org.mmbase.util.externalprocess
Class ProcessFactory

java.lang.Object
  org.mmbase.util.externalprocess.ProcessFactory

public class ProcessFactory

extends java.lang.Object

Process Factory creates a external process. The factory could be used to create a process in another way than java.lang. Runtime.exec();

Since:

MMBase-1.6

Version:

$Id: ProcessFactory.java,v 1.3 2003/05/12 13:10:47 kees Exp $

Author:

Nico Klasens (Finalist IT Group)

Method Summary

java.lang.Process	exec(java.lang.String cmd) Executes the specified command in a separate process.
java.lang.Process	exec(java.lang.String[] cmdarray) Executes the specified command and arguments in a separate process.
java.lang.Process	exec(java.lang.String[] cmdarray, java.lang.String[] envp) Executes the specified command and arguments in a separate process with the specified environment.
java.lang.Process	exec(java.lang.String[] cmdarray, java.lang.String[] envp, java.lang.String dir) Executes the specified command and arguments in a separate process with the specified environment and working directory.
java.lang.Process	exec(java.lang.String cmd, java.lang.String[] envp) Executes the specified command in a separate process with the specified environment.
java.lang.Process	exec(java.lang.String cmd, java.lang.String[] envp, java.lang.String dir) Executes the specified command in a separate process with the specified environment and working directory.
static ProcessFactory	getFactory() get the Process Factory.instance

Methods inherited from class java.lang.Object

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

Method Detail

getFactory

public static ProcessFactory getFactory()

get the Process Factory.instance

Returns:

ProcessFactory

exec

public java.lang.Process exec(java.lang.String cmd)
                       throws java.io.IOException

Executes the specified command in a separate process.

Parameters:

cmd - the command to call

Returns:

Process a Process object for managing the external process

Throws:

java.io.IOException - if an I/O error occurs.

exec

public java.lang.Process exec(java.lang.String[] cmdarray)
                       throws java.io.IOException

Executes the specified command and arguments in a separate process.

Parameters:

cmdarray - array containing the command to call and its arguments

Returns:

Process a Process object for managing the external process

Throws:

java.io.IOException - if an I/O error occurs.

exec

public java.lang.Process exec(java.lang.String[] cmdarray,
                              java.lang.String[] envp)
                       throws java.io.IOException

Executes the specified command and arguments in a separate process with the specified environment.

Parameters:

cmdarray - array containing the command to call and its arguments

envp - array of strings, each element of which has environment variable settings in format name=value.

Returns:

Process a Process object for managing the external process

Throws:

java.io.IOException - if an I/O error occurs.

exec

public java.lang.Process exec(java.lang.String cmd,
                              java.lang.String[] envp)
                       throws java.io.IOException

Executes the specified command in a separate process with the specified environment.

Parameters:

cmd - the command to call

envp - array of strings, each element of which has environment variable settings in format name=value.

Returns:

Process a Process object for managing the external process

Throws:

java.io.IOException - if an I/O error occurs.

exec

public java.lang.Process exec(java.lang.String cmd,
                              java.lang.String[] envp,
                              java.lang.String dir)
                       throws java.io.IOException

Executes the specified command in a separate process with the specified environment and working directory.

Parameters:

cmd - the command to call

envp - array of strings, each element of which has environment variable settings in format name=value.

dir - the working directory of the subprocess

Returns:

Process a Process object for managing the external process

Throws:

java.io.IOException - if an I/O error occurs.

exec

public java.lang.Process exec(java.lang.String[] cmdarray,
                              java.lang.String[] envp,
                              java.lang.String dir)
                       throws java.io.IOException

Executes the specified command and arguments in a separate process with the specified environment and working directory.

Parameters:

cmdarray - array containing the command to call and its arguments

envp - array of strings, each element of which has environment variable settings in format name=value.

dir - the working directory of the subprocess

Returns:

Process a Process object for managing the external process

Throws:

java.io.IOException - if an I/O error occurs.