public int run()

in src/main/java/org/apache/maven/shared/verifier/ForkedLauncher.java [103:158]

• 45 lines of code
• 7 McCabe index (conditional complexity)

    public int run( String[] cliArgs, Properties systemProperties, Map<String, String> envVars,
                    String workingDirectory, File logFile )
        throws IOException, LauncherException
    {
        Commandline cmd = new Commandline();

        cmd.setExecutable( executable );

        if ( mavenHome != null )
        {
            cmd.addEnvironment( "M2_HOME", mavenHome );
        }

        if ( envVars != null )
        {
            for ( Map.Entry<String, String> envVar : envVars.entrySet() )
            {
                cmd.addEnvironment( envVar.getKey(), envVar.getValue() );
            }
        }

        cmd.addEnvironment( "MAVEN_TERMINATE_CMD", "on" );

        cmd.setWorkingDirectory( workingDirectory );

        for ( Object o : systemProperties.keySet() )
        {
            String key = (String) o;
            String value = systemProperties.getProperty( key );
            cmd.createArg().setValue( "-D" + key + "=" + value );
        }

        for ( String cliArg : cliArgs )
        {
            cmd.createArg().setValue( cliArg );
        }

        Writer logWriter = new FileWriter( logFile );

        StreamConsumer out = new WriterStreamConsumer( logWriter );

        StreamConsumer err = new WriterStreamConsumer( logWriter );

        try
        {
            return CommandLineUtils.executeCommandLine( cmd, out, err );
        }
        catch ( CommandLineException e )
        {
            throw new LauncherException( "Failed to run Maven: " + cmd, e );
        }
        finally
        {
            logWriter.close();
        }
    }