org.arakhne.vmutil
Class AbstractOperatingSystemWrapper

java.lang.Object
  org.arakhne.vmutil.AbstractOperatingSystemWrapper

All Implemented Interfaces:

OperatingSystemWrapper

Direct Known Subclasses:

OperatingSystemDiskUtilWrapper, OperatingSystemUDevWrapper

abstract class AbstractOperatingSystemWrapper
extends Object
implements OperatingSystemWrapper

Wrapper to the OS dependent functions. This class was introduced to avoid to kill the current JVM even if the native functions are unloadable. In this way, on operating system without the support for the native libs is still able to be run.

Since:

6.3

Version:

6.3 (rev:285) 2011-10-14 12:02:41

Author:

Stéphane GALLAND

Maven Group Id:

org.arakhne.afc

Maven Artifact Id:

arakhneVmutils

Constructor Summary

AbstractOperatingSystemWrapper()

Method Summary

protected String	cut(String delimiter, int column, String lineText) Cut the line in columns and replies the given column.
protected String	grep(String selector, String text) Replies the first line that contains the given selector.
protected String	runCommand(String... command) Run a shell command.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.arakhne.vmutil.OperatingSystemWrapper

getIdentificationType, getOSSerialNumber, getOSUUID

Constructor Detail

AbstractOperatingSystemWrapper

public AbstractOperatingSystemWrapper()

Method Detail

runCommand

protected String runCommand(String... command)

Run a shell command.

Parameters:

command - is the sheel command.

Returns:

the standard output

grep

protected String grep(String selector,
                      String text)

Replies the first line that contains the given selector.

Parameters:

selector - is the string to search for.

text - is the text to search in.

Returns:

the found line or null.

cut

protected String cut(String delimiter,
                     int column,
                     String lineText)

Cut the line in columns and replies the given column.

Parameters:

delimiter - is the delmiter to use to cut.

column - is the number of the column to reply.

lineText - is the line to cut.

Returns:

the column or null.