Package org.apache.commons.exec.environment

Class DefaultProcessingEnvironment

java.lang.Object

org.apache.commons.exec.environment.DefaultProcessingEnvironment

Direct Known Subclasses:

OpenVmsProcessingEnvironment

public class DefaultProcessingEnvironment
extends java.lang.Object

Helper class to determine the environment variable for the OS. Depending on the JDK the environment variables can be either retrieved directly from the JVM or requires starting a process to get them running an OS command line.

Version:

$Id: DefaultProcessingEnvironment.java 1636056 2014-11-01 21:12:52Z ggregory $

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.Map<java.lang.String,java.lang.String>	procEnvironment	the environment variables of the process

Constructor Summary

Constructors

Constructor	Description
DefaultProcessingEnvironment()

Method Summary

Modifier and Type	Method	Description
protected java.util.Map<java.lang.String,java.lang.String>	createProcEnvironment()	Find the list of environment variables for this process.
protected CommandLine	getProcEnvCommand()	Deprecated. No longer needed
java.util.Map<java.lang.String,java.lang.String>	getProcEnvironment()	Find the list of environment variables for this process.
protected java.io.BufferedReader	runProcEnvCommand()	Deprecated. No longer needed

Methods inherited from class java.lang.Object

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

Field Detail

procEnvironment

protected java.util.Map<java.lang.String,java.lang.String> procEnvironment

the environment variables of the process

Constructor Detail

DefaultProcessingEnvironment

public DefaultProcessingEnvironment()

Method Detail

getProcEnvironment

public java.util.Map<java.lang.String,java.lang.String> getProcEnvironment()
                                                                    throws java.io.IOException

Find the list of environment variables for this process.

Returns:

a map containing the environment variables

Throws:

java.io.IOException - obtaining the environment variables failed

createProcEnvironment

protected java.util.Map<java.lang.String,java.lang.String> createProcEnvironment()
                                                                          throws java.io.IOException

Find the list of environment variables for this process.

Returns:

a amp containing the environment variables

Throws:

java.io.IOException - the operation failed

runProcEnvCommand

@Deprecated
protected java.io.BufferedReader runProcEnvCommand()
                                            throws java.io.IOException

Deprecated. No longer needed

Start a process to list the environment variables.

Returns:

a reader containing the output of the process

Throws:

java.io.IOException - starting the process failed

getProcEnvCommand

@Deprecated
protected CommandLine getProcEnvCommand()

Deprecated. No longer needed

Determine the OS specific command line to get a list of environment variables.

Returns:

the command line