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mergeCommand.javaAPI DocAndroid 1.5 API5501Wed May 06 22:41:16 BST 2009com.vladium.emma.data

mergeCommand

public final class mergeCommand extends com.vladium.emma.Command
author
Vlad Roubtsov, (C) 2003

Fields Summary
private String[]
m_datapath
private String
m_outFileName
Constructors Summary
public mergeCommand(String usageToolName, String[] args)

        super (usageToolName, args);
    
Methods Summary
protected voidinitialize()

        super.initialize ();                
    
public synchronized voidrun()

        ClassLoader loader;
        try
        {
            loader = ClassLoaderResolver.getClassLoader ();
        }
        catch (Throwable t)
        {
            loader = getClass ().getClassLoader ();
        }
        
        try
        {
            // process 'args':
            {
                final IOptsParser parser = getOptParser (loader);
                final IOptsParser.IOpts parsedopts = parser.parse (m_args);
                
                // check if usage is requested before checking args parse errors etc:
                {
                    final int usageRequestLevel = parsedopts.usageRequestLevel ();

                    if (usageRequestLevel > 0)
                    {
                        usageexit (parser, usageRequestLevel, null);
                        return;
                    }
                }
                
                final IOptsParser.IOpt [] opts = parsedopts.getOpts ();
                
                if (opts == null) // this means there were args parsing errors
                {
                    parsedopts.error (m_out, STDOUT_WIDTH);
                    usageexit (parser, IOptsParser.SHORT_USAGE, null);
                    return;
                }
                
                // process parsed args:

                try
                {
                    for (int o = 0; o < opts.length; ++ o)
                    {
                        final IOptsParser.IOpt opt = opts [o];
                        final String on = opt.getCanonicalName ();
                        
                        if (! processOpt (opt))
                        {
                            if ("in".equals (on))
                            {
                                m_datapath = getListOptValue (opt, PATH_DELIMITERS, true);
                            }
                            else if ("out".equals (on))
                            {
                                m_outFileName = opt.getFirstValue ();
                            }
                        }
                    }
                    
                    // user '-props' file property overrides:
                    
                    if (! processFilePropertyOverrides ()) return;
                    
                    // process prefixed opts:
                    
                    processCmdPropertyOverrides (parsedopts);
                }
                catch (IOException ioe)
                {
                    throw new EMMARuntimeException (IAppErrorCodes.ARGS_IO_FAILURE, ioe);
                }
                
                // handle cmd line-level defaults:
                {
                }
            }
            
            // run the reporter:
            {
                final MergeProcessor processor = MergeProcessor.create ();
                processor.setAppName (IAppConstants.APP_NAME); // for log prefixing
                
                processor.setDataPath (m_datapath);
                processor.setSessionOutFile (m_outFileName);
                processor.setPropertyOverrides (m_propertyOverrides);
                
                processor.run ();
            }
        }
        catch (EMMARuntimeException yre)
        {
            // TODO: see below
            
            exit (true, yre.getMessage (), yre, RC_UNEXPECTED); // does not return
            return;
        }
        catch (Throwable t)
        {
            // TODO: embed: OS/JVM fingerprint, build #, etc
            // TODO: save stack trace in a file and prompt user to send it to ...
            
            exit (true, "unexpected failure: ", t, RC_UNEXPECTED); // does not return
            return;
        }

        exit (false, null, null, RC_OK);
    
protected java.lang.StringusageArgsMsg()

        return "[options]";