public void initialize()

in gson/src/java/org/apache/fulcrum/json/gson/GSONBuilderService.java [277:340]
54 lines of code
7 McCabe index (conditional complexity)

    public void initialize() throws Exception {
        gson = new GsonBuilder();
        getLogger().debug("initialized: gson:" + gson);
        if (dateFormat != null) {
            getLogger().info("setting date format to: " + dateFormat);
            setDateFormat(new SimpleDateFormat(dateFormat));
            //setDateFormat(dateFormat);
        }

        if (adapters != null) {
            Enumeration<String> enumKey = adapters.keys();
            while (enumKey.hasMoreElements()) {
                String forClass = enumKey.nextElement();
                String avClass = adapters.get(forClass);
                if (avClass != null) {
                    try {
                        getLogger().debug(
                                "initializing: adapters " + avClass
                                        + " forClass:" + forClass);
                        Class adapterForClass = Class.forName(forClass);
                        Class adapterClass = Class.forName(avClass);
                        addAdapter("Test Adapter", adapterForClass,
                                adapterClass);

                    } catch (Exception e) {
                        throw new InstantiationException(
                                "JsonMapperService: Error instantiating one of the adapters: "
                                        + avClass + " for " + forClass);
                    }
                }
            }
        }
        
        if (useJsonPath) {
            // set it before runtime
            com.jayway.jsonpath.Configuration.setDefaults(new com.jayway.jsonpath.Configuration.Defaults() {
                
                private Callable<Gson> gsonFuture = new Callable<Gson>() {
                    @Override
                    public Gson call() {
                        return GSONBuilderService.this.gson.create();
                    }
                };

                private final JsonProvider jsonProvider = new GsonJsonProvider(GSONBuilderService.this.gson.create());
                private final MappingProvider mappingProvider = new GsonMappingProvider(gsonFuture);

                @Override
                public JsonProvider jsonProvider() {
                    return jsonProvider;
                }

                @Override
                public MappingProvider mappingProvider() {
                    return mappingProvider;
                }

                @Override
                public Set<Option> options() {
                    return EnumSet.noneOf(Option.class);
                }
            });
        }
    }