frysk.sys.proc
Class CmdLineBuilder

java.lang.Object
  frysk.sys.proc.CmdLineBuilder

public abstract class CmdLineBuilder
extends Object

The build the command line argument list from the contents of the file /proc/PID/cmdline. While this isn't a pure builder pattern, it is close enough.

Constructor Summary

protected

CmdLineBuilder() Create a CmdLineBuilder; can only extend.

Method Summary

abstract void	buildArgv(String[] argv) Build the argument vector corresponding to cmdline.
boolean	construct(byte[] cmdline) Scan the CMDLINE byte array building the corresponding command line string.
private boolean	construct(int pid)
boolean	construct(ProcessIdentifier pid) Scan the maps file found in /proc/PID/cmdline building up the command line.

Methods inherited from class java.lang.Object

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

Constructor Detail

CmdLineBuilder

protected CmdLineBuilder()

Create a CmdLineBuilder; can only extend.

Method Detail

construct

public boolean construct(ProcessIdentifier pid)

Scan the maps file found in /proc/PID/cmdline building up the command line. Return true if the scan was successful.

construct

private final boolean construct(int pid)

construct

public final boolean construct(byte[] cmdline)

Scan the CMDLINE byte array building the corresponding command line string. It is assumed that the byte array contains ASCII characters, and for each entry includes a terminating NUL. buildArgv(java.lang.String[]) is called with the command line.

buildArgv

public abstract void buildArgv(String[] argv)

Build the argument vector corresponding to cmdline.