
        Constant Field Values

    - #### FAMILY_NETWARE

          public static final java.lang.String FAMILY_NETWARE

      OS family that can be tested for. "netware"
      See Also:
        Constant Field Values

    - #### FAMILY_DOS

          public static final java.lang.String FAMILY_DOS

      OS family that can be tested for. "dos"
      See Also:
        Constant Field Values

    - #### FAMILY_MAC

          public static final java.lang.String FAMILY_MAC

      OS family that can be tested for. "mac"
      See Also:
        Constant Field Values

    - #### FAMILY_TANDEM

          public static final java.lang.String FAMILY_TANDEM

      OS family that can be tested for. "tandem"
      See Also:
        Constant Field Values

    - #### FAMILY_UNIX

          public static final java.lang.String FAMILY_UNIX

      OS family that can be tested for. "unix"
      See Also:
        Constant Field Values

    - #### FAMILY_VMS

          public static final java.lang.String FAMILY_VMS

      OS family that can be tested for. "openvms"
      See Also:
        Constant Field Values

    - #### FAMILY_ZOS

          public static final java.lang.String FAMILY_ZOS

      OS family that can be tested for. "z/os"
      See Also:
        Constant Field Values

    - #### FAMILY_OS400

          public static final java.lang.String FAMILY_OS400

      OS family that can be tested for. "os/400"
      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### Os

          public Os()

      Default constructor

    - #### Os

          public Os(java.lang.String family)

      Constructor that sets the family attribute
      Parameters:
        `family` - a String value

  - ### Method Detail

    - #### setFamily

          public void setFamily(java.lang.String f)

      Sets the desired OS family type
      Parameters:
        `f` - The OS family type desired
        Possible values:
        - dos
        - mac
        - netware
        - os/2
        - tandem
        - unix
        - windows
        - win9x
        - z/os
        - os/400

    - #### setName

          public void setName(java.lang.String name)

      Sets the desired OS name
      Parameters:
        `name` - The OS name

    - #### setArch

          public void setArch(java.lang.String arch)

      Sets the desired OS architecture
      Parameters:
        `arch` - The OS architecture

    - #### setVersion

          public void setVersion(java.lang.String version)

      Sets the desired OS version
      Parameters:
        `version` - The OS version

    - #### eval

          public boolean eval()
                       throws BuildException

      Determines if the OS on which Ant is executing matches the type of that set in setFamily.
      Specified by:
        `eval` in interface `Condition`
      Returns:
        true if the os matches.
      Throws:
        `BuildException` - if there is an error.
      See Also:
        `setFamily(String)`

    - #### isFamily

          public static boolean isFamily(java.lang.String family)

      Determines if the OS on which Ant is executing matches the given OS family.
      Parameters:
        `family` - the family to check for
      Returns:
        true if the OS matches
      Since:
        1.5

    - #### isName

          public static boolean isName(java.lang.String name)

      Determines if the OS on which Ant is executing matches the given OS name.
      Parameters:
        `name` - the OS name to check for
      Returns:
        true if the OS matches
      Since:
        1.7

    - #### isArch

          public static boolean isArch(java.lang.String arch)

      Determines if the OS on which Ant is executing matches the given OS architecture.
      Parameters:
        `arch` - the OS architecture to check for
      Returns:
        true if the OS matches
      Since:
        1.7

    - #### isVersion

          public static boolean isVersion(java.lang.String version)

      Determines if the OS on which Ant is executing matches the given OS version.
      Parameters:
        `version` - the OS version to check for
      Returns:
        true if the OS matches
      Since:
        1.7

    - #### isOs

          public static boolean isOs(java.lang.String family,
                                     java.lang.String name,
                                     java.lang.String arch,
                                     java.lang.String version)

      Determines if the OS on which Ant is executing matches the given OS family, name, architecture and version
      Parameters:
        `family` - The OS family
        `name` - The OS name
        `arch` - The OS architecture
        `version` - The OS version
      Returns:
        true if the OS matches
      Since:
        1.7