jp.go.aist.rtm.RTC
Class ManagerConfig

java.lang.Object
  jp.go.aist.rtm.RTC.ManagerConfig

 class ManagerConfig
extends java.lang.Object

Modify Manager's configuration.

This class receives the command line arguments and will be instantiated. Set property information of Manager with the configuration file specified by the command line argument or the environment variable etc. The priorities of each configuration are as follows:

1. Command option "-f"
2. Environment variable "RTC_MANAGER_CONFIG"
3. Default configuration file "./rtc.conf"
4. Default configuration file "/etc/rtc.conf"
5. Default configuration file "/etc/rtc/rtc.conf"
6. Default configuration file "/usr/local/etc/rtc.conf"
7. Default configuration file "/usr/local/etc/rtc/rtc.conf"
8. Embedded configuration value

If the command option "-d" is specified (even if specify configuration file by "-f" option), the embedded configuration values will be used.

Field Summary

static java.lang.String	CONFIG_FILE_ENV The environment variable to distinguish the default configuration file path
static java.lang.String[]	CONFIG_FILE_PATH The default configuration file path for manager
protected Properties	m_argprop configuration properties from arguments
protected java.lang.String	m_configFile Manager's configuration file path
protected boolean	m_isMaster Manager master flag true:master,false:slave

Constructor Summary

ManagerConfig()
Constructor

ManagerConfig(java.lang.String[] args)
Constructor

Method Summary

void	configure(Properties properties) Specify the configuration information to the Property
protected boolean	fileExist(java.lang.String filePath) Check the file existence
protected boolean	findConfigFile() Find the configuration file
void	init(java.lang.String[] args) Initialization
protected void	parseArgs(java.lang.String[] args) Parse the command arguments
protected void	setSystemInformation(Properties properties) Set system information

Methods inherited from class java.lang.Object

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

Field Detail

CONFIG_FILE_PATH

public static final java.lang.String[] CONFIG_FILE_PATH

The default configuration file path for manager

CONFIG_FILE_ENV

public static final java.lang.String CONFIG_FILE_ENV

The environment variable to distinguish the default configuration file path

See Also:

Constant Field Values

m_configFile

protected java.lang.String m_configFile

Manager's configuration file path

m_isMaster

protected boolean m_isMaster

Manager master flag true:master,false:slave

m_argprop

protected Properties m_argprop

configuration properties from arguments

Constructor Detail

ManagerConfig

public ManagerConfig()

Constructor

ManagerConfig

public ManagerConfig(java.lang.String[] args)
              throws java.lang.Exception

Constructor

Initialize configuration information by given arguments.

Parameters:

args - The command line arguments

Throws:

java.lang.Exception

Method Detail

init

public void init(java.lang.String[] args)
          throws java.lang.Exception

Initialization

Initialize with command line options. The following command options are available.

• -f file : Specify the configuration file.
• -l module : Specify modules to be loaded. (Not implemented)
• -o options: Specify other options. (Not implemented)
• -d : Use default static configuration. (Not implemented)

Parameters:

args - The command line arguments

Throws:

java.lang.Exception

configure

public void configure(Properties properties)
               throws java.io.FileNotFoundException,
                      java.io.IOException

Specify the configuration information to the Property

Configure to the properties specified by Manager's configuration

Parameters:

properties - The target properties to configure

Throws:

java.io.IOException

java.io.FileNotFoundException

parseArgs

protected void parseArgs(java.lang.String[] args)
                  throws java.lang.IllegalArgumentException

Parse the command arguments

• -a : Create manager's corba service or not.
• -f file : Specify the configuration file.
• -l module : Specify modules to be loaded. (Not implemented)
• -o options : Other options. (Not implemented)
• -p endpoint: Multiple endpoint option.
• -d : Use default static configuration. (Not implemented)

Parameters:

args - The command line arguments

Throws:

java.lang.IllegalArgumentException

findConfigFile

protected boolean findConfigFile()

Find the configuration file

Find the configuration file and configure it. Confirm the file existence when the configuration file has already configured. The configuration file is retrieved in the following order.

1. The command line option -f
2. The environment variable RTC_MANAGER_CONFIG
3. Default configuration file ./rtc.conf
4. Default configuration file /etc/rtc.conf
5. Default configuration file /etc/rtc/rtc.conf
6. Default configuration file /usr/local/etc/rtc.conf
7. Default configuration file /usr/local/etc/rtc/rtc.conf

Returns:

• When the configuration file is the unspecific: True is returned when the configuration file can be retrieved and, otherwise, false is returned.
• When the configuration file is a specific settlement: If the configuration file exists, true is returned and, otherwise, false is returned.

setSystemInformation

protected void setSystemInformation(Properties properties)

Set system information

Get the following system info. and set them to Manager's properties.

• manager.os.name : OS name
• manager.os.release : OS release name
• manager.os.version : OS version
• manager.os.arch : OS architecture
• manager.os.hostname: Hostname
• manager.pid : process ID

Parameters:

properties - Properties to set system information

fileExist

protected boolean fileExist(java.lang.String filePath)

Check the file existence

Confirm whether the specified file exists

Parameters:

filePath - The target confirmation file

Returns:

file existance confirmation (True if the file exists.)