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import java.util.*;
import java.io.*;
import gov.nih.nlm.nls.lvg.Api.*;
import gov.nih.nlm.nls.lvg.Lib.*;
import gov.nih.nlm.nls.lvg.CmdLineSyntax.*;
/*****************************************************************************
* This class is the sample program for testing Lvg command line API
* This program use LvgCmdApi to perform a command line interface
*
* History:
*
* @author NLM NLS Development Team
*
* @version V-2010
****************************************************************************/
public class lvg
{
/**
* Test Driver: Command line interface
*/
public static void main(String[] args)
{
// PreProscess: get option form input args
String optionStr = GetOptionStr(args);
// define the system option flag & argument
LvgCmdApi lvg = new LvgCmdApi(optionStr);
// Process: check the input option, if legal, process the input term
if(lvg.IsLegalOption() == true)
{
ProcessTerm(lvg);
}
else
{
lvg.PrintLvgHelp();
}
// Post Process: CleanUp
lvg.CleanUp();
}
// private methods
// read data from user's line inputs
private static void ProcessTerm(LvgCmdApi lvg)
{
try
{
while(true) // Loop forever
{
// execute command according to option & argument
if(lvg.ProcessLine() == false)
{
break;
}
}
}
catch (Exception e)
{
e.printStackTrace();
}
}
private static String GetOptionStr(String[] args)
{
// define the default option for showing help menu
String optionStr = "-h";
// capture option form args
if(args.length > 0)
{
optionStr = "";
for(int i = 0; i < args.length; i++)
{
if(i == 0)
{
optionStr = args[i];
}
else
{
optionStr += (" " + args[i]);
}
}
}
return optionStr;
}
}