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

Method Summary
`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

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