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package com.sun.enterprise.cli.commands;
import java.util.Iterator;
import java.util.Vector;
import java.util.HashMap;
import com.sun.enterprise.cli.framework.*;
/**
* This class is the export command.
* It will set the given environment variable in multimode.
*/
public class ExportCommand extends S1ASCommand
{
private final static String ENVIRONMENT_PREFIX = "AS_ADMIN_";
private final static String ENVIRONMENT_DELIMITER = "=";
private final static String PASSWORD_STRING = "password";
private CommandEnvironment commandEnvironment =
CommandEnvironment.getInstance();
/** Creates new ExportCommand */
public ExportCommand()
{
}
/**
* Validates the Options for correctness
* @return boolean returns true if validation is succesful else false
*/
public boolean validateOptions() throws CommandValidationException
{
return super.validateOptions();
}
/**
* Executes the command
* @throws CommandException
*/
public void runCommand() throws CommandException, CommandValidationException
{
validateOptions();
Vector operands = getOperands();
if (operands.size() == 0)
{
printAllEnvValues();
return;
}
for (int ii = 0; ii < operands.size(); ii++)
{
updateEnvironment((String)operands.elementAt(ii));
}
}
/**
* this method check for prefix AS_ADMIN
* retursn the name without the prefix AS_ADMIN
*/
private String checkForPrefix(String name) throws CommandException
{
String envName = null;
//check for prefix AS_ADMIN
if (name.regionMatches(true, 0, ENVIRONMENT_PREFIX, 0,
ENVIRONMENT_PREFIX.length()))
{
//extract AS_ADMIN from sOperandName
envName = name.substring(ENVIRONMENT_PREFIX.length());
}
else
{
throw new CommandException(getLocalizedString("CouldNotSetVariable",
new Object[] {name}));
}
return envName.toLowerCase();
}
/**
* this method prints the environment variable.
*/
private void printAllEnvValues()
{
if ((commandEnvironment.getNumEnvironments() == 0) &&
(MultiProcessCommand.getNumLocalEnvironments() == 0))
{
CLILogger.getInstance().printDetailMessage(
getLocalizedString("NoEnvironment"));
}
else
{
HashMap allEnvironments = commandEnvironment.getEnvironments();
// Add Local Environment values (Will contain only for passwords)
allEnvironments.putAll(MultiProcessCommand.getLocalEnvironments());
printEnvValues(allEnvironments);
}
}
/**
* Prints the name,value pairs of the local or global environments
*/
private void printEnvValues(HashMap allEnvironments)
{
final Iterator envIterator = allEnvironments.keySet().iterator();
while (envIterator.hasNext())
{
final String name = (String) envIterator.next();
CLILogger.getInstance().printDebugMessage(
commandEnvironment.toString());
final Object value = allEnvironments.get(name);
printEnvValue(name, value);
}
}
/**
* print one environment
* @param name used in the environment
* @param value is the value of the given name in environment
*/
private void printEnvValue(String name, Object value)
{
final String displayName = ENVIRONMENT_PREFIX.concat(name.toUpperCase());
//Do not display the password value in clear text
if (name.endsWith(PASSWORD_STRING))
{
CLILogger.getInstance().printMessage(displayName + " = ********");
}
else
{
CLILogger.getInstance().printMessage(displayName + " = " + value);
}
}
/**
* this method updates the variable in the CommandEnvironment object.
* @param nameStr - the name of the environment
*/
private void updateEnvironment(String nameStr)
throws CommandException
{
final int nameend = nameStr.indexOf(ENVIRONMENT_DELIMITER);
//remove the environment if command is "export AS_ADMIN_<name>="
if (nameend == nameStr.length()-1)
{
final String envName = checkForPrefix(nameStr.substring(0, nameend));
if (MultiProcessCommand.removeLocalEnvironment(envName) != null)
{
// Also remove the global environment if exists
commandEnvironment.removeEnvironment(envName);
}
else if (commandEnvironment.removeEnvironment(envName) == null)
{
throw new CommandException(
getLocalizedString("UnableToRemoveEnv",
new Object[] {nameStr.subSequence(0, nameend)}));
}
}
//print the value if the command is "export AS_ADMIN_<name>"
else if (nameend == -1)
{
final String name = checkForPrefix(nameStr);
if (MultiProcessCommand.getLocalEnvironmentValue(name) != null)
printEnvValue(name,
MultiProcessCommand.getLocalEnvironmentValue(name));
else
printEnvValue(name,
commandEnvironment.getEnvironmentValue(name));
}
//set the environment if the command is "export AS_ADMIN_<name>=<value>"
else
{
final String envName = checkForPrefix(nameStr.substring(0, nameend));
//Set only the password options in local environment
//to avoid printing the password warning message when in multimode
if (envName.matches(NOT_DEPRECATED_PASSWORDFILE_OPTIONS))
MultiProcessCommand.setLocalEnvironment(envName,
nameStr.substring(nameend+1));
else
commandEnvironment.setEnvironment(envName,
nameStr.substring(nameend+1));
}
}
}
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