private void parseOpts()

in client/example/src/main/java/org/apache/qpid/example/OptionParser.java [135:203]
64 lines of code
18 McCabe index (conditional complexity)

    private void parseOpts(String[] args)
    {   
        String prevOpt = null;
        for(String op: args)
        {
            // covers both -h and --help formats
            if (op.startsWith("-"))
            {
                String key = op.substring(op.startsWith("--")? 2:1 ,
                                         (op.indexOf('=') > 0) ? 
                                            op.indexOf('='):
                                            op.length());
                
                boolean match = false;
                for (Option option: optDefs)
                {
                    
                    if ((op.startsWith("-") && option.getShortForm() != null && option.getShortForm().equals(key)) ||
                        (op.startsWith("--") && option.getLongForm() != null && option.getLongForm().equals(key)) )
                    {
                        match = true;
                        break;
                    }
                }
                
                if (!match) 
                { 
                    System.out.println(op + " is not a valid option"); 
                    System.exit(0);
                }                    
                
                if (op.indexOf('=') > 0)
                {
                    String val = extractValue(op.substring(op.indexOf('=')+1));
                    if (optMap.containsKey(key))
                    {
                        optMap.put(key, optMap.get(key) + "," + val);
                    }
                    else
                    {
                        optMap.put(key, val);
                    }
                }
                else
                {
                    if (! optMap.containsKey(key)){ optMap.put(key, ""); }
                    prevOpt = key;
                }
            }
            else if (prevOpt != null) // this is to catch broker localhost:5672 instead broker=localhost:5672
            {
                String val = extractValue(op);
                if (optMap.containsKey(prevOpt) && !optMap.get(prevOpt).toString().equals(""))
                {
                    optMap.put(prevOpt, optMap.get(prevOpt) + "," + val);
                }
                else
                {
                    optMap.put(prevOpt, val);
                }
                prevOpt = null;
            }
            else
            {
                System.out.println(optMap);
                throw new IllegalArgumentException(op + " is not a valid option");
            }
        }
    }