Package org.springframework.core.convert

Examples of org.springframework.core.convert.ConversionService

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    }
    return doCreateContext(beanFactory);
  }

  private static StandardEvaluationContext doCreateContext(BeanFactory beanFactory) {
    ConversionService conversionService = null;
    StandardEvaluationContext evaluationContext = null;
    if (beanFactory != null) {
      evaluationContext = YarnContextUtils.getEvaluationContext(beanFactory);
    }
    if (evaluationContext == null) {
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                         String attributeName,
                         MethodParameter parameter,
                         WebDataBinderFactory binderFactory,
                         NativeWebRequest request) throws Exception {
    DataBinder binder = binderFactory.createBinder(request, null, attributeName);
    ConversionService conversionService = binder.getConversionService();
    if (conversionService != null) {
      TypeDescriptor source = TypeDescriptor.valueOf(String.class);
      TypeDescriptor target = new TypeDescriptor(parameter);
      if (conversionService.canConvert(source, target)) {
        return binder.convertIfNecessary(sourceValue, parameter.getParameterType(), parameter);
      }
    }
    return null;
  }
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    PropertyEditor editor = this.propertyEditorRegistry.findCustomEditor(requiredType, propertyName);

    ConversionFailedException firstAttemptEx = null;

    // No custom editor but custom ConversionService specified?
    ConversionService conversionService = this.propertyEditorRegistry.getConversionService();
    if (editor == null && conversionService != null && convertedValue != null && typeDescriptor != null) {
      TypeDescriptor sourceTypeDesc = TypeDescriptor.forObject(newValue);
      TypeDescriptor targetTypeDesc = typeDescriptor;
      if (conversionService.canConvert(sourceTypeDesc, targetTypeDesc)) {
        try {
          return (T) conversionService.convert(convertedValue, sourceTypeDesc, targetTypeDesc);
        }
        catch (ConversionFailedException ex) {
          // fallback to default conversion logic below
          firstAttemptEx = ex;
        }
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  }

  // internal helpers

  private static void addScalarConverters(ConverterRegistry converterRegistry) {
    ConversionService conversionService = (ConversionService) converterRegistry;
    converterRegistry.addConverter(new StringToBooleanConverter());
    converterRegistry.addConverter(Boolean.class, String.class, new ObjectToStringConverter());

    converterRegistry.addConverterFactory(new StringToNumberConverterFactory());
    converterRegistry.addConverter(Number.class, String.class, new ObjectToStringConverter());
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    converterRegistry.addConverter(new StringToUUIDConverter());
    converterRegistry.addConverter(UUID.class, String.class, new ObjectToStringConverter());
  }

  private static void addCollectionConverters(ConverterRegistry converterRegistry) {
    ConversionService conversionService = (ConversionService) converterRegistry;
    converterRegistry.addConverter(new ArrayToCollectionConverter(conversionService));
    converterRegistry.addConverter(new CollectionToArrayConverter(conversionService));

    converterRegistry.addConverter(new ArrayToArrayConverter(conversionService));
    converterRegistry.addConverter(new CollectionToCollectionConverter(conversionService));
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    converterRegistry.addConverter(new CollectionToObjectConverter(conversionService));
    converterRegistry.addConverter(new ObjectToCollectionConverter(conversionService));
  }

  private static void addFallbackConverters(ConverterRegistry converterRegistry) {
    ConversionService conversionService = (ConversionService) converterRegistry;
    converterRegistry.addConverter(new ObjectToObjectConverter());
    converterRegistry.addConverter(new IdToEntityConverter(conversionService));
    converterRegistry.addConverter(new FallbackObjectToStringConverter());
  }
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        sec.addPropertyAccessor(new BeanFactoryAccessor());
        sec.addPropertyAccessor(new MapAccessor());
        sec.addPropertyAccessor(new EnvironmentAccessor());
        sec.setBeanResolver(new BeanFactoryResolver(evalContext.getBeanFactory()));
        sec.setTypeLocator(new StandardTypeLocator(evalContext.getBeanFactory().getBeanClassLoader()));
        ConversionService conversionService = evalContext.getBeanFactory().getConversionService();
        if (conversionService != null) {
          sec.setTypeConverter(new StandardTypeConverter(conversionService));
        }
        customizeEvaluationContext(sec);
        this.evaluationCache.put(evalContext, sec);
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                         String attributeName,
                         MethodParameter parameter,
                         WebDataBinderFactory binderFactory,
                         NativeWebRequest request) throws Exception {
    DataBinder binder = binderFactory.createBinder(request, null, attributeName);
    ConversionService conversionService = binder.getConversionService();
    if (conversionService != null) {
      TypeDescriptor source = TypeDescriptor.valueOf(String.class);
      TypeDescriptor target = new TypeDescriptor(parameter);
      if (conversionService.canConvert(source, target)) {
        return binder.convertIfNecessary(sourceValue, parameter.getParameterType(), parameter);
      }
    }
    return null;
  }
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        sec.addPropertyAccessor(new BeanFactoryAccessor());
        sec.addPropertyAccessor(new MapAccessor());
        sec.addPropertyAccessor(new EnvironmentAccessor());
        sec.setBeanResolver(new BeanFactoryResolver(evalContext.getBeanFactory()));
        sec.setTypeLocator(new StandardTypeLocator(evalContext.getBeanFactory().getBeanClassLoader()));
        ConversionService conversionService = evalContext.getBeanFactory().getConversionService();
        if (conversionService != null) {
          sec.setTypeConverter(new StandardTypeConverter(conversionService));
        }
        customizeEvaluationContext(sec);
        this.evaluationCache.put(evalContext, sec);
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    StandardEvaluationContext context = new StandardEvaluationContext();
    context.addPropertyAccessor(new JspPropertyAccessor(pageContext));
    context.addPropertyAccessor(new MapAccessor());
    context.addPropertyAccessor(new EnvironmentAccessor());
    context.setBeanResolver(new BeanFactoryResolver(getRequestContext().getWebApplicationContext()));
    ConversionService conversionService = getConversionService(pageContext);
    if (conversionService != null) {
      context.setTypeConverter(new StandardTypeConverter(conversionService));
    }
    return context;
  }
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