Example usage for org.springframework.core.convert ConversionFailedException ConversionFailedException

Introduction

In this page you can find the example usage for org.springframework.core.convert ConversionFailedException ConversionFailedException.

Prototype

public ConversionFailedException(@Nullable TypeDescriptor sourceType, TypeDescriptor targetType,
        @Nullable Object value, Throwable cause) 

Source Link

Document

Create a new conversion exception.

Usage

From source file:com.travelport.restneohack.model.domain.EmailAddressConverter.java

@Override
public Object convert(Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
    if (source instanceof EmailAddress) {
        return ((EmailAddress) source).getEmail();
    }//from   w ww.ja v a 2 s.com
    if (source instanceof String) {
        return new EmailAddress((String) source);
    }
    throw new ConversionFailedException(sourceType, targetType, source, null);
}

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From source file:com._4dconcept.springframework.data.marklogic.core.convert.MappingMarklogicConverter.java

@Override
public <R> R read(Class<R> returnType, MarklogicContentHolder holder) {
    ResultItem resultItem = (ResultItem) holder.getContent();
    if (String.class.equals(returnType)) {
        return returnType.cast(resultItem.asString());
    }//www .  java  2 s .  c  o  m

    R result = null;
    if (returnType.isPrimitive()) {
        try {
            Method method = MarklogicTypeUtils.primitiveMap.get(returnType).getMethod("valueOf", String.class);
            @SuppressWarnings("unchecked")
            R obj = (R) method.invoke(null, resultItem.asString());
            result = obj;
        } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {
            LOGGER.debug("Unable to generate primitive value for type " + returnType.getName());
        }
    }

    if (result != null) {
        return result;
    }

    ConversionService conversionService = getConversionService();

    if (conversionService.canConvert(resultItem.getClass(), returnType)) {
        R convert = conversionService.convert(resultItem, returnType);

        if (convert == null) {
            throw new ConversionFailedException(TypeDescriptor.forObject(resultItem),
                    TypeDescriptor.valueOf(returnType), resultItem, new NullPointerException());
        }

        return convert;
    } else {
        throw new ConverterNotFoundException(TypeDescriptor.forObject(resultItem),
                TypeDescriptor.valueOf(returnType));
    }
}

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From source file:com._4dconcept.springframework.data.marklogic.core.convert.MappingMarklogicConverter.java

@Override
public void write(Object source, MarklogicContentHolder holder) {
    TypeDescriptor sourceDescriptor = TypeDescriptor.forObject(source);
    TypeDescriptor targetDescriptor = TypeDescriptor.valueOf(String.class);

    if (getConversionService().canConvert(sourceDescriptor, targetDescriptor)) {
        String content = getConversionService().convert(source, String.class);

        if (content == null) {
            throw new ConversionFailedException(sourceDescriptor, targetDescriptor, source,
                    new NullPointerException("Conversion result is not e"));
        } else {/*w w  w. j ava2  s  .c o  m*/
            holder.setContent(content);
        }
    } else {
        throw new ConverterNotFoundException(sourceDescriptor, targetDescriptor);
    }
}

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From source file:net.sf.juffrou.reflect.spring.BeanWrapperTests.java

@Test
public void testNullNestedTypeDescriptorWithBadConversionService() {
    Foo foo = new Foo();
    JuffrouSpringBeanWrapper wrapper = new JuffrouSpringBeanWrapper(foo);
    wrapper.setConversionService(new GenericConversionService() {
        @Override/*from  www. j  ava  2  s  .  c  o m*/
        public Object convert(Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
            throw new ConversionFailedException(sourceType, targetType, source, null);
        }
    });
    wrapper.setAutoGrowNestedPaths(true);
    wrapper.setPropertyValue("listOfMaps[0]['luckyNumber']", "9");
    assertEquals("9", foo.listOfMaps.get(0).get("luckyNumber"));
}

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From source file:com._4dconcept.springframework.data.marklogic.core.MarklogicTemplate.java

private MarklogicIdentifier resolveMarklogicIdentifier(Object id, MarklogicPersistentProperty idProperty) {
    if (MarklogicTypeUtils.isSimpleType(idProperty.getType())) {
        return new MarklogicIdentifier() {
            @Override/*from   w w w  .  j a  va 2s.co  m*/
            public QName qname() {
                return idProperty.getQName();
            }

            @Override
            public String value() {
                return id.toString();
            }
        };
    }

    ConversionService conversionService = marklogicConverter.getConversionService();
    if (conversionService.canConvert(idProperty.getType(), MarklogicIdentifier.class)) {
        MarklogicIdentifier convert = conversionService.convert(id, MarklogicIdentifier.class);
        if (convert == null) {
            throw new ConversionFailedException(TypeDescriptor.forObject(id),
                    TypeDescriptor.valueOf(MarklogicIdentifier.class), id,
                    new NullPointerException("Conversion result is not expected to be null"));
        }

        return convert;
    }

    throw new MappingException("Unexpected identifier type " + idProperty.getClass());
}

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From source file:org.springframework.beans.AbstractPropertyAccessorTests.java

@Test
public void setPropertyIntermediateListIsNullWithBadConversionService() {
    Foo target = new Foo();
    AbstractPropertyAccessor accessor = createAccessor(target);
    accessor.setConversionService(new GenericConversionService() {
        @Override//from w ww.  j  a va2s. co m
        public Object convert(@Nullable Object source, @Nullable TypeDescriptor sourceType,
                TypeDescriptor targetType) {
            throw new ConversionFailedException(sourceType, targetType, source, null);
        }
    });
    accessor.setAutoGrowNestedPaths(true);
    accessor.setPropertyValue("listOfMaps[0]['luckyNumber']", "9");
    assertEquals("9", target.listOfMaps.get(0).get("luckyNumber"));
}

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From source file:org.springframework.beans.BeanWrapperTests.java

@Test
public void testNullNestedTypeDescriptorWithBadConversionService() {
    Foo foo = new Foo();
    BeanWrapperImpl wrapper = new BeanWrapperImpl(foo);
    wrapper.setConversionService(new GenericConversionService() {
        @Override//from  w ww.j  a  va 2  s  . c o  m
        public Object convert(Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
            throw new ConversionFailedException(sourceType, targetType, source, null);
        }
    });
    wrapper.setAutoGrowNestedPaths(true);
    wrapper.setPropertyValue("listOfMaps[0]['luckyNumber']", "9");
    assertEquals("9", foo.listOfMaps.get(0).get("luckyNumber"));
}

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From source file:org.springframework.core.convert.support.GenericConversionService.java

/**
 * Template method to convert a null source.
 * <p>Default implementation returns <code>null</code>.
 * Throws a {@link ConversionFailedException} if the targetType is a primitive type,
 * as <code>null</code> cannot be assigned to a primitive type.
 * Subclasses may override to return custom null objects for specific target types.
 * @param sourceType the sourceType to convert from
 * @param targetType the targetType to convert to
 * @return the converted null object/*from   w w w. j a va 2 s  . c  o m*/
 */
protected Object convertNullSource(TypeDescriptor sourceType, TypeDescriptor targetType) {
    if (targetType.isPrimitive()) {
        throw new ConversionFailedException(sourceType, targetType, null,
                new IllegalArgumentException("A null value cannot be assigned to a primitive type"));
    }
    return null;
}

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